[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "1"]
[White "Alterman, Boris"]
[Black "Gokhan, Demir"]
[Result "1-0"]
[WhiteElo "2400"]
[ECO "D85"]
[EventDate "1990.08.16"]
[PlyCount "47"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.cxd5 Nxd5 6.e4 Nxc3 7.bxc3 c5 8.Be3 
Qa5 9.Qd2 O-O 10.Rb1 a6 11.Rc1 Rd8 12.d5 Nc6 13.Be2 f5 14.O-O e6 15.Bg5 
Rd6 16.Qf4 e5 17.Qh4 Nd8 18.Be7 Rd7 19.d6 b5 20.exf5 gxf5 21.Qh5 Ne6 22.
Ng5 Nf8 23.Qf7+ Kh8 24.Qd5 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "1"]
[White "Comas i Fabrego, Lluis"]
[Black "Oblitas Guerrero, Carlomagno"]
[Result "1-0"]
[WhiteElo "2365"]
[ECO "E57"]
[EventDate "1990.08.16"]
[PlyCount "63"]

1.c4 Nf6 2.Nc3 c5 3.Nf3 Nc6 4.e3 e6 5.d4 d5 6.a3 dxc4 7.Bxc4 cxd4 8.exd4 
Be7 9.O-O O-O 10.Re1 Nd5 11.Bd3 Nxc3 12.bxc3 Bf6 13.Qe2 g6 14.Bh6 Bg7 15.
Qe3 Qa5 16.Qd2 b6 17.Re4 Bb7 18.Rb1 Ne7 19.Rh4 Bf6 20.Bg5 Bxg5 21.Nxg5 h5 
22.Rb5 Qxa3 23.Nh7 Nf5 24.Nf6+ Kg7 25.Nxh5+ Kh7 26.Rxf5 Qa1+ 27.Bf1 exf5 
28.Qg5 Rfe8 29.Nf6+ Kg7 30.Rh7+ Kf8 31.Nd7+ Kg8 32.Rh8+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "1"]
[White "Hennigan, Michael"]
[Black "Silva Lillo, Sebastian"]
[Result "1-0"]
[WhiteElo "2325"]
[ECO "B34"]
[EventDate "1990.08.16"]
[PlyCount "61"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Be3 Nf6 7.Be2 O-O 8.Nb3 
d6 9.f4 Be6 10.g4 Rc8 11.g5 Nd7 12.h4 Nb4 13.Nd4 Bc4 14.a3 Bxe2 15.Qxe2 
Nc6 16.O-O-O Nxd4 17.Bxd4 Nb6 18.Bxg7 Kxg7 19.h5 Rh8 20.f5 Rc5 21.Qf2 f6 
22.gxf6+ exf6 23.hxg6 hxg6 24.Qg3 g5 25.Rxh8 Qxh8 26.Qxd6 Qf8 27.Qg3 Qe8 
28.Rh1 Qg8 29.Qd6 Re5 30.Qc7+ Kf8 31.Rh7 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "1"]
[White "Hernandez, Gilberto"]
[Black "Giaccio, Alfredo Gustavo"]
[Result "1-0"]
[WhiteElo "2530"]
[BlackElo "2270"]
[ECO "C19"]
[EventDate "1990.08.16"]
[PlyCount "87"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 Ne7 5.a3 Bxc3+ 6.bxc3 c5 7.Nf3 Nbc6 8.a4 
Qa5 9.Qd2 Bd7 10.Be2 f6 11.exf6 gxf6 12.dxc5 O-O-O 13.Nd4 Rhg8 14.g3 Ne5 
15.Ba3 a6 16.Bb4 Qc7 17.Nb5 axb5 18.axb5 Bxb5 19.Ra8+ Kd7 20.Bxb5+ N5c6 
21.Rxd8+ Kxd8 22.O-O Nf5 23.Ra1 Ke7 24.Bd3 Ne5 25.Qe2 Nxd3 26.cxd3 d4 27.
c6+ Kf7 28.Qh5+ Kg7 29.cxb7 Qxb7 30.Bc5 Ra8 31.Rxa8 Qxa8 32.Bxd4 h6 33.
Qg4+ Kf7 34.Qe4 Qc8 35.c4 e5 36.Be3 Kg7 37.Bd2 Nd6 38.Qf3 Nf7 39.h4 Qb8 
40.Qg4+ Kf8 41.Qg6 Qb1+ 42.Kh2 Ke7 43.Be3 Qb4 44.Bxh6 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "1"]
[White "Lutz, Christopher"]
[Black "Livshits, Ron"]
[Result "1-0"]
[WhiteElo "2445"]
[BlackElo "2250"]
[ECO "E98"]
[EventDate "1990.08.16"]
[PlyCount "91"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.Ne1 Nd7 10.Nd3 f5 11.Bd2 c5 12.Rb1 Nf6 13.f3 Kh8 14.b4 b6 15.bxc5 bxc5 
16.Qc1 f4 17.g4 fxg3 18.hxg3 Nh5 19.Kg2 Ng8 20.Rh1 Rf7 21.Bd1 Qf8 22.Ne1 
Ba6 23.Qa3 Bb7 24.Ba4 Bh6 25.Qc1 Bxd2 26.Qxd2 Qg7 27.Rxb7 Rxb7 28.Bc6 Rab8
29.Bxb7 Qxb7 30.Nd3 Qa6 31.Nb5 Rb6 32.Qc2 Nhf6 33.Rb1 Ne7 34.Rb3 Nc8 35.f4
Qa4 36.fxe5 Ng4 37.exd6 Ne3+ 38.Kh2 Nxc2 39.d7 Ne7 40.d8=Q+ Ng8 41.d6 Qxc4
42.Qe8 h5 43.d7 Ne3 44.Na3 Ng4+ 45.Kg2 Ne3+ 46.Kh3 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "1"]
[White "Nunez Garcia, Alberto"]
[Black "Varga, Zoltan"]
[Result "0-1"]
[BlackElo "2380"]
[ECO "B01"]
[EventDate "1990.08.16"]
[PlyCount "56"]

1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.Nf3 Nf6 5.Be2 Nc6 6.O-O Bg4 7.d3 e5 8.a3 
O-O-O 9.Be3 e4 10.Ne1 h5 11.f3 exf3 12.Nxf3 Bd6 13.b4 Qf5 14.Qd2 Rhe8 15.
Ng5 Qe5 16.Bxg4+ Nxg4 17.Bf4 Qd4+ 18.Kh1 Rd7 19.Bxd6 Qxd6 20.Qf4 Qxf4 21.
Rxf4 Nd4 22.h3 Nxc2 23.Raf1 Nge3 24.R1f2 f6 25.Nge4 Rxd3 26.Ne2 Rxa3 27.
N2g3 Nxb4 28.Nxh5 Nd3 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "1"]
[White "Pupo, Emilio"]
[Black "Tuffery, Paul"]
[Result "1-0"]
[WhiteElo "2325"]
[ECO "B09"]
[EventDate "1990.08.16"]
[PlyCount "47"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Bd3 c6 7.O-O b5 8.e5 Nfd7 
9.Ne4 d5 10.Neg5 e6 11.g4 h6 12.Nh3 Re8 13.Be3 Ba6 14.f5 exf5 15.gxf5 g5 
16.Bxg5 hxg5 17.Nfxg5 f6 18.Qh5 Nf8 19.Qf7+ Kh8 20.Rf4 fxg5 21.f6 Bh6 22.
Nxg5 Rxe5 23.dxe5 Bxg5 24.Qg7# 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "1"]
[White "Ribas, Alejandro"]
[Black "Sorensen, Jan"]
[Result "0-1"]
[BlackElo "2395"]
[ECO "C18"]
[EventDate "1990.08.16"]
[PlyCount "82"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Qg4 Qc7 8.Qxg7 
Rg8 9.Qxh7 cxd4 10.Ne2 dxc3 11.f4 b6 12.Qd3 Ba6 13.Qxc3 Qxc3+ 14.Nxc3 Bxf1
15.Kxf1 Nbc6 16.Ne2 Nf5 17.Rg1 Rc8 18.g4 Nfd4 19.Ra2 Nf3 20.Rg2 Rxg4 21.
Kf2 Rxg2+ 22.Kxg2 Ncd4 23.Be3 Ne1+ 24.Kf2 Nxe2 25.Kxe1 Nc3 26.Rb2 Kd7 27.
Bd4 Ne4 28.Kd1 Rg8 29.Rb3 Rg2 30.Kc1 Rxh2 31.a4 Rh1+ 32.Kb2 Rd1 33.Be3 d4 
34.Rb4 dxe3 35.Rxe4 e2 36.Rxe2 Rd4 37.Kb3 Rxf4 38.Rd2+ Kc7 39.Rd3 a5 40.c4
Rf5 41.Re3 Kc6 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "1"]
[White "Sequera Paolini, Jose"]
[Black "Sjodahl, Pontus"]
[Result "1/2-1/2"]
[BlackElo "2335"]
[ECO "B22"]
[EventDate "1990.08.16"]
[PlyCount "70"]

1.e4 c5 2.c3 e6 3.d4 d5 4.exd5 exd5 5.Nf3 Nf6 6.Be2 Be7 7.dxc5 Bxc5 8.Nbd2
O-O 9.O-O Bb6 10.Nb3 Bg4 11.Bg5 Nbd7 12.Nfd4 Bxe2 13.Qxe2 Re8 14.Qf3 Qe7 
15.Rad1 Qe4 16.Nd2 Qg6 17.Be3 Ne5 18.Qf5 Nfg4 19.Qxg6 hxg6 20.Bg5 f6 21.h3
Nxf2 22.Rxf2 fxg5 23.N2f3 Nxf3+ 24.Rxf3 Re2 25.Rf2 Rae8 26.Kf1 R2e4 27.
Rfd2 Bxd4 28.Rxd4 Rxd4 29.Rxd4 Re5 30.Ra4 a6 31.Rb4 b5 32.a4 bxa4 33.Rxa4 
Re6 34.Ra5 Rb6 35.b4 d4 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "1"]
[White "Shirov, Alexei"]
[Black "Minero Pineda, Sergio"]
[Result "1-0"]
[WhiteElo "2580"]
[BlackElo "2285"]
[ECO "E97"]
[EventDate "1990.08.16"]
[PlyCount "59"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 e5 7.O-O Nc6 8.d5 Ne7 
9.Nd2 c5 10.Rb1 a5 11.a3 Ne8 12.b4 axb4 13.axb4 b6 14.bxc5 bxc5 15.Nb3 f5 
16.Bd2 fxe4 17.Nxe4 Nf5 18.Ra1 Rxa1 19.Qxa1 Qh4 20.Bd3 Bh6 21.Qa8 Nf6 22.
g3 Qh3 23.Nxf6+ Kg7 24.Ne4 Nh4 25.Bxh6+ Kxh6 26.gxh4 Qxd3 27.Nbd2 Kg7 28.
Re1 Bh3 29.Qb7+ Rf7 30.Qb1 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "1"]
[White "Stephens, Malcolm"]
[Black "Martens, Martin"]
[Result "0-1"]
[BlackElo "2325"]
[ECO "A45"]
[EventDate "1990.08.16"]
[PlyCount "66"]

1.d4 Nf6 2.g4 Nxg4 3.e4 d6 4.Nc3 c6 5.Be2 Nf6 6.Bf4 Qa5 7.Qd2 e5 8.Be3 b5 
9.f3 Be7 10.h4 Nh5 11.dxe5 dxe5 12.Bxb5 O-O 13.Bc4 Ba6 14.Bxa6 Nxa6 15.Qd7
Bc5 16.Bxc5 Qxc5 17.Nge2 Rfd8 18.Qg4 g6 19.Qg1 Qb4 20.Rb1 Nc7 21.Qe3 Ne6 
22.Kf2 Nd4 23.a3 Qe7 24.Rbc1 Rab8 25.Nd1 Nxe2 26.Qxe2 Rd7 27.Ke1 Ng3 28.
Qh2 Nxh1 29.Qxh1 Qf6 30.Ke2 Qf4 31.Ne3 Rbd8 32.Qe1 Rd2+ 33.Qxd2 Qh2+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "1"]
[White "Zapata Ferrada, Marco"]
[Black "Pitterson, Jomo"]
[Result "1/2-1/2"]
[ECO "B02"]
[EventDate "1990.08.16"]
[PlyCount "39"]

1.e4 Nf6 2.Nc3 d5 3.exd5 Nxd5 4.Bc4 Nb6 5.Bb3 Bf5 6.Qf3 Qc8 7.Nge2 Nc6 8.
d3 e6 9.Qg3 Qd7 10.Bf4 O-O-O 11.a3 Bd6 12.Bxd6 Qxd6 13.Qxd6 Rxd6 14.O-O-O 
Rhd8 15.h3 h6 16.Rhe1 a6 17.f4 h5 18.Ng3 Nd4 19.Ba2 Bg6 20.Nge4 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "2"]
[White "Akopian, Vladimir"]
[Black "Grigore, George-Gabriel"]
[Result "1-0"]
[WhiteElo "2535"]
[BlackElo "2380"]
[ECO "A53"]
[EventDate "1990.08.16"]
[PlyCount "117"]

1.d4 Nf6 2.c4 d6 3.Nf3 Bf5 4.g3 Nbd7 5.Bg2 c6 6.O-O e5 7.Nc3 h6 8.e3 Be7 
9.Nh4 Bh7 10.Bh3 Qa5 11.Bd2 Qb6 12.b3 exd4 13.Na4 Qd8 14.exd4 Ne4 15.Be1 
Bxh4 16.gxh4 Qxh4 17.Bg2 Qe7 18.f3 Ng5 19.d5 cxd5 20.Qxd5 O-O 21.Qxb7 Bd3 
22.Rf2 Bf5 23.Kh1 Nh3 24.Rb2 Nf4 25.Bg3 Qg5 26.Rg1 Ne5 27.Rd1 h5 28.Bxf4 
Qxf4 29.Qd5 h4 30.Qd4 Qxd4 31.Rxd4 Rfe8 32.h3 Ng6 33.Nc3 Re1+ 34.Kh2 Rae8 
35.Rbd2 R8e3 36.Nb5 Ne5 37.Nxd6 Nxf3+ 38.Bxf3 Rxf3 39.Nxf5 Rxf5 40.Rxh4 g5
41.Rg4 Kf8 42.Rg1 Re3 43.Rg3 Re1 44.Rgg2 a5 45.Rc2 Ke7 46.Rge2+ Rxe2+ 47.
Rxe2+ Kd6 48.Kg3 Rc5 49.Kg4 f6 50.Rd2+ Ke5 51.Rd5+ Rxd5 52.cxd5 f5+ 53.
Kxg5 f4 54.d6 f3 55.d7 f2 56.d8=Q f1=Q 57.Qxa5+ Kd4 58.Qb4+ Ke5 59.Qc5+ 
1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "2"]
[White "Amir, Karim"]
[Black "Rahman, Asad"]
[Result "1-0"]
[WhiteElo "2290"]
[ECO "A43"]
[EventDate "1990.08.16"]
[PlyCount "47"]

1.d4 c5 2.d5 d6 3.c4 e5 4.Nc3 f5 5.e4 Nf6 6.Bd3 f4 7.g3 fxg3 8.hxg3 Be7 9.
Be2 O-O 10.Be3 a6 11.a4 Bd7 12.f4 exf4 13.gxf4 Qc8 14.Qd3 Ng4 15.Bd2 Bf6 
16.Qh3 h6 17.f5 Ne5 18.Nf3 Be8 19.Nxe5 Bxe5 20.Rg1 Kh7 21.O-O-O b5 22.Rg2 
bxc4 23.Bxh6 gxh6 24.Qxh6+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "2"]
[White "Egger Mancilla, Jorge"]
[Black "Alterman, Boris"]
[Result "0-1"]
[WhiteElo "2310"]
[BlackElo "2400"]
[ECO "B78"]
[EventDate "1990.08.16"]
[PlyCount "74"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 
Nc6 9.Bc4 Bd7 10.O-O-O Rc8 11.Bb3 Ne5 12.h4 h5 13.Bh6 a5 14.Bxg7 Kxg7 15.
a4 Rc5 16.g4 hxg4 17.f4 Nc6 18.Nxc6 Bxc6 19.Rhe1 e5 20.Nd5 Bxd5 21.Bxd5 
Nxd5 22.exd5 f6 23.Re4 Qc8 24.fxe5 fxe5 25.Kb1 Qf5 26.Ree1 Qf4 27.Qd3 Qc4 
28.Qd2 Rf4 29.b3 Qc3 30.Qe2 Qf3 31.Qd2 Rd4 32.Qc1 Rxd1 33.Rxd1 Qf4 34.Qxf4
exf4 35.Rd4 f3 36.Rxg4 Rxd5 37.Kc1 f2 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "2"]
[White "Gdanski, Jacek"]
[Black "Hennigan, Michael"]
[Result "0-1"]
[WhiteElo "2420"]
[BlackElo "2325"]
[ECO "B07"]
[EventDate "1990.08.16"]
[PlyCount "72"]

1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Be3 Nf6 5.f3 c6 6.Qd2 b5 7.Nge2 Nbd7 8.g4 Nb6 
9.Ng3 Qc7 10.O-O-O Bb7 11.g5 Nfd7 12.h4 O-O-O 13.h5 Rhg8 14.Qf2 b4 15.Nb1 
c5 16.Nd2 Kb8 17.Kb1 Rc8 18.Nb3 Na4 19.Bb5 Ndb6 20.Ne2 Nxb2 21.Kxb2 a6 22.
Bd3 c4 23.Rc1 Na4+ 24.Kb1 Qb6 25.hxg6 hxg6 26.d5 Qb5 27.Bxc4 Rxc4 28.Rh7 
a5 29.Qh2 Rcc8 30.Bd4 Bxd4 31.Nbxd4 Qc4 32.Rxf7 Nc3+ 33.Nxc3 bxc3 34.Nb3 
a4 35.Rxe7 Qb4 36.a3 Qxa3 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "2"]
[White "Giaccio, Alfredo Gustavo"]
[Black "Minero Pineda, Sergio"]
[Result "1-0"]
[WhiteElo "2270"]
[BlackElo "2285"]
[ECO "C14"]
[EventDate "1990.08.16"]
[PlyCount "133"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 7.f4 O-O 8.Nf3 
c5 9.Qd2 Nc6 10.O-O-O f6 11.exf6 Nxf6 12.dxc5 Qxc5 13.Bd3 Rb8 14.Qe2 Bd7 
15.Rhf1 b5 16.Ne5 Nd4 17.Qf2 b4 18.Nxd7 Nxd7 19.Na4 Qa5 20.Qxd4 Qxa4 21.
Kb1 Qa5 22.Qe3 Rb6 23.Qh3 g6 24.Qg4 Kg7 25.Rf3 Nc5 26.Rh3 Nxd3 27.Qh4 Nc5 
28.Qxh7+ Kf6 29.Rh6 Rf7 30.Qxg6+ Ke7 31.Qg5+ Kd7 32.Rxd5+ exd5 33.Qxd5+ 
Kc7 34.Qe5+ Kd7 35.Qd5+ Ke8 36.Rh8+ Rf8 37.Qa8+ Kd7 38.Rxf8 Re6 39.Qc8+ 
Kd6 40.Rd8+ Ke7 41.Re8+ Kd6 42.f5 Rxe8 43.Qxe8 Nd7 44.Qe6+ Kc7 45.Qc4+ Kd8
46.g4 Qb6 47.b3 a5 48.Qg8+ Kc7 49.Qc4+ Kd8 50.Qf4 Qg1+ 51.Kb2 Qe1 52.Qg5+ 
Kc8 53.Qg7 Ne5 54.Qf8+ Kd7 55.Qc5 Qe2 56.Qd5+ Ke8 57.f6 Nxg4 58.Qg8+ Kd7 
59.Qg7+ Kc6 60.f7 Ne5 61.Qf6+ Kd5 62.a4 bxa3+ 63.Kxa3 Nxf7 64.c4+ Kc5 65.
Qxf7 Qe1 66.Qc7+ Kd4 67.Qd6+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "2"]
[White "Le Quang, Kim"]
[Black "Holmsten, Aleksei"]
[Result "1-0"]
[ECO "B33"]
[EventDate "1990.08.16"]
[PlyCount "55"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 
b5 9.Nd5 Be7 10.Bxf6 Bxf6 11.c3 O-O 12.Nc2 Rb8 13.Bd3 Bg5 14.O-O Be6 15.a4
bxa4 16.Ndb4 Nxb4 17.Nxb4 Bb3 18.Qe2 Rb6 19.Bxa6 Qc7 20.Rfb1 g6 21.Bb5 Ra8
22.Nd5 Bxd5 23.exd5 Qc5 24.Bc6 Rab8 25.h4 Bxh4 26.Rxa4 Bg3 27.b4 Bf4 28.
Rb3 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "2"]
[White "Martens, Martin"]
[Black "Hauchard, Arnaud"]
[Result "0-1"]
[WhiteElo "2325"]
[BlackElo "2425"]
[ECO "B01"]
[EventDate "1990.08.16"]
[PlyCount "68"]

1.e4 d5 2.exd5 Nf6 3.c4 e6 4.dxe6 Bxe6 5.d4 Bb4+ 6.Bd2 Qe7 7.Bxb4 Qxb4+ 8.
Nd2 Nc6 9.d5 O-O-O 10.Nf3 Nxd5 11.Qc2 Qc5 12.a3 Nf4 13.Qe4 g5 14.Qe3 Qf5 
15.O-O-O Rhe8 16.Qe4 Qf6 17.h4 g4 18.Ng5 Rd4 19.Qe3 h6 20.Nge4 Qe5 21.g3 
Ng6 22.h5 Nge7 23.Qxh6 Rxe4 24.Nxe4 Qxe4 25.Bd3 Qd4 26.Qf4 Qxf4+ 27.gxf4 
Rh8 28.h6 Na5 29.Rde1 Kd7 30.Rh5 f5 31.h7 Bxc4 32.Bxf5+ Nxf5 33.Rxf5 Nb3+ 
34.Kb1 Bd3+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "2"]
[White "Moutousis, Konstantinos"]
[Black "Shirov, Alexei"]
[Result "0-1"]
[WhiteElo "2395"]
[BlackElo "2580"]
[ECO "B70"]
[EventDate "1990.08.16"]
[PlyCount "82"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.O-O O-O 8.Bg5 
Nc6 9.Nb3 a6 10.a4 Be6 11.f4 b5 12.Bf3 b4 13.Nd5 Bxd5 14.exd5 Na5 15.Nd4 
Qb6 16.Kh1 Rac8 17.f5 Rc4 18.Nc6 Nxc6 19.dxc6 Qc5 20.Qd3 Rd4 21.Qxa6 Qxf5 
22.Be3 Rh4 23.Bf2 Rh6 24.Bg1 d5 25.Rae1 g5 26.Bd1 Ne4 27.Rxe4 Qxe4 28.Qb7 
Qc4 29.Re1 Qxc6 30.Qxe7 Qxa4 31.Qxg5 Qc6 32.Bf3 Qxc2 33.Bxd5 Rg6 34.Qf4 
Qxb2 35.Bc5 Qc3 36.Re8 Rf6 37.Rxf8+ Bxf8 38.Qg4+ Kh8 39.Bg1 Rf1 40.Bxf7 
Rxg1+ 41.Kxg1 Qe1# 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "2"]
[White "Oblitas Guerrero, Carlomagno"]
[Black "Borriss, Martin"]
[Result "0-1"]
[BlackElo "2280"]
[ECO "E91"]
[EventDate "1990.08.16"]
[PlyCount "90"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 Nbd7 7.Nf3 a6 8.O-O Rb8
9.Re1 h6 10.Bf4 e5 11.dxe5 Nh5 12.Be3 dxe5 13.Qd2 Kh7 14.Rad1 c6 15.Qd6 
Re8 16.Rd2 Ra8 17.Red1 Bf8 18.Qd3 Qf6 19.Qc2 Nc5 20.Na4 Nxa4 21.Qxa4 Nf4 
22.Bxf4 exf4 23.e5 Qe7 24.c5 f6 25.Bd3 fxe5 26.Nxe5 Qxe5 27.Re2 Qxe2 28.
Bxe2 Rxe2 29.Qc4 Re7 30.Qxf4 Be6 31.h4 h5 32.Re1 Rae8 33.b4 Bg7 34.Qg5 Rf7
35.a3 Bf6 36.Qg3 Bd4 37.Re2 Ref8 38.Qd6 Bd5 39.Re7 Rxe7 40.Qxe7+ Rf7 41.
Qe8 Rxf2 42.Kh1 Bxg2+ 43.Kh2 Bd5+ 44.Kg3 Rf7 45.a4 Bg1 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "2"]
[White "Pedzich, Dominik"]
[Black "Pupo, Emilio"]
[Result "1/2-1/2"]
[WhiteElo "2415"]
[BlackElo "2325"]
[ECO "C18"]
[EventDate "1990.08.16"]
[PlyCount "62"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Qg4 Qc7 8.Qxg7 
Rg8 9.Qxh7 cxd4 10.Ne2 Nbc6 11.f4 Bd7 12.Qd3 dxc3 13.Rb1 O-O-O 14.Nxc3 Na5
15.g3 Kb8 16.Ne2 Ba4 17.Nd4 Nf5 18.Rb4 Nxd4 19.Rxa4 Nxc2+ 20.Kd1 Rc8 21.
Bd2 Nc4 22.Rxc4 dxc4 23.Qxc2 Qc6 24.Rg1 c3 25.Bc1 Qb6 26.Rg2 Rgd8+ 27.Ke1 
Rd2 28.Rxd2 cxd2+ 29.Qxd2 Qb1 30.Kd1 Qb3+ 31.Ke1 Qb1 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "2"]
[White "Pilgrim, Peter"]
[Black "Barahona, Daniel"]
[Result "0-1"]
[BlackElo "2250"]
[ECO "C50"]
[EventDate "1990.08.16"]
[PlyCount "102"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Be7 4.d4 d6 5.dxe5 dxe5 6.Qxd8+ Bxd8 7.Nc3 Nge7 8.
Be3 Ng6 9.h3 O-O 10.O-O-O Na5 11.Bc5 Re8 12.Bf1 Be6 13.g3 Be7 14.Be3 Nc4 
15.Bxc4 Bxc4 16.Nd2 Ba6 17.f4 f6 18.f5 Nh8 19.Nf1 Nf7 20.g4 c6 21.h4 Bb4 
22.Ng3 Bxc3 23.bxc3 Bc4 24.a3 b6 25.Rd7 Bb5 26.g5 c5 27.Rd2 Rad8 28.gxf6 
Rxd2 29.Bxd2 g6 30.fxg6 hxg6 31.Bg5 Re6 32.Rd1 Rd6 33.h5 Rxd1+ 34.Kxd1 
Nxg5 35.hxg6 Bd7 36.Nf5 Bxf5 37.exf5 Ne4 38.Ke2 Ng3+ 39.Kf3 Nxf5 40.Ke4 
Nh4 41.Kxe5 Nxg6+ 42.Kd6 Kf7 43.Kc7 Kxf6 44.Kb7 Ne5 45.Kxa7 Nc4 46.Ka6 Ke6
47.a4 Kd6 48.Kb7 Kd7 49.Ka7 Kc7 50.Ka6 Kc6 51.Ka7 Nb2 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "2"]
[White "Rodriguez Vila, Andres"]
[Black "Djurhuus, Rune"]
[Result "1/2-1/2"]
[WhiteElo "2365"]
[BlackElo "2405"]
[ECO "C07"]
[EventDate "1990.08.16"]
[PlyCount "109"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.Ngf3 cxd4 5.exd5 Qxd5 6.Bc4 Qd6 7.O-O Nf6 8.Nb3
Nc6 9.Nbxd4 Nxd4 10.Qxd4 a6 11.a4 Bd7 12.Be3 Qxd4 13.Bxd4 Rc8 14.Bb3 Bc5 
15.Rfd1 Ke7 16.Ne5 Rhd8 17.Nxd7 Bxd4 18.Nxf6 Bxf6 19.c3 Rxd1+ 20.Rxd1 Rc6 
21.Ba2 Rb6 22.Rd2 Bg5 23.Rc2 Rd6 24.g3 Rd1+ 25.Kg2 Ra1 26.b4 Rc1 27.Rxc1 
Bxc1 28.Bb1 f5 29.b5 a5 30.Kf3 g5 31.g4 Kf6 32.Bd3 b6 33.h3 Bb2 34.c4 Bd4 
35.Bb1 Bc5 36.gxf5 exf5 37.Bc2 h5 38.Kg2 Ke5 39.Bd1 h4 40.Be2 Kd4 41.Bd1 
f4 42.Kf1 Kd3 43.Bh5 Kd2 44.Bf3 Bd6 45.Bh5 Kc3 46.Bd1 Kd3 47.Bf3 Kxc4 48.
Bd1 Kb4 49.Kg2 Bc5 50.Kf1 f3 51.Kg1 Bd6 52.Kf1 Bh2 53.Ke1 Be5 54.Kf1 Bd4 
55.Kg1 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "2"]
[White "Sjodahl, Pontus"]
[Black "Zapata Ferrada, Marco"]
[Result "1-0"]
[WhiteElo "2335"]
[ECO "E08"]
[EventDate "1990.08.16"]
[PlyCount "71"]

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Nf3 c6 5.Qc2 Nbd7 6.Bg2 Be7 7.O-O O-O 8.Rd1 Ne4
9.b3 f5 10.Bb2 Qe8 11.Ne5 Qh5 12.f3 Nxe5 13.dxe5 Bc5+ 14.Bd4 Bxd4+ 15.Rxd4
Qg5 16.f4 Qe7 17.Nd2 Bd7 18.Rc1 Rfd8 19.e3 Be8 20.cxd5 cxd5 21.Nxe4 fxe4 
22.Qc7 Qxc7 23.Rxc7 Bc6 24.Bh3 Re8 25.b4 Rab8 26.Rd2 Kf8 27.Rc2 Re7 28.
Rxe7 Kxe7 29.Kf2 g6 30.Ke1 Kd7 31.Rc5 b6 32.Bxe6+ Kc7 33.Rc1 Kb7 34.b5 
Bxb5 35.Bxd5+ Ka6 36.Bxe4 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "2"]
[White "Sorensen, Jan"]
[Black "Lutz, Christopher"]
[Result "1-0"]
[WhiteElo "2395"]
[BlackElo "2445"]
[ECO "B70"]
[EventDate "1990.08.16"]
[PlyCount "65"]

1.e4 c5 2.Nf3 Nc6 3.Nc3 g6 4.d4 cxd4 5.Nxd4 Bg7 6.Nb3 Nf6 7.Be2 O-O 8.O-O 
d6 9.Kh1 Be6 10.f4 Qc8 11.Be3 Rd8 12.Bg1 Rb8 13.a4 b6 14.Nd4 Nxd4 15.Bxd4 
Bc4 16.Bxc4 Qxc4 17.b3 Qb4 18.Na2 Qa5 19.Qe2 Nh5 20.Bxg7 Nxg7 21.c4 e6 22.
Rad1 Rbc8 23.Rd3 Qc5 24.Nc3 a6 25.Qd2 Qb4 26.f5 Qc5 27.Qh6 Qe5 28.Rh3 gxf5
29.Qxh7+ Kf8 30.Rg3 Ne8 31.exf5 Nf6 32.fxe6 Qxe6 33.Qh6+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "2"]
[White "Tuffery, Paul"]
[Black "Apaza, Henry"]
[Result "1-0"]
[ECO "A15"]
[EventDate "1990.08.16"]
[PlyCount "47"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.c4 d6 5.Nc3 O-O 6.d3 Nc6 7.O-O Bg4 8.h3 Bd7 
9.Be3 Qc8 10.Kh2 Ne5 11.Nxe5 dxe5 12.Qd2 h5 13.Bh6 h4 14.Qe3 hxg3+ 15.fxg3
Bxh6 16.Qxh6 Bc6 17.Bxc6 bxc6 18.Rxf6 exf6 19.Ne4 Qf5 20.Kg1 Rab8 21.Rf1 
Qxe4 22.dxe4 Rxb2 23.Rxf6 Rxe2 24.Rxg6+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "2"]
[White "Ulybin, Mikhail"]
[Black "Comas i Fabrego, Lluis"]
[Result "1-0"]
[WhiteElo "2460"]
[BlackElo "2365"]
[ECO "C01"]
[EventDate "1990.08.16"]
[PlyCount "95"]

1.e4 e6 2.d4 d5 3.exd5 exd5 4.Nf3 Nf6 5.Bg5 Be7 6.Bd3 O-O 7.O-O Nc6 8.c3 
Bg4 9.Nbd2 h6 10.Bh4 a6 11.Qc2 Re8 12.Rae1 Nd7 13.Bg3 Nf8 14.Ne5 Nxe5 15.
dxe5 c5 16.f3 Bh5 17.f4 c4 18.Bf5 Bc5+ 19.Kh1 Bg6 20.Bxg6 fxg6 21.Nf3 Qb6 
22.b4 cxb3 23.axb3 Qc6 24.Rd1 Rac8 25.Rd3 Bb6 26.Rfd1 Ba7 27.b4 Qc4 28.Qb1
Kh8 29.Rxd5 Qxc3 30.b5 Qc4 31.b6 Bb8 32.h4 Qc6 33.Bf2 Qe6 34.Qe4 Qg4 35.
Nh2 Qe6 36.h5 gxh5 37.f5 Qc6 38.Qd4 Qc2 39.e6 Rc4 40.Qe3 Re4 41.Qd3 Qa4 
42.Rd8 Rxd8 43.Qxd8 Kh7 44.Nf3 h4 45.Rf1 Qb5 46.Kg1 Qxf5 47.e7 Rg4 48.
exf8=N+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "2"]
[White "Varga, Zoltan"]
[Black "Hernandez, Gilberto"]
[Result "1-0"]
[WhiteElo "2380"]
[BlackElo "2530"]
[ECO "B57"]
[EventDate "1990.08.16"]
[PlyCount "73"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 Qb6 7.Nb3 e6 8.Be3 
Qc7 9.Qe2 a6 10.O-O-O Be7 11.f4 b5 12.Bd3 Nb4 13.Kb1 Bb7 14.Rc1 O-O 15.g4 
d5 16.e5 Ne4 17.Bd4 Nxc3+ 18.Bxc3 Nc6 19.Rhf1 b4 20.Bd4 a5 21.Qe3 Nxd4 22.
Nxd4 Rfe8 23.f5 exf5 24.Rxf5 g6 25.e6 f6 26.Nb3 Qd8 27.Rh5 Bf8 28.Rxh7 
Kxh7 29.Qh3+ Bh6 30.Rf1 Rf8 31.Nd4 Qe8 32.e7 Rf7 33.Bxg6+ Kxg6 34.Nf5 Rxe7
35.Qxh6+ Kf7 36.Qg7+ Ke6 37.Re1+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "3"]
[White "Alterman, Boris"]
[Black "Ulybin, Mikhail"]
[Result "0-1"]
[WhiteElo "2400"]
[BlackElo "2460"]
[ECO "E32"]
[EventDate "1990.08.16"]
[PlyCount "54"]

1.d4 e6 2.c4 Nf6 3.Nc3 Bb4 4.Qc2 O-O 5.a3 Bxc3+ 6.Qxc3 b6 7.Bg5 Bb7 8.f3 
h6 9.Bh4 d5 10.cxd5 exd5 11.e3 Re8 12.Nh3 Qe7 13.Bf2 c5 14.Bb5 Bc6 15.Be2 
Bd7 16.Nf4 g5 17.Nd3 cxd4 18.Qxd4 Nc6 19.Qa4 d4 20.O-O dxe3 21.Bg3 Rad8 
22.Rfe1 b5 23.Qa6 Nh5 24.Rac1 Nxg3 25.hxg3 Qd6 26.Nb4 Qxg3 27.Nxc6 Bh3 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "3"]
[White "Barahona, Daniel"]
[Black "Gdanski, Jacek"]
[Result "0-1"]
[WhiteElo "2250"]
[BlackElo "2420"]
[ECO "C00"]
[EventDate "1990.08.16"]
[PlyCount "48"]

1.e4 e6 2.d3 d5 3.Nd2 Nf6 4.g3 dxe4 5.dxe4 Nc6 6.Bg2 e5 7.Ngf3 Bc5 8.O-O 
O-O 9.c3 a5 10.Qc2 Qe7 11.Nc4 b6 12.Ne3 Ba6 13.Rd1 Rad8 14.Nd5 Nxd5 15.
exd5 e4 16.dxc6 exf3 17.Bxf3 Rxd1+ 18.Qxd1 Rd8 19.Bd2 Qf6 20.Kg2 Bb5 21.
Qc2 Rd3 22.Bf4 Rxf3 23.Kxf3 Qxc6+ 24.Kg4 Qe6+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "3"]
[White "Grigore, George-Gabriel"]
[Black "Livshits, Ron"]
[Result "1-0"]
[WhiteElo "2380"]
[BlackElo "2250"]
[ECO "D15"]
[EventDate "1990.08.16"]
[PlyCount "81"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.e4 b5 6.e5 Nd5 7.Ng5 h6 8.Nge4 e6 
9.a4 b4 10.Nb1 Ba6 11.Nbd2 c3 12.Nc4 Bxc4 13.Bxc4 cxb2 14.Bxb2 Be7 15.h4 
a5 16.Qg4 g6 17.h5 g5 18.O-O Nd7 19.Rac1 Qb6 20.Bb3 O-O-O 21.Qf3 Rhf8 22.
Bxd5 exd5 23.Ng3 Qc7 24.Nf5 Rde8 25.Nxh6 Nb6 26.Ra1 Nc4 27.Bc1 f6 28.e6 
Qb6 29.Nf5 b3 30.Rb1 b2 31.Bxb2 Nxb2 32.Rfc1 Kd8 33.Qe2 Ba3 34.Rc3 Qb4 35.
Rxc6 Qb7 36.Qc2 Rh8 37.Rxb2 Qa8 38.Ra6 Qc8 39.Rc6 Qa8 40.Rb3 Rxh5 41.Rbc3 
1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "3"]
[White "Gurevich, Ilya"]
[Black "Akopian, Vladimir"]
[Result "1/2-1/2"]
[WhiteElo "2415"]
[BlackElo "2535"]
[ECO "C42"]
[EventDate "1990.08.16"]
[PlyCount "35"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.c4 Be7 6.d4 O-O 7.Bd3 Ng5 8.Nxg5 
Bxg5 9.Qh5 Re8+ 10.Kd1 h6 11.Bxg5 Qxg5 12.Qxg5 hxg5 13.Nc3 Bd7 14.Kd2 Nc6 
15.Nd5 Rac8 16.h4 g4 17.Kc3 Ne7 18.Ne3 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "3"]
[White "Hennigan, Michael"]
[Black "Pedzich, Dominik"]
[Result "0-1"]
[WhiteElo "2325"]
[BlackElo "2415"]
[ECO "B80"]
[EventDate "1990.08.16"]
[PlyCount "64"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Be3 a6 7.Qd2 b5 8.f3 Nbd7
9.g4 h6 10.O-O-O Bb7 11.Bd3 Ne5 12.Rhe1 b4 13.Nce2 d5 14.exd5 Nxd5 15.Nf4 
Bd6 16.Nfxe6 fxe6 17.Nxe6 Qf6 18.Bc5 Nxf3 19.Ng5+ Kd8 20.Nxf3 Bxc5 21.Be4 
Kc7 22.Bxd5 Rad8 23.Re5 Rhe8 24.Rxe8 Rxe8 25.Qd3 Qf4+ 26.Kb1 Rd8 27.c4 
bxc3 28.Qxc3 Qe3 29.Rd3 Qf2 30.b4 Bxd5 31.Qxc5+ Qxc5 32.bxc5 Be4 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "3"]
[White "Lutz, Christopher"]
[Black "Giaccio, Alfredo Gustavo"]
[Result "1-0"]
[WhiteElo "2445"]
[BlackElo "2270"]
[ECO "E91"]
[EventDate "1990.08.16"]
[PlyCount "121"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 c5 7.O-O Nc6 8.d5 Na5 
9.h3 a6 10.Rb1 Qc7 11.a3 b6 12.Be3 e5 13.Nd2 Ne8 14.b4 Nb7 15.Na4 Rb8 16.
Qb3 f5 17.f3 f4 18.Bf2 Nf6 19.Rb2 g5 20.Rfb1 h5 21.Qd1 Nd7 22.Nc3 Rf7 23.
Qa4 Nd8 24.h4 Bf6 25.hxg5 Bxg5 26.Bd3 Bf6 27.Qd1 Rg7 28.Kf1 Nf7 29.Ke2 h4 
30.Qh1 Rb7 31.Rc1 Nf8 32.Bc2 Nd8 33.Ba4 Qf7 34.bxc5 bxc5 35.Rxb7 Nxb7 36.
Rb1 Qg6 37.Bc6 Bd8 38.Na4 Qf7 39.Nb6 Bxb6 40.Rxb6 Qc7 41.Rb1 Rh7 42.Qd1 
Na5 43.Ba4 Nd7 44.Qc1 Nb6 45.Bd1 Rg7 46.Qc3 Nd7 47.Kf1 Qd8 48.Ba4 Nb7 49.
Bc6 Nf8 50.Bxb7 Bxb7 51.Qb2 Bc8 52.Qb6 Qe7 53.Qb8 Bd7 54.Rb6 Qg5 55.Qxd6 
Qxg2+ 56.Ke2 h3 57.Rb8 h2 58.Qxf8+ Kh7 59.Qh8+ Kg6 60.Rg8 Kf6 61.Rxg7 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "3"]
[White "Shirov, Alexei"]
[Black "Varga, Zoltan"]
[Result "1-0"]
[WhiteElo "2580"]
[BlackElo "2380"]
[ECO "D20"]
[EventDate "1990.08.16"]
[PlyCount "69"]

1.d4 d5 2.c4 dxc4 3.e4 e5 4.Nf3 exd4 5.Bxc4 Bb4+ 6.Nbd2 Nc6 7.O-O Nf6 8.e5
Nd5 9.Ne4 O-O 10.Bg5 Be7 11.Bxd5 Qxd5 12.Bxe7 Nxe7 13.Qxd4 Bf5 14.Nc3 Qxd4
15.Nxd4 Rfd8 16.Rfd1 c5 17.Ndb5 Bd7 18.Nd6 Bc6 19.f4 b6 20.a4 Rd7 21.a5 
Rb8 22.axb6 Rxb6 23.Nc4 Rxd1+ 24.Rxd1 Rb8 25.Rd6 g6 26.Na5 Bb5 27.g4 h5 
28.h3 hxg4 29.hxg4 Kf8 30.Kf2 Be8 31.Ke3 Nc8 32.Rd2 Nb6 33.Ne4 Na4 34.b3 
Rb5 35.Rd8 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "3"]
[White "Tuffery, Paul"]
[Black "Egger Mancilla, Jorge"]
[Result "0-1"]
[BlackElo "2310"]
[ECO "A38"]
[EventDate "1990.08.16"]
[PlyCount "58"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.c4 O-O 5.Nc3 d6 6.O-O c5 7.d3 Nc6 8.a3 a6 9.
Bd2 Rb8 10.Rb1 b5 11.cxb5 axb5 12.b4 cxb4 13.axb4 e5 14.Ng5 d5 15.Qc1 Nd4 
16.Re1 Nf5 17.Ra1 h6 18.Nh3 Be6 19.Ra5 Nd4 20.Qb2 Qd7 21.Ra6 Bxh3 22.Rxf6 
Bxg2 23.Kxg2 Bxf6 24.Bxh6 Rfc8 25.e4 Qg4 26.Nxd5 Qf3+ 27.Kg1 Rc2 28.Qxc2 
Nxc2 29.Re2 Qxe2 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "4"]
[White "Akopian, Vladimir"]
[Black "Djurhuus, Rune"]
[Result "1-0"]
[WhiteElo "2535"]
[BlackElo "2405"]
[ECO "C07"]
[EventDate "1990.08.16"]
[PlyCount "77"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Qxd5 5.Ngf3 cxd4 6.Bc4 Qd6 7.O-O Nf6 8.Nb3
Nc6 9.Nbxd4 Nxd4 10.Nxd4 Bd7 11.Be3 a6 12.Qe2 Qc7 13.Rad1 Bd6 14.h3 O-O 
15.Bg5 Kh8 16.Bb3 Bf4 17.Bh4 Rae8 18.c3 e5 19.Nc2 g5 20.Bg3 g4 21.Bh4 Ng8 
22.hxg4 e4 23.Ne3 Qc8 24.Rd4 Be5 25.Rd2 Nh6 26.g5 Ng4 27.Rxd7 Nxe3 28.Rxf7
Rxf7 29.Bxf7 Nxf1 30.Bxe8 Qxe8 31.Kxf1 Bg7 32.f3 e3 33.Bf2 h6 34.Qxe3 Qb5+
35.Qe2 Qxg5 36.Qe8+ Kh7 37.Qe4+ Kh8 38.Qxb7 Qc1+ 39.Be1 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "4"]
[White "Amir, Karim"]
[Black "Grigore, George-Gabriel"]
[Result "1/2-1/2"]
[WhiteElo "2290"]
[BlackElo "2380"]
[ECO "A53"]
[EventDate "1990.08.16"]
[PlyCount "85"]

1.d4 Nf6 2.c4 d6 3.Nc3 Bf5 4.Bg5 Nbd7 5.e3 c6 6.Bd3 Bxd3 7.Qxd3 e5 8.Bxf6 
Nxf6 9.dxe5 dxe5 10.Qf5 Bd6 11.Rd1 Qe7 12.Nge2 O-O 13.Ng3 Bb4 14.Qc2 Qe6 
15.a3 Bxc3+ 16.Qxc3 h5 17.Qc2 Rad8 18.O-O h4 19.Ne4 Nxe4 20.Qxe4 h3 21.Qh4
hxg2 22.Rxd8 gxf1=Q+ 23.Kxf1 f6 24.Rd2 Qe7 25.Qg4 Rd8 26.Rxd8+ Qxd8 27.
Qe6+ Kh7 28.Ke2 a5 29.c5 a4 30.Qh3+ Kg6 31.Qg4+ Kh6 32.Qxa4 Qd5 33.Qb4 e4 
34.Qd4 Qe6 35.Qd6 Qc4+ 36.Kd2 Kh5 37.Qd4 Qf1 38.Qxe4 Qxf2+ 39.Kc3 g5 40.h3
f5 41.Qd4 g4 42.Qh8+ Kg5 43.h4+ 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "4"]
[White "Cueto Chajtur, Jhonny"]
[Black "Ribas, Alejandro"]
[Result "1-0"]
[ECO "C02"]
[EventDate "1990.08.16"]
[PlyCount "65"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.Bd3 cxd4 7.cxd4 Bd7 8.O-O 
Nxd4 9.Nxd4 Qxd4 10.Nc3 a6 11.Qe2 Ne7 12.Kh1 Nc6 13.f4 Bc5 14.Rd1 Qf2 15.
Qg4 h5 16.Qxg7 O-O-O 17.Rf1 Qd4 18.Bh7 f5 19.exf6 Rdf8 20.f5 exf5 21.Bh6 
Bd6 22.Rad1 Qe5 23.Bf4 Qxf6 24.Qxf6 Rxf6 25.Nxd5 Rf7 26.Bg6 Rg7 27.Bxf5 
Bxf4 28.Bxd7+ Kxd7 29.Rxf4 Kc8 30.g3 Re8 31.Rd2 Kb8 32.Nf6 Rg5 33.Nxe8 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "4"]
[White "Egger Mancilla, Jorge"]
[Black "Pupo, Emilio"]
[Result "1/2-1/2"]
[WhiteElo "2310"]
[BlackElo "2325"]
[ECO "C18"]
[EventDate "1990.08.16"]
[PlyCount "100"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Qg4 Qc7 8.Qxg7 
Rg8 9.Qxh7 cxd4 10.Ne2 Nbc6 11.f4 Bd7 12.Qd3 dxc3 13.Rb1 O-O-O 14.Nxc3 Na5
15.Ne2 Nf5 16.h3 Ba4 17.Rb2 d4 18.g4 Ne3 19.Bxe3 dxe3 20.Qc3 Bc6 21.Rg1 
Qd7 22.Rb1 Nc4 23.Rg3 Nd2 24.Ra1 Nf3+ 25.Rxf3 Qd2+ 26.Qxd2 exd2+ 27.Kf2 
Bxf3 28.Rd1 Be4 29.Ke3 Bxc2 30.Rxd2 Rxd2 31.Kxd2 Ba4 32.Nd4 Bd7 33.Ke3 Kd8
34.Nb5 Bxb5 35.Bxb5 Ke7 36.g5 Rc8 37.h4 Rc3+ 38.Bd3 Rxa3 39.h5 Ra2 40.h6 
Rh2 41.Be4 b6 42.Kf3 Kf8 43.f5 exf5 44.Bxf5 b5 45.e6 f6 46.Kg3 Rh5 47.h7 
fxg5 48.Kg4 Rh2 49.Kxg5 Ke7 50.Bg6 Rxh7 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "4"]
[White "Gdanski, Jacek"]
[Black "Camejo Almeida, Rui"]
[Result "1-0"]
[WhiteElo "2420"]
[BlackElo "2360"]
[ECO "C25"]
[EventDate "1990.08.16"]
[PlyCount "113"]

1.e4 e5 2.Nc3 Bb4 3.Nd5 Ba5 4.b4 c6 5.bxa5 cxd5 6.exd5 Qxa5 7.Qg4 Kf8 8.
Nf3 Nh6 9.Qc4 Na6 10.d6 f6 11.Rb1 Qc5 12.d4 exd4 13.Bxh6 gxh6 14.Qxd4 Qxd4
15.Nxd4 Nc5 16.Bc4 b6 17.O-O Bb7 18.Rfe1 Ne4 19.Rbd1 Nxd6 20.Ne6+ dxe6 21.
Rxd6 Rg8 22.Rexe6 Rxg2+ 23.Kf1 Rg7 24.Rxf6+ Ke7 25.Rfe6+ Kf8 26.Rf6+ Ke7 
27.Rxh6 Rc8 28.Rhe6+ Kf8 29.Bd3 Re8 30.Rxe8+ Kxe8 31.Rh6 Bd5 32.a3 Bg8 33.
f3 Rc7 34.Ke2 Kf8 35.Rh4 Kg7 36.Rg4+ Kf8 37.Ke3 Re7+ 38.Re4 Rg7 39.Rf4+ 
Ke7 40.Rh4 Kf6 41.Rf4+ Ke7 42.Re4+ Kd6 43.Kd4 h5 44.Re5 Bf7 45.Rf5 Ke7 46.
h4 Rg2 47.Bc4 Bg6 48.Re5+ Kd7 49.Rg5 Rxg5 50.hxg5 Bxc2 51.Ke5 Ke7 52.f4 h4
53.Be6 b5 54.f5 h3 55.g6 h2 56.f6+ Kd8 57.f7 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "4"]
[White "Hernandez, Gilberto"]
[Black "Barahona, Daniel"]
[Result "1-0"]
[WhiteElo "2530"]
[BlackElo "2250"]
[ECO "E69"]
[EventDate "1990.08.16"]
[PlyCount "83"]

1.Nf3 Nf6 2.c4 g6 3.d4 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O c6 7.Nc3 Qa5 8.e4 e5 9.
h3 Nbd7 10.Be3 b5 11.Nd2 Rb8 12.a3 b4 13.axb4 Qxb4 14.Ra2 exd4 15.Bxd4 Ne5
16.Ra4 Qxb2 17.Nb5 cxb5 18.Bxb2 bxa4 19.Bxe5 dxe5 20.Qxa4 Rb2 21.Nb3 Bd7 
22.Qxa7 Re2 23.Ra1 Be6 24.Na5 Rc8 25.c5 Bh6 26.Rb1 Rc2 27.c6 Bd2 28.Rb8 
Rxb8 29.Qxb8+ Kg7 30.Nb7 Rxc6 31.Qxe5 Rc1+ 32.Kh2 Bc3 33.Qd6 Re1 34.Qd3 
Be5 35.Nc5 Ra1 36.Nxe6+ fxe6 37.f4 Bb8 38.e5 Nh5 39.Qc3 Ra7 40.Qb3 Bc7 41.
Qxe6 Bd8 42.Bf3 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "4"]
[White "Martens, Martin"]
[Black "Lutz, Christopher"]
[Result "1/2-1/2"]
[WhiteElo "2325"]
[BlackElo "2445"]
[ECO "B52"]
[EventDate "1990.08.16"]
[PlyCount "45"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Nxd7 5.O-O Ngf6 6.Qe2 e6 7.b3 Be7 8.
Bb2 O-O 9.c4 a6 10.Nc3 Re8 11.d4 cxd4 12.Nxd4 Bf8 13.Kh1 Qa5 14.Rad1 Ne5 
15.f4 Ng6 16.f5 Ne5 17.fxe6 fxe6 18.Qe1 Kh8 19.Qh4 Rac8 20.Qh3 Neg4 21.Qg3
Qh5 22.h3 Ne5 23.Nf3 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "4"]
[White "Minero Pineda, Sergio"]
[Black "Zapata Ferrada, Marco"]
[Result "1-0"]
[WhiteElo "2285"]
[ECO "E08"]
[EventDate "1990.08.16"]
[PlyCount "85"]

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 c6 5.Nf3 Nbd7 6.O-O Be7 7.Qc2 O-O 8.b3 Ne4 
9.Nc3 f5 10.Bf4 g5 11.Bd2 g4 12.Ne1 Nxd2 13.Qxd2 Bg5 14.Qd3 Nf6 15.b4 Qe7 
16.b5 Ne4 17.cxd5 exd5 18.Nc2 Bd7 19.bxc6 bxc6 20.f4 Bf6 21.Bxe4 fxe4 22.
Qd2 Rfc8 23.Rab1 Be6 24.Na4 Rab8 25.Nc5 Rb6 26.Rb4 Rcb8 27.Rfb1 Bc8 28.Qc3
Qc7 29.e3 Be7 30.R1b3 h5 31.a4 h4 32.Qb2 hxg3 33.hxg3 Bd6 34.a5 Rxb4 35.
Rxb4 Bf5 36.Rxb8+ Qxb8 37.Qxb8+ Bxb8 38.Nb4 Kf7 39.Nxc6 Bc7 40.Na6 Bd7 41.
Ne5+ Bxe5 42.dxe5 Bc8 43.Nb4 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "4"]
[White "Moutousis, Konstantinos"]
[Black "Mitkov, Nikola"]
[Result "1/2-1/2"]
[WhiteElo "2395"]
[BlackElo "2335"]
[ECO "C89"]
[EventDate "1990.08.16"]
[PlyCount "56"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Be7 7.Re1 O-O 8.c3 d5 
9.exd5 Nxd5 10.Nxe5 Nxe5 11.Rxe5 c6 12.d3 Bd6 13.Re1 Bc7 14.Qf3 Qd6 15.g3 
Qg6 16.Bxd5 cxd5 17.Bf4 Bg4 18.Qe3 d4 19.cxd4 Bb6 20.Nd2 Rad8 21.Nb3 Qh5 
22.Rac1 Bf3 23.h4 Qg4 24.Kh2 h6 25.Bc7 Bxd4 26.Nxd4 Rxd4 27.Be5 Rd5 28.Qf4
Rxd3 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "4"]
[White "Oblitas Guerrero, Carlomagno"]
[Black "Giaccio, Alfredo Gustavo"]
[Result "1-0"]
[BlackElo "2270"]
[ECO "A40"]
[EventDate "1990.08.16"]
[PlyCount "89"]

1.d4 e6 2.c4 Bb4+ 3.Nc3 b6 4.Nf3 Bb7 5.g3 Bxc3+ 6.bxc3 Nf6 7.Bg2 O-O 8.O-O
d6 9.a4 Nbd7 10.Re1 Re8 11.Bf4 Qc8 12.a5 e5 13.Bc1 c5 14.axb6 Nxb6 15.dxe5
dxe5 16.Qb3 e4 17.Ng5 h6 18.Nh3 Ba6 19.Be3 Bxc4 20.Qa3 Nfd7 21.Nf4 g5 22.
Nh5 f5 23.Qc1 Qd8 24.h4 Bf7 25.hxg5 Bxh5 26.Bh3 Bg4 27.Bxg4 fxg4 28.Rd1 
Qe7 29.gxh6 Qe6 30.Bxc5 Qf5 31.Bd4 Re6 32.Be3 a5 33.c4 Ne5 34.c5 Nbc4 35.
Bf4 Qh5 36.Qc3 Qh3 37.Rd5 Rae8 38.c6 R6e7 39.c7 Kh7 40.Bxe5 Nxe5 41.Rxe5 
e3 42.Rxe7+ Rxe7 43.Qd3+ Kxh6 44.Qd6+ Kh5 45.Rxa5+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "4"]
[White "Pitterson, Jomo"]
[Black "Liardet, Fabrice"]
[Result "0-1"]
[BlackElo "2300"]
[ECO "A46"]
[EventDate "1990.08.16"]
[PlyCount "98"]

1.d4 Nf6 2.Nf3 c5 3.c3 e6 4.Bg5 Be7 5.Nbd2 Nc6 6.e3 O-O 7.Bd3 cxd4 8.exd4 
Nd5 9.Ne4 f5 10.Bxe7 Qxe7 11.Neg5 Nf4 12.g3 Nxd3+ 13.Qxd3 h6 14.Nh3 e5 15.
dxe5 Nxe5 16.Nxe5 Qxe5+ 17.Qe2 d6 18.f4 Qe4 19.Nf2 Qd5 20.O-O b6 21.Rfd1 
Qc6 22.Rd4 b5 23.Rad1 Re8 24.Qd3 Bb7 25.Rd5 Qxd5 26.Qxd5+ Bxd5 27.Rxd5 
Rab8 28.Kf1 Kf7 29.Rxd6 Rbd8 30.Rxd8 Rxd8 31.Ke2 Ke6 32.Nd3 a5 33.b3 Kd5 
34.Ne5 Ke4 35.Nf3 a4 36.Nd4 axb3 37.axb3 Rxd4 38.cxd4 Kxd4 39.Kf3 h5 40.h3
Kd3 41.g4 hxg4+ 42.hxg4 g6 43.b4 Kc4 44.gxf5 gxf5 45.Kg3 Kd4 46.Kh4 Ke3 
47.Kg5 Ke4 48.Kf6 Kxf4 49.Ke6 Ke4 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "4"]
[White "Rodriguez Vila, Andres"]
[Black "Comas i Fabrego, Lluis"]
[Result "0-1"]
[WhiteElo "2365"]
[BlackElo "2365"]
[ECO "C10"]
[EventDate "1990.08.16"]
[PlyCount "80"]

1.e4 e6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Nxf6+ Nxf6 7.Bg5 c5 8.
dxc5 Qa5+ 9.c3 Qxc5 10.Bd3 Be7 11.O-O Bd7 12.Be3 Qc7 13.Bd4 O-O 14.Qc2 h6 
15.Rfe1 Rfd8 16.Qe2 Be8 17.Rad1 Rac8 18.Bb1 b5 19.Qc2 Kf8 20.h3 b4 21.Ne5 
bxc3 22.Bxc3 Rxd1 23.Rxd1 Bd6 24.Qe2 Nd5 25.Bd4 f6 26.Ng4 Nf4 27.Qa6 Bc6 
28.Bxa7 Ra8 29.g3 Rxa7 30.Qf1 Nd5 31.Qd3 h5 32.Ne3 Bc5 33.Qh7 Bxe3 34.Qh8+
Kf7 35.Qxh5+ Ke7 36.Qg4 Bh6 37.Re1 e5 38.Qd4 Ra4 39.Qd1 Kf8 40.Be4 Nc3 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "4"]
[White "Sherzer, Alex"]
[Black "Shirov, Alexei"]
[Result "0-1"]
[WhiteElo "2440"]
[BlackElo "2580"]
[ECO "B78"]
[EventDate "1990.08.16"]
[PlyCount "94"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be3 g6 7.f3 Bg7 8.Qd2 
O-O 9.Bc4 Bd7 10.h4 Ne5 11.Bb3 h5 12.O-O-O Rc8 13.Bg5 Rc5 14.g4 hxg4 15.
Bxf6 Bxf6 16.f4 Nc4 17.Qd3 b5 18.e5 Bg7 19.h5 dxe5 20.Ndxb5 Nxb2 21.Kxb2 
Rxb5 22.hxg6 Rxb3+ 23.cxb3 exf4 24.gxf7+ Kxf7 25.Rh7 Qc8 26.Qd5+ Be6 27.
Qe5 Rg8 28.Rd4 Bf5 29.Qxf4 Kg6 30.Rc4 Qe6 31.Rh2 Rd8 32.Qc7 Rd3 33.Rc6 Rd6
34.Rxd6 exd6 35.Rd2 d5 36.Ka3 d4 37.Na4 Qe3 38.Qc6+ Kg5 39.Rh2 g3 40.Rg2 
d3 41.Qd6 Be5 42.Qd5 Qe4 43.Qd8+ Kg4 44.Rd2 Qf4 45.Rxd3 Bxd3 46.Qxd3 Qf8+ 
47.b4 Qf3 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "4"]
[White "Sinowjew, Jurij"]
[Black "Pardo, Marco"]
[Result "1-0"]
[WhiteElo "2255"]
[ECO "B07"]
[EventDate "1990.08.16"]
[PlyCount "67"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.g3 Bg7 5.Bg2 O-O 6.Nge2 Nbd7 7.O-O c6 8.a4 e5 
9.a5 Re8 10.Re1 Qc7 11.h3 exd4 12.Nxd4 Nc5 13.g4 h5 14.g5 Nfd7 15.Be3 Ne5 
16.b3 Ne6 17.f4 Nxd4 18.Bxd4 c5 19.Nd5 Qd8 20.Bc3 Nd7 21.Bxg7 Kxg7 22.Qd2 
f6 23.Qc3 Kf7 24.h4 fxg5 25.hxg5 Rb8 26.Rf1 b5 27.axb6 axb6 28.Rae1 Kg8 
29.e5 dxe5 30.fxe5 Re6 31.Nf4 Re8 32.Qc4+ Kg7 33.Nxh5+ Kh8 34.Qf7 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "4"]
[White "Sjodahl, Pontus"]
[Black "Watanabe, Roberto"]
[Result "0-1"]
[WhiteElo "2335"]
[BlackElo "2250"]
[ECO "E84"]
[EventDate "1990.08.16"]
[PlyCount "60"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 Nc6 7.Nge2 a6 8.Qd2 Rb8 
9.Bh6 b5 10.h4 bxc4 11.O-O-O Nb4 12.Ng3 c5 13.Bxg7 Kxg7 14.dxc5 Be6 15.
cxd6 Qa5 16.a3 Nd3+ 17.Bxd3 cxd3 18.Qxd3 Rfc8 19.Rd2 Nd7 20.Qd4+ Kg8 21.
Kd1 Ne5 22.Nd5 Bxd5 23.exd5 exd6 24.h5 Rc4 25.Qa7 Re8 26.hxg6 Qa4+ 27.Ke2 
Ng4+ 28.Ne4 Rcxe4+ 29.fxe4 Qxe4+ 30.Kf1 Qe1# 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "4"]
[White "Sorensen, Jan"]
[Black "Alterman, Boris"]
[Result "0-1"]
[WhiteElo "2395"]
[BlackElo "2400"]
[ECO "B70"]
[EventDate "1990.08.16"]
[PlyCount "64"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.O-O O-O 8.Kh1 
a6 9.a4 Nc6 10.Nb3 Be6 11.Bg5 Na5 12.Nxa5 Qxa5 13.f4 Rac8 14.Bd3 Bc4 15.f5
Qb4 16.Rb1 b5 17.axb5 axb5 18.Qf3 Qc5 19.Nd1 d5 20.e5 Ne4 21.Be3 Qc7 22.f6
exf6 23.exf6 Nxf6 24.Bd4 Ne4 25.Bxg7 Kxg7 26.Ne3 Qe5 27.Ng4 Qg5 28.Bxc4 
Rxc4 29.Rbd1 Nd2 30.Rxd2 Qxd2 31.Qf6+ Kg8 32.Ne5 Rxc2 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "4"]
[White "Ulybin, Mikhail"]
[Black "Hauchard, Arnaud"]
[Result "1-0"]
[WhiteElo "2460"]
[BlackElo "2425"]
[ECO "C78"]
[EventDate "1990.08.16"]
[PlyCount "93"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Bb7 7.c3 Nxe4 8.d4 Na5
9.Bc2 exd4 10.b4 Nc4 11.Bxe4 Bxe4 12.Re1 d5 13.Nxd4 c5 14.bxc5 Bxc5 15.f3 
O-O 16.fxe4 dxe4 17.Rxe4 Qd5 18.Rh4 Rad8 19.Qd3 f5 20.Bg5 Rd6 21.Nd2 Ne5 
22.Qf1 Ng6 23.Rh3 f4 24.Nf3 b4 25.Kh1 bxc3 26.Nc2 Rb8 27.Bh4 Rb2 28.Nfe1 
Qe4 29.Rxc3 Nxh4 30.Rxc5 Rd2 31.Qc4+ Qxc4 32.Rxc4 g5 33.Nd4 Nxg2 34.Nef3 
Rf2 35.Rc8+ Kg7 36.Ne6+ Kh6 37.Nexg5 Nh4 38.Rc6+ Kh5 39.Rc5 Rxf3 40.Nxf3+ 
Kg4 41.Rc3 Rxa2 42.Rg1+ Kf5 43.Rg5+ Ke6 44.Rc6+ Kd7 45.Ne5+ Kd8 46.Rg8+ 
Ke7 47.Rg7+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "4"]
[White "Varga, Zoltan"]
[Black "Hennigan, Michael"]
[Result "1-0"]
[WhiteElo "2380"]
[BlackElo "2325"]
[ECO "B07"]
[EventDate "1990.08.16"]
[PlyCount "45"]

1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Bg5 Nf6 5.Qe2 c6 6.O-O-O Qa5 7.e5 O-O 8.Kb1 
dxe5 9.dxe5 Ng4 10.Bxe7 Re8 11.Bd6 b5 12.h3 b4 13.Nd5 cxd5 14.hxg4 Ba6 15.
Qd2 Bxf1 16.Rxf1 Nc6 17.Nf3 Qb5 18.Rd1 d4 19.Qf4 Nxe5 20.Ng5 h6 21.Bxe5 
hxg5 22.Bxg7 Kxg7 23.Rh7+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "5"]
[White "Alterman, Boris"]
[Black "Kosashvili, Yona"]
[Result "1/2-1/2"]
[WhiteElo "2400"]
[BlackElo "2455"]
[ECO "E18"]
[EventDate "1990.08.16"]
[PlyCount "44"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.Nc3 Ne4 7.Bd2 Bf6 8.O-O O-O
9.Rc1 c5 10.d5 exd5 11.cxd5 Nxd2 12.Nxd2 d6 13.Nde4 Be7 14.f4 a6 15.a4 Nd7
16.Qd2 Kh8 17.Kh1 Re8 18.g4 b5 19.b3 Nf6 20.Nf2 h6 21.e4 Bc8 22.h3 Nd7 
1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "5"]
[White "Barahona, Daniel"]
[Black "Borriss, Martin"]
[Result "0-1"]
[WhiteElo "2250"]
[BlackElo "2280"]
[ECO "B25"]
[EventDate "1990.08.16"]
[PlyCount "98"]

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 e6 6.f4 Nge7 7.Nf3 O-O 8.O-O d6 
9.Be3 Nd4 10.e5 Qb6 11.Rb1 Nef5 12.Bf2 Nxf3+ 13.Qxf3 dxe5 14.fxe5 Bxe5 15.
Ne4 Nd4 16.Qd1 f5 17.Nd2 Qc7 18.c3 Nb5 19.Nb3 c4 20.dxc4 Nd6 21.Qe2 Bg7 
22.c5 Nf7 23.Nd4 e5 24.Nb5 Qe7 25.Rbd1 e4 26.Nd6 Be6 27.a3 Ne5 28.Bd4 h5 
29.h3 Bb3 30.Rd2 Qe6 31.Re1 Rab8 32.Qe3 a5 33.Rde2 Bd5 34.b4 h4 35.Bxe5 
Qxe5 36.c4 Bc6 37.b5 Bd7 38.Rd1 hxg3 39.Nxe4 f4 40.Qd3 Rbd8 41.Qd5+ Be6 
42.Qxd8 Rxd8 43.Rxd8+ Kh7 44.Re1 Bxc4 45.c6 Qxb5 46.cxb7 Qb6+ 47.Nc5 Qxd8 
48.Nd7 Bd4+ 49.Kh1 Ba7 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "5"]
[White "Camejo Almeida, Rui"]
[Black "Sinowjew, Jurij"]
[Result "0-1"]
[WhiteElo "2360"]
[BlackElo "2255"]
[ECO "E62"]
[EventDate "1990.08.16"]
[PlyCount "64"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O Nc6 7.Nc3 e5 8.d5 Ne7 
9.e4 Nd7 10.Be3 h6 11.Qd2 Kh7 12.Rac1 f5 13.Rfd1 Nf6 14.c5 fxe4 15.cxd6 
cxd6 16.Nxe5 dxe5 17.Nxe4 Nxe4 18.Bxe4 Bg4 19.Re1 Bf3 20.Bc5 Bxe4 21.Rxe4 
Rf7 22.d6 Nf5 23.Qd5 Rd7 24.Rd1 Qf6 25.f4 exf4 26.Rxf4 Rad8 27.Re1 Qxb2 
28.Re6 Nxd6 29.Bxd6 Qb6+ 30.Bc5 Rxd5 31.Bxb6 axb6 32.Rf7 R8d7 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "5"]
[White "Comas i Fabrego, Lluis"]
[Black "Sherzer, Alex"]
[Result "1/2-1/2"]
[WhiteElo "2365"]
[BlackElo "2440"]
[ECO "B60"]
[EventDate "1990.08.16"]
[PlyCount "105"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 Bd7 7.Bxf6 gxf6 8.
Be2 Rg8 9.g3 Nxd4 10.Qxd4 Qa5 11.O-O f5 12.b4 Qe5 13.Qxe5 dxe5 14.exf5 Rc8
15.Nd5 Bxf5 16.c4 Rg6 17.c5 Bh6 18.Ne3 Be4 19.Nc4 Re6 20.Rfe1 Bf5 21.Ne3 
Bxe3 22.Bb5+ Kd8 23.Rxe3 e4 24.Rd1+ Kc7 25.Bc4 Rf6 26.f3 b6 27.fxe4 Bg4 
28.Rc1 Kb8 29.e5 Rfc6 30.Rec3 f6 31.Bd5 R6c7 32.exf6 exf6 33.Bg2 Re7 34.h3
Bf5 35.g4 Be6 36.Re3 Ree8 37.Rce1 Bd7 38.Rxe8 Rxe8 39.Rd1 Kc7 40.Kf2 bxc5 
41.bxc5 Re5 42.Rc1 h6 43.Rc3 f5 44.Bf3 fxg4 45.hxg4 Rg5 46.Rc4 Bb5 47.Rc3 
Bd7 48.Ra3 Bxg4 49.Rxa7+ Kb8 50.Ra8+ Kc7 51.Bxg4 Rxg4 52.Ke3 Rc4 53.Rh8 
1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "5"]
[White "Djurhuus, Rune"]
[Black "Egger Mancilla, Jorge"]
[Result "1/2-1/2"]
[WhiteElo "2405"]
[BlackElo "2310"]
[ECO "C52"]
[EventDate "1990.08.16"]
[PlyCount "122"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.O-O Nf6 7.d4 exd4 8.Ba3 
d6 9.e5 d5 10.Bb5 Ne4 11.Qa4 Bxc3 12.Nxc3 Nxc3 13.Bxc6+ bxc6 14.Qxc6+ Bd7 
15.Qc5 Nb5 16.Bb4 a5 17.a4 Nc3 18.Ba3 Nxa4 19.Qxd5 Be6 20.Qc6+ Bd7 21.Qc4 
c5 22.Nxd4 cxd4 23.Qxd4 Bb5 24.Qg4 Qd7 25.e6 fxe6 26.Rad1 Qf7 27.Rfe1 Ra6 
28.Rb1 Nc3 29.Qg3 Qf6 30.Qb8+ Kf7 31.Qb7+ Kg6 32.Rxb5 Nxb5 33.Qxa6 Nd4 34.
Bb2 e5 35.Qxa5 Rf8 36.f3 Qg5 37.Kh1 Rf5 38.Qb6+ Rf6 39.Qa5 Rf5 40.Qb6+ Rf6
41.Qb4 Qh4 42.Qd2 Rd6 43.Rxe5 Qxh2+ 44.Kxh2 Nxf3+ 45.Kg3 Nxd2 46.Re7 Kf5 
47.Rf7+ Ke4 48.Bxg7 Kd5 49.Kf4 Rg6 50.g4 Ke6 51.Rc7 Nf1 52.g5 Ng3 53.Bb2 
Ne2+ 54.Ke3 Rxg5 55.Rxh7 Kd5 56.Rh2 Ng3 57.Kf4 Rg8 58.Rd2+ Ke6 59.Rh2 Kd5 
60.Rd2+ Ke6 61.Rh2 Kd5 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "5"]
[White "Grigore, George-Gabriel"]
[Black "Watanabe, Roberto"]
[Result "1-0"]
[WhiteElo "2380"]
[BlackElo "2250"]
[ECO "E92"]
[EventDate "1990.08.16"]
[PlyCount "75"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 O-O 5.e4 d6 6.Be2 e5 7.Bg5 Qe8 8.d5 h6 9.
Bxf6 Bxf6 10.h4 Bg7 11.h5 g5 12.Nd2 f5 13.exf5 e4 14.Ndxe4 Bxf5 15.Ng3 Nd7
16.O-O Bxc3 17.bxc3 Bh7 18.Bd3 Bxd3 19.Qxd3 Nc5 20.Qc2 Rf4 21.Rae1 Qf7 22.
Re3 Re8 23.Nf5 Qxh5 24.Rh3 Qe2 25.Nxh6+ Kg7 26.Nf5+ Kg8 27.Qb1 Re5 28.Nxd6
Nd3 29.Rxd3 cxd6 30.Rh3 Rfe4 31.Rh6 Qxc4 32.Rxd6 Rxd5 33.Qxb7 Rxd6 34.Qb8+
Kg7 35.Qxd6 Qxc3 36.Qd7+ Kg6 37.Qxa7 g4 38.g3 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "5"]
[White "Gurevich, Ilya"]
[Black "Gdanski, Jacek"]
[Result "1/2-1/2"]
[WhiteElo "2415"]
[BlackElo "2420"]
[ECO "C06"]
[EventDate "1990.08.16"]
[PlyCount "82"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.c3 c5 6.Bd3 Nc6 7.Ne2 cxd4 8.cxd4 
Qb6 9.Nf3 f6 10.exf6 Nxf6 11.O-O Bd6 12.Nc3 O-O 13.a3 Bd7 14.Be3 Be8 15.
Qd2 Bh5 16.Ne5 Ng4 17.Nxg4 Bxg4 18.Rac1 Qd8 19.Ne2 Bf5 20.Bxf5 Rxf5 21.Ng3
Rf7 22.Rfe1 Qb6 23.Rc3 Raf8 24.Rd3 Na5 25.Qe2 Nc4 26.b4 Qc6 27.f3 b5 28.
Bf2 Re7 29.Nf1 e5 30.dxe5 Rxe5 31.Qc2 Rxe1 32.Bxe1 Bc7 33.Bf2 Re8 34.h3 a6
35.Rd4 Bb6 36.Rg4 Bxf2+ 37.Qxf2 g6 38.Qa7 Qb6+ 39.Qxb6 Nxb6 40.Kf2 Rc8 41.
Ne3 Rc3 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "5"]
[White "Hauchard, Arnaud"]
[Black "Akopian, Vladimir"]
[Result "0-1"]
[WhiteElo "2425"]
[BlackElo "2535"]
[ECO "D45"]
[EventDate "1990.08.16"]
[PlyCount "97"]

1.d4 e6 2.c4 d5 3.Nc3 c6 4.e3 Nf6 5.Nf3 Nbd7 6.Be2 Bd6 7.O-O O-O 8.b3 dxc4
9.bxc4 e5 10.c5 Bc7 11.Bc4 b6 12.cxb6 axb6 13.Bb2 b5 14.Bb3 Qe7 15.Rc1 e4 
16.Nd2 Nb6 17.Re1 Re8 18.Nf1 Be6 19.Nb1 Nc4 20.Bc3 Bd5 21.Nbd2 Nd7 22.Bxc4
bxc4 23.Rc2 Nb6 24.Ba1 c3 25.Bxc3 Bxa2 26.Qe2 Bd5 27.Rb1 Reb8 28.Rcb2 g6 
29.Bb4 Qd8 30.Bc5 Na4 31.Rxb8 Rxb8 32.Rxb8 Qxb8 33.Be7 f5 34.Qa6 Nb2 35.
Bh4 Nd3 36.Bg3 Bxg3 37.hxg3 Kg7 38.Qa3 Kf7 39.Qc3 Kg7 40.Qa3 Kf7 41.Qc3 h5
42.Nc4 Qb1 43.Na3 Qd1 44.Qc2 Qe1 45.Nc4 Kg7 46.Nb2 Nc1 47.Qd1 Ne2+ 48.Kh2 
Qxf2 49.Kh3 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "5"]
[White "Hennigan, Michael"]
[Black "Cueto Chajtur, Jhonny"]
[Result "1-0"]
[WhiteElo "2325"]
[ECO "B45"]
[EventDate "1990.08.16"]
[PlyCount "85"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Ndb5 Bb4 7.a3 Bxc3+ 8.
Nxc3 d5 9.exd5 Nxd5 10.Nxd5 Qxd5 11.Qxd5 exd5 12.Be3 d4 13.Bf4 Bf5 14.
O-O-O O-O 15.Bd3 Bxd3 16.Rxd3 Rfe8 17.Rd2 Rac8 18.Rhd1 Re6 19.f3 f6 20.Bg3
Kf7 21.Bf2 Na5 22.Rd3 Rec6 23.R1d2 Rb6 24.b4 Nc4 25.Re2 Ra6 26.Bxd4 Nxa3 
27.Bb2 Nc4 28.Rd7+ Kg6 29.Rxb7 Ra2 30.Re4 h5 31.Rd7 Nxb2 32.Kb1 Na4 33.
Kxa2 Nc3+ 34.Kb3 Nxe4 35.fxe4 a6 36.c4 Re8 37.Rd6 Ra8 38.c5 Kg5 39.Rd7 g6 
40.Kc4 Kf4 41.c6 Kxe4 42.c7 Rc8 43.Kc5 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "5"]
[White "Hernandez Sevillano, Gustavo"]
[Black "Martens, Martin"]
[Result "0-1"]
[WhiteElo "2205"]
[BlackElo "2325"]
[ECO "B83"]
[EventDate "1990.08.16"]
[PlyCount "104"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Be3 Be7 7.f4 Nc6 8.Be2 
O-O 9.O-O e5 10.Nb3 exf4 11.Rxf4 Ne8 12.Qd2 Bf6 13.Rf2 Be6 14.Raf1 Be5 15.
Nd5 Bxb2 16.c3 Ba3 17.Nd4 Bxd5 18.exd5 Ne5 19.Ne6 Qe7 20.Nxf8 Kxf8 21.Kh1 
Kg8 22.Rd1 b6 23.Bd4 Rc8 24.Ba6 Rd8 25.Re1 f6 26.Bd3 Bc5 27.Bc2 Nc7 28.Qf4
Rf8 29.Rff1 g6 30.Bd3 Kg7 31.Re3 Qd7 32.Rh3 Kh8 33.Qh6 Qg7 34.Qh4 Ne8 35.
Qe4 Nc7 36.g4 Ne8 37.Rg3 Nc7 38.Rg2 Ne8 39.Rg3 Nc7 40.g5 f5 41.Qf4 a5 42.
a4 Na6 43.Re1 Nb8 44.Bc4 Bxd4 45.cxd4 Nxc4 46.Rc3 Qb7 47.Kg1 Qxd5 48.Rec1 
Rc8 49.Qe3 Qf7 50.d5 Nxe3 51.Rxc8+ Kg7 52.R8c7 Na6 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "5"]
[White "Le Quang, Kim"]
[Black "Minero Pineda, Sergio"]
[Result "0-1"]
[BlackElo "2285"]
[ECO "C05"]
[EventDate "1990.08.16"]
[PlyCount "78"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.f4 c5 6.c3 Nc6 7.Ndf3 Be7 8.Bd3 c4 
9.Bc2 b5 10.Ne2 g6 11.O-O a5 12.Be3 Nb6 13.g4 h5 14.h3 Bd7 15.Kg2 Qc7 16.
Ng5 Bxg5 17.fxg5 hxg4 18.hxg4 Rh7 19.Rh1 Rxh1 20.Qxh1 O-O-O 21.Qh7 Be8 22.
Qg7 b4 23.Rh1 Qb7 24.Bc1 b3 25.axb3 cxb3 26.Bd3 a4 27.Ng3 Nc4 28.Kh3 a3 
29.bxa3 b2 30.Bf4 Nxa3 31.Bb1 Qb3 32.Bd3 Qxc3 33.Rd1 Nb4 34.Qf8 Nxd3 35.
Rxd3 Qxd3 36.Qc5+ Kb7 37.Qe7+ Ka6 38.Qxd8 b1=Q 39.Qxe8 Qh1# 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "5"]
[White "Liardet, Fabrice"]
[Black "Sorensen, Jan"]
[Result "0-1"]
[WhiteElo "2300"]
[BlackElo "2395"]
[ECO "A57"]
[EventDate "1990.08.16"]
[PlyCount "64"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.Nc3 axb5 6.e4 Qa5 7.e5 Ne4 8.Nf3 Nxc3
9.bxc3 g6 10.Rb1 Qxc3+ 11.Bd2 Qa3 12.Bxb5 Bg7 13.O-O O-O 14.Bc4 Ba6 15.Qc2
Bxc4 16.Qxc4 Ra4 17.Qb5 Ra8 18.Rfc1 d6 19.exd6 exd6 20.Bf4 Rd8 21.Re1 Na6 
22.Bxd6 Qxa2 23.Qb7 Nb4 24.Bxc5 Nd3 25.Ng5 Nxc5 26.Qxf7+ Kh8 27.Qe7 Rdc8 
28.Nf7+ Kg8 29.Nd6 Rf8 30.f3 Nd3 31.Rf1 Qxd5 32.Rb7 Qc5+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "5"]
[White "Lutz, Christopher"]
[Black "Hernandez, Gilberto"]
[Result "1-0"]
[WhiteElo "2445"]
[BlackElo "2530"]
[ECO "D25"]
[EventDate "1990.08.16"]
[PlyCount "55"]

1.d4 d5 2.c4 dxc4 3.Nf3 a6 4.e3 Nf6 5.Bxc4 b5 6.Bd3 Bb7 7.O-O e6 8.Qe2 
Nbd7 9.e4 c5 10.d5 c4 11.Bc2 exd5 12.exd5+ Qe7 13.Re1 Qxe2 14.Rxe2+ Kd8 
15.Ng5 Bxd5 16.Nc3 h6 17.Nxd5 hxg5 18.Bxg5 Bd6 19.h4 a5 20.Rd1 Ra6 21.Red2
Re8 22.Nxf6 gxf6 23.Rxd6 Rxd6 24.Rxd6 fxg5 25.Bf5 Re1+ 26.Kh2 Re2 27.Rxd7+
Ke8 28.h5 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "5"]
[White "Mitkov, Nikola"]
[Black "Amir, Karim"]
[Result "1-0"]
[WhiteElo "2335"]
[BlackElo "2290"]
[ECO "B23"]
[EventDate "1990.08.16"]
[PlyCount "61"]

1.e4 c5 2.Nc3 d6 3.f4 Nc6 4.Nf3 g6 5.Bc4 Bg7 6.O-O e6 7.Qe1 Nge7 8.d3 O-O 
9.f5 d5 10.Bb3 c4 11.dxc4 dxe4 12.f6 Bxf6 13.Nxe4 Bg7 14.Bg5 h6 15.Qh4 f5 
16.Rad1 Qc7 17.Nd6 Rd8 18.Nxc8 Raxc8 19.Bxh6 Bxb2 20.Bf4 Qb6+ 21.Kh1 Rxd1 
22.Rxd1 Rd8 23.Bd6 Qe3 24.Re1 Qxe1+ 25.Qxe1 Rxd6 26.c5 Rd8 27.c3 Kh8 28.
Ng5 Rd3 29.Qh4+ Kg7 30.Nxe6+ Kf7 31.Nf4+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "5"]
[White "Pupo, Emilio"]
[Black "Moutousis, Konstantinos"]
[Result "0-1"]
[WhiteElo "2325"]
[BlackElo "2395"]
[ECO "C71"]
[EventDate "1990.08.16"]
[PlyCount "46"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c4 Bd7 6.d4 g6 7.d5 Nce7 8.Nc3 Nf6 
9.Bg5 Bg7 10.h3 O-O 11.Bc2 Nh5 12.g4 Nf4 13.Ne2 b5 14.cxb5 f5 15.gxf5 gxf5
16.Nxf4 exf4 17.Nd4 Qe8 18.Kf1 fxe4 19.Bxe4 Ng6 20.Ne6 Bxe6 21.dxe6 Qxb5+ 
22.Qe2 Qxg5 23.Bxa8 Rxa8 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "5"]
[White "Sequera Paolini, Jose"]
[Black "Rios Parra, Mauricio"]
[Result "1-0"]
[ECO "B22"]
[EventDate "1990.08.16"]
[PlyCount "143"]

1.e4 c5 2.c3 g6 3.d4 Bg7 4.dxc5 Nc6 5.Nf3 Qa5 6.Be3 Nf6 7.Nbd2 Ng4 8.Bd4 
e5 9.Nc4 Qc7 10.Nd6+ Ke7 11.Be3 Nxe3 12.fxe3 b6 13.Nb5 Qb8 14.Qd6+ Qxd6 
15.cxd6+ Kf8 16.Nc7 Rb8 17.Bc4 Bh6 18.Rf1 f6 19.Nd4 Kg7 20.Nc2 Bb7 21.Ke2 
Nd8 22.Bd5 Rf8 23.Rad1 Nf7 24.Bxb7 Rxb7 25.Na6 Ng5 26.Kd3 Kf7 27.h4 Ne6 
28.c4 Rc8 29.Ncb4 Nc5+ 30.Nxc5 bxc5 31.Nd5 Bg7 32.Rf2 Rc6 33.g4 Rxd6 34.g5
Rb8 35.Kc2 f5 36.exf5 Ra6 37.Nc7 Rxa2 38.Kb1 Ra4 39.Rxd7+ Kg8 40.fxg6 hxg6
41.Rff7 Bh8 42.Nd5 Rxc4 43.Nf6+ Bxf6 44.gxf6 Rxh4 45.Rg7+ Kf8 46.Rdf7+ Ke8
47.Rxa7 Kf8 48.Raf7+ Ke8 49.Rc7 Kf8 50.Rxc5 Rh1+ 51.Kc2 Rf1 52.Rxg6 Rf2+ 
53.Kd3 Rbxb2 54.Rc7 Rh2 55.f7 e4+ 56.Kxe4 Rb4+ 57.Kf3 Rh3+ 58.Kg2 Rg4+ 59.
Rxg4 Rg3+ 60.Kf2 Rf3+ 61.Ke2 Rxe3+ 62.Kd2 Rd3+ 63.Kc2 Rd2+ 64.Kb3 Rb2+ 65.
Ka4 Ra2+ 66.Kb5 Ra5+ 67.Kc6 Rc5+ 68.Kd7 Rd5+ 69.Kc8 Rd8+ 70.Kb7 Rb8+ 71.
Kc6 Rb6+ 72.Kc5 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "5"]
[White "Shirov, Alexei"]
[Black "Ulybin, Mikhail"]
[Result "1/2-1/2"]
[WhiteElo "2580"]
[BlackElo "2460"]
[ECO "E25"]
[EventDate "1990.08.16"]
[PlyCount "77"]

1.d4 e6 2.c4 Nf6 3.Nc3 Bb4 4.f3 d5 5.a3 Bxc3+ 6.bxc3 c5 7.cxd5 Nxd5 8.Qd3 
cxd4 9.cxd4 Nc6 10.e4 Nb6 11.Be3 O-O 12.Be2 f5 13.Rd1 Bd7 14.Nh3 fxe4 15.
fxe4 e5 16.d5 Bxh3 17.dxc6 Qh4+ 18.g3 Qe7 19.Rg1 bxc6 20.Qd6 Qxd6 21.Rxd6 
Bc8 22.Kd2 Bb7 23.Bc5 Na4 24.Rc1 Rfd8 25.Ke3 Nxc5 26.Rxd8+ Rxd8 27.Rxc5 
Re8 28.Ra5 a6 29.Bc4+ Kf8 30.Kd3 g5 31.Kc3 c5 32.Bd5 Bxd5 33.exd5 e4 34.
Rxa6 Re5 35.Kd2 Rxd5+ 36.Ke3 Rd4 37.a4 Ke7 38.a5 Ra4 39.Rh6 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "5"]
[White "Silva Lillo, Sebastian"]
[Black "Oblitas Guerrero, Carlomagno"]
[Result "0-1"]
[ECO "D24"]
[EventDate "1990.08.16"]
[PlyCount "80"]

1.d4 Nf6 2.Nf3 d5 3.c4 dxc4 4.Nc3 a6 5.a4 Nc6 6.e3 Na5 7.Nd2 Be6 8.Be2 g6 
9.O-O Bg7 10.Qc2 O-O 11.Rd1 c6 12.e4 Qc7 13.e5 Bf5 14.Nce4 Nxe4 15.Nxe4 c5
16.dxc5 Qxe5 17.f3 Nb3 18.Ra3 Nxc1 19.Rxc1 Qxb2 20.Ra2 Qxc2 21.Raxc2 Bxe4 
22.fxe4 c3 23.Rb1 Rab8 24.c6 bxc6 25.Rxb8 Rxb8 26.Bxa6 Ra8 27.Bb7 Rxa4 28.
Bxc6 Rc4 29.Bd5 Rb4 30.Bc6 e6 31.Kf2 Kf8 32.Ke3 Rb2 33.Ba4 Ke7 34.g4 Be5 
35.h3 Rb1 36.Rf2 Rh1 37.Rf3 Rh2 38.Kd3 Rd2+ 39.Kc4 Rd4+ 40.Kb3 Rxa4 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "5"]
[White "Tuffery, Paul"]
[Black "Rodriguez Vila, Andres"]
[Result "0-1"]
[BlackElo "2365"]
[ECO "A37"]
[EventDate "1990.08.16"]
[PlyCount "80"]

1.Nf3 c5 2.g3 Nc6 3.c4 g6 4.Bg2 Bg7 5.Nc3 e5 6.d3 Nge7 7.e4 O-O 8.Be3 d6 
9.O-O Nd4 10.Ne2 f5 11.Nfxd4 cxd4 12.Bd2 Kh8 13.Kh1 fxe4 14.Bxe4 Bf5 15.f3
Qd7 16.Ng1 Ng8 17.Qe2 Nf6 18.Bxf5 gxf5 19.Rac1 Rae8 20.Qg2 Qa4 21.Rfe1 
Qxa2 22.Bb4 Qa6 23.Ra1 Qb6 24.Ba5 Qc6 25.Ne2 Nd7 26.Bd2 Nc5 27.Ra3 e4 28.
fxe4 fxe4 29.Nf4 e3 30.Qxc6 bxc6 31.Bb4 Be5 32.Bxc5 dxc5 33.Rxa7 Bxf4 34.
gxf4 Rxf4 35.Re2 Ref8 36.Rc7 Rf2 37.Re1 e2 38.Rg1 Rf1 39.Re7 Rxg1+ 40.Kxg1
Rf1+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "5"]
[White "Varga, Zoltan"]
[Black "Pedzich, Dominik"]
[Result "0-1"]
[WhiteElo "2380"]
[BlackElo "2415"]
[ECO "B86"]
[EventDate "1990.08.16"]
[PlyCount "52"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 Be7 7.Be3 O-O 8.Qe2 
a6 9.O-O-O b5 10.Bb3 b4 11.Na4 Nxe4 12.Nxe6 Bxe6 13.Bb6 Qe8 14.Qxe4 Bxb3 
15.Qxa8 Bxa4 16.Qd5 Qc8 17.b3 Bc6 18.Qd2 Qf5 19.f3 Nd7 20.Bd4 Rc8 21.Kb2 
Bd5 22.Rhe1 Bg5 23.Qf2 Ne5 24.Kb1 h5 25.Bb2 Ng4 26.Qg3 Ne3 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Akopian, Vladimir"]
[Black "Shirov, Alexei"]
[Result "1/2-1/2"]
[WhiteElo "2535"]
[BlackElo "2580"]
[ECO "E98"]
[EventDate "1990.08.16"]
[PlyCount "85"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 e5 7.O-O Nc6 8.d5 Ne7 
9.Ne1 Nd7 10.Nd3 f5 11.Bd2 Kh8 12.Rc1 c5 13.dxc6 Nxc6 14.f3 Nc5 15.Be3 Ne6
16.Qd2 b6 17.Rfd1 Bb7 18.Ne1 Ncd4 19.Nc2 Qh4 20.Bf2 Qh5 21.exf5 Rxf5 22.
Nxd4 Nxd4 23.Be3 Raf8 24.Rf1 Qh4 25.Qe1 Nxe2+ 26.Nxe2 Qxe1 27.Rfxe1 e4 28.
fxe4 Ra5 29.Nc3 Re8 30.Red1 Bxc3 31.Rxc3 Rxa2 32.Rxd6 Rxb2 33.Rc1 Rxe4 34.
Bd4+ Rxd4 35.Rxd4 Rxg2+ 36.Kf1 Rxh2 37.Rc3 Bc6 38.Ra3 Kg7 39.Rxa7+ Kh6 40.
Rc7 Bf3 41.Rf4 Bh5 42.Rb7 Rc2 43.Rff7 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Amir, Karim"]
[Black "Camejo Almeida, Rui"]
[Result "1-0"]
[WhiteElo "2290"]
[BlackElo "2360"]
[ECO "D31"]
[EventDate "1990.08.16"]
[PlyCount "125"]

1.d4 d5 2.c4 e6 3.Nc3 c6 4.e4 dxe4 5.Nxe4 Bb4+ 6.Bd2 Qxd4 7.Bxb4 Qxe4+ 8.
Be2 Nd7 9.Nf3 c5 10.Bc3 f6 11.O-O Ne7 12.Re1 Qc6 13.b4 O-O 14.Bd3 Re8 15.
Be4 Qc7 16.Bxh7+ Kxh7 17.Ng5+ fxg5 18.Qh5+ Kg8 19.Qxe8+ Nf8 20.Rad1 Nc6 
21.b5 Qe7 22.Qh5 Nd4 23.Bxd4 cxd4 24.Rxd4 b6 25.h4 g6 26.Qxg5 Qxg5 27.hxg5
Kf7 28.Rf4+ Ke7 29.Re3 Bb7 30.Rh3 a6 31.a4 axb5 32.axb5 Rd8 33.Rh8 Bc8 34.
Rg8 e5 35.Rg7+ Kd6 36.Rf6+ Be6 37.Rgf7 Nd7 38.Rxg6 e4 39.Rh6 Rg8 40.g6 Ne5
41.Rb7 Nd7 42.Rh7 Rd8 43.Rhxd7+ Rxd7 44.Rxb6+ Ke7 45.c5 Rc7 46.c6 Kd6 47.
Rb8 Rg7 48.Rb7 Rxb7 49.cxb7 Kc7 50.Kh2 Bf5 51.g7 Bh7 52.Kg3 Kxb7 53.Kf4 
Kb6 54.g4 Kxb5 55.g5 Kc6 56.g6 Bg8 57.Kxe4 Kd6 58.Kf5 Ke7 59.Ke5 Bb3 60.f4
Bg8 61.f5 Kd7 62.f6 Ke8 63.Kf5 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Apaza, Henry"]
[Black "Pardo, Marco"]
[Result "1-0"]
[ECO "E88"]
[EventDate "1990.08.16"]
[PlyCount "72"]

1.e4 d6 2.d4 Nf6 3.f3 g6 4.Be3 Bg7 5.Qd2 c6 6.c4 O-O 7.Nc3 e5 8.d5 cxd5 9.
cxd5 a6 10.Bd3 Nbd7 11.Nge2 Nh5 12.g4 Nf4 13.Nxf4 exf4 14.Bxf4 Ne5 15.Be2 
b5 16.O-O Bd7 17.Bh6 Rc8 18.Bxg7 Kxg7 19.Nd1 Qh4 20.Ne3 h5 21.Ng2 Qe7 22.
g5 f6 23.f4 Nc4 24.Qd4 Kh7 25.gxf6 Rxf6 26.Rac1 Re8 27.b3 Na5 28.Bd3 Qd8 
29.e5 dxe5 30.fxe5 Rxf1+ 31.Rxf1 Be6 32.Qe4 Qb6+ 33.Kh1 Bf5 34.Rxf5 gxf5 
35.Qxf5+ Kg8 36.Qh7+ Kf8 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Borriss, Martin"]
[Black "Sequera Paolini, Jose"]
[Result "1-0"]
[WhiteElo "2280"]
[ECO "C18"]
[EventDate "1990.08.16"]
[PlyCount "62"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.h4 Nbc6 8.h5 Qa5
9.Bd2 cxd4 10.cxd4 Qa4 11.Bc3 Bd7 12.Rb1 Nf5 13.Nf3 Qxa3 14.Rb3 Qe7 15.
Rxb7 Qd8 16.Bd3 Na5 17.Rb1 Nc4 18.Bb4 Ne7 19.Bc5 Nc6 20.h6 g6 21.Bxc4 dxc4
22.Nd2 Ne7 23.Rb7 O-O 24.Ne4 Nd5 25.Bxf8 Kxf8 26.Nd6 Rb8 27.Rxa7 Be8 28.
O-O Qh4 29.Qf3 Nf4 30.Rfa1 Bc6 31.Rxf7+ Kg8 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Cueto Chajtur, Jhonny"]
[Black "Silva Lillo, Sebastian"]
[Result "0-1"]
[ECO "B34"]
[EventDate "1990.08.16"]
[PlyCount "60"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Be3 Nf6 7.Be2 O-O 8.f4 
d6 9.Nb3 Be6 10.g4 Rc8 11.g5 Nd7 12.h4 Nc5 13.Nd4 Bd7 14.h5 Nxd4 15.Bxd4 
e5 16.Bxc5 dxc5 17.hxg6 hxg6 18.Qd2 Be6 19.Bd3 exf4 20.Qh2 Re8 21.O-O-O 
Qxg5 22.Qh7+ Kf8 23.Rdg1 Qe5 24.Qh4 c4 25.Bf1 Rc5 26.Bh3 Qh5 27.Bxe6 Qxh4 
28.Rxh4 Rxe6 29.Nd5 Rxe4 30.Nxf4 Rxf4 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Figueroa, Francisco"]
[Black "Ribas, Alejandro"]
[Result "1/2-1/2"]
[ECO "C19"]
[EventDate "1990.08.16"]
[PlyCount "62"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 Ne7 5.a3 Bxc3+ 6.bxc3 c5 7.a4 b6 8.Nf3 Ba6 
9.Bb5+ Bxb5 10.axb5 Qc7 11.O-O O-O 12.Ba3 Nd7 13.Qd3 h6 14.Nh4 f5 15.f4 
Rf7 16.Kh1 Nf8 17.Rg1 g5 18.fxg5 hxg5 19.Nf3 g4 20.Ng5 Rg7 21.Bc1 c4 22.
Qe2 Qd7 23.h3 Nh7 24.h4 Ng6 25.g3 Nxg5 26.Bxg5 Qxb5 27.Qd2 Rh7 28.Bh6 Qe8 
29.Qg5 Kh8 30.Qf6+ Kg8 31.Qg5 Kh8 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Gdanski, Jacek"]
[Black "Comas i Fabrego, Lluis"]
[Result "0-1"]
[WhiteElo "2420"]
[BlackElo "2365"]
[ECO "C17"]
[EventDate "1990.08.16"]
[PlyCount "96"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Ba5 6.b4 cxd4 7.Nb5 Bc7 8.Nf3 Ne7 
9.Bf4 Bd7 10.Nbxd4 Nbc6 11.Nxc6 bxc6 12.Bd3 c5 13.c3 Ng6 14.Bg3 a5 15.bxc5
Qe7 16.O-O Qxc5 17.h4 Ne7 18.Nd4 O-O 19.Qh5 Ng6 20.Rac1 Qxa3 21.Qe2 Rfc8 
22.h5 Nf8 23.Bh4 Bd8 24.Bxd8 Rxd8 25.h6 g6 26.c4 dxc4 27.Bxc4 Be8 28.Qg4 
Qe7 29.Qf4 Rdc8 30.Bb5 g5 31.Qg3 Bxb5 32.Nxb5 Ng6 33.Nd6 Rxc1 34.Rxc1 a4 
35.Rc3 Qf8 36.Qxg5 a3 37.Rc1 Qe7 38.Qg3 a2 39.Ra1 Ra5 40.f4 Qa7+ 41.Kh2 
Qd4 42.Nc8 Kf8 43.f5 exf5 44.Qb3 Nxe5 45.Qb6 Ng4+ 46.Kh3 Qxb6 47.Nxb6 Ne3 
48.Nc8 f6 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Giaccio, Alfredo Gustavo"]
[Black "Stephens, Malcolm"]
[Result "0-1"]
[WhiteElo "2270"]
[ECO "C15"]
[EventDate "1990.08.16"]
[PlyCount "60"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 dxe4 6.Qg4 Nf6 7.Qxg7 Rg8 8.
Qh6 Nbd7 9.h3 b6 10.g3 Bb7 11.Bg2 Qe7 12.Ne2 O-O-O 13.O-O Ne8 14.a4 Nd6 
15.Ba3 c5 16.a5 Nc4 17.axb6 axb6 18.Qf4 e5 19.dxe5 Qxe5 20.Qxf7 Nd2 21.
Rfd1 Rdf8 22.Qxh7 Nf6 23.Qh6 Nf3+ 24.Bxf3 exf3 25.Nf4 Rh8 26.Qg6 Rfg8 27.
Qf7 Rh7 28.Qb3 Rxh3 29.Qxg8+ Nxg8 30.Nxh3 Nf6 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Hernandez, Gilberto"]
[Black "Pupo, Emilio"]
[Result "1-0"]
[WhiteElo "2530"]
[BlackElo "2325"]
[ECO "A15"]
[EventDate "1990.08.16"]
[PlyCount "95"]

1.Nf3 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O c5 6.d4 cxd4 7.Nxd4 Nc6 8.Nc2 
d6 9.Nc3 Bd7 10.b3 Qa5 11.Bd2 Qh5 12.f3 a6 13.e4 b5 14.g4 Bxg4 15.fxg4 
Nxg4 16.h3 Qc5+ 17.Kh1 Nf2+ 18.Rxf2 Qxf2 19.cxb5 axb5 20.Be3 Qh4 21.Nxb5 
Be5 22.Ncd4 Qg3 23.Bg1 Rfc8 24.Qd2 Nxd4 25.Nxd4 Ra3 26.Ne2 Qh4 27.Rf1 Rca8
28.Nc1 Rc8 29.Nd3 Bc3 30.Qe2 Rca8 31.Qc2 Bf6 32.Nb4 Be5 33.Qc4 e6 34.Rf2 
R3a5 35.Rc2 Qg3 36.Qe2 Bg7 37.Bh2 Qh4 38.Bxd6 Rh5 39.Bh2 Be5 40.Bxe5 Rxe5 
41.Nd3 Rg5 42.Qf2 Qh6 43.Qf4 Qh5 44.Rf2 Rf8 45.Kh2 e5 46.Qf3 Qh4 47.Nc5 
Qh6 48.Nd7 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Kosashvili, Yona"]
[Black "Hennigan, Michael"]
[Result "1-0"]
[WhiteElo "2455"]
[BlackElo "2325"]
[ECO "B06"]
[EventDate "1990.08.16"]
[PlyCount "63"]

1.e4 g6 2.d4 Bg7 3.Nf3 d6 4.c3 Nf6 5.Qc2 O-O 6.Be2 Nbd7 7.O-O e5 8.dxe5 
dxe5 9.Rd1 Qe7 10.a4 a5 11.Nbd2 b6 12.b4 Rd8 13.Ba3 Qe8 14.Bc4 h6 15.Nf1 
Bb7 16.Ng3 Bf8 17.h4 Bc6 18.h5 Kg7 19.Bb3 Be7 20.Nh4 Ng8 21.hxg6 fxg6 22.
Nhf5+ gxf5 23.Nxf5+ Kh8 24.Bxg8 axb4 25.Bxb4 Bxb4 26.cxb4 Nf6 27.Bf7 Rxd1+
28.Rxd1 Bxa4 29.Qxc7 Qf8 30.Ra1 Rc8 31.Qxe5 Qxf7 32.Nd6 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Livshits, Ron"]
[Black "Tuffery, Paul"]
[Result "0-1"]
[WhiteElo "2250"]
[ECO "A35"]
[EventDate "1990.08.16"]
[PlyCount "44"]

1.c4 Nf6 2.Nc3 c5 3.Nf3 Nc6 4.g3 b6 5.Bg2 Bb7 6.O-O g6 7.d4 cxd4 8.Nxd4 
Bg7 9.Nc2 O-O 10.e4 d6 11.Bd2 Qd7 12.h3 Rac8 13.f4 Ne8 14.b3 Nd4 15.Ne3 
Nc7 16.Be1 Nce6 17.Rc1 Nc5 18.b4 Na6 19.a3 f5 20.g4 fxe4 21.Nxe4 d5 22.
Nxd5 Bxd5 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Martens, Martin"]
[Black "Mitkov, Nikola"]
[Result "1-0"]
[WhiteElo "2325"]
[BlackElo "2335"]
[ECO "C91"]
[EventDate "1990.08.16"]
[PlyCount "83"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Be7 7.d4 d6 8.c3 O-O 
9.Re1 Bg4 10.d5 Na5 11.Bc2 c6 12.h3 Bc8 13.dxc6 Qc7 14.Nbd2 Qxc6 15.Nf1 
Re8 16.Ng3 Nb7 17.Bd2 Nc5 18.b4 Ne6 19.a4 Bb7 20.Bb3 Nf4 21.Qc2 h6 22.Qa2 
Rf8 23.c4 bxc4 24.Bxc4 Rac8 25.Rac1 Qb6 26.a5 Qd8 27.Qb1 d5 28.exd5 N6xd5 
29.Qb3 Bf6 30.Ne4 Qd7 31.Kh2 Qf5 32.Nd6 Qg6 33.g3 Rxc4 34.Rxc4 Nd3 35.Nxb7
Nxe1 36.Bxe1 e4 37.Ng1 e3 38.f3 Rb8 39.Nc5 Be7 40.Ne4 Kh8 41.Rd4 Nf6 42.
Qxe3 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Minero Pineda, Sergio"]
[Black "Hauchard, Arnaud"]
[Result "0-1"]
[WhiteElo "2285"]
[BlackElo "2425"]
[ECO "A32"]
[EventDate "1990.08.16"]
[PlyCount "78"]

1.d4 Nf6 2.c4 c5 3.Nf3 cxd4 4.Nxd4 e6 5.Nc3 a6 6.g3 Qc7 7.e3 d6 8.Qe2 Nc6 
9.Bg2 Na5 10.b3 d5 11.Rb1 e5 12.Nc2 dxc4 13.b4 Nc6 14.b5 Na5 15.bxa6 Rxa6 
16.Nb5 Qb8 17.Bd2 Bg4 18.f3 Be6 19.f4 e4 20.Bc3 Nc6 21.Bxf6 gxf6 22.Bxe4 
Rxa2 23.f5 Qe5 24.Qf3 Bd7 25.O-O Bc5 26.Rfd1 Ne7 27.Nbd4 b6 28.Nc6 Nxc6 
29.Bxc6 Bxc6 30.Qxc6+ Kf8 31.Qf3 Rxc2 32.Rd8+ Ke7 33.Rxh8 Qxe3+ 34.Qxe3+ 
Bxe3+ 35.Kh1 c3 36.Rb8 Re2 37.Rb7+ Kf8 38.Rb8+ Kg7 39.R8xb6 Bxb6 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Moutousis, Konstantinos"]
[Black "Alterman, Boris"]
[Result "0-1"]
[WhiteElo "2395"]
[BlackElo "2400"]
[ECO "B70"]
[EventDate "1990.08.16"]
[PlyCount "74"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.O-O O-O 8.Bg5 
Nc6 9.Nb3 Be6 10.f4 b5 11.Bf3 Bc4 12.Re1 e5 13.f5 Qb6+ 14.Kh1 b4 15.Nd2 
bxc3 16.Nxc4 Qb4 17.b3 Rad8 18.Ne3 Ne7 19.Qc1 h5 20.h3 gxf5 21.Nxf5 Nxf5 
22.exf5 Kh7 23.Re3 Rg8 24.Qe1 Bh8 25.a3 Qb6 26.Bh4 Qd4 27.Rd1 Qf4 28.Rxc3 
e4 29.Be2 Nd5 30.Rg3 Bf6 31.Bxf6 Nxf6 32.Rxg8 Rxg8 33.Bc4 Rg7 34.Qe2 e3 
35.Qd3 Qg5 36.Rg1 Ng4 37.Qxd6 Nf2+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Oblitas Guerrero, Carlomagno"]
[Black "Hernandez Sevillano, Gustavo"]
[Result "1/2-1/2"]
[BlackElo "2205"]
[ECO "A31"]
[EventDate "1990.08.16"]
[PlyCount "98"]

1.d4 Nf6 2.c4 c5 3.Nf3 cxd4 4.Nxd4 e5 5.Nc2 Nc6 6.Nc3 d6 7.e4 h6 8.Be2 Be7
9.O-O O-O 10.Be3 Be6 11.Rc1 Re8 12.h3 Bf8 13.Qd3 Rc8 14.Nd5 Nd7 15.b4 a6 
16.a4 g6 17.a5 Qh4 18.Nb6 Rcd8 19.Nxd7 Rxd7 20.Bb6 f5 21.exf5 gxf5 22.b5 
Ne7 23.bxa6 bxa6 24.Nb4 Ng6 25.Qg3 Qf6 26.Nd5 Bxd5 27.cxd5 Rg7 28.Bh5 Nf4 
29.Qf3 Qg5 30.Bxe8 e4 31.Bd8 Ne2+ 32.Kh2 exf3 33.Bxg5 fxg2 34.Kxg2 Nxc1 
35.Rxc1 hxg5 36.Rc6 Ra7 37.Bg6 f4 38.Bd3 Be7 39.Rxa6 Rxa6 40.Bxa6 Bd8 41.
Kf3 Bxa5 42.Kg4 Bd8 43.Kf5 Kf7 44.Be2 Bb6 45.f3 Kg7 46.Kxg5 Be3 47.h4 Bc1 
48.h5 Bd2 49.h6+ Kh8 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Pedzich, Dominik"]
[Black "Lutz, Christopher"]
[Result "0-1"]
[WhiteElo "2415"]
[BlackElo "2445"]
[ECO "B31"]
[EventDate "1990.08.16"]
[PlyCount "98"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.c3 a6 6.Bxc6 dxc6 7.d3 Nf6 8.Be3 b6
9.h3 O-O 10.a4 a5 11.Na3 Ba6 12.Ne1 c4 13.Nxc4 Bxc4 14.dxc4 Nxe4 15.Qe2 
Qc7 16.Nd3 c5 17.Bf4 Nd6 18.Rfe1 Rfe8 19.Qf3 Qd7 20.Bxd6 Qxd6 21.Rad1 Qc7 
22.Nf4 e6 23.h4 Rad8 24.Nh3 Rd7 25.Ng5 Red8 26.h5 h6 27.Rxd7 Qxd7 28.Ne4 
f5 29.Ng3 g5 30.Nf1 g4 31.Qe2 Kf7 32.f3 gxf3 33.Qxf3 Bf6 34.Ne3 Bg5 35.Ng4
Kg8 36.Ne5 Qd2 37.Re2 Qf4 38.Qxf4 Bxf4 39.Kf1 Bxe5 40.Rxe5 Kf7 41.Ke2 Rg8 
42.Kf3 Rg5 43.g3 Rxh5 44.b4 Kf6 45.Re1 Rg5 46.bxc5 bxc5 47.Rb1 Rg4 48.Rb5 
Rxc4 49.Rxa5 Rxc3+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Peralta, Eduardo"]
[Black "Nunez Garcia, Alberto"]
[Result "1/2-1/2"]
[WhiteElo "2255"]
[ECO "B85"]
[EventDate "1990.08.16"]
[PlyCount "62"]

1.e4 c5 2.Nf3 e6 3.Nc3 a6 4.d4 cxd4 5.Nxd4 Qc7 6.Be2 Nf6 7.O-O d6 8.Be3 
Be7 9.f4 O-O 10.Qe1 b5 11.Bf3 Bb7 12.a3 Nbd7 13.Qg3 Nc5 14.e5 Nfe4 15.Nxe4
Nxe4 16.Bxe4 Bxe4 17.Rad1 dxe5 18.fxe5 Bg6 19.c3 Rad8 20.Rd2 Rd5 21.Bf4 
Rfd8 22.Rfd1 Bc5 23.Qf3 Qb6 24.Kh1 Bxd4 25.Rxd4 Rxd4 26.Rxd4 h6 27.Be3 
Rxd4 28.Bxd4 Qa5 29.h3 Qa4 30.Kh2 Kh7 31.Qf2 Qc2 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Pitterson, Jomo"]
[Black "Barahona, Daniel"]
[Result "1/2-1/2"]
[BlackElo "2250"]
[ECO "A48"]
[EventDate "1990.08.16"]
[PlyCount "33"]

1.d4 Nf6 2.Nf3 g6 3.Bg5 Bg7 4.Nbd2 O-O 5.e3 d6 6.Bd3 h6 7.Bh4 Nbd7 8.c3 g5
9.Bg3 Qe8 10.Qc2 Nh5 11.Nf1 c5 12.h4 g4 13.Ng5 Ndf6 14.dxc5 Nxg3 15.Nxg3 
d5 16.Nf5 e5 17.Nd6 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Rahman, Asad"]
[Black "Watanabe, Akira"]
[Result "0-1"]
[ECO "B90"]
[EventDate "1990.08.16"]
[PlyCount "100"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 Qc7 7.Be2 e5 8.Nb3 
Be7 9.O-O O-O 10.Bg5 Nbd7 11.a4 h6 12.Bh4 b6 13.f3 Bb7 14.Qd2 Rfe8 15.Rfd1
Bf8 16.Kh1 Rac8 17.Rac1 Re6 18.Qe3 Qb8 19.Nd2 Rc5 20.Qg1 g6 21.Bf2 Rc6 22.
Nd5 Bc8 23.Nb4 Rc7 24.Nxa6 Bxa6 25.Bxa6 Nc5 26.Bb5 d5 27.exd5 Nxd5 28.Nc4 
Nf4 29.Re1 e4 30.fxe4 Nxe4 31.Bxb6 Rxb6 32.Rxe4 Rf6 33.Qd4 Nh5 34.Re8 Rc8 
35.Rxc8 Qxc8 36.Ne5 Rf4 37.Qd7 Qc5 38.Nf3 Nf6 39.Qd3 Ng4 40.Qe2 Nf2+ 41.
Kg1 Nd3+ 42.Kf1 Nxc1 43.Qd2 Qf5 44.Qxc1 Bc5 45.Qd2 Qe4 46.Qe2 Qd4 47.Ke1 
Qxb2 48.Kd2 Bb4+ 49.Ke3 Qc1+ 50.Kd3 Qa3+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Rios Parra, Mauricio"]
[Black "Gokhan, Demir"]
[Result "1/2-1/2"]
[ECO "B19"]
[EventDate "1990.08.16"]
[PlyCount "106"]

1.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 Nd7 8.h5 Bh7
9.Bd3 Bxd3 10.Qxd3 Qc7 11.Bd2 e6 12.O-O-O Ngf6 13.Rhe1 O-O-O 14.Ne5 Nxe5 
15.Rxe5 Qxe5 16.dxe5 Rxd3 17.cxd3 Ng4 18.d4 c5 19.f3 Nf2 20.Rf1 Nd3+ 21.
Kc2 Nb4+ 22.Bxb4 cxb4 23.Kd3 Be7 24.Ne4 b6 25.f4 g6 26.g3 gxh5 27.f5 Rd8 
28.Rc1+ Kb7 29.f6 Bc5 30.Nxc5+ bxc5 31.Rxc5 Rg8 32.d5 Rxg3+ 33.Ke4 Rg4+ 
34.Kf3 Rg5 35.dxe6 fxe6 36.Rc4 Rg8 37.Rxb4+ Kc6 38.Rh4 Kd5 39.Rxh5 Rb8 40.
b3 a5 41.Rxh6 Kxe5 42.Rh5+ Kxf6 43.Rxa5 Rb4 44.Rc5 Ke7 45.Rc4 Rb8 46.Ke4 
Kd6 47.b4 Ra8 48.Rc2 Ra4 49.Rb2 Kc6 50.Kd4 Kb5 51.Kc3 Ra3+ 52.Kc2 Ra4 53.
Kc3 Ra3+ 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Rodriguez Vila, Andres"]
[Black "Egger Mancilla, Jorge"]
[Result "1-0"]
[WhiteElo "2365"]
[BlackElo "2310"]
[ECO "C77"]
[EventDate "1990.08.16"]
[PlyCount "81"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d3 b5 6.Bb3 Bb7 7.Nc3 Be7 8.a4 b4 
9.Nd5 O-O 10.a5 Nd4 11.Nxe7+ Qxe7 12.Nxd4 exd4 13.O-O d5 14.f3 h6 15.Re1 
dxe4 16.fxe4 Rad8 17.Bf4 Bc8 18.Bc4 g5 19.Bd2 Ng4 20.e5 Nxe5 21.Qh5 Qf6 
22.Rxe5 Qxe5 23.Bxb4 c5 24.Re1 Qg7 25.Bxc5 Rfe8 26.Rf1 Be6 27.Bxa6 Ra8 28.
Bb5 Reb8 29.Bb6 Qe5 30.Bc6 Bd5 31.Bxa8 Rxa8 32.Qg4 Qe3+ 33.Kh1 Re8 34.Bxd4
Qd2 35.h4 f5 36.Qg3 Re2 37.Qb8+ Kf7 38.Qc7+ Re7 39.Qg3 gxh4 40.Rxf5+ Ke8 
41.Qb8+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Sherzer, Alex"]
[Black "Grigore, George-Gabriel"]
[Result "0-1"]
[WhiteElo "2440"]
[BlackElo "2380"]
[ECO "B32"]
[EventDate "1990.08.16"]
[PlyCount "58"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 d6 6.N1c3 a6 7.Na3 b5 8.Nd5 
Nge7 9.c4 Nd4 10.cxb5 Nxd5 11.exd5 Qh4 12.Be3 Nf5 13.Qd2 Be7 14.bxa6 O-O 
15.Bb5 Nxe3 16.Qxe3 f5 17.O-O f4 18.Qe4 Rf6 19.Rfc1 Bf5 20.Qf3 Rh6 21.h3 
e4 22.Qb3 f3 23.Kf1 fxg2+ 24.Ke2 Bxh3 25.Qg3 Bg4+ 26.Kd2 Bg5+ 27.Kc3 Qxg3+
28.fxg3 Bxc1 29.Rxc1 Rh1 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Sinowjew, Jurij"]
[Black "Varga, Zoltan"]
[Result "1/2-1/2"]
[WhiteElo "2255"]
[BlackElo "2380"]
[ECO "B44"]
[EventDate "1990.08.16"]
[PlyCount "30"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nb5 d6 6.Bf4 e5 7.Be3 a6 8.N5c3 
Nf6 9.Na3 b5 10.Nd5 Rb8 11.g3 Nxe4 12.Bg2 Nc5 13.Qe2 Bb7 14.O-O-O Nd7 15.
Rd2 Ne7 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Sjodahl, Pontus"]
[Black "Le Quang, Kim"]
[Result "0-1"]
[WhiteElo "2335"]
[ECO "A45"]
[EventDate "1990.08.16"]
[PlyCount "68"]

1.d4 Nf6 2.Bg5 Ne4 3.Bf4 d5 4.f3 Nf6 5.Nc3 Bf5 6.Qd2 e6 7.g4 Bg6 8.h4 h5 
9.g5 Nfd7 10.e4 Nb6 11.O-O-O Be7 12.Qh2 c6 13.Bc7 Qc8 14.Nge2 O-O 15.Nf4 
Qxc7 16.Nxg6 Bd6 17.e5 fxg6 18.exd6 Qf7 19.Re1 N8d7 20.Nb1 c5 21.Bh3 Rfe8 
22.Qe2 Qf4+ 23.Qe3 Qxd6 24.dxc5 Nxc5 25.Qe5 Qc6 26.Qe2 d4 27.Na3 d3 28.Qd2
Rad8 29.Kb1 Qxf3 30.Ref1 Ne4 31.Qc1 Qg3 32.cxd3 Rxd3 33.Qe1 Nd2+ 34.Ka1 
Nxf1 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Sorensen, Jan"]
[Black "Djurhuus, Rune"]
[Result "1-0"]
[WhiteElo "2395"]
[BlackElo "2405"]
[ECO "C05"]
[EventDate "1990.08.16"]
[PlyCount "83"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.c3 c5 6.Bd3 b6 7.Nh3 Ba6 8.Bxa6 Nxa6
9.Nf4 b5 10.a3 Qb6 11.Nf3 c4 12.Ng5 Be7 13.Nh5 O-O 14.Qg4 f5 15.Qg3 g6 16.
Nf4 Bxg5 17.Qxg5 Rf7 18.h4 Nf8 19.h5 Qd8 20.Qh6 Rg7 21.hxg6 hxg6 22.Qh8+ 
Kf7 23.Nh3 Nh7 24.Qxh7 Rxh7 25.Ng5+ Qxg5 26.Rxh7+ Kg8 27.Bxg5 Kxh7 28.Kd2 
Nc7 29.Rh1+ Kg8 30.Bf6 Ne8 31.Rh8+ Kf7 32.Rh7+ Kf8 33.Rh8+ Kf7 34.Rh7+ Kf8
35.Bg5 Rc8 36.Bh6+ Kg8 37.Re7 Nc7 38.Ke3 g5 39.Bxg5 Kf8 40.Rh7 Kg8 41.Rd7 
Ne8 42.Bd8 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Ulybin, Mikhail"]
[Black "Gurevich, Ilya"]
[Result "0-1"]
[WhiteElo "2460"]
[BlackElo "2415"]
[ECO "B42"]
[EventDate "1990.08.16"]
[PlyCount "116"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Nf6 6.O-O Qc7 7.Qe2 Bc5 8.Nb3 
Ba7 9.e5 Nd5 10.c4 Nb4 11.Bf4 Nxd3 12.Qxd3 f6 13.Qf3 fxe5 14.Qh5+ g6 15.
Qxe5 Qxe5 16.Bxe5 O-O 17.N1d2 b5 18.c5 Bb7 19.Bd6 Rf7 20.a4 b4 21.Na5 Bd5 
22.Nac4 Nc6 23.Nb6 Rd8 24.Nxd5 exd5 25.Nb3 Re8 26.Rfe1 Re6 27.Rxe6 dxe6 
28.Re1 Rf6 29.f4 Kf7 30.g4 h6 31.Kg2 Ke8 32.h4 Kd7 33.g5 hxg5 34.hxg5 Rf7 
35.Rh1 Bb8 36.Bxb8 Nxb8 37.Kg3 Nc6 38.Rh6 Ne7 39.Nd4 Rf8 40.Rh7 Rc8 41.Nb3
e5 42.fxe5 Ke6 43.Nd4+ Kxe5 44.Rxe7+ Kxd4 45.Re6 Kc4 46.Rxg6 Kb3 47.Rxa6 
Kxb2 48.Kf4 Kc3 49.Rh6 d4 50.g6 b3 51.g7 Rg8 52.Rg6 b2 53.Rg1 Rxg7 54.Rxg7
b1=Q 55.c6 d3 56.c7 Qb7 57.Rf7 d2 58.Ke5 Qc8 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Watanabe, Roberto"]
[Black "Zapata Ferrada, Marco"]
[Result "0-1"]
[WhiteElo "2250"]
[ECO "C68"]
[EventDate "1990.08.16"]
[PlyCount "92"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O Bg4 6.h3 h5 7.d3 Qf6 8.Be3 
Bxf3 9.Qxf3 Qxf3 10.gxf3 Bd6 11.Nd2 Ne7 12.Kh2 f6 13.Nc4 O-O-O 14.h4 Kd7 
15.Rg1 g6 16.Rab1 Ke6 17.b4 Rhg8 18.a4 Rdf8 19.Na5 b6 20.Nc4 Rb8 21.Kh3 
Rgc8 22.c3 Rg8 23.d4 b5 24.axb5 axb5 25.Na5 Rbf8 26.dxe5 fxe5 27.Rg3 Nc8 
28.Nxc6 Kd7 29.Na5 Nb6 30.Rd1 Na4 31.Rd3 Ke6 32.Kg2 Nb2 33.Rd5 Na4 34.Rd3 
Nb2 35.Rd5 Na4 36.Rxb5 Nxc3 37.Rb7 Ne2 38.Rh3 Rb8 39.Kf1 Nf4 40.Bxf4 exf4 
41.Rxb8 Rxb8 42.Nc6 Rb6 43.Nd4+ Ke5 44.Nc2 Bxb4 45.Ke2 Bc5 46.Rh1 Rb2 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "6"]
[White "Weiding, Tom"]
[Black "Pilgrim, Peter"]
[Result "0-1"]
[ECO "B08"]
[EventDate "1990.08.16"]
[PlyCount "49"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2 O-O 6.O-O Bg4 7.Be3 e5 8.d5 h6 
9.Qd2 Kh7 10.h3 Bc8 11.Kh2 Ne8 12.g4 f5 13.gxf5 gxf5 14.exf5 Bxf5 15.Bd3 
Kh8 16.Bxh6 Qe7 17.Rg1 Bxd3 18.Bxg7+ Nxg7 19.Qxd3 Qf7 20.Qe3 Nf5 21.Ng5 
Qh5 22.Qe2 Qh6 23.Qd2 Qh5 24.Nge4 Nd4 25.Ng3 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Alterman, Boris"]
[Black "Martens, Martin"]
[Result "1/2-1/2"]
[WhiteElo "2400"]
[BlackElo "2325"]
[ECO "E11"]
[EventDate "1990.08.16"]
[PlyCount "51"]

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Nbd2 d5 5.g3 O-O 6.Bg2 dxc4 7.O-O c3 8.Nc4 
cxb2 9.Bxb2 Be7 10.Qb3 Nbd7 11.Nfe5 Nd5 12.Rfd1 N7b6 13.Rac1 Bd7 14.Nxd7 
Qxd7 15.Ne5 Qd8 16.e4 Nf6 17.Nd3 a5 18.Nc5 Ra7 19.Bh3 a4 20.Qf3 c6 21.Ba3 
Qe8 22.Bg2 Nbd7 23.Qc3 Nb8 24.Rb1 b5 25.Rbc1 Na6 26.Nd3 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Barahona, Daniel"]
[Black "Rios Parra, Mauricio"]
[Result "1/2-1/2"]
[WhiteElo "2250"]
[ECO "B25"]
[EventDate "1990.08.16"]
[PlyCount "100"]

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 e6 6.f4 Nge7 7.Nf3 O-O 8.O-O d6 
9.Be3 Nd4 10.e5 Nef5 11.Bf2 Nxf3+ 12.Qxf3 Nd4 13.Qd1 dxe5 14.fxe5 Bxe5 15.
Ne4 f5 16.Nxc5 Qc7 17.b4 Nc6 18.d4 Rd8 19.c3 Bg7 20.Qb3 Qf7 21.b5 Ne7 22.
Rae1 Nd5 23.Nd3 Qc7 24.Kh1 Nb6 25.Nc5 Kh8 26.Nxe6 Bxe6 27.Rxe6 Rac8 28.
Rfe1 Rf8 29.Re7 Qxc3 30.Qxc3 Rxc3 31.Rxb7 Rc2 32.Kg1 Nc8 33.d5 Nd6 34.Rd7 
Nxb5 35.Ree7 Bf6 36.Rxh7+ Kg8 37.d6 Rc1+ 38.Bf1 Nxd6 39.Rc7 Rxc7 40.Rxc7 
a5 41.Bc5 Rd8 42.Bb6 Rb8 43.Bc5 Ne4 44.Bc4+ Kh8 45.Ba3 Rb1+ 46.Kg2 Rd1 47.
Rc8+ Kh7 48.Rc7+ Kh8 49.Rc8+ Kh7 50.Rc7+ Kh8 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Borriss, Martin"]
[Black "Hernandez, Gilberto"]
[Result "1-0"]
[WhiteElo "2280"]
[BlackElo "2530"]
[ECO "C42"]
[EventDate "1990.08.16"]
[PlyCount "99"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.c4 Nc6 6.Be2 Be7 7.O-O Be6 8.d4 
d5 9.cxd5 Bxd5 10.Nc3 Nxc3 11.bxc3 O-O 12.Be3 Bf6 13.Rb1 Na5 14.Nd2 c5 15.
dxc5 Bxa2 16.Ra1 Bd5 17.Qc2 Nc6 18.Bd3 h6 19.Ne4 Be7 20.Rfd1 Bxe4 21.Bxe4 
Qc7 22.Bd5 Kh8 23.Qf5 Bd8 24.Be4 g6 25.Qh3 h5 26.Rd7 Qc8 27.Rad1 Bf6 28.g4
h4 29.g5 Bg7 30.Qxh4+ Kg8 31.Qf4 Rb8 32.Rc7 Qe8 33.Bd4 Rd8 34.Bxc6 bxc6 
35.Ra1 Bxd4 36.cxd4 Rd5 37.Raxa7 Qe1+ 38.Kg2 Rf5 39.Qe3 Qd1 40.f3 Qc2+ 41.
Kg3 Kg7 42.h4 Qd1 43.Re7 Rb8 44.Rxf7+ Rxf7 45.Rxf7+ Kxf7 46.Qf4+ Ke7 47.
Qc7+ Ke6 48.Qxc6+ Kf7 49.Qc7+ Ke6 50.d5+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Camejo Almeida, Rui"]
[Black "Figueroa, Francisco"]
[Result "1/2-1/2"]
[WhiteElo "2360"]
[ECO "E60"]
[EventDate "1990.08.16"]
[PlyCount "100"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.g3 d6 5.Bg2 O-O 6.O-O c5 7.d5 Na6 8.Nc3 Nc7 
9.h3 a6 10.a4 b6 11.e4 Rb8 12.Re1 b5 13.axb5 axb5 14.e5 Nd7 15.exd6 exd6 
16.Ne4 Ne5 17.Nxd6 Nxf3+ 18.Bxf3 Qxd6 19.Bf4 Qd8 20.Ra7 Rb7 21.Rxb7 Bxb7 
22.Bxc7 Qxc7 23.d6 Bxf3 24.dxc7 Bxd1 25.Rxd1 Be5 26.Rd5 Bxc7 27.Rxc5 Bd6 
28.Rd5 Rd8 29.Rxb5 Rb8 30.Rxb8+ Bxb8 31.Kf1 Kf8 32.Ke2 Ke7 33.b4 Kd6 34.
Kd3 Kc6 35.g4 Be5 36.f3 Bg3 37.Kc2 Be1 38.Kb3 f6 39.Ka4 Kb6 40.Kb3 Kc6 41.
Ka4 Kb6 42.Kb3 Kc6 43.Ka4 Kb6 44.Kb3 f5 45.gxf5 gxf5 46.Ka3 Kc6 47.Ka4 Kb6
48.Ka3 Bd2 49.Kb3 Be1 50.Ka4 Kc6 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Comas i Fabrego, Lluis"]
[Black "Kosashvili, Yona"]
[Result "1-0"]
[WhiteElo "2365"]
[BlackElo "2455"]
[ECO "C47"]
[EventDate "1990.08.16"]
[PlyCount "111"]

1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 exd4 5.Nxd4 Bb4 6.Nxc6 bxc6 7.Bd3 d5 8.
exd5 cxd5 9.Qe2+ Be7 10.Bg5 O-O 11.O-O-O Be6 12.Rhe1 h6 13.Bh4 Rb8 14.Bg3 
Bb4 15.Nb5 Rxb5 16.Bxb5 Bxe1 17.Rxe1 c5 18.Be5 Ng4 19.Bc3 d4 20.Bd2 Qd5 
21.b3 Qxg2 22.f3 Qxe2 23.Rxe2 Nf6 24.Re5 Rc8 25.Ba6 Rc6 26.Bb5 Rc8 27.Ba6 
Rc7 28.Ba5 Rc6 29.Bb7 Rd6 30.Rxc5 Bd5 31.Bc7 Rd7 32.Bc8 Re7 33.Bd8 Re1+ 
34.Kd2 Re5 35.Bxf6 gxf6 36.f4 Rh5 37.h3 Bf3 38.Rxh5 Bxh5 39.Kd3 Bd1 40.Bf5
Kf8 41.Kxd4 Ke7 42.Kc5 Bh5 43.b4 Bg6 44.Bxg6 fxg6 45.Kd4 g5 46.c4 Ke6 47.
c5 f5 48.fxg5 hxg5 49.b5 Kd7 50.a4 Ke6 51.b6 axb6 52.cxb6 Kd6 53.a5 Kc6 
54.Ke5 g4 55.hxg4 fxg4 56.Kf4 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Gokhan, Demir"]
[Black "Pitterson, Jomo"]
[Result "1-0"]
[ECO "E91"]
[EventDate "1990.08.16"]
[PlyCount "71"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 Nbd7 7.Nf3 a6 8.h3 Qe8 
9.e5 dxe5 10.dxe5 Nh5 11.g4 f6 12.Be3 Nf4 13.Bxf4 fxe5 14.Be3 e6 15.Qd2 b6
16.Ng5 Nf6 17.O-O-O Bb7 18.f3 Qe7 19.Nce4 Bc6 20.h4 Rfd8 21.Qc2 Rdb8 22.h5
b5 23.hxg6 b4 24.Nxf6+ Qxf6 25.gxh7+ Kh8 26.Ne4 Qf7 27.Ng5 Qe8 28.Bd3 Qf8 
29.Bg6 Be8 30.Be4 c6 31.Nxe6 Qe7 32.Nxg7 Qxg7 33.Qd2 a5 34.Qd6 a4 35.Bh6 
Qa7 36.Qf8# 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Djurhuus, Rune"]
[Black "Minero Pineda, Sergio"]
[Result "1-0"]
[WhiteElo "2405"]
[BlackElo "2285"]
[ECO "C13"]
[EventDate "1990.08.16"]
[PlyCount "99"]

1.Nc3 d5 2.e4 e6 3.d4 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.h4 a6 7.Qg4 Kf8 8.Qf4 c5 
9.dxc5 Nc6 10.Nf3 Nxc5 11.O-O-O b5 12.Rh3 Bd7 13.Kb1 b4 14.Ne2 Ne4 15.
Bxe7+ Qxe7 16.Ng5 Nc5 17.h5 h6 18.Nf3 Ne4 19.Qe3 a5 20.Ng3 Nc5 21.Nd4 a4 
22.f4 b3 23.cxb3 Nxd4 24.Rxd4 axb3 25.a3 Rb8 26.Rb4 Rc8 27.Ne2 Ba4 28.Qd4 
Bd7 29.Nc1 g6 30.hxg6 fxg6 31.Nxb3 Kg7 32.Nxc5 Rxc5 33.Rg3 Rhc8 34.f5 Rc1+
35.Ka2 Rxf1 36.f6+ Rxf6 37.exf6+ Qxf6 38.Qa7 Rd8 39.Rb7 Qe7 40.Rc3 Kf8 41.
Qb6 Kf7 42.Qe3 Qg5 43.Qd4 h5 44.Rf3+ Kg8 45.a4 Qe7 46.Qe5 Qg7 47.Rf6 Ra8 
48.b3 Re8 49.Qg5 Kh7 50.Rxd7 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Egger Mancilla, Jorge"]
[Black "Silva Lillo, Sebastian"]
[Result "0-1"]
[WhiteElo "2310"]
[ECO "B72"]
[EventDate "1990.08.16"]
[PlyCount "104"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Be3 Nf6 7.Bc4 d6 8.h3 
O-O 9.O-O Bd7 10.Bb3 Rc8 11.Re1 a6 12.f4 b5 13.Qf3 b4 14.Na4 Nxd4 15.Bxd4 
Bxa4 16.Bxa4 Nd7 17.Bxg7 Kxg7 18.Bb3 Nc5 19.Bd5 Qb6 20.Kh1 e6 21.Bc4 Na4 
22.Qb3 Qc6 23.Bd3 a5 24.Rac1 d5 25.c4 d4 26.e5 Nc5 27.Qc2 b3 28.axb3 Rb8 
29.Ra1 Rxb3 30.Be4 Qb6 31.Qf2 Rd8 32.Qh4 Nxe4 33.Rxe4 Rxb2 34.Qf6+ Kg8 35.
c5 Qc7 36.f5 exf5 37.Rh4 Re2 38.Qb6 Qxb6 39.cxb6 Rxe5 40.Rb1 Rb8 41.Rxd4 
Re6 42.b7 Re7 43.Ra4 Rbxb7 44.Rxb7 Rxb7 45.Rxa5 Kg7 46.Kh2 h5 47.h4 Rb4 
48.Kh3 Rb3+ 49.Kh2 f4 50.Ra4 f3 51.g4 Rb2+ 52.Kh3 Rb1 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Grigore, George-Gabriel"]
[Black "Ulybin, Mikhail"]
[Result "1/2-1/2"]
[WhiteElo "2380"]
[BlackElo "2460"]
[ECO "A32"]
[EventDate "1990.08.16"]
[PlyCount "55"]

1.d4 e6 2.Nf3 c5 3.c4 cxd4 4.Nxd4 Nf6 5.Nc3 d5 6.cxd5 Nxd5 7.Bd2 Be7 8.e3 
O-O 9.Be2 Nb6 10.O-O e5 11.Nf3 Nc6 12.Qc2 Be6 13.Rfd1 Rc8 14.Rac1 Qe8 15.
Qb1 f5 16.Bb5 Bf6 17.e4 f4 18.Na4 Bg4 19.Nxb6 Bxf3 20.gxf3 axb6 21.Bc3 Qh5
22.Qd3 Rcd8 23.Qe2 Nd4 24.Bxd4 exd4 25.Bc4+ Kh8 26.Be6 Be5 27.Bg4 Qe8 28.
Qd3 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Hauchard, Arnaud"]
[Black "Rodriguez Vila, Andres"]
[Result "1-0"]
[WhiteElo "2425"]
[BlackElo "2365"]
[ECO "E20"]
[EventDate "1990.08.16"]
[PlyCount "95"]

1.d4 e6 2.c4 Nf6 3.Nc3 Bb4 4.f3 d5 5.a3 Be7 6.e4 c5 7.cxd5 exd5 8.dxc5 d4 
9.Na4 O-O 10.b4 b6 11.cxb6 axb6 12.Bd2 Bd6 13.Bd3 Qc7 14.Ne2 Nbd7 15.Nb2 
Ne5 16.a4 Qe7 17.Bb5 Bxb4 18.Bxb4 Qxb4+ 19.Qd2 Qxd2+ 20.Kxd2 Rd8 21.Nd3 
Ng6 22.Rhb1 Nf8 23.Rb4 Ne6 24.Bc4 Ba6 25.Bxe6 fxe6 26.Rxb6 Nd7 27.Rb4 e5 
28.Rc1 Rdc8 29.Rxc8+ Rxc8 30.Nec1 g5 31.Rb2 Rc3 32.Rc2 Ra3 33.Rc7 Nb6 34.
Nxe5 Rxa4 35.Ncd3 Ra2+ 36.Rc2 Ra3 37.Nb4 Bf1 38.Ke1 Ra1+ 39.Kf2 Na4 40.Ra2
Rxa2+ 41.Nxa2 Bb5 42.Nb4 Nb2 43.Nbc6 Bxc6 44.Nxc6 Nd1+ 45.Ke2 Ne3 46.g3 
Nc2 47.Kd2 Ne3 48.Nxd4 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Hernandez Sevillano, Gustavo"]
[Black "Amir, Karim"]
[Result "1-0"]
[WhiteElo "2205"]
[BlackElo "2290"]
[ECO "B87"]
[EventDate "1990.08.16"]
[PlyCount "111"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.O-O b5 8.Bb3 Be7
9.Qf3 Bb7 10.Bxe6 fxe6 11.Nxe6 Qd7 12.Nxg7+ Kd8 13.Nf5 Rg8 14.Rd1 b4 15.
Nxd6 Qg4 16.Nxb7+ Kc7 17.Qxg4 Rxg4 18.h3 Rg6 19.Nd5+ Nxd5 20.Rxd5 Kxb7 21.
Bf4 Re6 22.f3 Nc6 23.Rd7+ Kc8 24.Rc7+ Kd8 25.Rd1+ Ke8 26.Rd5 Rd8 27.Kf1 
Nd4 28.Rc4 Nc6 29.c3 bxc3 30.bxc3 Rd7 31.Rxd7 Kxd7 32.Be3 Re5 33.a4 Rh5 
34.f4 Bd6 35.Kf2 Na5 36.Rd4 Nb3 37.Rd1 Kc6 38.e5 Bc5 39.Kf3 Bxe3 40.Kxe3 
Nc5 41.Rd6+ Kc7 42.a5 Rf5 43.g4 Rf8 44.f5 Rb8 45.Rh6 Rb1 46.Rxh7+ Kc6 47.
e6 Kd6 48.Kf4 Ra1 49.Kg5 Rxa5 50.Kg6 Ra1 51.e7 Re1 52.f6 Nd7 53.g5 Ne5+ 
54.Kg7 Kd7 55.Rh8 Nc6 56.e8=Q+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Liardet, Fabrice"]
[Black "Apaza, Henry"]
[Result "1-0"]
[WhiteElo "2300"]
[ECO "A56"]
[EventDate "1990.08.16"]
[PlyCount "53"]

1.d4 Nf6 2.c4 c5 3.d5 e5 4.Nc3 d6 5.e4 Be7 6.Nf3 Na6 7.Be2 O-O 8.O-O Nc7 
9.a3 Bg4 10.b4 Bxf3 11.Bxf3 Nd7 12.Bg4 Nb6 13.bxc5 dxc5 14.Qb3 Ne8 15.g3 
Nd6 16.Be2 Bg5 17.f4 Bf6 18.Bd3 h5 19.Ra2 Re8 20.Re2 Qd7 21.Bb2 exf4 22.
gxf4 Bd4+ 23.Kh1 Qh3 24.Rd1 Nxe4 25.Nxe4 Rxe4 26.Bxd4 Rxe2 27.Bh7+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Lutz, Christopher"]
[Black "Akopian, Vladimir"]
[Result "1/2-1/2"]
[WhiteElo "2445"]
[BlackElo "2535"]
[ECO "D52"]
[EventDate "1990.08.16"]
[PlyCount "50"]

1.d4 e6 2.c4 d5 3.Nf3 Nf6 4.Nc3 Nbd7 5.Bg5 c6 6.e3 Qa5 7.Nd2 Bb4 8.Qc2 
dxc4 9.Bxf6 Nxf6 10.Nxc4 Qd5 11.a3 Bxc3+ 12.Qxc3 c5 13.dxc5 Qxc5 14.Rc1 
O-O 15.Ne5 Qxc3+ 16.Rxc3 Nd5 17.Rc2 f6 18.Nc4 Rd8 19.Rd2 Bd7 20.Be2 Rac8 
21.O-O Be8 22.Rfd1 Ba4 23.Re1 Ne7 24.Rxd8+ Rxd8 25.b3 Bb5 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Mitkov, Nikola"]
[Black "Gdanski, Jacek"]
[Result "0-1"]
[WhiteElo "2335"]
[BlackElo "2420"]
[ECO "C00"]
[EventDate "1990.08.16"]
[PlyCount "60"]

1.e4 e6 2.Nc3 d5 3.f4 dxe4 4.Nxe4 Nf6 5.Nxf6+ Qxf6 6.d4 c5 7.Nf3 cxd4 8.
Qxd4 Nc6 9.Qxf6 gxf6 10.Bd2 Bd7 11.O-O-O Rg8 12.g3 Rc8 13.Bg2 Nb4 14.Bxb4 
Bxb4 15.Nd4 Rc7 16.Rd3 Ke7 17.Rhd1 Rgc8 18.Rb3 a5 19.Re3 Ba4 20.Be4 Kf8 
21.g4 h6 22.Nb3 b6 23.Bd3 Bc6 24.Rh3 Bd6 25.f5 Bg2 26.Rh5 Bf4+ 27.Kb1 e5 
28.Nd2 Rd8 29.Rg1 Bxd2 30.Rxg2 Rxd3 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Nunez Garcia, Alberto"]
[Black "Weiding, Tom"]
[Result "1-0"]
[ECO "B09"]
[EventDate "1990.08.16"]
[PlyCount "50"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 c5 6.dxc5 Qa5 7.Bd3 Qxc5 8.Qe2 
Nc6 9.Be3 Qa5 10.h3 Nxe4 11.Bxe4 Bxc3+ 12.bxc3 Qxc3+ 13.Kf2 O-O 14.Rhf1 
Bd7 15.Kg1 Rac8 16.a3 b6 17.Kh1 f5 18.Bd5+ e6 19.Bd2 Qf6 20.Bb3 Rc7 21.Qe3
Nd8 22.Bb4 Nb7 23.Rad1 Nc5 24.Bxc5 dxc5 25.Rxd7 Rxd7 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Pardo, Marco"]
[Black "Rahman, Asad"]
[Result "1-0"]
[ECO "E76"]
[EventDate "1990.08.16"]
[PlyCount "99"]

1.d4 Nf6 2.c4 d6 3.Nc3 g6 4.e4 Bg7 5.f4 O-O 6.Nf3 Nbd7 7.Be2 c5 8.d5 a6 9.
O-O Rb8 10.a4 h6 11.h3 Ne8 12.Qc2 Qc7 13.Be3 Ndf6 14.Nh4 Nh7 15.Rad1 Bd7 
16.Nf3 Nhf6 17.g4 h5 18.e5 Nh7 19.gxh5 Bxh3 20.hxg6 fxg6 21.Qxg6 Bxf1 22.
Rxf1 dxe5 23.Bd3 e4 24.Nxe4 Nef6 25.Nxc5 Qb6 26.Bd4 Qd6 27.Ne6 Rf7 28.Be5 
Qb6+ 29.c5 Qa7 30.Bxb8 Qxb8 31.Ne5 Qe8 32.Rf2 Nf8 33.Qxf7+ Qxf7 34.Nxf7 
Kxf7 35.Nxg7 Kxg7 36.c6 bxc6 37.dxc6 Ne6 38.Re2 Nxf4 39.Rxe7+ Kf8 40.c7 
N4d5 41.c8=Q+ Kxe7 42.Bf5 Kd6 43.Qxa6+ Ke5 44.Qe6+ Kd4 45.b4 Kc4 46.b5 Kb4
47.Be4 Kc5 48.Bxd5 Nxd5 49.Qc6+ Kd4 50.b6 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Pupo, Emilio"]
[Black "Holmsten, Aleksei"]
[Result "1-0"]
[WhiteElo "2325"]
[ECO "B33"]
[EventDate "1990.08.16"]
[PlyCount "91"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 
b5 9.Bxf6 gxf6 10.Nd5 f5 11.Bd3 Be6 12.Qh5 Bg7 13.O-O f4 14.c4 bxc4 15.
Bxc4 O-O 16.Rac1 Rb8 17.b3 Qd7 18.Rfd1 Kh8 19.Qh4 Bxd5 20.Bxd5 Nd4 21.Rc4 
f5 22.Nc2 Nxc2 23.Rxc2 Rbc8 24.Rcd2 Rf6 25.Qh3 Rd8 26.exf5 Qxf5 27.Qxf5 
Rxf5 28.Be4 Rf6 29.Rc2 d5 30.Rxd5 Rxd5 31.Bxd5 Bf8 32.Rc8 Kg7 33.Rc7+ Kh6 
34.Be4 Bg7 35.Kf1 Rd6 36.Ke2 Rb6 37.h4 a5 38.g4 fxg3 39.fxg3 Rb4 40.Kf3 a4
41.bxa4 Rxa4 42.Rc6+ Kh5 43.Bxh7 Ra3+ 44.Kg2 Rxa2+ 45.Kh3 Ra8 46.g4# 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Ribas, Alejandro"]
[Black "Giaccio, Alfredo Gustavo"]
[Result "0-1"]
[BlackElo "2270"]
[ECO "C18"]
[EventDate "1990.08.16"]
[PlyCount "48"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 Ne7 5.a3 Bxc3+ 6.bxc3 c5 7.Qg4 O-O 8.Bd3 f5
9.exf6 Rxf6 10.Qh5 h6 11.Nf3 c4 12.Be2 Nbc6 13.O-O Bd7 14.Nh4 Qa5 15.Bd2 
Nxd4 16.f4 Be8 17.Qg4 h5 18.cxd4 Qxd2 19.Qf3 g5 20.Rad1 Qxc2 21.Qg3 Qxe2 
22.Qxg5+ Kf7 23.Nf3 Ng6 24.Ne5+ Kg7 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Sequera Paolini, Jose"]
[Black "Watanabe, Roberto"]
[Result "1-0"]
[BlackElo "2250"]
[ECO "C07"]
[EventDate "1990.08.16"]
[PlyCount "117"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Qxd5 5.Ngf3 cxd4 6.Bc4 Qd6 7.O-O Nf6 8.Nb3
Nc6 9.Nbxd4 Nxd4 10.Qxd4 Qxd4 11.Nxd4 a6 12.Nb3 b5 13.Be2 Bd7 14.Bf3 Rc8 
15.c3 Be7 16.Na5 O-O 17.Bb7 Rcd8 18.Be3 Nd5 19.Bxd5 exd5 20.Rfd1 Rc8 21.
Rxd5 Be6 22.Rdd1 h5 23.Nb3 Rc4 24.Nd4 Bc8 25.Nf3 f6 26.Rd4 Be6 27.Re1 Kf7 
28.Bd2 Rfc8 29.Rd3 Bf5 30.Rd5 R8c5 31.Rxc5 Rxc5 32.Nd4 Bc8 33.Kf1 g5 34.
Be3 Rc7 35.Rd1 f5 36.Nf3 f4 37.Bb6 Rb7 38.Bd8 g4 39.Ne5+ Ke6 40.Bxe7 Kxe5 
41.Bd6+ Kf5 42.Rd5+ Kg6 43.Bxf4 h4 44.Rg5+ Kf6 45.Rh5 h3 46.gxh3 gxh3 47.
Rh6+ Kf5 48.Be3 Ke4 49.Rc6 Bg4 50.Rxa6 Rd7 51.Bd4 b4 52.Ra4 bxc3 53.Bxc3+ 
Kf3 54.Rd4 Ra7 55.Bd2 Rf7 56.a4 Bd7 57.Rb4 Bc8 58.Rb3+ Ke4 59.Re3+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Shirov, Alexei"]
[Black "Gurevich, Ilya"]
[Result "0-1"]
[WhiteElo "2580"]
[BlackElo "2415"]
[ECO "D87"]
[EventDate "1990.08.16"]
[PlyCount "98"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 
Nc6 9.Be3 O-O 10.Rc1 cxd4 11.cxd4 Qa5+ 12.Kf1 Bd7 13.h4 Rfc8 14.h5 Nd8 15.
f3 Bb5 16.Bxb5 Qxb5 17.Kf2 Rxc1 18.Qxc1 Nc6 19.Qb1 Qa6 20.hxg6 hxg6 21.e5 
Rd8 22.Qe4 Qxa2 23.Qh4 Kf8 24.Rd1 Nxe5 25.Qh7 g5 26.Rd2 Qa5 27.Ng3 Qb6 28.
Nf5 Qg6 29.Qxg7+ Qxg7 30.Nxg7 Nc4 31.Nf5 Nxd2 32.Bxd2 f6 33.Ke3 Kf7 34.Bb4
Rd5 35.g4 Rb5 36.Bc3 a5 37.Kd3 a4 38.d5 Rxd5+ 39.Kc4 Rd1 40.Bb4 Rf1 41.Kb5
Rxf3 42.Kxa4 e6 43.Nd6+ Kg6 44.Nxb7 Rf4 45.Nc5 e5 46.Kb3 Rxg4 47.Ba5 Rd4 
48.Bc3 Rd8 49.Kc2 g4 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Sjodahl, Pontus"]
[Black "Cueto Chajtur, Jhonny"]
[Result "1-0"]
[WhiteElo "2335"]
[ECO "E81"]
[EventDate "1990.08.16"]
[PlyCount "61"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Bg5 c5 7.d5 Nbd7 8.Nh3 a6 9.
a4 Re8 10.Be2 Nf8 11.Nf2 e6 12.Qd2 Rb8 13.O-O e5 14.Rab1 a5 15.Ng4 h5 16.
Nh6+ Bxh6 17.Bxh6 N8h7 18.Nb5 Kh8 19.Qe1 g5 20.h4 g4 21.fxg4 hxg4 22.Bd3 
Rg8 23.g3 Rg6 24.Bd2 b6 25.Qf2 Rb7 26.h5 Nxh5 27.Qh2 N7f6 28.Rxf6 Qxf6 29.
Qxh5+ Kg8 30.Rf1 Qe7 31.Kg2 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Sorensen, Jan"]
[Black "Pedzich, Dominik"]
[Result "0-1"]
[WhiteElo "2395"]
[BlackElo "2415"]
[ECO "B84"]
[EventDate "1990.08.16"]
[PlyCount "112"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Be2 a6 7.O-O Be7 8.f4 Qc7
9.Kh1 O-O 10.Qe1 b5 11.Bf3 Bb7 12.e5 Ne8 13.Qg3 Nd7 14.a3 Rc8 15.Be3 Bxf3 
16.Nxf3 Qb7 17.Bd4 dxe5 18.fxe5 g6 19.Qh3 Ng7 20.Be3 h5 21.Bg5 Bxg5 22.
Nxg5 Nxe5 23.Nge4 Nf5 24.Rxf5 exf5 25.Nd6 Qb6 26.Nxc8 Rxc8 27.Qh4 Rd8 28.
h3 Rd2 29.Re1 Qd6 30.Qf4 Nc4 31.Qxd6 Rxd6 32.a4 b4 33.Na2 Nxb2 34.Nxb4 
Nxa4 35.Ra1 Nc5 36.c4 Rd4 37.Nxa6 Nxa6 38.Rxa6 Rxc4 39.Kg1 Rc2 40.Kf1 Kg7 
41.Rb6 h4 42.Rb4 g5 43.Rb6 f6 44.Kg1 Kg6 45.Rb4 Rc3 46.Kf2 Rg3 47.Rb8 g4 
48.Rg8+ Kh5 49.Rf8 Kg5 50.Rg8+ Kf4 51.Ra8 Rb3 52.Ra4+ Kg5 53.Rc4 g3+ 54.
Ke2 Rb2+ 55.Kf1 Rb1+ 56.Ke2 Rg1 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Stephens, Malcolm"]
[Black "Tuffery, Paul"]
[Result "1/2-1/2"]
[ECO "B07"]
[EventDate "1990.08.16"]
[PlyCount "93"]

1.e4 d6 2.d4 Nf6 3.Bd3 Nc6 4.d5 Ne5 5.f4 Nxd3+ 6.Qxd3 g6 7.c4 Bg7 8.Nf3 c6
9.Nc3 Qb6 10.Qe2 cxd5 11.cxd5 Bg4 12.Be3 Bxf3 13.gxf3 Qa6 14.Qxa6 bxa6 15.
Bd4 O-O 16.Ne2 Rfc8 17.Kd2 e6 18.dxe6 fxe6 19.Rac1 e5 20.Rxc8+ Rxc8 21.
fxe5 dxe5 22.Bxa7 Bh6+ 23.Kd3 Rd8+ 24.Kc3 Rc8+ 25.Kb3 Rc7 26.Bf2 Rb7+ 27.
Kc2 Rf7 28.Bg3 Nd7 29.Rd1 Bf8 30.f4 exf4 31.Bxf4 Bc5 32.e5 Bf2 33.Bg3 Bc5 
34.Nc3 Bf2 35.Rf1 Bxg3 36.Rxf7 Kxf7 37.hxg3 Nc5 38.b4 Nd7 39.Nd5 Ke6 40.
Nc7+ Kxe5 41.Nxa6 h5 42.Kd3 g5 43.Ke3 h4 44.gxh4 gxh4 45.a4 Kd5 46.b5 Nb6 
47.Kf4 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Varga, Zoltan"]
[Black "Moutousis, Konstantinos"]
[Result "0-1"]
[WhiteElo "2380"]
[BlackElo "2395"]
[ECO "C70"]
[EventDate "1990.08.16"]
[PlyCount "42"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 b5 5.Bb3 Na5 6.d4 exd4 7.Qxd4 Ne7 8.Bg5 
f6 9.Bd2 Nxb3 10.axb3 Nc6 11.Qd5 Rb8 12.O-O b4 13.c4 Bb7 14.Qh5+ g6 15.Qg4
Bg7 16.Rd1 O-O 17.Bf4 f5 18.Qg3 fxe4 19.Bxc7 Qf6 20.Ng5 Nd4 21.Kh1 Rbe8 
0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Watanabe, Akira"]
[Black "Peralta, Eduardo"]
[Result "0-1"]
[BlackElo "2255"]
[ECO "C14"]
[EventDate "1990.08.16"]
[PlyCount "38"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 7.f4 O-O 8.Nf3 
c5 9.Bd3 f6 10.O-O cxd4 11.Nb5 Nc6 12.exf6 Rxf6 13.Nfxd4 a6 14.Nxc6 bxc6 
15.Nc3 Rb8 16.Rb1 Bb7 17.Qd2 Rbf8 18.Ne2 e5 19.fxe5 Qc5+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "7"]
[White "Zapata Ferrada, Marco"]
[Black "Sherzer, Alex"]
[Result "0-1"]
[BlackElo "2440"]
[ECO "B61"]
[EventDate "1990.08.16"]
[PlyCount "62"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 Bd7 7.Qd2 Rc8 8.f3 
a6 9.O-O-O Nxd4 10.Qxd4 Qa5 11.Be3 g6 12.Bc4 Bg7 13.Nd5 Be6 14.Qd3 Nd7 15.
Bb3 Nc5 16.Bxc5 Qxc5 17.Kb1 b5 18.g3 a5 19.a4 Bd7 20.axb5 Bxb5 21.Qe3 a4 
22.Qxc5 Rxc5 23.Ba2 e6 24.Nf4 Ke7 25.Nd3 Rc7 26.Rhe1 Rb8 27.e5 dxe5 28.
Nxe5 Rcb7 29.b3 axb3 30.cxb3 Bxe5 31.Rxe5 Bc4 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Akopian, Vladimir"]
[Black "Alterman, Boris"]
[Result "1/2-1/2"]
[WhiteElo "2535"]
[BlackElo "2400"]
[ECO "D82"]
[EventDate "1990.08.16"]
[PlyCount "57"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 c5 6.dxc5 Qa5 7.Qb3 Ne4 8.Qb5+ 
Qxb5 9.Nxb5 Na6 10.cxd5 O-O 11.f3 Nexc5 12.O-O-O Bd7 13.Kb1 Rfc8 14.e4 Na4
15.Nd4 f5 16.Bxa6 bxa6 17.Nge2 fxe4 18.fxe4 Bg4 19.Rd2 Nc5 20.Nc6 Nxe4 21.
Nxe7+ Kf7 22.Nxc8 Nxd2+ 23.Bxd2 Rxc8 24.Nc3 Bf5+ 25.Ka1 h5 26.g3 Rc5 27.
Rd1 Ke8 28.a3 Kd7 29.Ka2 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Amir, Karim"]
[Black "Hennigan, Michael"]
[Result "1/2-1/2"]
[WhiteElo "2290"]
[BlackElo "2325"]
[ECO "E92"]
[EventDate "1990.08.16"]
[PlyCount "111"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.Be3 h6 8.h3 exd4 
9.Nxd4 Re8 10.f3 Nh5 11.g4 Ng3 12.Rg1 Nxe2 13.Qxe2 Nd7 14.O-O-O c6 15.h4 
Ne5 16.h5 g5 17.f4 gxf4 18.Bxf4 Qe7 19.g5 Kh8 20.Kb1 Be6 21.Nf5 Bxf5 22.
exf5 hxg5 23.Bxg5 Bf6 24.Bc1 Rg8 25.Ne4 Nxc4 26.Qc2 d5 27.Nxf6 Qxf6 28.b3 
Rxg1 29.Rxg1 Nd6 30.Bb2 d4 31.Rf1 Nb5 32.Rf3 Rd8 33.a4 Nc7 34.Qe4 Kh7 35.
Ka1 c5 36.Qxb7 Qe5 37.Rf1 a5 38.Qc6 Qd6 39.Qf3 Nd5 40.f6 Qe5 41.Qd3+ Kh8 
42.Qc4 Qg3 43.Qb5 Nb4 44.Qc4 Rd5 45.Qc1 Rxh5 46.Rh1 Rxh1 47.Qxh1+ Kg8 48.
Qa8+ Kh7 49.Qe4+ Kh8 50.Qa8+ Kh7 51.Qe4+ Qg6 52.Qh1+ Kg8 53.Qa8+ Kh7 54.
Qh1+ Qh6 55.Qe4+ Qg6 56.Qh1+ 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Cueto Chajtur, Jhonny"]
[Black "Pardo, Marco"]
[Result "1-0"]
[ECO "B09"]
[EventDate "1990.08.16"]
[PlyCount "41"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Be3 Re8 7.Bc4 Nbd7 8.Bxf7+ 
Kh8 9.Bxe8 Qxe8 10.Nb5 Qd8 11.Ng5 Qg8 12.Nxc7 Rb8 13.e5 Nd5 14.Nxd5 Qxd5 
15.O-O b5 16.Qf3 Qc4 17.c3 h6 18.e6 Nf6 19.Nf7+ Kh7 20.f5 g5 21.Qh3 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Figueroa, Francisco"]
[Black "Barahona, Daniel"]
[Result "1/2-1/2"]
[BlackElo "2250"]
[ECO "C63"]
[EventDate "1990.08.16"]
[PlyCount "85"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Nc3 fxe4 5.Nxe4 d5 6.Ng3 Bg4 7.h3 Bxf3 8.Qxf3
Nf6 9.O-O Bd6 10.Bxc6+ bxc6 11.Nf5 O-O 12.Nxd6 cxd6 13.Qe2 d4 14.d3 Nd5 
15.Bd2 Rb8 16.Rab1 Qh4 17.c4 Nf4 18.Bxf4 Rxf4 19.c5 Qf6 20.cxd6 Qxd6 21.f3
Rbf8 22.Rbe1 R4f5 23.Qc2 Qd5 24.b3 g5 25.Re4 Rf4 26.Rfe1 Rxe4 27.Rxe4 Kg7 
28.Rg4 Kg6 29.Qc1 Rf4 30.Rxf4 exf4 31.Qe1 Kf7 32.Qe4 Qxe4 33.fxe4 h5 34.
Kf2 g4 35.h4 Ke6 36.Ke2 Ke5 37.Kf2 a5 38.a3 c5 39.a4 Kf6 40.Ke2 Ke6 41.Kf1
Kd6 42.Ke2 Ke5 43.Kf2 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Gdanski, Jacek"]
[Black "Grigore, George-Gabriel"]
[Result "1/2-1/2"]
[WhiteElo "2420"]
[BlackElo "2380"]
[ECO "B34"]
[EventDate "1990.08.16"]
[PlyCount "117"]

1.e4 c5 2.Nf3 Nc6 3.Nc3 g6 4.d4 cxd4 5.Nxd4 Bg7 6.Be3 Nf6 7.Nxc6 bxc6 8.e5
Nd5 9.Nxd5 cxd5 10.Qxd5 Rb8 11.Bc4 O-O 12.O-O Qc7 13.Qc5 Qxe5 14.Qxe5 Bxe5
15.Bxa7 Ra8 16.Bb6 Ba6 17.Bxa6 Rxa6 18.Be3 Bxb2 19.Rad1 d6 20.c4 Rc8 21.
Rd2 Ba3 22.Rc2 Rac6 23.c5 Bxc5 24.Rfc1 Kf8 25.Kf1 Ke8 26.Ke2 Kd7 27.Bxc5 
Rxc5 28.Rxc5 Rxc5 29.Ra1 Rc2+ 30.Ke3 Kc6 31.a4 e5 32.a5 Rc3+ 33.Kd2 Rb3 
34.a6 Rb8 35.a7 Ra8 36.Ra6+ Kc5 37.Kd3 f5 38.h4 d5 39.Ra5+ Kc6 40.g3 Kd6 
41.Ra6+ Kc5 42.Ra5+ Kc6 43.Ke3 e4 44.Kd4 Kb6 45.Rxd5 Rxa7 46.Ke3 Kc6 47.
Rd8 Kc7 48.Rd2 Ra3+ 49.Ke2 Rc3 50.Ra2 Kd7 51.Ra7+ Rc7 52.Ra6 Ke7 53.h5 g5 
54.Rh6 Kf8 55.Rf6+ Rf7 56.Re6 Kg8 57.h6 Rf8 58.g4 fxg4 59.Re5 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Giaccio, Alfredo Gustavo"]
[Black "Egger Mancilla, Jorge"]
[Result "1-0"]
[WhiteElo "2270"]
[BlackElo "2310"]
[ECO "E97"]
[EventDate "1990.08.16"]
[PlyCount "97"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 d6 5.e4 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.b4 Nh5 10.c5 Nf4 11.Bxf4 exf4 12.Qd2 f5 13.e5 dxe5 14.d6 cxd6 15.cxd6 
Nc6 16.Qd5+ Kh8 17.b5 e4 18.bxc6 bxc6 19.Qc5 exf3 20.Bxf3 Bd7 21.Rab1 Rb8 
22.Ne2 Rb5 23.Rxb5 cxb5 24.Qxa7 g5 25.Rd1 Rf6 26.Qc7 Qe8 27.Nd4 g4 28.Bc6 
Rf7 29.Bxd7 Rxd7 30.Nxb5 g3 31.hxg3 fxg3 32.Qc5 gxf2+ 33.Qxf2 Qe5 34.a4 
Bh6 35.Re1 Qd5 36.Qb2+ Kg8 37.Qf6 Bf8 38.Kh1 Qd3 39.Qe6+ Rf7 40.Re3 Qd1+ 
41.Kh2 Qxa4 42.d7 Qh4+ 43.Rh3 Qd8 44.Rg3+ Bg7 45.Rd3 Kf8 46.g3 f4 47.Nc7 
fxg3+ 48.Kh3 Re7 49.Rf3+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Gurevich, Ilya"]
[Black "Comas i Fabrego, Lluis"]
[Result "1-0"]
[WhiteElo "2415"]
[BlackElo "2365"]
[ECO "C05"]
[EventDate "1990.08.16"]
[PlyCount "83"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.c3 c5 6.Ndf3 Nc6 7.Bd3 a5 8.Ne2 cxd4
9.cxd4 a4 10.a3 Nb6 11.Nc3 Bd7 12.Bc2 Be7 13.O-O Nb8 14.Re1 Bc6 15.Rb1 
N8d7 16.Bf4 Nf8 17.Nd2 Ng6 18.Bg3 Qd7 19.f4 h5 20.Qf3 Nh4 21.Qf2 Nf5 22.
Bxf5 exf5 23.Bh4 Bxh4 24.Qxh4 Qe7 25.Qg3 O-O 26.Nf3 Bd7 27.Ng5 Be6 28.Re2 
Qd7 29.Qh4 g6 30.Re3 Rac8 31.Rg3 Kh8 32.Rf1 Rc4 33.Rd1 Rc6 34.Rdd3 Nc4 35.
Rh3 Rg8 36.Nxa4 b6 37.Qe1 Kg7 38.Qb4 Qc7 39.Rc3 Ra8 40.b3 Nxa3 41.Nxe6+ 
fxe6 42.Qxa3 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Hauchard, Arnaud"]
[Black "Lutz, Christopher"]
[Result "1-0"]
[WhiteElo "2425"]
[BlackElo "2445"]
[ECO "A29"]
[EventDate "1990.08.16"]
[PlyCount "75"]

1.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.g3 d5 5.cxd5 Nxd5 6.Bg2 Nb6 7.O-O Be7 8.a3 
O-O 9.b4 Re8 10.d3 Bf8 11.Ne4 a5 12.b5 Nd4 13.Nxd4 exd4 14.Qc2 h6 15.Re1 
Ra7 16.Bb2 Re5 17.e3 Rxb5 18.Bxd4 Ra6 19.Nc5 Bxc5 20.Bxc5 Nd7 21.Bd4 Nf8 
22.a4 Rg5 23.Rab1 c6 24.h4 Rg6 25.Qb2 Qe7 26.Qc3 Qc7 27.Rb2 b6 28.h5 Rg5 
29.Qxc6 Qxc6 30.Bxc6 Rxh5 31.f4 Ne6 32.Bb5 Bb7 33.Bxa6 Rh1+ 34.Kf2 Rh2+ 
35.Kf1 Rh1+ 36.Ke2 Nxd4+ 37.exd4 Rh2+ 38.Ke3 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Hernandez, Gilberto"]
[Black "Mitkov, Nikola"]
[Result "1-0"]
[WhiteElo "2530"]
[BlackElo "2335"]
[ECO "E04"]
[EventDate "1990.08.16"]
[PlyCount "89"]

1.Nf3 d5 2.d4 Nf6 3.c4 e6 4.g3 dxc4 5.Bg2 b5 6.Ne5 Nd5 7.a4 c6 8.O-O Bb7 
9.e4 Nf6 10.Nc3 a6 11.axb5 cxb5 12.d5 Nbd7 13.Nxd7 Nxd7 14.e5 Nxe5 15.Qh5 
Bd6 16.Bf4 g6 17.Qh6 Bf8 18.Qh3 Nd3 19.Rae1 f5 20.Rxe6+ Kf7 21.Be3 Rb8 22.
g4 f4 23.Bd4 Bg7 24.Bxg7 Kxg7 25.Qf3 Re8 26.Qe4 Rxe6 27.Qxe6 Qe8 28.Qb6 
Qe5 29.d6 Bxg2 30.Qc7+ Kh6 31.Qxb8 Bc6 32.Qf8+ Kg5 33.Qd8+ Qf6 34.Qc7 Ne5 
35.Qxc6 Nxc6 36.Ne4+ Kxg4 37.Nxf6+ Kf5 38.Nxh7 Ke6 39.Rd1 Ne5 40.Ng5+ Kd7 
41.Ne4 Nd3 42.b3 a5 43.bxc4 bxc4 44.Ra1 c3 45.Nxc3 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Holmsten, Aleksei"]
[Black "Ribas, Alejandro"]
[Result "0-1"]
[ECO "C07"]
[EventDate "1990.08.16"]
[PlyCount "136"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Qxd5 5.Ngf3 cxd4 6.Bc4 Qd6 7.O-O Nf6 8.Nb3
Nc6 9.Nbxd4 Nxd4 10.Qxd4 Qxd4 11.Nxd4 Bd7 12.Bf4 Rc8 13.Bb3 Bc5 14.Rad1 
O-O 15.c3 Rfd8 16.Rd3 Bb5 17.c4 Rxd4 18.Rxd4 Bxd4 19.cxb5 Bxb2 20.Rd1 Ba3 
21.f3 Kf8 22.Kf1 Ke8 23.Rd3 Rd8 24.b6 Bc5 25.bxa7 Bxa7 26.Bd6 b5 27.Ke2 
Bb8 28.Bxb8 Rxb8 29.Rc3 Kd7 30.Kd3 Rb6 31.Rc5 Kd6 32.Rc8 h5 33.Kd4 Rb7 34.
Ra8 Nd7 35.Bc2 Nc5 36.Rd8+ Rd7 37.Rc8 e5+ 38.Ke3 Ra7 39.Bb1 g6 40.Rb8 Rb7 
41.Ra8 Ne6 42.Ra6+ Ke7 43.Be4 Rc7 44.Rb6 Ra7 45.Bd5 Nc7 46.Bb3 Ra6 47.Rb7 
Rc6 48.Ke4 Rc5 49.g3 f5+ 50.Ke3 Kd6 51.h4 Rc3+ 52.Ke2 Rc6 53.Kd3 Kc5 54.
Kc3 Nd5+ 55.Bxd5 Kxd5+ 56.Kd2 Kc4 57.Re7 Ra6 58.Rxe5 Rxa2+ 59.Ke3 Ra6 60.
Re8 b4 61.Rc8+ Kb3 62.Kd4 Ka2 63.Rc2+ Kb1 64.Rg2 Rc6 65.g4 fxg4 66.fxg4 b3
67.gxh5 gxh5 68.Rg1+ Rc1 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Kosashvili, Yona"]
[Black "Djurhuus, Rune"]
[Result "1-0"]
[WhiteElo "2455"]
[BlackElo "2405"]
[ECO "C07"]
[EventDate "1990.08.16"]
[PlyCount "77"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Qxd5 5.Ngf3 cxd4 6.Bc4 Qd6 7.O-O Nf6 8.Nb3
Nc6 9.Nbxd4 Nxd4 10.Nxd4 Bd7 11.c3 Qc7 12.Qe2 O-O-O 13.a4 h5 14.h3 Bc5 15.
b4 Bxd4 16.cxd4 Kb8 17.b5 Rc8 18.Bd3 Nd5 19.Qf3 f5 20.a5 Qc3 21.a6 b6 22.
Rd1 h4 23.Bf4+ Ka8 24.Be5 Rhg8 25.Qh5 Qb4 26.Rac1 g5 27.Rxc8+ Rxc8 28.Qxg5
Qb3 29.Be2 Bxb5 30.Rc1 Rxc1+ 31.Qxc1 Qc3 32.Qxc3 Nxc3 33.Bxb5 Nxb5 34.g3 
hxg3 35.fxg3 Nc3 36.h4 b5 37.h5 Ne4 38.h6 Ng5 39.Kf1 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Le Quang, Kim"]
[Black "Varga, Zoltan"]
[Result "1/2-1/2"]
[BlackElo "2380"]
[ECO "C04"]
[EventDate "1990.08.16"]
[PlyCount "91"]

1.e4 e6 2.d4 d5 3.Nd2 Nc6 4.Ngf3 Nf6 5.e5 Nd7 6.c3 f6 7.exf6 Qxf6 8.Be2 
Bd6 9.O-O O-O 10.Nb3 e5 11.Bg5 Qf7 12.Bh4 e4 13.Ne1 Nf6 14.Nc2 Ne7 15.Ne3 
Ng6 16.Bxf6 gxf6 17.Bh5 f5 18.f4 c6 19.g3 Qg7 20.Kh1 Kh8 21.Rc1 b6 22.c4 
Bd7 23.c5 Be7 24.Be2 Rab8 25.Qd2 Qf6 26.Rfd1 Rfd8 27.Bf1 Bc8 28.Rc2 Bd7 
29.a4 Nf8 30.Bh3 Ne6 31.Nxd5 cxd5 32.c6 Be8 33.c7 Bxa4 34.cxb8=Q Rxb8 35.
Na1 Bxc2 36.Nxc2 a5 37.Ne3 Bb4 38.Qc1 Nxd4 39.Nxd5 Qh6 40.Rxd4 Qxh3 41.
Nxb4 axb4 42.Qd1 Qh6 43.Rd6 Qf8 44.Qd4+ Kg8 45.Rd7 Re8 46.Qd5+ 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Liardet, Fabrice"]
[Black "Oblitas Guerrero, Carlomagno"]
[Result "0-1"]
[WhiteElo "2300"]
[ECO "C47"]
[EventDate "1990.08.16"]
[PlyCount "34"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Nf6 5.Nc3 Bb4 6.Nxc6 bxc6 7.Bd3 d5 8.
exd5 cxd5 9.O-O O-O 10.Bg5 c6 11.Qf3 Be7 12.Ne2 Bg4 13.Qe3 Re8 14.c3 Bd6 
15.Qd2 Bxe2 16.Bxe2 Ne4 17.Bxd8 Nxd2 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Minero Pineda, Sergio"]
[Black "Gokhan, Demir"]
[Result "1/2-1/2"]
[WhiteElo "2285"]
[ECO "D73"]
[EventDate "1990.08.16"]
[PlyCount "22"]

1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.Nf3 d5 6.cxd5 Nxd5 7.e4 Nb6 8.h3 c5 
9.d5 e6 10.dxe6 Qxd1+ 11.Kxd1 Bxe6 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Pedzich, Dominik"]
[Black "Shirov, Alexei"]
[Result "0-1"]
[WhiteElo "2415"]
[BlackElo "2580"]
[ECO "B52"]
[EventDate "1990.08.16"]
[PlyCount "60"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.O-O Nc6 6.c3 Nf6 7.d4 Nxe4 8.d5
Ne5 9.Nxe5 dxe5 10.Re1 Nd6 11.Rxe5 g6 12.Re1 Bg7 13.Na3 O-O 14.Bf4 b5 15.
Qf3 Rfe8 16.Rad1 Rac8 17.Nc2 Nc4 18.b3 Nb6 19.Be5 Bxe5 20.Rxe5 Qd6 21.Ree1
c4 22.Rd4 Rc5 23.Ne3 cxb3 24.axb3 Rec8 25.Qg4 Rxc3 26.Nf5 Rc1 27.Re4 Qb4 
28.Nxe7+ Kg7 29.Qe2 Rxe1+ 30.Qxe1 Qxe4 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Pilgrim, Peter"]
[Black "Rahman, Asad"]
[Result "0-1"]
[ECO "C14"]
[EventDate "1990.08.16"]
[PlyCount "94"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 7.f4 a6 8.Nf3 c5
9.Qd2 Nc6 10.O-O-O b5 11.g4 Nb6 12.Kb1 Bb7 13.dxc5 Qxc5 14.Bd3 O-O-O 15.
Ng5 Qe7 16.Qf2 Nd7 17.h4 h6 18.Nf3 Kb8 19.Rhe1 Rc8 20.Ne2 Nb4 21.Ned4 Nxd3
22.cxd3 Nc5 23.Qd2 h5 24.g5 g6 25.Rc1 Na4 26.Qa5 Nc5 27.Qa3 Rhe8 28.Red1 
Rc7 29.Qb4 Nxd3 30.Qxe7 Rxc1+ 31.Rxc1 Rxe7 32.Rc2 Rc7 33.Rxc7 Kxc7 34.Ne2 
Kb6 35.Kc2 Nb4+ 36.Kb3 a5 37.a3 Nc6 38.Nfd4 Kc5 39.Nxc6 Bxc6 40.Kc3 b4+ 
41.axb4+ axb4+ 42.Kd2 Bb5 43.Ng3 Kd4 44.Ke1 Ke3 45.f5 exf5 46.Nxf5+ gxf5 
47.e6 fxe6 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Pitterson, Jomo"]
[Black "Nunez Garcia, Alberto"]
[Result "1/2-1/2"]
[ECO "A48"]
[EventDate "1990.08.16"]
[PlyCount "32"]

1.d4 Nf6 2.Nf3 g6 3.Bg5 Bg7 4.Nbd2 d6 5.e3 Nbd7 6.Bd3 O-O 7.c3 b6 8.O-O 
Bb7 9.Re1 c5 10.Qc2 Qc7 11.Rac1 e6 12.Qb1 d5 13.Bf4 Qc8 14.Bd6 Re8 15.Ne5 
Nxe5 16.Bxe5 Ba6 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Rios Parra, Mauricio"]
[Black "Camejo Almeida, Rui"]
[Result "0-1"]
[BlackElo "2360"]
[ECO "C42"]
[EventDate "1990.08.16"]
[PlyCount "46"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O Nc6 8.c3 
Bg4 9.h3 Bh5 10.Bf4 Bd6 11.Re1 f5 12.Bc1 Qf6 13.Nbd2 O-O-O 14.Be2 h6 15.
Nxe4 fxe4 16.Nd2 Bxe2 17.Qxe2 h5 18.Nf1 g5 19.g3 Ne7 20.Ne3 Qe6 21.Qf1 Ng6
22.Ng2 Rdf8 23.Qe2 Qxh3 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Rodriguez Vila, Andres"]
[Black "Borriss, Martin"]
[Result "1-0"]
[WhiteElo "2365"]
[BlackElo "2280"]
[ECO "B80"]
[EventDate "1990.08.16"]
[PlyCount "59"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.g3 a6 7.Bg2 Bd7 8.O-O Nc6
9.a4 Be7 10.b3 O-O 11.Bb2 Qc7 12.Nce2 d5 13.Nxc6 Bxc6 14.e5 Nd7 15.f4 b5 
16.axb5 axb5 17.Nd4 Rxa1 18.Bxa1 Ra8 19.Kh1 b4 20.f5 Nxe5 21.fxe6 fxe6 22.
Nxe6 Qd6 23.Nd4 Bb7 24.Nf5 Qe6 25.Nxe7+ Qxe7 26.Qd4 Nc6 27.Bxd5+ Kh8 28.
Qxg7+ Qxg7 29.Bxg7+ Kxg7 30.Rf7+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Sequera Paolini, Jose"]
[Black "Pupo, Emilio"]
[Result "1/2-1/2"]
[BlackElo "2325"]
[ECO "C06"]
[EventDate "1990.08.16"]
[PlyCount "111"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 7.Ne2 Qb6 8.Nf3 cxd4
9.cxd4 f6 10.exf6 Nxf6 11.O-O Bd6 12.Nc3 O-O 13.Be3 Bd7 14.Rc1 Rae8 15.Ne5
Re7 16.Re1 Be8 17.f4 a6 18.Na4 Qa5 19.Bd2 Qd8 20.Nxc6 Bxc6 21.Nc5 Qe8 22.
Qf3 Bxc5 23.Rxc5 Ne4 24.Bb4 Ref7 25.g3 Nxc5 26.Bxc5 Rf6 27.Bxf8 Qxf8 28.a3
Qd8 29.Qh5 h6 30.Qe5 Qb6 31.Re2 Bb5 32.Qe3 Bxd3 33.Qxd3 Rf8 34.Qc3 Rd8 35.
Qc5 Rd6 36.Rc2 Rc6 37.Qxb6 Rxb6 38.b4 Kf7 39.Rc5 Kf6 40.Kf2 g5 41.Kf3 Rd6 
42.fxg5+ hxg5 43.Kg4 Rd7 44.Rc2 e5 45.Rf2+ Ke6 46.dxe5 d4 47.Kxg5 d3 48.
Rd2 Kxe5 49.g4 Ke4 50.Kh6 Rd6+ 51.Kh5 Ke3 52.Rd1 Ke2 53.Rg1 d2 54.g5 Kf2 
55.Rd1 Ke2 56.Rg1 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Sherzer, Alex"]
[Black "Moutousis, Konstantinos"]
[Result "0-1"]
[WhiteElo "2440"]
[BlackElo "2395"]
[ECO "C31"]
[EventDate "1990.08.16"]
[PlyCount "98"]

1.e4 e5 2.f4 d5 3.exd5 c6 4.Nc3 exf4 5.Nf3 Bd6 6.Bc4 Ne7 7.dxc6 Nbxc6 8.d4
O-O 9.O-O Bg4 10.Ne4 Bc7 11.c3 Ng6 12.Qc2 Rc8 13.Neg5 Bb8 14.Qb3 Rc7 15.
Bd3 Rd7 16.Bd2 Rd5 17.h3 Bh5 18.Qxb7 Na5 19.Qa6 Rxg5 20.Nxg5 Qxg5 21.Qb5 
f5 22.Qxa5 Kh8 23.Qd5 Nh4 24.Be4 h6 25.g4 Bxg4 26.hxg4 Qxg4+ 27.Bg2 f3 28.
Qxf3 Nxf3+ 29.Rxf3 Bg3 30.Be1 Bf4 31.Bf2 Re8 32.Re1 Rxe1+ 33.Bxe1 g5 34.d5
Bd6 35.Bf2 Kh7 36.Bxa7 f4 37.c4 Qc8 38.Bf1 g4 39.Bd3+ Kh8 40.Rf1 f3 41.Kf2
Bc5+ 42.Bxc5 Qxc5+ 43.Kg3 h5 44.Kh4 Qd4 45.Rd1 Kg7 46.Kxh5 g3 47.d6 g2 48.
d7 Qxd7 49.Kh4 f2 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Silva Lillo, Sebastian"]
[Black "Hernandez Sevillano, Gustavo"]
[Result "0-1"]
[BlackElo "2205"]
[ECO "A56"]
[EventDate "1990.08.16"]
[PlyCount "82"]

1.d4 Nf6 2.c4 c5 3.e3 g6 4.Nc3 Bg7 5.dxc5 Na6 6.Nf3 Nxc5 7.Be2 O-O 8.O-O 
d6 9.Nd4 a6 10.b4 Ne6 11.Bb2 Nxd4 12.exd4 Bf5 13.Bf3 Rb8 14.Qe2 h5 15.Rad1
Re8 16.c5 Qc7 17.Na4 dxc5 18.dxc5 e5 19.Rd6 Qe7 20.g3 e4 21.Bg2 Nh7 22.
Bxg7 Kxg7 23.Qb2+ Kg8 24.Nb6 h4 25.Nd5 Qg5 26.Qc1 h3 27.Qxg5 Nxg5 28.Bh1 
Kg7 29.f4 exf3 30.Bxf3 Bd3 31.Bh1 Bxf1 32.Kxf1 Ne6 33.Nb6 a5 34.a3 axb4 
35.axb4 Nf8 36.g4 Re3 37.Kf2 Rb3 38.Rd4 Ne6 39.Re4 Rd8 40.Bf3 Rd2+ 41.Be2 
Nd4 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Sinowjew, Jurij"]
[Black "Sorensen, Jan"]
[Result "1-0"]
[WhiteElo "2255"]
[BlackElo "2395"]
[ECO "C02"]
[EventDate "1990.08.16"]
[PlyCount "99"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.a3 c4 7.Nbd2 Bd7 8.Be2 Na5 9.
O-O Qc7 10.Re1 Ne7 11.Ng5 h6 12.Nh3 O-O-O 13.Nf4 Kb8 14.Nh5 Nc8 15.Qc2 Nb3
16.Nxb3 Ba4 17.Bf4 Bxb3 18.Qd2 b5 19.Bf1 Kb7 20.Re3 a5 21.g4 Nb6 22.Bg3 g6
23.Nf6 b4 24.axb4 axb4 25.Bf4 Bg7 26.Rh3 g5 27.Nh5 gxf4 28.Nxg7 Rdg8 29.
Nh5 Rxg4+ 30.Kh1 Nd7 31.Be2 Rg5 32.Nxf4 Qc6 33.cxb4 Rhg8 34.Bf3 Rf5 35.Rg3
Rfg5 36.Ra5 Ra8 37.Rxd5 Rxg3 38.hxg3 Kb8 39.b5 Qb7 40.Rxd7 Qxf3+ 41.Kh2 
Ra1 42.Ng2 Qd1 43.Qxd1 Rxd1 44.Ne3 Rd2 45.Rxf7 Rxd4 46.Rf4 Rd2 47.Kg2 Rxb2
48.Nxc4 Rc2 49.Ne3 Rc5 50.Rb4 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Tuffery, Paul"]
[Black "Sjodahl, Pontus"]
[Result "0-1"]
[BlackElo "2335"]
[ECO "A37"]
[EventDate "1990.08.16"]
[PlyCount "106"]

1.Nf3 c5 2.c4 Nc6 3.Nc3 g6 4.g3 Bg7 5.Bg2 e5 6.d3 d6 7.a3 a5 8.Bd2 Nge7 9.
O-O O-O 10.Qc1 Rb8 11.Nb5 b6 12.Ne1 Bg4 13.f3 Be6 14.e4 Nd4 15.Nxd4 cxd4 
16.b4 b5 17.cxb5 a4 18.Qb2 Qb6 19.Rf2 Rbc8 20.Rc1 Qxb5 21.Bf1 Bb3 22.Nc2 
Nc6 23.Na1 Be6 24.Be1 f5 25.Bh3 Na7 26.Bf1 Bh6 27.Bd2 Be3 28.Bxe3 dxe3 29.
Rfc2 Qb6 30.Be2 Nc6 31.Kf1 Qd4 32.Qb1 fxe4 33.dxe4 Bh3+ 34.Ke1 Qb6 35.Qa2+
Kg7 36.Qd5 Nd4 37.Rxc8 Bxc8 38.Qc4 Be6 39.Qc7+ Qxc7 40.Rxc7+ Kh6 41.Nc2 
Nxf3+ 42.Bxf3 Rxf3 43.b5 e2 44.b6 Bg4 45.b7 Rf1+ 46.Kd2 Rd1+ 47.Kc3 Rb1 
48.Ne1 Rxe1 49.b8=Q Rf1 50.Qb7 e1=Q+ 51.Kc4 Qe2+ 52.Kd5 Qd3+ 53.Kc6 Rc1+ 
0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Ulybin, Mikhail"]
[Black "Martens, Martin"]
[Result "1-0"]
[WhiteElo "2460"]
[BlackElo "2325"]
[ECO "B82"]
[EventDate "1990.08.16"]
[PlyCount "67"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.f4 Nc6 7.Be3 Be7 8.Qf3 e5
9.Nxc6 bxc6 10.f5 Qa5 11.O-O-O Rb8 12.Bc4 O-O 13.Bb3 Nd7 14.g4 Nc5 15.Kb1 
Nxb3 16.axb3 Rd8 17.g5 Bf8 18.Rhf1 Rb7 19.h4 Rbd7 20.f6 Ba6 21.Rf2 d5 22.
fxg7 Bxg7 23.exd5 cxd5 24.Rxd5 Rxd5 25.b4 Qxb4 26.Nxd5 Qe1+ 27.Bc1 Kh8 28.
Nf6 Bc8 29.Rf1 Qa5 30.h5 Be6 31.b3 Qb4 32.h6 Bf8 33.Bb2 Qb5 34.c4 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Watanabe, Roberto"]
[Black "Peralta, Eduardo"]
[Result "1-0"]
[WhiteElo "2250"]
[BlackElo "2255"]
[ECO "C08"]
[EventDate "1990.08.16"]
[PlyCount "93"]

1.e4 e6 2.d4 d5 3.Nd2 a6 4.Ngf3 c5 5.exd5 exd5 6.Be2 Nc6 7.O-O cxd4 8.Re1 
Be7 9.Nb3 Nf6 10.Nbxd4 O-O 11.c3 Bg4 12.h3 Bxf3 13.Bxf3 Qd7 14.Qd3 Rfe8 
15.Nf5 Bf8 16.Bf4 b5 17.Rad1 h6 18.Rxe8 Rxe8 19.Ne3 Ne5 20.Bxe5 Rxe5 21.
Bxd5 Bc5 22.Bb3 Qa7 23.Kf1 Bxe3 24.fxe3 Rxe3 25.Qd4 Qxd4 26.Rxd4 Kf8 27.
Rd6 a5 28.Rb6 Re5 29.Rb8+ Ne8 30.a4 bxa4 31.Bxa4 f6 32.Ra8 Kf7 33.Ra7+ Kf8
34.Ra8 Kf7 35.Bxe8+ Rxe8 36.Rxa5 Rb8 37.b4 Rc8 38.Ra3 Ke6 39.Ke2 Rd8 40.
Ra2 h5 41.Ke3 Rd1 42.Rd2 Rb1 43.Kd4 Kd6 44.Kc4+ Kc6 45.Ra2 Kb6 46.Re2 Kc6 
47.Re7 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Weiding, Tom"]
[Black "Watanabe, Akira"]
[Result "1-0"]
[ECO "B50"]
[EventDate "1990.08.16"]
[PlyCount "100"]

1.e4 c5 2.Nf3 d6 3.d3 g6 4.g3 Bg7 5.Bg2 e6 6.O-O Ne7 7.c3 O-O 8.Re1 b6 9.
e5 d5 10.Bg5 Nd7 11.Na3 h6 12.Bd2 Bb7 13.d4 a6 14.Nc2 Rc8 15.Ne3 cxd4 16.
cxd4 Nc6 17.Rc1 b5 18.h4 Qb6 19.Nc2 b4 20.Bf4 a5 21.Qd2 Kh7 22.Nh2 Ne7 23.
Bh3 Rc4 24.Bf1 Rc6 25.Bd3 Ba6 26.h5 Bxd3 27.Qxd3 Rfc8 28.Nf3 Qc7 29.Re2 
Nb6 30.hxg6+ fxg6 31.Kg2 Kg8 32.g4 Nc4 33.Rb1 Rf8 34.Be3 Qd8 35.b3 Nb6 36.
Rh1 Rc3 37.Qd2 g5 38.Bxg5 Rfxf3 39.Bxh6 Ng6 40.Bxg7 Nh4+ 41.Kf1 Kxg7 42.
Re3 Rfxe3 43.Nxe3 a4 44.Ng2 Nf3 45.Qh6+ Kf7 46.Qh7+ Ke8 47.Qh8+ Kd7 48.
Rh7+ Kc8 49.Qf6 Qe8 50.Qh6 Rc7 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "8"]
[White "Zapata Ferrada, Marco"]
[Black "Stephens, Malcolm"]
[Result "0-1"]
[ECO "C06"]
[EventDate "1990.08.16"]
[PlyCount "88"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 7.Ne2 cxd4 8.cxd4 f6
9.Nf4 Nxd4 10.Qh5+ Ke7 11.Ng6+ hxg6 12.exf6+ Nxf6 13.Qxh8 Kf7 14.O-O e5 
15.Nf3 Nxf3+ 16.gxf3 Qd6 17.Bg5 Bd7 18.Rfe1 Re8 19.Qh4 Be7 20.Bxf6 Bxf6 
21.Qg3 Bf5 22.Rad1 Qb4 23.Bxf5 gxf5 24.Re2 d4 25.Red2 g6 26.Rc2 Re7 27.Kh1
g5 28.Rc8 Qxb2 29.f4 exf4 30.Qh3 Kg6 31.Rc5 Qxf2 32.Rg1 Re5 33.Rc7 Be7 34.
Qb3 Kf6 35.Qxb7 Qxa2 36.Qa8 Qd5+ 37.Qxd5 Rxd5 38.Rxa7 d3 39.Rd1 d2 40.Ra6+
Ke5 41.Kg2 g4 42.Kf2 f3 43.Ra4 Bh4+ 44.Kf1 Be1 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Borriss, Martin"]
[Black "Sherzer, Alex"]
[Result "1/2-1/2"]
[WhiteElo "2280"]
[BlackElo "2440"]
[ECO "B60"]
[EventDate "1990.08.16"]
[PlyCount "105"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 Bd7 7.Be2 Qa5 8.Bxf6
gxf6 9.O-O Rg8 10.Nd5 Bh3 11.Bf3 Ne5 12.Ne3 Bh6 13.Ndf5 Bxe3 14.Nxe3 O-O-O
15.Kh1 Bd7 16.Nd5 Rde8 17.a4 f5 18.b4 Qd8 19.exf5 Bxf5 20.a5 Kb8 21.a6 Qc8
22.axb7 Qxb7 23.Ra5 Nxf3 24.Qxf3 e6 25.Rfa1 exd5 26.Qxf5 Qxb4 27.g3 Re1+ 
28.Kg2 Rxa1 29.Rxa1 Qe4+ 30.Qf3 Rc8 31.Rb1+ Ka8 32.Rd1 Rxc2 33.Rxd5 Qxf3+ 
34.Kxf3 Rc6 35.Rh5 Rc7 36.Rxh7 a5 37.Rh4 Ra7 38.Ra4 Kb7 39.h4 Kc6 40.h5 
Kb5 41.Ra1 a4 42.g4 a3 43.Ke4 Kc4 44.h6 Ra8 45.g5 Kb3 46.f4 Kb2 47.Rh1 a2 
48.f5 Ra4+ 49.Kd5 Rh4 50.Rd1 Rh5 51.Kxd6 Rxg5 52.f6 Rg6 53.Ke7 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Camejo Almeida, Rui"]
[Black "Tuffery, Paul"]
[Result "1-0"]
[WhiteElo "2360"]
[ECO "E60"]
[EventDate "1990.08.16"]
[PlyCount "89"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.g3 b6 5.Bg2 Bb7 6.O-O O-O 7.Nc3 d6 8.Re1 c5 
9.d5 e5 10.dxe6 fxe6 11.Bh3 Qe7 12.Ng5 e5 13.Ne6 Rf7 14.Bg5 Na6 15.Rf1 Nc7
16.Nxc7 Qxc7 17.Be6 Re8 18.Bxf7+ Kxf7 19.Bxf6 Bxf6 20.Nb5 Qc6 21.Nxd6+ Ke6
22.Nxb7 Qxb7 23.Qa4 Rd8 24.Rad1 Rd7 25.Rxd7 Qxd7 26.Qxd7+ Kxd7 27.e4 Ke6 
28.b3 Bg5 29.Rd1 Bf6 30.Kf1 Be7 31.Ke2 Bf6 32.f4 exf4 33.gxf4 Be7 34.Kf3 
a6 35.Rd5 b5 36.f5+ Kf6 37.fxg6 hxg6 38.Kf4 Ke6 39.e5 g5+ 40.Ke4 bxc4 41.
bxc4 a5 42.h3 Bf8 43.Rd8 Bg7 44.Rd6+ Ke7 45.Ra6 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Comas i Fabrego, Lluis"]
[Black "Pedzich, Dominik"]
[Result "0-1"]
[WhiteElo "2365"]
[BlackElo "2415"]
[ECO "E31"]
[EventDate "1990.08.16"]
[PlyCount "126"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bg5 h6 5.Bh4 c5 6.d5 Bxc3+ 7.bxc3 d6 8.e3 e5 
9.Bd3 e4 10.Bc2 O-O 11.Ne2 Re8 12.O-O Bg4 13.h3 Bh5 14.Ba4 Rf8 15.Rb1 g5 
16.Bg3 Qc7 17.f4 exf3 18.gxf3 Nbd7 19.h4 Rae8 20.hxg5 hxg5 21.Qd2 Bg6 22.
Rbe1 Re7 23.e4 Nh7 24.Nc1 Ne5 25.Bxe5 Rxe5 26.Nd3 Re7 27.e5 Rd8 28.f4 gxf4
29.Nxf4 Rxe5 30.Rxe5 dxe5 31.Nxg6 fxg6 32.Bc2 Kg7 33.Rf2 Rd6 34.Rh2 Qf7 
35.Qh6+ Kg8 36.Bd1 Rf6 37.Be2 Qg7 38.Qe3 Qf8 39.Bg4 Rf1+ 40.Kg2 Qf4 41.Qe2
Rb1 42.d6 Rb6 43.d7 Rd6 44.Rh3 Rd2 45.Kh1 Kg7 46.Rf3 Qg5 47.Qe4 Nf6 48.
d8=Q Rxd8 49.Qxb7+ Kg8 50.Be6+ Kh8 51.Bd5 Rd7 52.Qc8+ Kg7 53.Rh3 Qc1+ 54.
Kg2 Qd2+ 55.Kg1 Qd1+ 56.Kh2 Qe2+ 57.Kg1 Qd1+ 58.Kg2 Qg4+ 59.Kh2 Nh5 60.
Qg8+ Kf6 61.Qh8+ Kf5 62.Qe8 Qe2+ 63.Kg1 Qe1+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Gokhan, Demir"]
[Black "Apaza, Henry"]
[Result "1-0"]
[ECO "A63"]
[EventDate "1990.08.16"]
[PlyCount "63"]

1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 exd5 5.cxd5 d6 6.Nc3 g6 7.g3 Bg7 8.Bg2 O-O 
9.O-O a6 10.a4 Nbd7 11.Bf4 Qe7 12.Qd2 Nh5 13.Bh6 f5 14.Bxg7 Nxg7 15.Rab1 
Rb8 16.b4 Ne8 17.Ng5 Ndf6 18.Rfd1 h6 19.Nh3 cxb4 20.Rxb4 g5 21.f4 Ng4 22.
e4 a5 23.Rc4 Rf7 24.e5 dxe5 25.d6 Nxd6 26.Qxd6 Qxd6 27.Rxd6 Ne3 28.Rc5 
Nxg2 29.Kxg2 g4 30.Nf2 e4 31.Nd5 Kg7 32.Rd8 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Djurhuus, Rune"]
[Black "Liardet, Fabrice"]
[Result "1-0"]
[WhiteElo "2405"]
[BlackElo "2300"]
[ECO "A45"]
[EventDate "1990.08.16"]
[PlyCount "15"]

1.Nc3 Nf6 2.d4 c5 3.Nf3 cxd4 4.Nxd4 d5 5.Bg5 e5 6.Ndb5 a6 7.Nxd5 axb5 8.
Nxf6+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Gurevich, Ilya"]
[Black "Hauchard, Arnaud"]
[Result "1/2-1/2"]
[WhiteElo "2415"]
[BlackElo "2425"]
[ECO "C68"]
[EventDate "1990.08.16"]
[PlyCount "86"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O Ne7 6.Nxe5 Qd4 7.Qh5 Be6 8.d3
g6 9.Qg5 h6 10.Nf3 Qd7 11.Qe5 Rg8 12.Qd4 Qc8 13.Bf4 g5 14.Be5 c5 15.Qe3 
Nc6 16.Bf6 Rg6 17.Bc3 Bd6 18.e5 Be7 19.Nbd2 Qd7 20.Ne4 Qd5 21.Nf6+ Bxf6 
22.exf6 O-O-O 23.Ne5 Nxe5 24.Bxe5 Qc6 25.c4 Rgg8 26.Rfd1 Rge8 27.Rac1 Bf5 
28.d4 Qe6 29.Qc3 cxd4 30.Bxd4 Qd7 31.Rd2 Be4 32.f3 Bc6 33.b4 Qf5 34.a4 Re6
35.b5 Be8 36.Rcd1 Red6 37.c5 Rd5 38.c6 axb5 39.Be5 Rxd2 40.cxb7+ Kxb7 41.
Qxc7+ Ka8 42.Qa5+ Kb7 43.Qc7+ Ka8 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Hennigan, Michael"]
[Black "Sequera Paolini, Jose"]
[Result "1-0"]
[WhiteElo "2325"]
[ECO "C05"]
[EventDate "1990.08.16"]
[PlyCount "89"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.f4 c5 6.c3 Nc6 7.Ngf3 cxd4 8.cxd4 
Qb6 9.g3 Bb4 10.Kf2 f6 11.Kg2 O-O 12.h4 fxe5 13.dxe5 Ndxe5 14.fxe5 Nxe5 
15.Nxe5 Qf2+ 16.Kh3 Qf5+ 17.Kh2 Qxe5 18.Nf3 Qf6 19.Bg2 Bd6 20.Rf1 Bd7 21.
Qd3 Qf5 22.Qxf5 Rxf5 23.Bd2 Raf8 24.Nd4 Rf2 25.Bc3 e5 26.Rxf2 Rxf2 27.Kg1 
Rxg2+ 28.Kxg2 exd4 29.Bxd4 a6 30.Rf1 h5 31.a3 Be6 32.b4 Bd7 33.Re1 Kf7 34.
Bc5 Bxc5 35.bxc5 Kf6 36.Kf3 g6 37.Kf4 Bc6 38.Rd1 Ke6 39.Re1+ Kf6 40.Re5 d4
41.Re1 d3 42.Re3 Bb5 43.Re4 Kf7 44.Rd4 Kf6 45.Rd6+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Hernandez, Gilberto"]
[Black "Rodriguez Vila, Andres"]
[Result "1-0"]
[WhiteElo "2530"]
[BlackElo "2365"]
[ECO "B31"]
[EventDate "1990.08.16"]
[PlyCount "87"]

1.Nf3 c5 2.e4 Nc6 3.Bb5 g6 4.O-O Bg7 5.c3 Nf6 6.Re1 O-O 7.d4 cxd4 8.cxd4 
d5 9.e5 Ne8 10.h3 Bf5 11.Nc3 Nb4 12.Nh4 Bd7 13.Bf1 Nc7 14.a3 Nc6 15.Bf4 
Qe8 16.Nf3 Rc8 17.Rc1 Na5 18.b3 Bc6 19.Bd2 b6 20.Bd3 Qd7 21.a4 Bb7 22.Ne2 
Nc6 23.Nf4 Nd8 24.h4 Nde6 25.Nxe6 Nxe6 26.h5 Rxc1 27.Bxc1 Rc8 28.Bd2 Rc7 
29.Qe2 Nd8 30.g3 Bc8 31.Qe3 Qg4 32.hxg6 hxg6 33.Nh2 Qd7 34.Qf4 Ne6 35.Qh4 
Qe8 36.Nf3 Qd7 37.Bb5 Qd8 38.Kg2 f6 39.Rh1 Bd7 40.Bd3 Nf8 41.Bh6 Be8 42.
Bxg7 Kxg7 43.e6 Nxe6 44.Qh8+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Holmsten, Aleksei"]
[Black "Weiding, Tom"]
[Result "1-0"]
[ECO "B07"]
[EventDate "1990.08.16"]
[PlyCount "71"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bc4 Bg7 5.Qe2 Nc6 6.e5 Nxd4 7.exf6 Nxe2 8.fxg7
Rg8 9.Ngxe2 e5 10.h4 Rxg7 11.Bh6 Rg8 12.Bg5 Qd7 13.Nd5 Kf8 14.h5 Qg4 15.
Be7+ Ke8 16.Nf6+ Kxe7 17.Nxg4 Bxg4 18.hxg6 hxg6 19.f3 Rh8 20.O-O-O Bd7 21.
c3 Be6 22.Bxe6 Kxe6 23.Ng3 f5 24.Rxh8 Rxh8 25.Rh1 Rxh1+ 26.Nxh1 d5 27.Kd2 
c5 28.Nf2 g5 29.b3 a6 30.c4 b5 31.cxd5+ Kxd5 32.Nh3 a5 33.Nxg5 f4 34.Kc3 
c4 35.bxc4+ bxc4 36.Ne4 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Livshits, Ron"]
[Black "Pitterson, Jomo"]
[Result "1-0"]
[WhiteElo "2250"]
[ECO "B38"]
[EventDate "1990.08.16"]
[PlyCount "57"]

1.d4 Nf6 2.Nf3 g6 3.c4 c5 4.Nc3 Bg7 5.e4 cxd4 6.Nxd4 d6 7.Be2 O-O 8.Be3 
Nc6 9.O-O a6 10.Rc1 Nd7 11.b3 Qa5 12.Qd2 Nde5 13.Rfd1 Rb8 14.f3 Nd7 15.Bf1
Rd8 16.Qf2 Nxd4 17.Bxd4 Bxd4 18.Rxd4 Nf6 19.Qe3 b6 20.e5 Ne8 21.Nd5 Rb7 
22.exd6 Qc5 23.b4 Qxd6 24.Nxe7+ Qxe7 25.Qxe7 Rxe7 26.Rxd8 Bd7 27.c5 bxc5 
28.bxc5 Kg7 29.c6 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Lutz, Christopher"]
[Black "Sinowjew, Jurij"]
[Result "1/2-1/2"]
[WhiteElo "2445"]
[BlackElo "2255"]
[ECO "E98"]
[EventDate "1990.08.16"]
[PlyCount "49"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.Ne1 Nd7 10.Nd3 f5 11.Bd2 fxe4 12.Nxe4 Nf5 13.Re1 Nf6 14.Bf3 Nd4 15.Nxf6+
Qxf6 16.Be4 Bf5 17.Bc3 Bxe4 18.Rxe4 Qf5 19.f3 c6 20.Bxd4 exd4 21.Nf4 Qxe4 
22.fxe4 Rxf4 23.dxc6 bxc6 24.Qa4 Rc8 25.Rf1 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Martens, Martin"]
[Black "Kosashvili, Yona"]
[Result "0-1"]
[WhiteElo "2325"]
[BlackElo "2455"]
[ECO "C91"]
[EventDate "1990.08.16"]
[PlyCount "110"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.d4 Bg4 10.d5 Na5 11.Bc2 Qc8 12.h3 Bd7 13.Nbd2 c6 14.dxc6 Qxc6 15.Nf1 
Rac8 16.Bd3 Nb7 17.Ng3 Nc5 18.Bc2 Rfe8 19.Bd2 g6 20.b3 Qb7 21.Rc1 Bc6 22.
Qe2 Bf8 23.Nh2 d5 24.Ng4 Nfxe4 25.Nxe4 dxe4 26.Nf6+ Kh8 27.Nxe8 Rxe8 28.
Rcd1 f5 29.Bg5 h6 30.Bc1 Ne6 31.Bb2 Nf4 32.Qe3 Kh7 33.Qg3 a5 34.Bc1 Nh5 
35.Qe3 Nf4 36.Qg3 Nh5 37.Qe3 Nf6 38.c4 f4 39.Qe2 b4 40.Bb2 Bc5 41.Kh2 Qc7 
42.Bb1 h5 43.Qc2 Qf7 44.Bc1 Kg7 45.Qb2 g5 46.g3 Qe6 47.gxf4 gxf4 48.Rg1+ 
Ng4+ 49.hxg4 hxg4 50.Bxf4 Qf5 51.Bxe5+ Kf7 52.Rg2 Rxe5 53.Kg1 Qf4 54.Rd5 
Bxd5 55.cxd5 e3 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Oblitas Guerrero, Carlomagno"]
[Black "Gdanski, Jacek"]
[Result "1-0"]
[BlackElo "2420"]
[ECO "E76"]
[EventDate "1990.08.16"]
[PlyCount "67"]

1.d4 Nf6 2.c4 c5 3.d5 g6 4.Nc3 d6 5.e4 Bg7 6.f4 O-O 7.Nf3 e6 8.dxe6 Bxe6 
9.Bd3 Bg4 10.h3 Bxf3 11.Qxf3 Nc6 12.O-O Ne8 13.Kh1 Nc7 14.Nd5 Nxd5 15.cxd5
Nd4 16.Qf2 f5 17.exf5 Nxf5 18.g4 Ne7 19.f5 c4 20.Bxc4 gxf5 21.Bg5 Qd7 22.
Qe2 Be5 23.Bb5 Qd8 24.gxf5 Kh8 25.Qe4 Rf7 26.Rae1 Qa5 27.Bd3 Rg8 28.Bf4 
Bxf4 29.Rxf4 Nxd5 30.b4 Qxa2 31.Bc4 Qa3 32.Rf3 Qxb4 33.Bxd5 Qd2 34.Rd3 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Pardo, Marco"]
[Black "Nunez Garcia, Alberto"]
[Result "1/2-1/2"]
[ECO "E94"]
[EventDate "1990.08.16"]
[PlyCount "63"]

1.d4 Nf6 2.c4 d6 3.Nc3 Nbd7 4.e4 e5 5.Nf3 g6 6.Be2 Bg7 7.O-O O-O 8.d5 Nc5 
9.Nd2 a5 10.Rb1 Nfd7 11.b3 f5 12.f3 Nf6 13.a3 Nh5 14.b4 axb4 15.axb4 Nd7 
16.Nb3 Nf4 17.c5 Qg5 18.g3 Nxe2+ 19.Qxe2 f4 20.Nb5 Qd8 21.Kg2 fxg3 22.hxg3
Nf6 23.Be3 b6 24.cxd6 cxd6 25.Nc3 Bd7 26.Qf2 Qc8 27.Rfc1 Ng4 28.Qd2 Nxe3+ 
29.Qxe3 Qd8 30.Ra1 Rxa1 31.Rxa1 Qc7 32.Rc1 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Peralta, Eduardo"]
[Black "Figueroa, Francisco"]
[Result "1-0"]
[WhiteElo "2255"]
[ECO "E99"]
[EventDate "1990.08.16"]
[PlyCount "83"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.Ne1 Nd7 10.Be3 f5 11.f3 f4 12.Bf2 g5 13.b4 Nf6 14.c5 Ng6 15.Rc1 Rf7 16.
a4 Bf8 17.cxd6 cxd6 18.a5 h5 19.Nb5 Ne8 20.Nxa7 Bd7 21.Nb5 Rg7 22.Na3 Nh4 
23.Bxh4 gxh4 24.Kh1 Rg3 25.Nc4 Qg5 26.Nb6 Rd8 27.Rc2 Kh8 28.Nxd7 Rxd7 29.
Bb5 Rd8 30.Bxe8 Rxe8 31.Rc7 Be7 32.Qa4 Rg8 33.hxg3 h3 34.gxh3 Qxg3 35.Qd7 
Qh4 36.Rc2 Rg4 37.fxg4 Qxh3+ 38.Kg1 Qe3+ 39.Rcf2 Bh4 40.Ng2 Bxf2+ 41.Rxf2 
Qc1+ 42.Rf1 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Pupo, Emilio"]
[Black "Amir, Karim"]
[Result "1-0"]
[WhiteElo "2325"]
[BlackElo "2290"]
[ECO "B90"]
[EventDate "1990.08.16"]
[PlyCount "113"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e5 7.Nf3 h6 8.a4 Be6 
9.a5 Nbd7 10.Be2 Be7 11.O-O O-O 12.Ra4 Ng4 13.Nd5 Bxd5 14.exd5 Nxe3 15.
fxe3 b5 16.axb6 Qxb6 17.Qc1 f5 18.Kh1 Nc5 19.Ra3 Rab8 20.b3 Rfc8 21.Nd2 g6
22.Nc4 Qb7 23.Na5 Qd7 24.Nc6 Rxc6 25.dxc6 Qxc6 26.Qe1 Qb6 27.Qa5 Bg5 28.
Qxb6 Rxb6 29.Rfa1 Bxe3 30.b4 Rxb4 31.Rxe3 Kg7 32.g3 g5 33.Rf1 f4 34.gxf4 
gxf4 35.Rh3 Ne6 36.Rb3 Rd4 37.Rd1 e4 38.c3 Rxd1+ 39.Bxd1 Kf6 40.Rb6 Ke5 
41.Rxa6 f3 42.Kg1 Nc7 43.Ra7 Ne6 44.Kf2 Nc5 45.Ke3 d5 46.Rh7 Ne6 47.Rh8 
Ng7 48.Bxf3 Nf5+ 49.Kf2 exf3 50.Kxf3 d4 51.Re8+ Kf6 52.Rf8+ Kg5 53.Rxf5+ 
Kxf5 54.cxd4 h5 55.h4 Ke6 56.Ke4 Kd6 57.Kf5 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Rahman, Asad"]
[Black "Rios Parra, Mauricio"]
[Result "0-1"]
[ECO "B35"]
[EventDate "1990.08.16"]
[PlyCount "108"]

1.e4 c5 2.Nf3 g6 3.Nc3 Bg7 4.d4 cxd4 5.Nxd4 Nc6 6.Be3 Nf6 7.Bc4 Qa5 8.f3 
Qb4 9.Bb3 Nxe4 10.Nxc6 Bxc3+ 11.bxc3 Qxc3+ 12.Ke2 dxc6 13.Bd4 e5 14.Bxc3 
Nxc3+ 15.Kf2 Nxd1+ 16.Raxd1 O-O 17.Rhe1 Re8 18.Rd6 Kg7 19.f4 e4 20.Rd4 Bf5
21.g4 Bxg4 22.Rdxe4 Rxe4 23.Rxe4 Rd8 24.Re7 Rd7 25.Re8 Kf6 26.Kg3 Bf5 27.
Ra8 a6 28.Rb8 Be6 29.h3 a5 30.Ra8 b6 31.h4 Bxb3 32.axb3 Rd2 33.Ra6 Rxc2 
34.Rxb6 Rc3+ 35.Kf2 Kf5 36.Ra6 Kxf4 37.Rxa5 Rxb3 38.Rc5 Rb2+ 39.Ke1 Rh2 
40.Rxc6 Rxh4 41.Kf2 Rh2+ 42.Kg1 Rb2 43.Rf6+ Kg3 44.Kf1 Rb5 45.Ke2 Rf5 46.
Rc6 h5 47.Rc3+ Kg2 48.Re3 h4 49.Re4 g5 50.Rg4+ Kh3 51.Rg1 g4 52.Ke3 g3 53.
Ke2 Kh2 54.Rc1 g2 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Ribas, Alejandro"]
[Black "Barahona, Daniel"]
[Result "0-1"]
[BlackElo "2250"]
[ECO "C54"]
[EventDate "1990.08.16"]
[PlyCount "114"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d4 exd4 6.cxd4 Bb4+ 7.Nc3 Nxe4 8.
O-O Bxc3 9.d5 Bf6 10.Re1 Ne7 11.Rxe4 d6 12.Bg5 Bxg5 13.Nxg5 h6 14.Qe2 hxg5
15.Re1 Be6 16.dxe6 f5 17.Re3 g4 18.Rg3 d5 19.Bd3 Qd6 20.Qc2 g6 21.Qa4+ c6 
22.Qd4 Rh7 23.Bf1 O-O-O 24.Qxa7 Rdh8 25.h3 gxh3 26.Rxh3 g5 27.Qd4 Rxh3 28.
gxh3 Rg8 29.Bg2 Rg6 30.Re3 Rxe6 31.Qh8+ Kc7 32.Rb3 Nc8 33.Qh7+ Qe7 34.Qxf5
Re1+ 35.Kh2 Qe5+ 36.Qxe5+ Rxe5 37.Re3 Kd6 38.Kg3 Rf5 39.Rf3 Re5 40.Re3 
Rxe3+ 41.fxe3 Ke5 42.Kg4 Kf6 43.h4 gxh4 44.Kxh4 Nd6 45.Bh3 Ke5 46.Kg3 Nc4 
47.Kf2 Nxb2 48.Ke2 b5 49.Bd7 Kd6 50.Be8 b4 51.Kd2 Nc4+ 52.Kd3 Ne5+ 53.Kd2 
Kc5 54.Bh5 Kb5 55.Be2+ Ka4 56.Bd1+ Ka3 57.Bb3 Kb2 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Shirov, Alexei"]
[Black "Alterman, Boris"]
[Result "1/2-1/2"]
[WhiteElo "2580"]
[BlackElo "2400"]
[ECO "B36"]
[EventDate "1990.08.16"]
[PlyCount "64"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Nf6 6.Nc3 d6 7.Be2 Nxd4 8.Qxd4 
Bg7 9.Be3 O-O 10.Qd2 Be6 11.O-O Qa5 12.Rac1 Rfc8 13.b3 a6 14.f4 b5 15.f5 
Bd7 16.fxg6 hxg6 17.c5 Be6 18.Bf3 dxc5 19.e5 Nd7 20.Bxa8 Rxa8 21.Qe2 c4 
22.bxc4 Bxc4 23.Qf3 Rf8 24.Nd5 Bxd5 25.Qxd5 Nxe5 26.Bc5 Rd8 27.Qb7 Qxa2 
28.Bxe7 Re8 29.Rc8 Rxc8 30.Qxc8+ Kh7 31.Qh3+ Kg8 32.Qc8+ Kh7 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Sjodahl, Pontus"]
[Black "Silva Lillo, Sebastian"]
[Result "1-0"]
[WhiteElo "2335"]
[ECO "D00"]
[EventDate "1990.08.16"]
[PlyCount "83"]

1.d4 Nf6 2.Bg5 d5 3.Bxf6 exf6 4.e3 Bf5 5.Bd3 Bxd3 6.Qxd3 c6 7.Ne2 Nd7 8.
O-O Bd6 9.Nd2 O-O 10.c4 dxc4 11.Nxc4 Bc7 12.Rfd1 Qe7 13.Rab1 Rad8 14.b4 
Qe6 15.Qc2 f5 16.Na5 Bxa5 17.bxa5 Rb8 18.Nf4 Qe4 19.Rdc1 Rfc8 20.Nd3 a6 
21.g3 Qd5 22.Nc5 Nxc5 23.Qxc5 Qxa2 24.Qxf5 g6 25.Qd7 Rd8 26.Qe7 Re8 27.Qc7
Qa3 28.Rxc6 bxc6 29.Rxb8 Rxb8 30.Qxb8+ Kg7 31.Qe5+ Kg8 32.Kg2 Qb4 33.h4 
Qb7 34.e4 h5 35.Qc5 Kg7 36.Qb6 Qc8 37.Kf1 Kf8 38.Qc5+ Kg7 39.d5 Qg4 40.
Qd4+ Kf8 41.dxc6 Qc8 42.Qh8+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Sorensen, Jan"]
[Black "Le Quang, Kim"]
[Result "1-0"]
[WhiteElo "2395"]
[ECO "C29"]
[EventDate "1990.08.16"]
[PlyCount "89"]

1.e4 e5 2.Nc3 Nf6 3.f4 d5 4.fxe5 Nxe4 5.Nf3 Be7 6.Qe2 Nxc3 7.dxc3 c5 8.Bf4
O-O 9.O-O-O Qa5 10.a3 Be6 11.h4 Nd7 12.Ng5 Bxg5 13.hxg5 g6 14.Qf2 Rfc8 15.
Bd3 Nf8 16.Rh6 d4 17.cxd4 c4 18.Bd2 c3 19.Bxc3 Rxc3 20.bxc3 Qxc3 21.Rh4 
Rc8 22.Qe1 Qxa3+ 23.Kd2 Bd5 24.Ra1 Qe7 25.Qe3 Qb4+ 26.Ke2 a5 27.Qd2 Rc3 
28.Ra4 Qb2 29.Ke3 b6 30.Rh1 Ne6 31.Qc1 Qb5 32.Qa1 Qc6 33.Kd2 Bxg2 34.Rb1 
Nxg5 35.Ra3 Rxa3 36.Qxa3 Nf3+ 37.Ke3 Qe6 38.Qd6 Qh3 39.Qd8+ Kg7 40.Qf6+ 
Kg8 41.Rxb6 Nxe5+ 42.Kd2 Nd7 43.Qd8+ Kg7 44.Rd6 Nf6 45.Qxf6+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Stephens, Malcolm"]
[Black "Hernandez Sevillano, Gustavo"]
[Result "1/2-1/2"]
[BlackElo "2205"]
[ECO "B22"]
[EventDate "1990.08.16"]
[PlyCount "61"]

1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.d4 cxd4 5.cxd4 d6 6.Nf3 Nc6 7.Bc4 Nb6 8.Bb5 
dxe5 9.Nxe5 Bd7 10.Bxc6 Bxc6 11.Nxc6 bxc6 12.Nc3 e6 13.O-O Be7 14.Qd3 O-O 
15.Rd1 Qd7 16.Qg3 Kh8 17.Bg5 f6 18.Be3 a5 19.Rac1 a4 20.Rc2 Rab8 21.Bc1 
Bb4 22.h3 Rb7 23.Re2 Bxc3 24.Qxc3 Re8 25.Rde1 Kg8 26.Qc5 Nd5 27.a3 Rb5 28.
Qc4 Nb6 29.Qc3 Rd5 30.Be3 Kf7 31.Rc1 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Ulybin, Mikhail"]
[Black "Akopian, Vladimir"]
[Result "1-0"]
[WhiteElo "2460"]
[BlackElo "2535"]
[ECO "B30"]
[EventDate "1990.08.16"]
[PlyCount "57"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 Qc7 4.O-O Nf6 5.Re1 e6 6.Nc3 d6 7.d4 cxd4 8.Nd5 
Qd8 9.Nxd4 Bd7 10.Bg5 Rc8 11.Nf5 a6 12.Bxc6 bxc6 13.Nxf6+ gxf6 14.Qd4 c5 
15.Qxf6 Qxf6 16.Bxf6 Rg8 17.Rad1 Rc6 18.Ne3 h5 19.Nd5 Bc8 20.Nf4 e5 21.Nd5
Bh3 22.g3 Rg6 23.Re3 c4 24.b4 cxb3 25.Rxb3 Rxc2 26.Rb8+ Rc8 27.Rdb1 Be6 
28.R1b7 Bh3 29.Nb6 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Varga, Zoltan"]
[Black "Giaccio, Alfredo Gustavo"]
[Result "0-1"]
[WhiteElo "2380"]
[BlackElo "2270"]
[ECO "C03"]
[EventDate "1990.08.16"]
[PlyCount "42"]

1.e4 e6 2.d4 d5 3.Nd2 a6 4.c4 dxc4 5.Bxc4 b5 6.Bb3 Qxd4 7.Ngf3 Qb6 8.O-O 
Nd7 9.e5 Bb7 10.a4 c5 11.Qe2 Ne7 12.Bc4 Bxf3 13.gxf3 Rb8 14.axb5 axb5 15.
Bd3 Ng6 16.Bxg6 hxg6 17.Rd1 c4 18.b3 Qd4 19.Ra6 cxb3 20.Nxb3 Qh4 21.h3 
Qxh3 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Watanabe, Akira"]
[Black "Pilgrim, Peter"]
[Result "1/2-1/2"]
[ECO "A04"]
[EventDate "1990.08.16"]
[PlyCount "83"]

1.Nf3 g6 2.g3 Bg7 3.Bg2 d6 4.c4 f5 5.Nc3 e5 6.O-O Nf6 7.d3 O-O 8.Bd2 Nbd7 
9.Bg5 Nb6 10.b4 c6 11.Qb3 h6 12.c5+ d5 13.Bd2 Nbd7 14.e4 Kh7 15.Nh4 dxe4 
16.dxe4 Nxc5 17.bxc5 Qxd2 18.exf5 gxf5 19.Rad1 Qg5 20.Nf3 Qh5 21.Nxe5 f4 
22.Rde1 Ng4 23.Nxg4 Bxg4 24.gxf4 Rxf4 25.Ne4 Raf8 26.Ng3 Qf7 27.Re4 Qxb3 
28.axb3 Rxe4 29.Bxe4+ Kh8 30.Kg2 Bd4 31.b4 Be6 32.f3 a6 33.Rd1 Bc3 34.Rd6 
Re8 35.Bxc6 bxc6 36.Rxc6 Bxb4 37.Rxa6 Bxc5 38.Ne4 Rg8+ 39.Ng3 Re8 40.Ne4 
Rg8+ 41.Ng3 Re8 42.Ne4 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "9"]
[White "Watanabe, Roberto"]
[Black "Minero Pineda, Sergio"]
[Result "1-0"]
[WhiteElo "2250"]
[BlackElo "2285"]
[ECO "E97"]
[EventDate "1990.08.16"]
[PlyCount "79"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.Nd2 c5 10.a3 a5 11.Rb1 Ne8 12.b4 axb4 13.axb4 b6 14.bxc5 bxc5 15.Nb3 f5 
16.Bg5 Nf6 17.Nxc5 dxc5 18.d6 Be6 19.dxe7 Qxe7 20.f3 Rad8 21.Qc2 h6 22.Be3
Nh5 23.Nd5 Bxd5 24.cxd5 Nf4 25.Bc4 Kh8 26.Rb5 Rc8 27.Rfb1 fxe4 28.fxe4 h5 
29.g3 Nh3+ 30.Kg2 Ng5 31.d6 Qd8 32.d7 Ra8 33.Bd5 Bh6 34.Bxa8 Qxa8 35.Rxc5 
Qa3 36.Rc3 Qd6 37.Rc8 Kh7 38.Bc5 Qxd7 39.Bxf8 Qg4 40.Qc7+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Akopian, Vladimir"]
[Black "Comas i Fabrego, Lluis"]
[Result "1-0"]
[WhiteElo "2535"]
[BlackElo "2365"]
[ECO "C05"]
[EventDate "1990.08.16"]
[PlyCount "73"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Ng8 5.c3 b6 6.Bd3 Qd7 7.Ne2 Ba6 8.Bb1 Nc6 
9.O-O Nge7 10.Re1 g6 11.Nf3 h6 12.h4 O-O-O 13.Nh2 Bg7 14.Nf4 h5 15.Nh3 Kb8
16.Bg5 Rc8 17.Qa4 Bb7 18.Bd3 Rhe8 19.b3 a6 20.Bxa6 Bxa6 21.Qxa6 Nf5 22.Nf3
Na7 23.a4 Qc6 24.Qd3 Qb7 25.c4 c6 26.Rec1 Bf8 27.Bd2 c5 28.a5 b5 29.a6 Qc6
30.Nf4 dxc4 31.bxc4 bxc4 32.Rxc4 Ka8 33.dxc5 Red8 34.Qe2 Bxc5 35.Rac1 Ng3 
36.Qe1 Qb6 37.Ba5 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Alterman, Boris"]
[Black "Gurevich, Ilya"]
[Result "0-1"]
[WhiteElo "2400"]
[BlackElo "2415"]
[ECO "D85"]
[EventDate "1990.08.16"]
[PlyCount "106"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.cxd5 Nxd5 6.e4 Nxc3 7.bxc3 c5 8.Be3 
Qa5 9.Qd2 Nc6 10.Rb1 a6 11.Rc1 cxd4 12.cxd4 Qxd2+ 13.Kxd2 f5 14.Bd3 O-O 
15.d5 Ne5 16.Nxe5 Bxe5 17.f4 fxe4 18.fxe5 exd3 19.e6 Rd8 20.Rc7 Rxd5 21.
Rxe7 Kf8 22.Rf7+ Kg8 23.Re7 Kf8 24.Rxh7 Bxe6 25.Rc1 Rd7 26.Rh8+ Bg8 27.
Rf1+ Rf7 28.Re1 Rd7 29.Rh4 Bxa2 30.Bd4 b5 31.Rf1+ Ke7 32.Rh7+ Kd6 33.Bc5+ 
Kc7 34.Bb6+ Kc6 35.Rf6+ Rd6 36.Rxd6+ Kxd6 37.Rg7 Rc8 38.Rxg6+ Ke5 39.Ba5 
Bb1 40.Rxa6 Rc2+ 41.Kd1 Rxg2 42.Rb6 Bc2+ 43.Kc1 Kd4 44.Rd6+ Kc4 45.Re6 
Rxh2 46.Bd2 Kb3 47.Re4 Rh1+ 48.Re1 Rh4 49.Re5 b4 50.Re1 Ka3 51.Bg5 Rh2 52.
Bd2 b3 53.Bc3 b2+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Amir, Karim"]
[Black "Varga, Zoltan"]
[Result "0-1"]
[WhiteElo "2290"]
[BlackElo "2380"]
[ECO "D43"]
[EventDate "1990.08.16"]
[PlyCount "74"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.Nf3 e6 5.Bg5 h6 6.Bxf6 Qxf6 7.e3 Bd6 8.Bd3 Qe7
9.O-O dxc4 10.Bxc4 Nd7 11.e4 e5 12.d5 O-O 13.dxc6 bxc6 14.Qc2 Rb8 15.Rfd1 
Nc5 16.Rab1 Bg4 17.Be2 Ne6 18.Nxe5 Bxe2 19.Nxc6 Bxh2+ 20.Kxh2 Qc7+ 21.Kg1 
Bxd1 22.Nxd1 Rfc8 23.Rc1 Nd8 24.Nb4 Qd6 25.Qxc8 Rxc8 26.Rxc8 Qxd1+ 27.Kh2 
Qd6+ 28.e5 Qxb4 29.Rxd8+ Kh7 30.Rd7 Qf4+ 31.Kg1 Qc1+ 32.Kh2 Qxb2 33.Rxa7 
Qxf2 34.Ra4 Qe1 35.Rf4 Qxe5 36.g3 Qe2+ 37.Kh3 Qxa2 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Apaza, Henry"]
[Black "Zapata Ferrada, Marco"]
[Result "1-0"]
[ECO "B33"]
[EventDate "1990.08.16"]
[PlyCount "32"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 
b5 9.Bxf6 gxf6 10.Nd5 f5 11.g3 Bg7 12.Bg2 O-O 13.exf5 e4 14.c3 Bxf5 15.O-O
Ne5 16.Ne3 Bg6 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Barahona, Daniel"]
[Black "Le Quang, Kim"]
[Result "1-0"]
[WhiteElo "2250"]
[ECO "C91"]
[EventDate "1990.08.16"]
[PlyCount "67"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.d4 d6 
9.c3 Bg4 10.Be3 Bh5 11.Nbd2 exd4 12.cxd4 d5 13.e5 Ne4 14.Nxe4 dxe4 15.Qc2 
exf3 16.Qxc6 Bb4 17.Rec1 Qh4 18.Bd5 fxg2 19.Qxc7 Rad8 20.Qc6 Bd2 21.Rc2 
Bxe3 22.fxe3 Qh3 23.Rc3 b4 24.Bxg2 Qg4 25.Rc2 Qg5 26.Re1 Rfe8 27.Qxa6 f6 
28.e6 Bg4 29.Qc4 Bxe6 30.Qxb4 Bxa2 31.b3 Ra8 32.Kh1 Ra5 33.Ra1 Bxb3 34.
Qxb3+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Camejo Almeida, Rui"]
[Black "Watanabe, Roberto"]
[Result "1-0"]
[WhiteElo "2360"]
[BlackElo "2250"]
[ECO "E62"]
[EventDate "1990.08.16"]
[PlyCount "75"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O Nc6 7.Nc3 e5 8.d5 Ne7 
9.e4 a5 10.c5 dxc5 11.Be3 Nd7 12.Qd2 b6 13.Rfd1 Nb8 14.Nb5 c6 15.d6 Nd5 
16.Bg5 f6 17.Nxe5 Qe8 18.Nxc6 Qxc6 19.e5 Bb7 20.Nc7 Nxc7 21.Bxc6 Nxc6 22.
exf6 Nd4 23.Qe3 Rfe8 24.f7+ Kxf7 25.Qf4+ Kg8 26.Rxd4 Ne6 27.d7 Nxf4 28.
dxe8=Q+ Rxe8 29.Rxf4 h6 30.Bf6 g5 31.Rf5 Bc8 32.Re5 Rxe5 33.Bxe5 Bxe5 34.
Re1 Bxb2 35.Re8+ Kf7 36.Rxc8 Bd4 37.a4 Ke7 38.Rc6 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Cueto Chajtur, Jhonny"]
[Black "Livshits, Ron"]
[Result "0-1"]
[BlackElo "2250"]
[ECO "B87"]
[EventDate "1990.08.16"]
[PlyCount "84"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bb3 b5 8.Bg5 h6 
9.Bxf6 Qxf6 10.Qd3 Nd7 11.O-O-O Bb7 12.f3 Nc5 13.Qe2 Be7 14.Kb1 O-O 15.h4 
g6 16.g4 e5 17.g5 Qh8 18.Nd5 Bxd5 19.Bxd5 exd4 20.h5 Bxg5 21.f4 Bxf4 22.
hxg6 Ra7 23.Qg4 Bg5 24.gxf7+ Kg7 25.Rdg1 Qh7 26.Qd1 Qg6 27.Qxd4+ Kh7 28.b4
Na4 29.e5 dxe5 30.Qxa7 Nc3+ 31.Kb2 Nxd5 32.Qc5 Ne7 33.Kb1 Rxf7 34.Qxe5 Rf2
35.Qc5 Rf5 36.Qc7 Qc6 37.Qg3 Qc4 38.Qd6 Bf6 39.Qd2 h5 40.a3 h4 41.Re1 Rf3 
42.Qd7 Rb3+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Figueroa, Francisco"]
[Black "Holmsten, Aleksei"]
[Result "0-1"]
[ECO "B33"]
[EventDate "1990.08.16"]
[PlyCount "58"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 
b5 9.Nd5 Be7 10.Bxf6 Bxf6 11.c3 O-O 12.Nc2 Rb8 13.Bd3 Bg5 14.O-O a5 15.a3 
Be6 16.Qe2 f5 17.Bxb5 Bxd5 18.exd5 Ne7 19.c4 f4 20.Ne1 Bf6 21.Rd1 Qc8 22.
b4 Nf5 23.Nc2 Nh4 24.Ne1 f3 25.Nxf3 Qg4 26.g3 Nxf3+ 27.Kh1 Qh5 28.h4 Bxh4 
29.Kg2 Bxg3 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Gdanski, Jacek"]
[Black "Pupo, Emilio"]
[Result "1-0"]
[WhiteElo "2420"]
[BlackElo "2325"]
[ECO "C18"]
[EventDate "1990.08.16"]
[PlyCount "95"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Qg4 Qc7 8.Qxg7 
Rg8 9.Qxh7 cxd4 10.Ne2 Nbc6 11.f4 Bd7 12.Qd3 dxc3 13.Qxc3 Nf5 14.Rb1 O-O-O
15.Rg1 d4 16.Qd3 Be8 17.g4 Nh4 18.Rg3 f6 19.exf6 Bg6 20.Qc4 Bf7 21.g5 Nf5 
22.Bg2 e5 23.Qa4 Nxg3 24.Bxc6 Qxc6 25.Qxc6+ bxc6 26.Nxg3 Rh8 27.fxe5 Rxh2 
28.Bf4 Re8 29.Ne4 Rh1+ 30.Kf2 Rxb1 31.Nd6+ Kd7 32.Nxf7 Rg8 33.Nh6 Rg6 34.
Nf5 c5 35.Ng7 Rb6 36.Nf5 Ke6 37.Nh4 Rxg5 38.Bxg5 Rb2 39.Ng6 Rb7 40.Bh4 c4 
41.Kf3 d3 42.cxd3 cxd3 43.Ke3 Kf5 44.Ne7+ Ke6 45.Be1 Rd7 46.Bc3 a6 47.Kd2 
Kf7 48.Nf5 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Giaccio, Alfredo Gustavo"]
[Black "Sorensen, Jan"]
[Result "0-1"]
[WhiteElo "2270"]
[BlackElo "2395"]
[ECO "C15"]
[EventDate "1990.08.16"]
[PlyCount "72"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 dxe4 6.Qg4 Nf6 7.Qxg7 Rg8 8.
Qh6 Rg6 9.Qh4 c5 10.Ne2 Rg4 11.Qh6 Nc6 12.Bg5 Ng8 13.Bxd8 Nxh6 14.Bc7 cxd4
15.cxd4 Nf5 16.c3 Bd7 17.Rb1 b6 18.Ng3 Rc8 19.Be2 Rg8 20.Bf4 Nh4 21.Kf1 f5
22.Ba6 Kf7 23.Bxc8 Bxc8 24.h3 Ba6+ 25.Kg1 Ne7 26.Rh2 Nd5 27.Be5 Bd3 28.Rc1
b5 29.Kh1 f4 30.Nh5 e3 31.Bxf4 exf2 32.Bg3 Rxg3 33.Nxg3 Nf5 34.Nxf5 exf5 
35.g4 Nf4 36.Ra1 h5 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Grigore, George-Gabriel"]
[Black "Hernandez Sevillano, Gustavo"]
[Result "1/2-1/2"]
[WhiteElo "2380"]
[BlackElo "2205"]
[ECO "E71"]
[EventDate "1990.08.16"]
[PlyCount "156"]

1.d4 Nf6 2.c4 c5 3.d5 g6 4.Nc3 Bg7 5.e4 d6 6.h3 O-O 7.Bg5 e6 8.Bd3 Re8 9.
Nge2 exd5 10.exd5 Nbd7 11.f4 h6 12.Bh4 a6 13.a4 Qe7 14.O-O Qf8 15.Qc2 Kh8 
16.Rf3 b6 17.Raf1 Ra7 18.Kh1 Rb7 19.Ng3 Ng8 20.Nge4 f5 21.Nf2 Ndf6 22.Rg1 
Nh7 23.g4 Rf7 24.g5 Qe7 25.Nfd1 Qd8 26.Qg2 Nf8 27.Ne2 Rb7 28.gxh6 Qxh4 29.
hxg7+ Rxg7 30.Ndc3 Nf6 31.Qg5 Rh7 32.Kg2 Rh5 33.Qxh4 Rxh4 34.a5 bxa5 35.
Ra1 Rh7 36.Rxa5 Rhe7 37.Ng3 Rb7 38.Ra2 Rb4 39.Nf1 Nh5 40.Kf2 Kg7 41.Nd2 
Kf7 42.Bc2 Re7 43.Ne2 Nh7 44.Re3 Rxe3 45.Kxe3 g5 46.fxg5 Nxg5 47.h4 Nh7 
48.Nf4 N7f6 49.Nxh5 Nxh5 50.b3 Rb7 51.Ra1 Re7+ 52.Kf3 Nf6 53.Nf1 Nh5 54.
Ne3 Kf6 55.Rg1 Ng7 56.Rg5 Re8 57.Ng2 Rh8 58.Nf4 Rh6 59.Bd1 Rxh4 60.Rg6+ 
Ke5 61.Nd3+ Kd4 62.Nxc5 dxc5 63.Rxg7 f4 64.d6 Ke5 65.d7 Bb7+ 66.Kf2 Rh2+ 
67.Ke1 Rh1+ 68.Kd2 Rh8 69.Kc3 Rd8 70.Bg4 Bc6 71.Rf7 f3 72.Rf5+ Kd6 73.Bxf3
Bxf3 74.Rxf3 Kxd7 75.Rf6 Ra8 76.Kd3 Rb8 77.Rxa6 Rxb3+ 78.Ke4 Rh3 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Hauchard, Arnaud"]
[Black "Shirov, Alexei"]
[Result "0-1"]
[WhiteElo "2425"]
[BlackElo "2580"]
[ECO "E32"]
[EventDate "1990.08.16"]
[PlyCount "76"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 O-O 5.a3 Bxc3+ 6.Qxc3 b6 7.Bg5 Bb7 8.Nh3 
h6 9.Bh4 c5 10.dxc5 bxc5 11.f3 Nc6 12.Bf2 d5 13.Bxc5 d4 14.Qd2 Re8 15.e4 
e5 16.Nf2 Qc7 17.b4 Nd8 18.Nd3 Ne6 19.Be2 Bxe4 20.fxe4 Nxe4 21.Qc2 N4xc5 
22.Nxc5 Nxc5 23.bxc5 e4 24.O-O Rad8 25.Rad1 Qxc5 26.Kh1 d3 27.Bxd3 exd3 
28.Qc3 Re3 29.h3 Qc6 30.Kg1 Re2 31.Rf3 Rc2 32.Qa5 Rd6 33.Qf5 Rg6 34.g4 Rf6
35.Qxd3 Qxf3 36.Qxc2 Qg3+ 37.Qg2 Qe3+ 38.Kh1 Rf2 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Hennigan, Michael"]
[Black "Borriss, Martin"]
[Result "1-0"]
[WhiteElo "2325"]
[BlackElo "2280"]
[ECO "B80"]
[EventDate "1990.08.16"]
[PlyCount "65"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be3 a6 7.f3 Be7 8.Qd2 Nc6
9.g4 Nd7 10.O-O-O O-O 11.h4 Nxd4 12.Bxd4 b5 13.g5 Rb8 14.Rg1 b4 15.Ne2 Qa5
16.Kb1 e5 17.Be3 Nc5 18.Nc1 Be6 19.h5 Na4 20.Nb3 Qc7 21.g6 a5 22.gxh7+ 
Kxh7 23.f4 Rg8 24.f5 Nc3+ 25.bxc3 bxc3 26.Qd3 Bd7 27.Qc4 Qb7 28.h6 Be8 29.
hxg7 Rxg7 30.Rxg7+ Kxg7 31.Qe2 Bf6 32.Qg4+ Kf8 33.Rxd6 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Hernandez, Gilberto"]
[Black "Sjodahl, Pontus"]
[Result "1-0"]
[WhiteElo "2530"]
[BlackElo "2335"]
[ECO "B39"]
[EventDate "1990.08.16"]
[PlyCount "55"]

1.Nf3 c5 2.c4 Nc6 3.d4 cxd4 4.Nxd4 g6 5.e4 Bg7 6.Be3 Nf6 7.Nc3 Ng4 8.Qxg4 
Nxd4 9.Qd1 Ne6 10.Qd2 Qa5 11.Rc1 b6 12.Be2 Bb7 13.f3 g5 14.O-O d6 15.Rfd1 
h5 16.a3 Qe5 17.b4 Bc6 18.a4 h4 19.Nb5 g4 20.f4 Qf6 21.f5 g3 22.fxe6 gxh2+
23.Kxh2 Bxe4 24.exf7+ Kf8 25.Bg5 h3 26.Bxf6 hxg2+ 27.Kg3 Bxf6 28.Bf3 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Kosashvili, Yona"]
[Black "Ulybin, Mikhail"]
[Result "0-1"]
[WhiteElo "2455"]
[BlackElo "2460"]
[ECO "C06"]
[EventDate "1990.08.16"]
[PlyCount "68"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.Bd3 c5 5.e5 Nfd7 6.c3 Nc6 7.Ne2 cxd4 8.cxd4 f6
9.exf6 Nxf6 10.Nf3 Bd6 11.O-O O-O 12.Bg5 Qb6 13.Nc3 Kh8 14.Na4 Qc7 15.Rc1 
Ng4 16.h3 Nh2 17.Nxh2 Bxh2+ 18.Kh1 Bf4 19.Qh5 g6 20.Bxf4 Rxf4 21.Bxg6 Qe7 
22.Bd3 Rh4 23.Qe2 e5 24.Qe3 Bg4 25.Nc3 Rg8 26.Kh2 e4 27.Be2 Bxh3 28.gxh3 
Qd6+ 29.Kh1 Qd7 30.Kh2 Qd6+ 31.Kh1 Qe6 32.Kh2 Ne5 33.f4 exf3 34.Rxf3 Ng4+ 
0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Martens, Martin"]
[Black "Djurhuus, Rune"]
[Result "0-1"]
[WhiteElo "2325"]
[BlackElo "2405"]
[ECO "C00"]
[EventDate "1990.08.16"]
[PlyCount "80"]

1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cxb4 5.a3 d4 6.axb4 Bxb4 7.Ba3 Bxa3 8.Nxa3 
Ne7 9.Bd3 Ng6 10.O-O Nc6 11.Re1 O-O 12.Re4 f6 13.exf6 Qxf6 14.Re1 e5 15.
Nc4 Bg4 16.Be4 Nh4 17.Ra3 Rae8 18.Kh1 Kh8 19.Qe2 h6 20.Qf1 Nxf3 21.gxf3 
Bd7 22.Qg2 Re7 23.Rg1 Bf5 24.Re1 Bxe4 25.Rxe4 b5 26.Nb2 a5 27.Rg4 Qf5 28.
Re4 a4 29.Qf1 Nb4 30.Qd1 Nd5 31.Nd3 Qxf3+ 32.Qxf3 Rxf3 33.Ra1 Kh7 34.Rb1 
b4 35.Kg2 Rf5 36.Ree1 e4 37.Nxb4 Nf4+ 38.Kg3 Re6 39.Kg4 Rf7 40.Rg1 Rg6+ 
0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Minero Pineda, Sergio"]
[Black "Sequera Paolini, Jose"]
[Result "1-0"]
[WhiteElo "2285"]
[ECO "E02"]
[EventDate "1990.08.16"]
[PlyCount "119"]

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ Bd7 6.Qxc4 Bc6 7.Nf3 Be7 8.O-O 
O-O 9.Nc3 Nbd7 10.Bf4 Rc8 11.Rac1 Bd5 12.Nxd5 Nxd5 13.Bd2 c5 14.e4 N5b6 
15.Qe2 cxd4 16.Nxd4 Ne5 17.Rxc8 Qxc8 18.Be3 Qc4 19.Qh5 Bf6 20.f4 Ng4 21.
Qxg4 Bxd4 22.Bf2 Rc8 23.b3 Bxf2+ 24.Rxf2 Qd4 25.Qe2 Rc3 26.Bf1 Re3 27.Qd2 
Rxe4 28.Bg2 Qa1+ 29.Rf1 Qd4+ 30.Qxd4 Rxd4 31.Bxb7 Rd2 32.Rf2 Rd1+ 33.Kg2 
Nd5 34.Bxd5 Rxd5 35.Rc2 Kf8 36.Rc8+ Ke7 37.Rc7+ Rd7 38.Rxd7+ Kxd7 39.Kf3 
Kd6 40.Ke4 Kc5 41.a3 f6 42.g4 h6 43.h4 Kc6 44.Kd4 Kb5 45.g5 Kc6 46.Kc4 Kb6
47.g6 Kc6 48.h5 Kd6 49.Kd4 Kc6 50.a4 Kd6 51.b4 Kc6 52.Kc4 Kb6 53.a5+ Kc6 
54.b5+ Kd6 55.a6 Kc7 56.Kc5 e5 57.fxe5 fxe5 58.Kd5 Kb6 59.Kxe5 Kxb5 60.Ke6
1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Mitkov, Nikola"]
[Black "Gokhan, Demir"]
[Result "1-0"]
[WhiteElo "2335"]
[ECO "B12"]
[EventDate "1990.08.16"]
[PlyCount "40"]

1.e4 c6 2.d4 d5 3.f3 dxe4 4.fxe4 e5 5.Nf3 exd4 6.Bc4 Be7 7.O-O Nf6 8.Ng5 
O-O 9.Bxf7+ Rxf7 10.Nxf7 Kxf7 11.e5 Kg8 12.exf6 Bxf6 13.Nd2 Be6 14.Ne4 Be7
15.Qh5 Nd7 16.Bg5 Bd5 17.Rae1 Bxg5 18.Nxg5 h6 19.Nf7 Nf6 20.Nxh6+ Kh7 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Moutousis, Konstantinos"]
[Black "Oblitas Guerrero, Carlomagno"]
[Result "1/2-1/2"]
[WhiteElo "2395"]
[ECO "C85"]
[EventDate "1990.08.16"]
[PlyCount "100"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Bxc6 dxc6 7.Nc3 Nd7 8.d4 
Bf6 9.dxe5 Nxe5 10.Qxd8+ Kxd8 11.Nxe5 Bxe5 12.Rd1+ Ke7 13.f4 Bxc3 14.bxc3 
Bg4 15.Ba3+ Kf6 16.Rd3 Rhd8 17.Kf2 Rxd3 18.cxd3 Rd8 19.Ke3 Bc8 20.c4 g6 
21.Bb4 h5 22.Rg1 Ke6 23.Rf1 f5 24.a4 b6 25.a5 c5 26.Ba3 Bb7 27.Bb2 Bc6 28.
g3 b5 29.Rc1 bxc4 30.Rxc4 Bb5 31.Rc3 fxe4 32.dxe4 c4 33.h3 Rd3+ 34.Rxd3 
cxd3 35.g4 hxg4 36.hxg4 c5 37.Bc3 Kf7 38.f5 c4 39.Kf4 Bc6 40.e5 gxf5 41.
gxf5 Bd7 42.Ke4 Bc8 43.Bb4 Bd7 44.Bc3 Bc8 45.f6 d2 46.Bxd2 c3 47.Bxc3 Be6 
48.Kd4 Ba2 49.Kc5 Bb3 50.Kb6 Bc4 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Nunez Garcia, Alberto"]
[Black "Rahman, Asad"]
[Result "0-1"]
[ECO "C19"]
[EventDate "1990.08.16"]
[PlyCount "112"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Nf3 Bd7 8.Bd3 b6
9.O-O O-O 10.h4 Ba4 11.h5 h6 12.Nh2 Kh8 13.Bf4 Qd7 14.Qd2 c4 15.Be2 Nbc6 
16.Nf3 Ng8 17.Be3 Nce7 18.Nh4 Kh7 19.Bg4 Qc8 20.Rfe1 Bd7 21.Bf4 Nc6 22.Bf3
Be8 23.g4 Qd8 24.g5 Rc8 25.Ng2 Nce7 26.Bg4 hxg5 27.Bxg5 Nh6 28.Bxh6 gxh6 
29.Qf4 Rg8 30.Re3 Rg7 31.Rg3 Ba4 32.Ne3 Qg8 33.Kh2 Rg5 34.Qf6 Re8 35.f4 
Rg7 36.Rag1 Qf8 37.Nf5 Rxg4 38.Rxg4 Nxf5 39.Rg8 Qxg8 40.Rxg8 Kxg8 41.Kg2 
Bxc2 42.Kf2 Bd1 43.Ke1 Bxh5 44.Kd2 b5 45.Kc1 a6 46.Kd2 a5 47.Kc1 Kh7 48.
Kb2 Rg8 49.Kb1 b4 50.axb4 axb4 51.cxb4 Rb8 52.Kc1 Bg6 53.b5 Rxb5 54.Qd8 
Rb3 55.Qa5 Nxd4 56.Qa7 Ne2+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Pardo, Marco"]
[Black "Watanabe, Akira"]
[Result "1-0"]
[ECO "A70"]
[EventDate "1990.08.16"]
[PlyCount "141"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 O-O 5.Nf3 c5 6.d5 d6 7.h3 e6 8.Bd3 exd5 9.
cxd5 Re8 10.O-O c4 11.Bxc4 Nxe4 12.Nxe4 Rxe4 13.Bd3 Re8 14.Bg5 Qb6 15.Re1 
Bd7 16.Rxe8+ Bxe8 17.Qe2 Nd7 18.Re1 Ne5 19.Kh1 Bd7 20.Nxe5 Bxe5 21.f4 Bd4 
22.Qd2 Rc8 23.Re7 h6 24.Bh4 Rc7 25.Re2 Bb5 26.Bd8 Bxd3 27.Bxc7 Qxc7 28.
Qxd3 Qc1+ 29.Kh2 Qxf4+ 30.g3 Qf6 31.b3 a5 32.Kg2 Kg7 33.Qf3 Qd8 34.Qe4 Be5
35.Qe3 Qd7 36.Qb6 a4 37.Qb4 axb3 38.Qxb3 Qc7 39.Qc2 Qe7 40.Qd3 Qd7 41.Qc4 
b6 42.Rf2 h5 43.a4 Qa7 44.Qc6 Qa5 45.Qb7 Bf6 46.Qc6 Be5 47.h4 Qb4 48.Qc2 
Qd4 49.Qb3 Qe4+ 50.Qf3 Qxf3+ 51.Kxf3 Bd4 52.Re2 Be5 53.Re4 Bf6 54.Rc4 Kf8 
55.Rc6 Bd4 56.Rxd6 Ke7 57.Rc6 Kd7 58.g4 hxg4+ 59.Kxg4 Be3 60.Kf3 Bd4 61.
Kg4 Be3 62.h5 gxh5+ 63.Kxh5 Ke7 64.Kg4 Kd7 65.Kf5 Bd4 66.Ke4 Bg1 67.Ke5 
Ke7 68.Rc7+ Ke8 69.Kd6 Bh2+ 70.Kc6 Bxc7 71.Kxc7 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Pedzich, Dominik"]
[Black "Sinowjew, Jurij"]
[Result "1-0"]
[WhiteElo "2415"]
[BlackElo "2255"]
[ECO "B85"]
[EventDate "1990.08.16"]
[PlyCount "67"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 a6 6.Be2 Qc7 7.Be3 Nf6 8.O-O 
Be7 9.f4 d6 10.a4 O-O 11.Kh1 Rd8 12.Qe1 Nxd4 13.Bxd4 e5 14.Be3 exf4 15.Bd4
Be6 16.Rxf4 d5 17.Qf2 Nxe4 18.Nxe4 dxe4 19.Rf1 f5 20.Bb6 Qxc2 21.Bxd8 Rxd8
22.Qb6 Qc8 23.Rd1 Rxd1+ 24.Bxd1 Bc5 25.Qa5 g5 26.Rf1 Bc4 27.Qc3 b5 28.Bb3 
Qe6 29.Bxc4 bxc4 30.Qh3 g4 31.Qh5 e3 32.Rxf5 e2 33.Qxg4+ Qg6 34.Qxg6+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Pilgrim, Peter"]
[Black "Ribas, Alejandro"]
[Result "1-0"]
[ECO "C15"]
[EventDate "1990.08.16"]
[PlyCount "53"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 dxe4 6.Qg4 Nf6 7.Qxg7 Rg8 8.
Qh6 Nbd7 9.Bg5 Rg6 10.Qh4 b6 11.Ne2 Bb7 12.Nf4 Rg8 13.a4 Qe7 14.a5 e5 15.
Nh5 Rg6 16.Bb5 c6 17.a6 cxb5 18.axb7 Rb8 19.Rxa7 exd4 20.Ra8 Rxg5 21.Qxg5 
Nxh5 22.Qxh5 Qc5 23.Qxc5 bxc5 24.cxd4 cxd4 25.Kd2 Ke7 26.Rxb8 Nxb8 27.Rb1 
1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Rios Parra, Mauricio"]
[Black "Egger Mancilla, Jorge"]
[Result "1/2-1/2"]
[BlackElo "2310"]
[ECO "C91"]
[EventDate "1990.08.16"]
[PlyCount "166"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.d4 d6 
9.c3 Bg4 10.Be3 Na5 11.Bc2 Nc4 12.Bc1 exd4 13.cxd4 c5 14.b3 Nb6 15.Bb2 
Nfd7 16.Nbd2 cxd4 17.h3 Bh5 18.g4 d3 19.Bxd3 Bg6 20.Nd4 Ne5 21.Bf1 Bg5 22.
N2f3 Nxf3+ 23.Qxf3 Nd7 24.Nc6 Qb6 25.Nb4 Qb7 26.Nd5 Rfe8 27.Qc3 Bf6 28.
Nxf6+ Nxf6 29.f3 Qb6+ 30.Qd4 Qxd4+ 31.Bxd4 Nd7 32.Bg2 Rac8 33.Rac1 f6 34.
Red1 Kf8 35.Bc3 Ke7 36.Bb4 Nc5 37.Bf1 Rc6 38.Be1 Rec8 39.Bg3 Bf7 40.Rd2 
Nb7 41.Rcd1 Be6 42.h4 Rc2 43.Kf2 R8c3 44.Be2 Rxd2 45.Rxd2 Bd7 46.Bf4 a5 
47.g5 fxg5 48.Bxg5+ Ke8 49.h5 b4 50.Be3 g6 51.hxg6 hxg6 52.Ba6 Nc5 53.Bc4 
Nb7 54.Rb2 Nc5 55.Ke2 Na4 56.Rd2 Rc1 57.Rxd6 Nc3+ 58.Kf2 Nd1+ 59.Ke2 Nc3+ 
60.Kd3 Rd1+ 61.Bd2 g5 62.Kc2 Ra1 63.Bxc3 bxc3 64.Rg6 Rxa2+ 65.Kxc3 Rf2 66.
Rxg5 Rxf3+ 67.Kd4 a4 68.b4 Rf2 69.Ke5 Rh2 70.Rg8+ Ke7 71.Ra8 Rh5+ 72.Kd4 
Rg5 73.b5 Rh5 74.Rxa4 Bxb5 75.Ra7+ Kf8 76.Bd5 Be8 77.Kc5 Rg5 78.Kd6 Rg7 
79.Ra8 Rg6+ 80.Ke5 Ke7 81.Ra7+ Bd7 82.Bb3 Kd8 83.Bf7 Rh6 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Rodriguez Vila, Andres"]
[Black "Stephens, Malcolm"]
[Result "1-0"]
[WhiteElo "2365"]
[ECO "C05"]
[EventDate "1990.08.16"]
[PlyCount "77"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.c3 c5 6.Bd3 Nc6 7.Ngf3 f5 8.O-O Be7 
9.Re1 a5 10.Nf1 c4 11.Bc2 b5 12.Ng3 Nb6 13.Nh5 Rg8 14.Qd2 Kd7 15.Qf4 Kc7 
16.Qg3 h6 17.Qg6 Kb7 18.Nxg7 Qf8 19.Bxh6 Bd7 20.Re3 Na4 21.Rb1 Ka7 22.Nd2 
Qc8 23.Rg3 Qb7 24.Nf3 Raf8 25.Qh5 Rh8 26.Rg6 Nd8 27.Qh3 Rfg8 28.Qg3 Rxh6 
29.Rxh6 Be8 30.Rh7 Bf8 31.Nxe8 Qxh7 32.Nf6 Rxg3 33.Nxh7 Rg8 34.Nxf8 Rxf8 
35.Bxa4 bxa4 36.Ng5 Rg8 37.h4 Nc6 38.Nxe6 Rb8 39.a3 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Sherzer, Alex"]
[Black "Lutz, Christopher"]
[Result "0-1"]
[WhiteElo "2440"]
[BlackElo "2445"]
[ECO "B60"]
[EventDate "1990.08.16"]
[PlyCount "142"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 Nc6 7.Bxf6 gxf6 8.Be2
Rg8 9.g3 Bh3 10.Nb3 f5 11.exf5 Bxf5 12.O-O e6 13.Re1 Be7 14.Bf3 Qb6 15.a4 
O-O-O 16.a5 Qc7 17.Bxc6 bxc6 18.Nd4 Bg6 19.Qe2 Kb7 20.Ra3 Rb8 21.Qc4 Rgc8 
22.Rb3+ Ka7 23.Rxb8 Kxb8 24.Qxa6 Qb7 25.Qc4 d5 26.Qa4 Bc5 27.Rd1 e5 28.Nf3
e4 29.Nd4 Bh5 30.Rf1 Bg4 31.Kg2 Qd7 32.Rb1 Rc7 33.a6 Bxd4 34.Qxd4 Bf3+ 35.
Kf1 Qh3+ 36.Ke1 Qxh2 37.Qb6+ Ka8 38.Ne2 e3 39.Qxe3 Qh1+ 40.Kd2 Qxb1 41.
Qxf3 Qxb2 42.Qf4 Qb6 43.Qd6 Ka7 44.f4 Kxa6 45.f5 Kb7 46.f6 Rc8 47.Qe7+ Qc7
48.Qb4+ Ka6 49.c3 Qb6 50.Qa3+ Kb7 51.Qe7+ Rc7 52.Qd6 Qb2+ 53.Kd3 Qb1+ 54.
Kd2 Qa2+ 55.Kd3 Qc4+ 56.Kd2 Kb6 57.Qd8 Qa2+ 58.Kd3 Qa6+ 59.Kd2 Qc8 60.Qd6 
Qe6 61.Qd8 Qd7 62.Qg8 Ra7 63.Qb8+ Rb7 64.Qf8 Kc7 65.Nd4 Rb2+ 66.Ke3 Rb8 
67.Qc5 Qe8+ 68.Kd2 Rb2+ 69.Kc1 Rb6 70.Kd2 Qe5 71.c4 Qd6 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Silva Lillo, Sebastian"]
[Black "Liardet, Fabrice"]
[Result "0-1"]
[BlackElo "2300"]
[ECO "A56"]
[EventDate "1990.08.16"]
[PlyCount "70"]

1.d4 Nf6 2.c4 c5 3.e3 e6 4.Nc3 b6 5.Nf3 cxd4 6.exd4 d5 7.cxd5 Nxd5 8.Bd3 
Be7 9.O-O O-O 10.Re1 Bb7 11.a3 Nc6 12.Bc2 Rc8 13.Qd3 g6 14.Bh6 Re8 15.Rad1
Na5 16.Ne5 Nxc3 17.bxc3 Qd5 18.f3 Nc4 19.Bb3 Nxe5 20.Bxd5 Nxd3 21.Bxb7 
Nxe1 22.Bxc8 Nxf3+ 23.gxf3 Rxc8 24.Rd3 Bxa3 25.c4 Bf8 26.Bxf8 Kxf8 27.d5 
Rxc4 28.dxe6 fxe6 29.Rd7 a5 30.Rxh7 b5 31.Ra7 a4 32.Kf2 Rc3 33.Kg3 a3 34.
Kg4 Rc4+ 35.Kg5 Ra4 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Tuffery, Paul"]
[Black "Peralta, Eduardo"]
[Result "0-1"]
[BlackElo "2255"]
[ECO "A37"]
[EventDate "1990.08.16"]
[PlyCount "68"]

1.Nf3 c5 2.c4 Nc6 3.Nc3 g6 4.g3 Bg7 5.Bg2 e6 6.d3 Nge7 7.O-O O-O 8.Be3 b6 
9.Qd2 Nf5 10.Bf4 Bb7 11.Nb5 a6 12.Nd6 Nxd6 13.Bxd6 Re8 14.Bf4 d5 15.cxd5 
exd5 16.Bh6 Bh8 17.Rab1 a5 18.h4 Qd7 19.Kh2 d4 20.a3 Re7 21.Rfe1 Rae8 22.
h5 Ne5 23.Nxe5 Rxe5 24.hxg6 Rh5+ 25.Kg1 Bxg2 26.gxf7+ Kxf7 27.Qf4+ Rf5 28.
Kxg2 Rxf4 29.Bxf4 Be5 30.Rh1 Qd5+ 31.f3 Bxf4 32.Rxh7+ Kg8 33.Rbh1 Rxe2+ 
34.Kg1 Be3+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "10"]
[White "Weiding, Tom"]
[Black "Pitterson, Jomo"]
[Result "1/2-1/2"]
[ECO "B02"]
[EventDate "1990.08.16"]
[PlyCount "100"]

1.e4 Nf6 2.Nc3 d5 3.exd5 Nxd5 4.Nxd5 Qxd5 5.Nf3 Bg4 6.Be2 e6 7.c3 c6 8.O-O
Bd6 9.h3 Bh5 10.d4 Bc7 11.g3 Nd7 12.Kg2 Nf6 13.b3 O-O-O 14.Bc4 Qf5 15.Nh4 
Qa5 16.Qe1 Bd6 17.a4 Bg6 18.b4 Qc7 19.Bb3 Bd3 20.Rg1 Qb6 21.Kh1 Nd5 22.Be3
Rd7 23.Qd2 Ba6 24.Rgb1 Qd8 25.Ng2 Nb6 26.b5 cxb5 27.axb5 Bxb5 28.Bxe6 fxe6
29.Rxb5 a6 30.Rbb1 Rf8 31.Nf4 Re7 32.d5 Nc4 33.Qd3 Nxe3 34.Qxe3 exd5 35.
Qd2 Bb8 36.Qd4 Bxf4 37.gxf4 Qd6 38.Rb4 Re4 39.Qa7 Qxf4 40.Kg1 Rxb4 41.cxb4
Qxb4 42.Rc1+ Kd7 43.Qe3 Re8 44.Qf3 Re1+ 45.Rxe1 Qxe1+ 46.Kh2 Qe5+ 47.Kg1 
Ke6 48.Qg4+ Qf5 49.Qd4 Qg5+ 50.Kf1 Qc1+ 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Alterman, Boris"]
[Black "Hennigan, Michael"]
[Result "1/2-1/2"]
[WhiteElo "2400"]
[BlackElo "2325"]
[ECO "E84"]
[EventDate "1990.08.16"]
[PlyCount "84"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 Nc6 7.Qd2 a6 8.Nge2 Rb8 
9.a3 b5 10.cxb5 axb5 11.d5 Ne5 12.Nd4 Bd7 13.b4 Qe8 14.Be2 Nc4 15.Bxc4 
bxc4 16.O-O e5 17.Nde2 Nh5 18.g4 Nf4 19.Nxf4 exf4 20.Bd4 Be5 21.Kh1 Qe7 
22.Ne2 h5 23.gxh5 g5 24.Rg1 Kh7 25.Bxe5 dxe5 26.d6 cxd6 27.Nc3 Be6 28.Rad1
Rfd8 29.b5 f6 30.a4 Qf7 31.a5 Qxh5 32.Qe2 Qe8 33.Rb1 Kg7 34.Qf2 d5 35.exd5
Rxd5 36.Rgd1 Rxd1+ 37.Rxd1 Rxb5 38.Nxb5 Qxb5 39.Qb6 Qa4 40.Rf1 Bh3 41.Qb7+
Kg6 42.Qd5 Bxf1 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Comas i Fabrego, Lluis"]
[Black "Camejo Almeida, Rui"]
[Result "1/2-1/2"]
[WhiteElo "2365"]
[BlackElo "2360"]
[ECO "D36"]
[EventDate "1990.08.16"]
[PlyCount "31"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.cxd5 exd5 6.Bg5 Be7 7.Qc2 O-O 8.e3 
Nbd7 9.Bd3 Re8 10.O-O Nf8 11.Bxf6 Bxf6 12.h3 Be6 13.Bf5 g6 14.Bxe6 Nxe6 
15.Rfd1 Bg7 16.Qe2 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Gokhan, Demir"]
[Black "Watanabe, Roberto"]
[Result "1/2-1/2"]
[BlackElo "2250"]
[ECO "B33"]
[EventDate "1990.08.16"]
[PlyCount "63"]

1.e4 c5 2.Ne2 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 
b5 9.Nd5 Be7 10.Bxf6 Bxf6 11.c3 Ne7 12.Nxe7 Qxe7 13.Nc2 Bb7 14.Bd3 Bg5 15.
O-O O-O 16.Re1 Rad8 17.Qe2 d5 18.exd5 Rxd5 19.Nb4 Rd6 20.Be4 Rd2 21.Qf3 
Bxe4 22.Qxe4 a5 23.Nd3 Rd8 24.Nxe5 f6 25.Nc6 Qxe4 26.Rxe4 f5 27.Nxd8 fxe4 
28.Ne6 Bf6 29.Rb1 Be7 30.Kf1 b4 31.cxb4 axb4 32.Re1 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Djurhuus, Rune"]
[Black "Hauchard, Arnaud"]
[Result "1/2-1/2"]
[WhiteElo "2405"]
[BlackElo "2425"]
[ECO "C68"]
[EventDate "1990.08.16"]
[PlyCount "123"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O Ne7 6.Nxe5 Qd4 7.Qh5 g6 8.Nf3
Qxe4 9.Qa5 b6 10.Qc3 Rg8 11.Re1 Qd5 12.Qe3 Qe6 13.Qf4 Qd6 14.d3 h6 15.Nc3 
g5 16.Qe4 Be6 17.Nd4 Rg6 18.Bd2 O-O-O 19.Nxe6 Rxe6 20.Qc4 b5 21.Qb3 Nf5 
22.Rxe6 fxe6 23.Ne4 Qd5 24.Be3 a5 25.Qc3 Bb4 26.Qf6 Rf8 27.Qg6 Qe5 28.c3 
Bd6 29.Nxd6+ cxd6 30.Re1 Qf6 31.Qxf6 Rxf6 32.Bd2 Kd7 33.a4 Ne7 34.Ra1 Rf5 
35.Kf1 Rd5 36.Ke2 Ng6 37.d4 e5 38.Be3 exd4 39.Bxd4 Nf4+ 40.Kf3 b4 41.Ke4 
Ne6 42.Be3 Nc5+ 43.Kf3 Nd3 44.Rb1 Ne5+ 45.Ke4 Ke6 46.f4 Nc4 47.cxb4 axb4 
48.Rc1 Nxe3 49.Kxe3 gxf4+ 50.Kxf4 Kd7 51.Ke3 Re5+ 52.Kd3 c5 53.g4 Rd5+ 54.
Ke3 Rd4 55.Rg1 b3 56.h4 Rxa4 57.g5 hxg5 58.hxg5 Ra8 59.g6 Ke6 60.Kd3 d5 
61.Kc3 c4 62.g7 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Egger Mancilla, Jorge"]
[Black "Apaza, Henry"]
[Result "1-0"]
[WhiteElo "2310"]
[ECO "C16"]
[EventDate "1990.08.16"]
[PlyCount "69"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 Qd7 5.Qg4 f5 6.Qg3 b6 7.Bd2 Bb7 8.Bb5 Nc6 
9.Nf3 O-O-O 10.O-O-O Nh6 11.Ne2 Be7 12.Nf4 Rdg8 13.h4 Nf7 14.h5 Kb8 15.c4 
Nfd8 16.cxd5 exd5 17.e6 Qc8 18.Rhe1 Bd6 19.Ng5 Rf8 20.Qc3 h6 21.Nf7 Nb4 
22.Nxd6 Nxa2+ 23.Kc2 Nxc3 24.Nxc8 Nxd1 25.Kxd1 Nxe6 26.Nxe6 Rxc8 27.Bd7 
Rcg8 28.Bf4 Bc8 29.Bc6 Bb7 30.Bxc7+ Kc8 31.Bxb7+ Kxb7 32.Be5 Rh7 33.Nf4 g5
34.hxg6 Rd8 35.Rh1 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Gurevich, Ilya"]
[Black "Grigore, George-Gabriel"]
[Result "1-0"]
[WhiteElo "2415"]
[BlackElo "2380"]
[ECO "B32"]
[EventDate "1990.08.16"]
[PlyCount "81"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 d6 6.c4 Be7 7.N1c3 a6 8.Na3 
Be6 9.Be2 Bg5 10.Nc2 Bxc1 11.Rxc1 Nf6 12.O-O O-O 13.Qd3 Qb6 14.b3 Rfd8 15.
Rfd1 Rac8 16.h3 Ne7 17.Bf1 h6 18.g3 Qa5 19.b4 Qb6 20.Nd5 Bxd5 21.exd5 Nd7 
22.a3 a5 23.h4 Qa7 24.Bh3 b6 25.Na1 Rc7 26.Nb3 Nf6 27.Bg2 Nd7 28.Bh3 Nf6 
29.Bg2 Nd7 30.c5 bxc5 31.Nxa5 Nb8 32.Qb5 cxb4 33.axb4 Nf5 34.Rxc7 Qxc7 35.
Nc6 Rf8 36.Be4 Ne7 37.Ra1 Nbxc6 38.dxc6 f5 39.Qb7 Qxb7 40.cxb7 fxe4 41.b5 
1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Holmsten, Aleksei"]
[Black "Rios Parra, Mauricio"]
[Result "1/2-1/2"]
[ECO "B27"]
[EventDate "1990.08.16"]
[PlyCount "82"]

1.e4 c5 2.Nf3 g6 3.c3 Bg7 4.d4 cxd4 5.cxd4 d5 6.e5 Bg4 7.h3 Bxf3 8.Qxf3 e6
9.Nc3 Nh6 10.g4 Nc6 11.Bb5 O-O 12.Bxc6 bxc6 13.h4 Qb6 14.Bxh6 Bxh6 15.g5 
Bg7 16.O-O-O Rab8 17.Rd2 h5 18.Na4 Qb4 19.b3 Qa3+ 20.Kd1 Rb4 21.Nc5 Rxd4 
22.Rxd4 Qxc5 23.Qe3 Qa3 24.Rd2 Rc8 25.Ke2 c5 26.Rc2 Qa6+ 27.Kf3 d4 28.Qe4 
Bxe5 29.Rd1 Qd6 30.Rc4 Bg7 31.b4 f5 32.gxf6 Rf8 33.Kg2 Rxf6 34.bxc5 Qf8 
35.f3 e5 36.Qxe5 Qf7 37.Qxd4 Rxf3 38.Qd5 Rf2+ 39.Kh3 Rf3+ 40.Kg2 Rf2+ 41.
Kh3 Rf3+ 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Le Quang, Kim"]
[Black "Amir, Karim"]
[Result "1/2-1/2"]
[BlackElo "2290"]
[ECO "B90"]
[EventDate "1990.08.16"]
[PlyCount "124"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e5 7.Nf3 h6 8.Bc4 Be7
9.O-O O-O 10.Nh4 d5 11.exd5 b5 12.Bb3 e4 13.Ng6 fxg6 14.d6+ Kh7 15.dxe7 
Qxe7 16.Nd5 Nxd5 17.Qxd5 Bb7 18.Bc5 Bxd5 19.Bxe7 Rf5 20.Bxd5 Rxd5 21.Rfd1 
Re5 22.Bd6 Re6 23.a4 bxa4 24.Rxa4 Nd7 25.Bf4 Nb6 26.Ra2 g5 27.Bc1 Rc8 28.
b3 a5 29.Be3 Rc7 30.Kf1 Kg6 31.Ke2 Nd7 32.Rd5 Rec6 33.c4 a4 34.Rxa4 Nb6 
35.Bxb6 Rxb6 36.Ra3 Rcb7 37.Rd2 Rxb3 38.Rxb3 Rxb3 39.Rc2 Kf6 40.c5 Ke7 41.
Rc4 Kd7 42.Rxe4 Rc3 43.Re5 g6 44.Kd2 Rc4 45.Rd5+ Kc7 46.Rd6 Rxc5 47.Rxg6 
h5 48.Ke3 h4 49.h3 Kd7 50.Kf3 Rf5+ 51.Ke4 Rxf2 52.Rxg5 Rf8 53.Rf5 Rg8 54.
Kf3 Ke6 55.Rh5 Rf8+ 56.Ke3 Rg8 57.Kf2 Rf8+ 58.Ke3 Rg8 59.Kf2 Rf8+ 60.Kg1 
Rf4 61.Rg5 Kf6 62.Rg8 Ra4 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Liardet, Fabrice"]
[Black "Pupo, Emilio"]
[Result "0-1"]
[WhiteElo "2300"]
[BlackElo "2325"]
[ECO "E60"]
[EventDate "1990.08.16"]
[PlyCount "66"]

1.d4 Nf6 2.c4 g6 3.f3 Bg7 4.e4 d6 5.Be3 O-O 6.Ne2 Nc6 7.Qd2 a6 8.Na3 Rb8 
9.Nc3 e5 10.d5 Nd4 11.Nc2 c5 12.dxc6 Nxc2+ 13.Qxc2 bxc6 14.O-O-O Be6 15.
Be2 Qc7 16.Rd2 Rfd8 17.Rhd1 h6 18.g4 Bf8 19.h4 Qb7 20.Na4 Rd7 21.Nb6 Rdd8 
22.Qa4 Nd7 23.Nxd7 Rxd7 24.c5 dxc5 25.Bxa6 Qb6 26.Bc4 Ra7 27.Qc2 Rxa2 28.
Bxa2 Bxa2 29.b4 Qxb4 30.Qxa2 Qc3+ 31.Rc2 Qxe3+ 32.Rdd2 c4 33.Qxc4 Qe1+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Livshits, Ron"]
[Black "Minero Pineda, Sergio"]
[Result "0-1"]
[WhiteElo "2250"]
[BlackElo "2285"]
[ECO "C06"]
[EventDate "1990.08.16"]
[PlyCount "98"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.c3 c5 6.Bd3 Nc6 7.Ne2 cxd4 8.cxd4 f6
9.exf6 Nxf6 10.O-O Bd6 11.Nf3 Qc7 12.Bg5 O-O 13.Rc1 Nh5 14.Bb1 Nf4 15.Nc3 
Qf7 16.g3 Nh3+ 17.Kg2 Qxf3+ 18.Qxf3 Rxf3 19.Be3 Rxe3 20.fxe3 Ng5 21.h4 Nf7
22.Bxh7+ Kxh7 23.Rxf7 Nd8 24.Rf2 Bd7 25.g4 Kg8 26.Rcf1 Nc6 27.g5 Ne7 28.
Rf3 Nf5 29.Rh3 b5 30.h5 b4 31.Nd1 e5 32.h6 gxh6 33.gxh6 Kh7 34.Kh1 exd4 
35.Rhf3 Rf8 36.Rg1 dxe3 37.Nxe3 Bc5 38.Nxd5 Bc6 39.Rd1 Ne3 40.Rxf8 Bxf8 
41.Rc1 Bxd5+ 42.Kg1 Kxh6 43.Rc8 Bg7 44.b3 Nd1 45.Kf1 Nc3 46.Rd8 Be4 47.
Rd6+ Bg6 48.Ra6 Bd4 49.a3 Bb6 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Lutz, Christopher"]
[Black "Moutousis, Konstantinos"]
[Result "1-0"]
[WhiteElo "2445"]
[BlackElo "2395"]
[ECO "A90"]
[EventDate "1990.08.16"]
[PlyCount "121"]

1.d4 f5 2.Nf3 Nf6 3.g3 e6 4.Bg2 d5 5.O-O Bd6 6.c4 c6 7.b3 Qe7 8.Ne5 O-O 9.
Bf4 Nh5 10.e3 Nxf4 11.exf4 Nd7 12.Nd2 Nxe5 13.fxe5 Ba3 14.Qc2 Bb4 15.Nf3 
Bd7 16.Qb2 Be8 17.a3 Ba5 18.b4 Bd8 19.a4 g5 20.Nd2 f4 21.Ra3 Bg6 22.a5 a6 
23.Qc3 Rf7 24.Nb3 h5 25.Nc5 Qe8 26.gxf4 Rxf4 27.Nxb7 Be7 28.Nd6 Qd7 29.
cxd5 cxd5 30.Rc1 Bxd6 31.exd6 Qxd6 32.Qg3 Qxb4 33.Qxg5 Rg4 34.Qe3 Qxd4 35.
Qxe6+ Bf7 36.Qc6 Re8 37.Rg3 h4 38.Rxg4+ Qxg4 39.h3 Qg5 40.Kh1 Re6 41.Qc8+ 
Kh7 42.Qc2+ Bg6 43.Qb2 Re5 44.Rc7+ Kh6 45.Qd4 Qf6 46.Qd2+ Rg5 47.Rc1 Bf7 
48.Rb1 Kh7 49.Rb6 Qg7 50.Qf4 Bh5 51.Rb7 Rxg2 52.Rxg7+ Rxg7 53.Qxh4 Kg6 54.
Kg2 Kf5+ 55.Kf1 Bf3 56.Qh6 Rb7 57.Qf8+ Ke4 58.Qe8+ Kf4 59.Qe3+ Kf5 60.
Qxf3+ Ke5 61.h4 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Oblitas Guerrero, Carlomagno"]
[Black "Akopian, Vladimir"]
[Result "0-1"]
[BlackElo "2535"]
[ECO "B08"]
[EventDate "1990.08.16"]
[PlyCount "64"]

1.d4 d6 2.e4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2 O-O 6.h3 c5 7.dxc5 Qa5 8.O-O 
Qxc5 9.Be3 Qa5 10.Qd2 Re8 11.Nb5 Qxd2 12.Nxd2 Na6 13.Nxa7 Bd7 14.Nb5 Bc6 
15.Bd3 Nd7 16.Nd4 Nb4 17.a3 Nxd3 18.cxd3 Ne5 19.Nxc6 bxc6 20.d4 Nd3 21.Nc4
d5 22.exd5 cxd5 23.Nb6 Rab8 24.Nxd5 e6 25.Nc3 Nxb2 26.Ra2 Nc4 27.a4 Rb3 
28.Nb5 Ra8 29.Raa1 Nxe3 30.fxe3 Rxe3 31.Rfd1 Rb3 32.Kf2 Rxb5 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Peralta, Eduardo"]
[Black "Barahona, Daniel"]
[Result "0-1"]
[WhiteElo "2255"]
[BlackElo "2250"]
[ECO "E99"]
[EventDate "1990.08.16"]
[PlyCount "58"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 e5 7.O-O Nc6 8.d5 Ne7 
9.Ne1 Nd7 10.Be3 f5 11.f3 Nf6 12.b4 f4 13.Bf2 g5 14.c5 Ng6 15.cxd6 cxd6 
16.Rc1 Rf7 17.a4 Bf8 18.a5 Bd7 19.Nb5 g4 20.Nc7 g3 21.hxg3 fxg3 22.Bxg3 
Nh5 23.Bh2 Bh6 24.Nxa8 Be3+ 25.Rf2 Qh4 26.Nd3 Ngf4 27.Qf1 Ng3 28.Rc2 Nxf1 
29.Bxf1 Nxd3 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Pitterson, Jomo"]
[Black "Pilgrim, Peter"]
[Result "1/2-1/2"]
[ECO "A41"]
[EventDate "1990.08.16"]
[PlyCount "35"]

1.d4 d6 2.Nf3 g6 3.c3 Nf6 4.Bg5 Bg7 5.Nbd2 Nc6 6.e3 e5 7.Bd3 O-O 8.O-O Bg4
9.h3 Bxf3 10.Qxf3 h6 11.Bh4 g5 12.Bg3 Re8 13.Rad1 Rb8 14.Rfe1 d5 15.dxe5 
Nxe5 16.Bxe5 Rxe5 17.Nb3 Qe7 18.Nc1 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Rahman, Asad"]
[Black "Figueroa, Francisco"]
[Result "0-1"]
[ECO "B33"]
[EventDate "1990.08.16"]
[PlyCount "136"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Nb3 Bb4 7.Bg5 h6 8.Bxf6 
Bxc3+ 9.bxc3 Qxf6 10.Bc4 O-O 11.O-O d6 12.Bd5 Rd8 13.Rb1 Be6 14.c4 Rac8 
15.Qd2 Qe7 16.Rfe1 Rc7 17.Re3 Rdc8 18.Rg3 Kh8 19.c3 Nb8 20.Na5 b6 21.Nb3 
Nd7 22.Rf1 Nf6 23.Re3 Bxd5 24.cxd5 Rc4 25.f3 Qc7 26.Rc1 Nd7 27.Qb2 Nc5 28.
Nxc5 Qxc5 29.Qf2 Qa3 30.Qd2 b5 31.Rb1 Rxc3 32.Rxc3 Rxc3 33.Rxb5 Qc1+ 34.
Qxc1 Rxc1+ 35.Kf2 Rc2+ 36.Kg3 Rxa2 37.Rb8+ Kh7 38.Rd8 Ra6 39.Rd7 Kg6 40.
Kg4 h5+ 41.Kh4 f6 42.g4 hxg4 43.Kxg4 f5+ 44.exf5+ Kf6 45.h3 Rb6 46.Rxa7 
Rb5 47.Ra8 Rxd5 48.Rf8+ Ke7 49.Ra8 Rd1 50.Ra7+ Kf6 51.Rd7 Rg1+ 52.Kh4 Kxf5
53.Rxd6 g5+ 54.Kh5 Rh1 55.Kh6 Rxh3+ 56.Kg7 Rxf3 57.Rf6+ Kg4 58.Re6 Rf5 59.
Kg6 Kf4 60.Ra6 e4 61.Ra1 Rd5 62.Rf1+ Kg3 63.Re1 Kf3 64.Kh5 e3 65.Rf1+ Kg2 
66.Rf8 Re5 67.Ra8 e2 68.Ra2 Kf1 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Ribas, Alejandro"]
[Black "Weiding, Tom"]
[Result "1-0"]
[ECO "B07"]
[EventDate "1990.08.16"]
[PlyCount "41"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be2 Bg7 5.h4 Nc6 6.h5 e5 7.h6 Bf8 8.Bb5 Bd7 9.
Nf3 exd4 10.Nxd4 Nxd4 11.Qxd4 Rg8 12.Bg5 Bxb5 13.Nd5 Be7 14.Bxf6 Bxf6 15.
Nxf6+ Ke7 16.Nxg8+ Qxg8 17.e5 Kd7 18.O-O-O Qf8 19.exd6 cxd6 20.Qe5 a6 21.
Rxd6+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Rodriguez Vila, Andres"]
[Black "Gdanski, Jacek"]
[Result "1/2-1/2"]
[WhiteElo "2365"]
[BlackElo "2420"]
[ECO "C06"]
[EventDate "1990.08.16"]
[PlyCount "109"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.c3 c5 6.Bd3 Nc6 7.Ne2 cxd4 8.cxd4 
Qb6 9.Nf3 f6 10.exf6 Nxf6 11.O-O Bd6 12.a3 O-O 13.b4 e5 14.dxe5 Nxe5 15.
Nxe5 Bxe5 16.Be3 Qd6 17.Bc5 Bxh2+ 18.Kh1 Qe5 19.Bxf8 Qh5 20.Ng3 Qh4 21.Nf5
Bxf5 22.Bxf5 Be5+ 23.Bh3 Bxa1 24.Bxg7 Kxg7 25.Qxa1 Re8 26.Kg1 Re2 27.Qc1 
Kg6 28.Qc8 Qe4 29.Qxb7 d4 30.Qb5 d3 31.Bc8 Qd5 32.Qxd5 Nxd5 33.Rd1 d2 34.
Kf1 Nc3 35.Ba6 Rxf2+ 36.Kxf2 Nxd1+ 37.Ke2 Ne3 38.Kxd2 Nxg2 39.Bd3+ Kf6 40.
Bxh7 Ke5 41.Kc3 Nf4 42.Kc4 Kd6 43.Kb5 Kc7 44.Ka6 Kb8 45.b5 Nd5 46.Be4 Nc3 
47.Bc6 Nb1 48.a4 Nc3 49.Ka5 Kc7 50.Bf3 Na2 51.Ka6 Kb8 52.b6 Nb4+ 53.Kb5 
Nd3 54.Bg2 axb6 55.Kxb6 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Sequera Paolini, Jose"]
[Black "Silva Lillo, Sebastian"]
[Result "0-1"]
[ECO "B04"]
[EventDate "1990.08.16"]
[PlyCount "62"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 g6 5.Bc4 Nb6 6.Bb3 Bg7 7.O-O O-O 8.Nc3 Nc6
9.e6 fxe6 10.Re1 d5 11.Bg5 Nc4 12.Bxc4 dxc4 13.Re4 Rf5 14.Be3 b5 15.a3 a6 
16.Rh4 Bf6 17.Rh3 e5 18.d5 Nd4 19.Bxd4 exd4 20.Nxd4 Rxd5 21.Nxd5 Qxd5 22.
Re3 Qxd4 23.Qf3 Rb8 24.Rd1 Bg4 25.Rxd4 Bxf3 26.Rd7 Bg4 27.Rxc7 Rd8 28.h3 
Bf5 29.c3 Rd1+ 30.Kh2 Bg5 31.Rf3 e5 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Sherzer, Alex"]
[Black "Hernandez Sevillano, Gustavo"]
[Result "1/2-1/2"]
[WhiteElo "2440"]
[BlackElo "2205"]
[ECO "C30"]
[EventDate "1990.08.16"]
[PlyCount "98"]

1.e4 e5 2.f4 Nf6 3.fxe5 Nxe4 4.Nf3 Ng5 5.d4 Nxf3+ 6.Qxf3 Qh4+ 7.Qf2 Qxf2+ 
8.Kxf2 d6 9.exd6 Bxd6 10.Nd2 Bf5 11.c3 c6 12.Nc4 Bc7 13.Bg5 f6 14.Re1+ Kf7
15.Bh4 Rd8 16.Bg3 Bxg3+ 17.Kxg3 Be6 18.h4 a5 19.Nb6 Ra7 20.a3 Nd7 21.Nxd7 
Rxd7 22.h5 Re7 23.Bd3 h6 24.Re3 b6 25.Rhe1 Bc8 26.Be4 Rac7 27.Kf4 Kf8 28.
Bf5 Ba6 29.Be6 Re8 30.b3 Bc8 31.Bxc8 Rexc8 32.Kf5 Kf7 33.Re6 Rd8 34.g4 
Rd5+ 35.Kf4 Rb5 36.b4 axb4 37.axb4 c5 38.bxc5 bxc5 39.d5 c4 40.d6 Rd7 41.
Re7+ Rxe7 42.Rxe7+ Kf8 43.Rc7 Rd5 44.Rxc4 Rxd6 45.Rc7 Rd5 46.c4 Rg5 47.c5 
Ke8 48.c6 Kd8 49.Rf7 Kc8 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Shirov, Alexei"]
[Black "Hernandez, Gilberto"]
[Result "1-0"]
[WhiteElo "2580"]
[BlackElo "2530"]
[ECO "E90"]
[EventDate "1990.08.16"]
[PlyCount "95"]

1.d4 Nf6 2.c4 c5 3.d5 g6 4.Nc3 Bg7 5.e4 d6 6.h3 O-O 7.Nf3 e6 8.Bd3 Na6 9.
O-O Nc7 10.Re1 Re8 11.a4 Rb8 12.Bg5 h6 13.Bd2 exd5 14.exd5 Rxe1+ 15.Qxe1 
b6 16.Bf4 a6 17.Qd2 Qf8 18.Bh2 Bd7 19.Qf4 Nce8 20.Rb1 Nh5 21.Qd2 f5 22.b4 
Rd8 23.Ne2 a5 24.bxa5 bxa5 25.Qxa5 Qf6 26.Nf4 Nxf4 27.Bxf4 g5 28.Bc1 Qe7 
29.Bd2 Nf6 30.Bc3 Nh5 31.Bxg7 Nxg7 32.Qa7 g4 33.hxg4 fxg4 34.Nd2 g3 35.Nf3
Rf8 36.Rb8 Ne8 37.Bg6 Qg7 38.fxg3 Nf6 39.Rxf8+ Kxf8 40.Qb8+ Ke7 41.Qb1 
Bxa4 42.Nh4 Bd7 43.Qb7 Kf8 44.Qb8+ Ke7 45.Qc7 Ne8 46.Bxe8 Kxe8 47.Qxd6 
Qd4+ 48.Kh2 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Sinowjew, Jurij"]
[Black "Mitkov, Nikola"]
[Result "0-1"]
[WhiteElo "2255"]
[BlackElo "2335"]
[ECO "C88"]
[EventDate "1990.08.16"]
[PlyCount "129"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Be7 7.Re1 O-O 8.d3 Bb7
9.c3 Re8 10.Nbd2 h6 11.d4 d6 12.Nf1 Bf8 13.Ng3 Na5 14.Bc2 Nc4 15.b3 Nb6 
16.Bb2 c5 17.h3 Qc7 18.Qd2 a5 19.d5 g6 20.a3 a4 21.b4 Nc4 22.Qc1 Nd7 23.
Bd3 Ndb6 24.Nd2 Kh7 25.Nxc4 bxc4 26.Bc2 Ra6 27.Qd1 Rea8 28.Bc1 Nc8 29.Be3 
cxb4 30.cxb4 Na7 31.Bxa7 R6xa7 32.Ne2 Qb6 33.Nc3 Bc8 34.Bxa4 Be7 35.Bc6 
Bb7 36.Nb5 Ra6 37.Bxb7 Qxb7 38.a4 Bg5 39.g3 h5 40.h4 Bh6 41.Qc2 Rc8 42.
Reb1 Rb6 43.Ra3 Ra8 44.Rc3 Rba6 45.Kg2 Rxa4 46.Nxd6 Qa7 47.Rxc4 Ra2 48.Rb2
Ra1 49.Rc7 Qa6 50.Nc4 Rc1 51.Qe2 Qa1 52.Qf3 Bf4 53.Kh2 Rxc4 54.Rxc4 Qxb2 
55.gxf4 Ra3 56.Qg2 Qd2 57.f3 Qxf4+ 58.Kg1 Ra1+ 59.Kf2 Ra2+ 60.Kf1 Rxg2 61.
Kxg2 Qxh4 62.Rc7 Qg5+ 63.Kh2 Qd2+ 64.Kg3 Qxb4 65.Rxf7+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Sjodahl, Pontus"]
[Black "Giaccio, Alfredo Gustavo"]
[Result "1/2-1/2"]
[WhiteElo "2335"]
[BlackElo "2270"]
[ECO "E00"]
[EventDate "1990.08.16"]
[PlyCount "99"]

1.d4 e6 2.c4 Nf6 3.g3 d5 4.Nf3 Bb4+ 5.Bd2 a5 6.a3 Be7 7.Bg2 c6 8.Qc2 O-O 
9.O-O b6 10.Ne5 Ba6 11.Be3 Nfd7 12.Nxd7 Nxd7 13.Nd2 Bf6 14.cxd5 cxd5 15.
Nf3 a4 16.Rfc1 Bc4 17.Bf4 Be7 18.Ne5 Nxe5 19.dxe5 b5 20.Be3 f5 21.exf6 
Bxf6 22.Bc5 Re8 23.Qd2 Qc7 24.Bb4 Qe5 25.e4 Qxb2 26.Rab1 Qxd2 27.Bxd2 Rad8
28.Ba5 Rd7 29.Bf1 Bd4 30.exd5 exd5 31.Rd1 Ba7 32.Rxb5 Bb3 33.Rd2 Re1 34.
Rb4 d4 35.f3 Rd5 36.Bc7 Rc5 37.Bb8 Bxb8 38.Rxb8+ Kf7 39.Kf2 Ra1 40.Rb7+ 
Kf6 41.Rd7 Rcc1 42.Be2 Rxa3 43.R7xd4 Rc6 44.Bb5 Rb6 45.Rf4+ Ke6 46.Re4+ 
Kf6 47.Rf4+ Ke7 48.Rd7+ Ke6 49.Re4+ Kf6 50.Rf4+ 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Sorensen, Jan"]
[Black "Kosashvili, Yona"]
[Result "0-1"]
[WhiteElo "2395"]
[BlackElo "2455"]
[ECO "C25"]
[EventDate "1990.08.16"]
[PlyCount "80"]

1.e4 e5 2.Nc3 d6 3.Bc4 Nc6 4.d3 Na5 5.Bb3 Nxb3 6.axb3 g6 7.d4 Bg7 8.Be3 
exd4 9.Bxd4 Nf6 10.Nge2 O-O 11.O-O Re8 12.f3 Bd7 13.Qd3 Bc6 14.Nf4 Qe7 15.
Rfe1 a6 16.Ncd5 Bxd5 17.Nxd5 Nxd5 18.Bxg7 Kxg7 19.Qxd5 Rab8 20.c3 Qf6 21.
Qc4 Re7 22.b4 h5 23.Ra5 Rbe8 24.Rd1 h4 25.Qd3 Re5 26.Rxe5 Rxe5 27.g3 Qe6 
28.Qd4 Kh7 29.gxh4 Rh5 30.Qf2 Qf6 31.Rd5 Rxd5 32.exd5 Qf5 33.c4 Qd3 34.h5 
gxh5 35.Qh4 Qb1+ 36.Kg2 Qxb2+ 37.Kh3 Qe5 38.Qd8 Qf4 39.Kg2 Qxc4 40.Qg5 
Qe2+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Stephens, Malcolm"]
[Black "Borriss, Martin"]
[Result "0-1"]
[BlackElo "2280"]
[ECO "B22"]
[EventDate "1990.08.16"]
[PlyCount "124"]

1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.d4 cxd4 5.cxd4 e6 6.a3 b6 7.Nf3 Bb7 8.Bd3 d6 
9.Qe2 Nd7 10.Bd2 Be7 11.h4 dxe5 12.dxe5 Rc8 13.Nc3 Nc5 14.Bb5+ Bc6 15.
Bxc6+ Rxc6 16.Qb5 Qd7 17.Nd4 Rc8 18.Nxd5 exd5 19.O-O Ne6 20.Qxd7+ Kxd7 21.
Nf5 Rc2 22.Bb4 Bc5 23.Bxc5 bxc5 24.b4 Rd8 25.Rfd1 d4 26.bxc5 Kc6 27.Nd6 
Rd7 28.Rac1 Rxc5 29.Rb1 Rxe5 30.Nc4 Rc5 31.Nd2 Rb7 32.Rxb7 Kxb7 33.Nb3 Rd5
34.Kf1 Kb6 35.Ke2 Kb5 36.Kd3 Rd7 37.Re1 Nf4+ 38.Kd2 Nxg2 39.Rg1 Nxh4 40.
Rxg7 h6 41.Rg4 Nf3+ 42.Ke2 Ne5 43.Rh4 Kc4 44.Nd2+ Kc3 45.Kd1 Rc7 46.Rxh6 
Kb2 47.Ne4 Rc1+ 48.Kd2 Rc2+ 49.Kd1 f5 50.Nd6 Rxf2 51.Re6 Nf3 52.Re2+ Rxe2 
53.Kxe2 Ne5 54.Nxf5 Kc3 55.Nd6 Kc2 56.Ne4 d3+ 57.Ke3 Nc4+ 58.Kd4 Nxa3 59.
Kc5 Nb1 60.Ng3 Nc3 61.Kb4 d2 62.Nf1 Nd5+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Tuffery, Paul"]
[Black "Cueto Chajtur, Jhonny"]
[Result "0-1"]
[ECO "A04"]
[EventDate "1990.08.16"]
[PlyCount "116"]

1.Nf3 c5 2.g3 Nc6 3.Bg2 g6 4.d3 Bg7 5.e4 e5 6.Nc3 Nge7 7.Be3 d6 8.Qd2 Rb8 
9.O-O O-O 10.Bh6 Bg4 11.Bxg7 Kxg7 12.h3 Bxf3 13.Bxf3 f5 14.Ne2 Ng8 15.c3 
f4 16.Rad1 Rf7 17.Kh1 Qd7 18.Ng1 Rbf8 19.Qe2 Kh8 20.h4 h5 21.Kg2 Nh6 22.
Nh3 Ng4 23.Ng5 Rf6 24.Rh1 Kg7 25.Rdg1 Nd8 26.Qd1 fxg3 27.Kxg3 Rf4 28.Kg2 
Ne6 29.Bxg4 Rxg4+ 30.Kf1 Nxg5 31.Rxg4 hxg4 32.hxg5 g3 33.f3 Qg4 34.Kg2 
Qxg5 35.Rh3 Rh8 36.Rxg3 Qh6 37.Kf2 Qh1 38.Qxh1 Rxh1 39.Rg2 b5 40.Ke3 a5 
41.Rd2 Re1+ 42.Kf2 Ra1 43.a3 Kf6 44.d4 exd4 45.cxd4 c4 46.Re2 Rd1 47.d5 
Ke5 48.Re1 Rxe1 49.Kxe1 g5 50.Kd2 Kd4 51.Kc2 b4 52.axb4 axb4 53.Kd2 g4 54.
fxg4 Kxe4 55.g5 Kxd5 56.Ke3 Ke6 57.Kd4 d5 58.Kc5 c3 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Ulybin, Mikhail"]
[Black "Pedzich, Dominik"]
[Result "1/2-1/2"]
[WhiteElo "2460"]
[BlackElo "2415"]
[ECO "B82"]
[EventDate "1990.08.16"]
[PlyCount "62"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.f4 Be7 7.Bd3 Nc6 8.Nf3 
O-O 9.O-O e5 10.f5 d5 11.exd5 Nxd5 12.Nxd5 Qxd5 13.Qe2 Re8 14.Kh1 Bf6 15.
Be4 Nd4 16.Qd3 Qb5 17.Nxd4 Qxd3 18.cxd3 exd4 19.Bf4 Be5 20.Bxe5 Rxe5 21.
Rac1 Bd7 22.Bxb7 Rb8 23.Be4 Rxb2 24.Rc7 Bb5 25.Rxa7 h5 26.Rd1 Bxd3 27.Bxd3
Rd2 28.Rf1 Rxd3 29.h3 Rg3 30.Rf2 Rd5 31.Rb7 d3 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Varga, Zoltan"]
[Black "Martens, Martin"]
[Result "1/2-1/2"]
[WhiteElo "2380"]
[BlackElo "2325"]
[ECO "A48"]
[EventDate "1990.08.16"]
[PlyCount "70"]

1.d4 Nf6 2.Nf3 g6 3.Bf4 Bg7 4.Nbd2 O-O 5.c3 d6 6.h3 Nc6 7.e3 Qe8 8.Bh2 a6 
9.Be2 e5 10.dxe5 dxe5 11.Nc4 Nd7 12.a4 b6 13.O-O Bb7 14.e4 Nc5 15.Qc2 f6 
16.Ne3 Ne7 17.Bc4+ Kh8 18.Nd5 Nxd5 19.Bxd5 c6 20.Ba2 b5 21.a5 Qe7 22.Rad1 
Rad8 23.Bg3 Bc8 24.b4 Nb7 25.Qb3 Nd6 26.Nd2 Bh6 27.Qc2 Be6 28.Bxe6 Qxe6 
29.Nb3 Nb7 30.Rxd8 Rxd8 31.Rd1 Rxd1+ 32.Qxd1 Bf8 33.f3 Bd6 34.Bf2 Kg7 35.
Kh2 Kf7 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Watanabe, Akira"]
[Black "Nunez Garcia, Alberto"]
[Result "0-1"]
[ECO "B84"]
[EventDate "1990.08.16"]
[PlyCount "100"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Be2 Qc7 6.O-O Nf6 7.Bf3 d6 8.Nc3 
Be7 9.a4 O-O 10.Be3 Nc6 11.Qd2 Ne5 12.Be2 Nc4 13.Bxc4 Qxc4 14.f3 Qc7 15.a5
Nd7 16.Kh1 b6 17.axb6 Nxb6 18.b3 Bb7 19.Na4 Nxa4 20.Rxa4 d5 21.exd5 Bxd5 
22.Rfa1 Bb7 23.Rc4 Qe5 24.Ra5 Qd6 25.Bf4 Qd8 26.Rh5 Bf6 27.Qd3 g6 28.Rhc5 
Rc8 29.Rxc8 Bxc8 30.Qe4 Re8 31.Bc7 Qd5 32.Ne2 Bb7 33.Qe3 Qd1+ 34.Ng1 Bd5 
35.Ra4 Qxc2 36.Qf4 Bg7 37.Be5 Bxe5 38.Qxe5 Ra8 39.Rf4 Qxb3 40.Qf6 Rf8 41.
g4 Qb8 42.g5 Qd8 43.Qe5 Qe7 44.Nh3 Rc8 45.Nf2 Qc7 46.Qf6 Qd8 47.Qe5 Qc7 
48.Qf6 e5 49.Ra4 Qc6 50.Rxa6 Bxf3+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "11"]
[White "Zapata Ferrada, Marco"]
[Black "Pardo, Marco"]
[Result "1-0"]
[ECO "A90"]
[EventDate "1990.08.16"]
[PlyCount "37"]

1.d4 f5 2.c4 e6 3.g3 Nf6 4.Bg2 Bb4+ 5.Nc3 d6 6.Qa4+ Bd7 7.Qxb4 Nc6 8.Qb3 
Nxd4 9.Qd1 Bc6 10.Bxc6+ Nxc6 11.Nf3 O-O 12.Bg5 Qe7 13.Qd2 a6 14.O-O h6 15.
Bxf6 Rxf6 16.Nd4 Ne5 17.b3 Qf7 18.f4 Nd7 19.e4 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Akopian, Vladimir"]
[Black "Kosashvili, Yona"]
[Result "1/2-1/2"]
[WhiteElo "2535"]
[BlackElo "2455"]
[ECO "C96"]
[EventDate "1990.08.16"]
[PlyCount "84"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 
9.h3 Na5 10.Bc2 c5 11.d4 Nd7 12.Nbd2 exd4 13.cxd4 Nc6 14.Nf1 Bf6 15.e5 
dxe5 16.Be4 Bb7 17.dxe5 Ndxe5 18.Nxe5 Qxd1 19.Rxd1 Bxe5 20.Rd7 Rab8 21.
Rxb7 Rxb7 22.Bxc6 Rc7 23.Bf3 c4 24.Rb1 b4 25.Ne3 Rd8 26.Kf1 a5 27.Be2 c3 
28.bxc3 Bxc3 29.Bd1 Bd2 30.Bb2 Bc3 31.Bc1 Bd2 32.Bxd2 Rxd2 33.Bb3 Kf8 34.
Ke1 Rd4 35.Ke2 Rc5 36.Rd1 Rxd1 37.Nxd1 h5 38.Kd3 h4 39.Ne3 Rc1 40.Kd2 Rg1 
41.Ke2 Ra1 42.Kd3 a4 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Amir, Karim"]
[Black "Holmsten, Aleksei"]
[Result "1-0"]
[WhiteElo "2290"]
[ECO "D89"]
[EventDate "1990.08.16"]
[PlyCount "139"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 
O-O 9.O-O Nc6 10.Be3 Bg4 11.f3 Na5 12.Bd3 cxd4 13.cxd4 Bd7 14.Rc1 a6 15.
Qd2 Bb5 16.d5 Bxd3 17.Qxd3 b5 18.Nd4 Nc4 19.Nc6 Qd7 20.Bd4 Bxd4+ 21.Qxd4 
Rac8 22.Rfd1 Rfe8 23.a4 e6 24.axb5 axb5 25.Nb4 Qd6 26.Rb1 Red8 27.g3 Ne5 
28.Kg2 Rc4 29.Qb2 Rdc8 30.Rd2 Qc5 31.Qxe5 Rxb4 32.Rbd1 Rc4 33.Qf6 e5 34.d6
Qb6 35.Qxe5 b4 36.h4 h5 37.f4 b3 38.f5 Rc2 39.f6 Qe3 40.Qf4 Qxf4 41.gxf4 
Rxd2+ 42.Rxd2 Rc2 43.Rf2 b2 44.d7 Rxf2+ 45.Kxf2 b1=Q 46.d8=Q+ Kh7 47.e5 
Qc2+ 48.Ke3 Qc3+ 49.Qd3 Qc5+ 50.Ke4 Qc6+ 51.Qd5 Qc2+ 52.Ke3 Qc3+ 53.Qd3 
Qc5+ 54.Ke4 Qc6+ 55.Kd4 Qb6+ 56.Kd5 Qd8+ 57.Ke4 Qa8+ 58.Qd5 Qa4+ 59.Kd3 
Qd1+ 60.Kc4 Qa4+ 61.Kc3 Qa3+ 62.Kd4 Qa1+ 63.Kd3 Qd1+ 64.Kc4 Qa4+ 65.Kc3 
Qa3+ 66.Qb3 Qc1+ 67.Kd4 Qxf4+ 68.Kd5 Qg4 69.Kd6 Qd4+ 70.Qd5 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Apaza, Henry"]
[Black "Le Quang, Kim"]
[Result "0-1"]
[ECO "B86"]
[EventDate "1990.08.16"]
[PlyCount "81"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bb3 Nbd7 8.Bg5 
Nc5 9.Qe2 Be7 10.f4 h6 11.Bxf6 Bxf6 12.O-O-O Qc7 13.f5 O-O 14.h4 b5 15.g4 
Nxb3+ 16.axb3 b4 17.Na4 exf5 18.exf5 Bb7 19.Rh3 Rfe8 20.Qf2 Rac8 21.g5 
Bxd4 22.Rxd4 Re1+ 23.Rd1 Rxd1+ 24.Kxd1 Be4 25.c3 Qd7 26.gxh6 Qxf5 27.Qxf5 
Bxf5 28.Rg3 g6 29.Nb6 bxc3 30.bxc3 Rb8 31.Nd5 Kh7 32.b4 Kxh6 33.Nf4 Re8 
34.Kd2 Re4 35.Ng2 Rg4 36.Rxg4 Bxg4 37.Nf4 Kg7 38.Nd5 Bc8 39.Ke3 Bb7 40.Nc7
Kf6 41.Kd4 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Barahona, Daniel"]
[Black "Sherzer, Alex"]
[Result "0-1"]
[WhiteElo "2250"]
[BlackElo "2440"]
[ECO "B25"]
[EventDate "1990.08.16"]
[PlyCount "90"]

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 e6 6.f4 Nge7 7.Nf3 d6 8.O-O O-O 
9.Be3 Nd4 10.e5 Nef5 11.Bf2 Nxf3+ 12.Qxf3 Nd4 13.Qd1 dxe5 14.fxe5 Bd7 15.
Ne4 Ba4 16.b3 Bc6 17.c3 Nf5 18.Bxc5 Bxe5 19.Bxf8 Qxf8 20.Qe2 h5 21.d4 Bh8 
22.Rad1 Qh6 23.Rd3 Bb5 24.c4 Bc6 25.Qd2 Qxd2 26.Nxd2 Bxd4+ 27.Kh1 Bxg2+ 
28.Kxg2 Ne3+ 29.Kf3 Nxf1 30.Rxd4 Nxh2+ 31.Kf4 e5+ 32.Kxe5 Re8+ 33.Kf4 Re2 
34.Ne4 Rxa2 35.Rd7 b6 36.b4 Ra4 37.c5 bxc5 38.bxc5 Rc4 39.Ke5 Ng4+ 40.Kd5 
Ne3+ 41.Ke5 a5 42.Rd3 Ng4+ 43.Kd6 Rxe4 44.c6 Re6+ 45.Kc5 Rxc6+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Borriss, Martin"]
[Black "Camejo Almeida, Rui"]
[Result "1-0"]
[WhiteElo "2280"]
[BlackElo "2360"]
[ECO "C42"]
[EventDate "1990.08.16"]
[PlyCount "65"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O Nc6 8.Re1 
Bg4 9.c3 f5 10.Qb3 Qd6 11.Nfd2 O-O-O 12.f3 Bh4 13.Rf1 Rhf8 14.Qc2 Bh3 15.
Nb3 Qg6 16.Na3 Rde8 17.Bf4 Nd8 18.Kh1 Ne6 19.Be5 Bf6 20.gxh3 Bxe5 21.dxe5 
Nf4 22.fxe4 fxe4 23.Bb5 Rxe5 24.Nd4 c6 25.Rg1 Qh6 26.Be2 Nxh3 27.Bg4+ Kb8 
28.Bxh3 Qxh3 29.Qg2 Qh5 30.Raf1 Rxf1 31.Rxf1 g6 32.Qg3 a6 33.Nf5 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Figueroa, Francisco"]
[Black "Zapata Ferrada, Marco"]
[Result "0-1"]
[ECO "B33"]
[EventDate "1990.08.16"]
[PlyCount "64"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 
b5 9.Nd5 Qa5+ 10.Bd2 Qd8 11.Bg5 Qa5+ 12.Bd2 Qd8 13.Bg5 Be7 14.Bxf6 Bxf6 
15.c3 Ne7 16.Nxf6+ gxf6 17.Qf3 f5 18.exf5 d5 19.f6 Ng6 20.Nc2 Bb7 21.Rd1 
Qb6 22.Qe3 Qxf6 23.Nb4 Qd6 24.Qd2 O-O-O 25.c4 bxc4 26.Bxc4 d4 27.Qc2 Qxb4+
28.Kf1 Kb8 29.a3 Qb6 30.Rd3 Qc6 31.f3 e4 32.fxe4 Ne5 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Gdanski, Jacek"]
[Black "Alterman, Boris"]
[Result "1/2-1/2"]
[WhiteElo "2420"]
[BlackElo "2400"]
[ECO "B31"]
[EventDate "1990.08.16"]
[PlyCount "88"]

1.e4 c5 2.Nc3 Nc6 3.Nf3 g6 4.Bb5 Bg7 5.O-O d6 6.Bxc6+ bxc6 7.e5 Bg4 8.exd6
exd6 9.h3 Bxf3 10.Qxf3 Ne7 11.d3 O-O 12.Bg5 f6 13.Bf4 g5 14.Bd2 Qd7 15.
Rae1 Rae8 16.Qg4 Qxg4 17.hxg4 Nc8 18.Ne4 Re6 19.Ng3 Rfe8 20.f3 Rxe1 21.
Rxe1 Rxe1+ 22.Bxe1 Kf7 23.Nf5 Bf8 24.Bg3 Ke6 25.Kf2 h5 26.Ke2 Nb6 27.b3 
Nd5 28.Kd2 hxg4 29.fxg4 Nb4 30.a3 Nd5 31.c4 Nb6 32.b4 d5 33.Kc3 a6 34.Kb3 
Nd7 35.Ka4 Ne5 36.Bxe5 Kxe5 37.b5 axb5+ 38.cxb5 cxb5+ 39.Kxb5 c4 40.dxc4 
dxc4 41.Kxc4 Bxa3 42.Kd3 Kf4 43.Ne3 Bb2 44.Ke2 Bd4 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Giaccio, Alfredo Gustavo"]
[Black "Martens, Martin"]
[Result "0-1"]
[WhiteElo "2270"]
[BlackElo "2325"]
[ECO "E11"]
[EventDate "1990.08.16"]
[PlyCount "112"]

1.Nf3 Nf6 2.c4 e6 3.d4 Bb4+ 4.Bd2 Qe7 5.g3 Nc6 6.Bg2 Bxd2+ 7.Nbxd2 d6 8.
O-O O-O 9.e4 e5 10.d5 Nb8 11.Ne1 a5 12.Nd3 Na6 13.Qc2 Bd7 14.a4 b6 15.Rae1
Rae8 16.b3 Bc8 17.f4 Nd7 18.f5 f6 19.Nf3 Ndc5 20.Nxc5 Nxc5 21.h4 g6 22.g4 
gxf5 23.exf5 Kh8 24.Bh3 Qg7 25.Kh2 Bb7 26.Qd1 Rd8 27.g5 c6 28.gxf6 Qh6 29.
Ng5 cxd5 30.cxd5 Rxf6 31.Ne6 Rc8 32.h5 Nd7 33.Rg1 Rf7 34.Ng5 Rg7 35.Qd2 
Qxh5 36.Ne4 Rcg8 37.Rxg7 Rxg7 38.Nxd6 Ba6 39.Qc3 Qh6 40.Ne4 Qf4+ 41.Kh1 
Bb7 42.Qd2 Qxd2 43.Nxd2 Bxd5+ 44.Kh2 Re7 45.Bg2 Bf7 46.Bf1 Kg7 47.Bb5 Nc5 
48.Bc4 Bh5 49.Bd5 Rd7 50.Rxe5 Bf7 51.Nc4 Rxd5 52.Re2 Rxf5 53.Nxb6 Bxb3 54.
Re7+ Kh6 55.Ra7 Nxa4 56.Nd7 Nc3 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Grigore, George-Gabriel"]
[Black "Hauchard, Arnaud"]
[Result "1-0"]
[WhiteElo "2380"]
[BlackElo "2425"]
[ECO "A43"]
[EventDate "1990.08.16"]
[PlyCount "57"]

1.d4 Nf6 2.Nf3 c5 3.d5 b5 4.Bg5 Qb6 5.Bxf6 Qxf6 6.c3 Qb6 7.e4 d6 8.Nbd2 
Bd7 9.a4 bxa4 10.Nc4 Qc7 11.Bd3 g6 12.e5 Bg7 13.exd6 exd6 14.Qe2+ Kf8 15.
Ng5 Bf6 16.Ne4 Be7 17.O-O f5 18.Ng3 Bf6 19.Rfe1 Kg7 20.Qf3 Bb5 21.Nxf5+ 
gxf5 22.Qg3+ Kf8 23.Nxd6 Bd7 24.Bxf5 Na6 25.Bxd7 Qxd7 26.Re6 Bg7 27.Rae1 
Nc7 28.Qf4+ Kg8 29.Re7 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Hennigan, Michael"]
[Black "Oblitas Guerrero, Carlomagno"]
[Result "0-1"]
[WhiteElo "2325"]
[ECO "C92"]
[EventDate "1990.08.16"]
[PlyCount "114"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 
9.h3 Bb7 10.d4 Re8 11.Nbd2 h6 12.a4 Bf8 13.d5 Ne7 14.Nh2 c6 15.dxc6 Bxc6 
16.Ng4 Ng6 17.axb5 axb5 18.Rxa8 Bxa8 19.Qf3 Nf4 20.Nf1 Nxg4 21.hxg4 Qf6 
22.g3 Nd5 23.Qd3 Nc7 24.Be3 Qf3 25.Nd2 Qxg4 26.Bb6 Ne6 27.Qxb5 Rb8 28.Qa6 
Ng5 29.Qa7 Qc8 30.Ra1 Bb7 31.Bd5 Ra8 32.Qxa8 Bxa8 33.Rxa8 Qg4 34.Be3 Ne6 
35.Ra7 h5 36.b4 h4 37.Nf1 g5 38.Kg2 Qd1 39.Nd2 hxg3 40.Kxg3 Nf4 41.Bxf4 
exf4+ 42.Kg2 Qxd2 43.Rxf7 Bg7 44.b5 Bxc3 45.b6 Bd4 46.Rxf4+ Kg7 47.Rf7+ 
Kg6 48.b7 Ba7 49.Rf8 Qb2 50.Kg3 Qb1 51.Kg2 g4 52.Rg8+ Kh5 53.Rh8+ Kg5 54.
Rf8 Qb2 55.Rg8+ Kh6 56.Rf8 g3 57.Bc6 Qg7 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Hernandez, Gilberto"]
[Black "Ulybin, Mikhail"]
[Result "1-0"]
[WhiteElo "2530"]
[BlackElo "2460"]
[ECO "A05"]
[EventDate "1990.08.16"]
[PlyCount "101"]

1.Nf3 Nf6 2.g3 b6 3.Bg2 Bb7 4.O-O c5 5.d3 d5 6.Nbd2 e6 7.e4 Be7 8.Qe2 Nc6 
9.Re1 Qc7 10.a3 h6 11.c3 dxe4 12.dxe4 e5 13.Nh4 O-O 14.b4 cxb4 15.axb4 
Rfe8 16.Nf5 Bf8 17.Qf3 Nh7 18.Ne3 Ne7 19.Bb2 Red8 20.Qe2 a5 21.b5 Nf6 22.
c4 Re8 23.Rec1 Nc8 24.Nd5 Nxd5 25.cxd5 Qd7 26.Nf3 f6 27.Nh4 Bc5 28.Ba3 
Bxa3 29.Rxa3 Nd6 30.Bf1 Rec8 31.Rc6 Bxc6 32.bxc6 Qe7 33.Bh3 f5 34.Ra1 Qf6 
35.Nxf5 Nf7 36.Ne3 Rc7 37.Be6 Kh8 38.h4 Qg6 39.Nc4 b5 40.Rxa5 Rxa5 41.Nxa5
Nd6 42.Qf3 Qf6 43.Qe3 Qd8 44.Nb3 Qb8 45.Nc5 Qa8 46.Qc3 Nc4 47.Nd7 Qa2 48.
Qf3 Rc8 49.Nf8 Rc7 50.Ng6+ Kh7 51.Qf5 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Hernandez Sevillano, Gustavo"]
[Black "Djurhuus, Rune"]
[Result "0-1"]
[WhiteElo "2205"]
[BlackElo "2405"]
[ECO "A04"]
[EventDate "1990.08.16"]
[PlyCount "72"]

1.Nf3 f5 2.d3 Nf6 3.e4 d6 4.exf5 Bxf5 5.d4 c5 6.d5 a6 7.Bd3 Bg4 8.c4 Nbd7 
9.h3 Bxf3 10.Qxf3 Ne5 11.Qe2 b5 12.O-O bxc4 13.Bxc4 Nxc4 14.Qxc4 g6 15.Nc3
Bg7 16.Re1 O-O 17.Bg5 Rf7 18.Re6 Rb8 19.Qe2 Qb6 20.Re1 Rbf8 21.Qd2 Qb7 22.
R1e2 Kh8 23.Kh1 Ng8 24.f3 Bf6 25.h4 Be5 26.Ne4 Bd4 27.Nc3 Nf6 28.Qe1 Nxd5 
29.Nxd5 Qxd5 30.Bxe7 Rxf3 31.gxf3 Rxf3 32.R2e4 Qf5 33.Bf6+ Bxf6 34.Re8+ 
Kg7 35.R4e7+ Bxe7 36.Qxe7+ Kh6 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Liardet, Fabrice"]
[Black "Egger Mancilla, Jorge"]
[Result "1/2-1/2"]
[WhiteElo "2300"]
[BlackElo "2310"]
[ECO "C00"]
[EventDate "1990.08.16"]
[PlyCount "100"]

1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 cxb4 5.a3 Nc6 6.axb4 Bxb4 7.c3 Be7 8.d4 Nh6 
9.Bd3 Nf5 10.Na3 Bd7 11.Nc2 Rc8 12.Ne3 Nxe3 13.fxe3 a6 14.O-O Na7 15.Bd2 
Bb5 16.Qe2 O-O 17.e4 Bxd3 18.Qxd3 Nb5 19.Rac1 Rc4 20.Rfe1 Qc7 21.exd5 exd5
22.e6 fxe6 23.Ne5 Ra4 24.Re3 Bf6 25.Rh3 g6 26.Bh6 Bxe5 27.Bxf8 Bxd4+ 28.
Kh1 Kxf8 29.Qf1+ Kg8 30.cxd4 Rc4 31.Re1 Nxd4 32.Qf6 Qf7 33.Qxf7+ Kxf7 34.
Rxh7+ Kf6 35.Rxb7 a5 36.Kg1 a4 37.Rb6 Kf5 38.Ra6 e5 39.Rf1+ Ke4 40.Rxg6 a3
41.Rg4+ Kd3 42.Rg3+ Kd2 43.Rxa3 Ne2+ 44.Kf2 Rf4+ 45.Rf3 e4 46.Rxf4 Nxf4 
47.Kg3 Nh5+ 48.Kg4 e3 49.Kf3 e2 50.Ra1 e1=Q 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Lutz, Christopher"]
[Black "Shirov, Alexei"]
[Result "0-1"]
[WhiteElo "2445"]
[BlackElo "2580"]
[ECO "E98"]
[EventDate "1990.08.16"]
[PlyCount "80"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.Ne1 Nd7 10.Nd3 f5 11.Bd2 Kh8 12.b4 Nf6 13.f3 h5 14.exf5 Nxf5 15.Nf2 c6 
16.Bd3 cxd5 17.Nxd5 Nxd5 18.cxd5 Bd7 19.Rc1 Qb6 20.Kh1 Rac8 21.Rxc8 Rxc8 
22.Nh3 Qd4 23.Be4 Kg8 24.Re1 Ne7 25.Ng1 Qb2 26.Bg5 Nf5 27.g4 hxg4 28.fxg4 
Nd4 29.Bxg6 Qxa2 30.Be4 Rf8 31.Qd3 Bxg4 32.Qg3 Bf5 33.Bg2 Rf7 34.Bh6 Bd7 
35.Qg5 Nf5 36.Qd8+ Kh7 37.Bc1 Bf6 38.Qb8 Rg7 39.Be4 Qf2 40.Rd1 Qh4 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Minero Pineda, Sergio"]
[Black "Varga, Zoltan"]
[Result "1/2-1/2"]
[WhiteElo "2285"]
[BlackElo "2380"]
[ECO "D10"]
[EventDate "1990.08.16"]
[PlyCount "143"]

1.d4 d5 2.c4 c6 3.g3 dxc4 4.Bg2 Nf6 5.Nf3 b5 6.a4 Bb7 7.Ne5 Qb6 8.a5 Qa6 
9.e4 e6 10.O-O Be7 11.b3 O-O 12.bxc4 bxc4 13.Qc2 c5 14.Ba3 Nc6 15.Nxc6 
Qxc6 16.Nd2 Rfd8 17.dxc5 Rac8 18.Nxc4 Bxc5 19.a6 Bxa6 20.Bxc5 Qxc5 21.Rxa6
Qxc4 22.Qxc4 Rxc4 23.Rxa7 Nxe4 24.Bxe4 Rxe4 25.Rb1 g5 26.Rbb7 Rf8 27.Rb5 
h6 28.Rab7 Kg7 29.Kg2 Rd8 30.Rb3 Kg6 31.R3b4 Re2 32.Rb2 Re1 33.Rb1 Re5 34.
R1b5 Red5 35.Rb8 R5d6 36.R8b6 Rxb6 37.Rxb6 Rd2 38.Rc6 g4 39.Rc4 Kg5 40.Rc8
e5 41.Rg8+ Kf5 42.Rg7 f6 43.Rc7 h5 44.Rb7 e4 45.Re7 Re2 46.Kf1 Rc2 47.Kg2 
h4 48.gxh4 Rc3 49.h5 Rh3 50.Rh7 Kg5 51.Rg7+ Kf4 52.Rg6 f5 53.h6 Rh5 54.Kg1
Ke5 55.Kg2 Kd4 56.Rd6+ Ke5 57.Ra6 Rh3 58.Rg6 Kd5 59.Rg5 Ke6 60.Rg6+ Kd5 
61.Rg5 Ke5 62.Rg6 Kf4 63.Kg1 Rb3 64.Kg2 Rc3 65.Rg8 Rc7 66.Rg6 Rc3 67.Rg8 
Rc7 68.Rg6 Rf7 69.Rg8 Rd7 70.Rg6 Rd3 71.Rg8 Rh3 72.Rg6 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Mitkov, Nikola"]
[Black "Rodriguez Vila, Andres"]
[Result "0-1"]
[WhiteElo "2335"]
[BlackElo "2365"]
[ECO "C00"]
[EventDate "1990.08.16"]
[PlyCount "74"]

1.e4 e6 2.Nc3 d5 3.f4 dxe4 4.Nxe4 Nf6 5.Ng3 c5 6.Nf3 Nc6 7.Bb5 Bd7 8.Qe2 
Bd6 9.Bxc6 Bxc6 10.Ne5 Qc7 11.O-O O-O 12.b3 Be8 13.Bb2 Nd7 14.Nd3 c4 15.
bxc4 Qxc4 16.Ne4 Be7 17.Rf3 f6 18.Ng3 Nc5 19.Nf5 exf5 20.Qxe7 Ne4 21.Qxb7 
Bb5 22.Nf2 Rfb8 23.Qe7 Qxc2 24.Qe6+ Kh8 25.Qb3 Qxd2 26.Nxe4 fxe4 27.Rg3 
Bc6 28.Bc3 Qd8 29.Qf7 Qb6+ 30.Kf1 Bb5+ 31.Ke1 Qg1+ 32.Kd2 Rd8+ 33.Kc2 Ba4+
34.Kb2 Rab8+ 35.Ka3 Qc5+ 36.Kxa4 Qb5+ 37.Ka3 Qa6+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Moutousis, Konstantinos"]
[Black "Sorensen, Jan"]
[Result "1/2-1/2"]
[WhiteElo "2395"]
[BlackElo "2395"]
[ECO "D35"]
[EventDate "1990.08.16"]
[PlyCount "117"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.Nf3 e6 5.cxd5 exd5 6.Bg5 Bf5 7.e3 Be7 8.Bd3 
Bxd3 9.Qxd3 O-O 10.Bxf6 Bxf6 11.b4 Be7 12.b5 Bb4 13.bxc6 Nxc6 14.O-O Qa5 
15.Ne2 Rac8 16.Qf5 Ne7 17.Qh3 Bd6 18.Ng3 Bxg3 19.hxg3 Rc2 20.a4 Rfc8 21.
Qd7 Qc7 22.Qb5 a6 23.Qb4 Rc4 24.Qb1 Rc2 25.Ne5 Nf5 26.Qb3 Rd8 27.Rab1 f6 
28.Nf3 Rd7 29.g4 Rc3 30.Qa2 Rc2 31.Rb2 Rxb2 32.Qxb2 Nd6 33.Rc1 Nc4 34.Qc2 
Re7 35.g5 Qd7 36.gxf6 gxf6 37.Nh2 Nb6 38.Qd1 Qf5 39.Nf1 Rg7 40.Ng3 Qg5 41.
Rc5 Rd7 42.Qb1 Nc4 43.Rc8+ Kg7 44.Nf5+ Kf7 45.e4 Nd2 46.Qd3 Nxe4 47.Qh3 h5
48.Nh6+ Ke7 49.Ng8+ Kd6 50.Qa3+ Ke6 51.Re8+ Kf7 52.Qf8+ Kg6 53.Rc8 Qd2 54.
Qe8+ Kg5 55.Qxd7 Qxf2+ 56.Kh2 Qf4+ 57.Kg1 Qf2+ 58.Kh2 Qf4+ 59.Kg1 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Nunez Garcia, Alberto"]
[Black "Ribas, Alejandro"]
[Result "1/2-1/2"]
[ECO "C02"]
[EventDate "1990.08.16"]
[PlyCount "68"]

1.e4 e6 2.d4 d5 3.e5 c5 4.Nf3 Nc6 5.Bd3 cxd4 6.O-O Qc7 7.Bf4 Nge7 8.Re1 g6
9.Nbd2 Bg7 10.Nb3 a6 11.Qd2 Bd7 12.Nbxd4 Nxd4 13.Nxd4 Nc6 14.c3 Rc8 15.Nf3
O-O 16.Bh6 Nxe5 17.Nxe5 Bxe5 18.Bxf8 Bxh2+ 19.Kh1 Bf4 20.Qe2 Rxf8 21.Rad1 
Bc6 22.Bc2 Bh6 23.Bb3 Bg7 24.Qe3 b5 25.a3 Qb7 26.Qg3 a5 27.Bc2 Rc8 28.Qg4 
d4 29.cxd4 Bxg2+ 30.Qxg2 Qxg2+ 31.Kxg2 Rxc2 32.b4 axb4 33.axb4 Bf8 34.Re5 
Bxb4 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Pedzich, Dominik"]
[Black "Gurevich, Ilya"]
[Result "1/2-1/2"]
[WhiteElo "2415"]
[BlackElo "2415"]
[ECO "B40"]
[EventDate "1990.08.16"]
[PlyCount "39"]

1.e4 c5 2.Nf3 e6 3.b3 a6 4.Bb2 Nc6 5.Nc3 d6 6.d4 cxd4 7.Nxd4 Nf6 8.Nxc6 
bxc6 9.Bd3 Be7 10.O-O O-O 11.Na4 Nd7 12.f4 e5 13.Bc4 exf4 14.Rxf4 Nf6 15.
Qf3 Be6 16.Bxe6 fxe6 17.e5 dxe5 18.Bxe5 Qd5 19.Rd1 Nd7 20.Ba1 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Peralta, Eduardo"]
[Black "Livshits, Ron"]
[Result "1/2-1/2"]
[WhiteElo "2255"]
[BlackElo "2250"]
[ECO "C26"]
[EventDate "1990.08.16"]
[PlyCount "48"]

1.e4 e5 2.Nc3 Nc6 3.g3 Nf6 4.Bg2 Bc5 5.Nge2 a6 6.d3 h6 7.O-O d6 8.h3 O-O 
9.Kh2 Ne8 10.f4 f5 11.exf5 Bxf5 12.Ne4 Bb6 13.N2c3 Be6 14.g4 exf4 15.Bxf4 
d5 16.Ng3 Nf6 17.g5 hxg5 18.Bxg5 Ne5 19.Qd2 Nfg4+ 20.hxg4 Nxg4+ 21.Kh1 Qd6
22.Bf4 Qd8 23.Bg5 Qd6 24.Bf4 Qd8 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Pilgrim, Peter"]
[Black "Sequera Paolini, Jose"]
[Result "0-1"]
[ECO "C15"]
[EventDate "1990.08.16"]
[PlyCount "48"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 dxe4 6.Qg4 Nf6 7.Qxg7 Rg8 8.
Qh6 Nbd7 9.Ne2 b6 10.Ng3 Bb7 11.a4 Rg6 12.Qh4 c5 13.Bg5 Qc7 14.Bb5 Bc6 15.
O-O Ke7 16.Rad1 Rag8 17.Bf4 Qb7 18.dxc5 bxc5 19.Bxc6 Qxc6 20.Rd6 Qxa4 21.
Nh5 e3 22.fxe3 Rxg2+ 23.Kh1 Rg1+ 24.Rxg1 Qe4+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Pitterson, Jomo"]
[Black "Rahman, Asad"]
[Result "1-0"]
[ECO "A06"]
[EventDate "1990.08.16"]
[PlyCount "79"]

1.Nf3 Nf6 2.b3 d5 3.Bb2 c5 4.e3 Nc6 5.Be2 Bf5 6.d4 g6 7.O-O Bg7 8.c4 dxc4 
9.Bxc4 cxd4 10.Nxd4 Nxd4 11.Bxd4 O-O 12.Nd2 a6 13.Rc1 Rc8 14.Nf3 Qa5 15.
Bc3 Qc7 16.Ng5 h6 17.Bxf6 exf6 18.Bxf7+ Rxf7 19.Rxc7 Rfxc7 20.Qd5+ Kf8 21.
Ne6+ Bxe6 22.Qxe6 Rc6 23.Qe4 f5 24.Qb4+ Kg8 25.g3 R8c7 26.Rd1 Rc1 27.Rxc1 
Rxc1+ 28.Kg2 Rc7 29.Qd6 Rc6 30.Qb8+ Kh7 31.Qxb7 Re6 32.b4 h5 33.a4 Kh6 34.
b5 axb5 35.Qxb5 Re5 36.Qb6 Bf8 37.a5 Bc5 38.Qc7 Rd5 39.Qc6 Re5 40.f4 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Pupo, Emilio"]
[Black "Comas i Fabrego, Lluis"]
[Result "1-0"]
[WhiteElo "2325"]
[BlackElo "2365"]
[ECO "B35"]
[EventDate "1990.08.16"]
[PlyCount "69"]

1.e4 g6 2.d4 Bg7 3.Nc3 c5 4.Nf3 cxd4 5.Nxd4 Nc6 6.Be3 Nf6 7.Bc4 O-O 8.Bb3 
d6 9.h3 a6 10.O-O Na5 11.f4 Nxb3 12.axb3 b5 13.b4 Bb7 14.Qd3 Qc7 15.Nb3 
Rac8 16.Bd4 e6 17.Rfd1 Rfe8 18.Qe3 Qe7 19.Rd3 Rc4 20.Rad1 Ba8 21.Bxf6 Bxf6
22.Rxd6 Bxc3 23.bxc3 Rxe4 24.Qf2 Qf6 25.R1d4 Rxd4 26.Qxd4 Qh4 27.Qe3 Qe7 
28.Rd4 Rc8 29.Nc5 Bc6 30.Qe5 a5 31.bxa5 f6 32.Qxe6+ Qxe6 33.Nxe6 Be8 34.
Rd8 Rxc3 35.a6 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Rios Parra, Mauricio"]
[Black "Cueto Chajtur, Jhonny"]
[Result "1/2-1/2"]
[ECO "B45"]
[EventDate "1990.08.16"]
[PlyCount "73"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Ndb5 Bb4 7.a3 Bxc3+ 8.
Nxc3 h6 9.Bf4 e5 10.Be3 O-O 11.Bc5 Re8 12.Bc4 Nd4 13.Bxd4 exd4 14.Qxd4 d5 
15.O-O-O Bg4 16.f3 dxc4 17.Qxc4 Be6 18.Rxd8 Bxc4 19.Rd4 Rac8 20.Rhd1 a5 
21.f4 b5 22.e5 b4 23.axb4 axb4 24.Na4 Bb3 25.R1d2 Bxa4 26.Rxb4 Bxc2 27.
Rxc2 Nd5 28.Re4 Rxc2+ 29.Kxc2 Rb8 30.g3 Rb4 31.Rxb4 Nxb4+ 32.Kc3 Na2+ 33.
Kb3 Nc1+ 34.Kc2 Ne2 35.Kd3 Ng1 36.b4 Kf8 37.Ke3 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Sinowjew, Jurij"]
[Black "Sjodahl, Pontus"]
[Result "1-0"]
[WhiteElo "2255"]
[BlackElo "2335"]
[ECO "B39"]
[EventDate "1990.08.16"]
[PlyCount "121"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3 Nf6 7.Nc3 Ng4 8.Qxg4 
Nxd4 9.Qd1 Ne6 10.Rc1 d6 11.Bd3 Nc5 12.Bb1 a5 13.O-O O-O 14.f4 b6 15.Bd4 
Bxd4+ 16.Qxd4 Bb7 17.Nd5 Nd7 18.Rc3 e5 19.Qd2 Bxd5 20.Qxd5 Qc7 21.Rd1 exf4
22.Qxd6 Qc5+ 23.Kf1 Rad8 24.Qxf4 Nf6 25.Bd3 Nh5 26.Qf2 Qe5 27.Kg1 Nf4 28.
Qf3 Rd4 29.g3 Ne6 30.Rf1 Ng5 31.Qe3 Re8 32.Re1 Nxe4 33.Bxe4 Qxe4 34.Qxe4 
Rdxe4 35.Rxe4 Rxe4 36.Kf2 Kg7 37.Kf3 f5 38.b3 Rd4 39.Ke3 Re4+ 40.Kd3 h5 
41.c5 bxc5 42.Rxc5 a4 43.Rc4 axb3 44.axb3 Re1 45.Rc2 Kh6 46.Rb2 Kg5 47.b4 
h4 48.gxh4+ Kxh4 49.b5 Re8 50.b6 Rb8 51.b7 g5 52.Ke3 Kg4 53.Kf2 Kf4 54.Rb5
Kg4 55.Kg2 Kf4 56.h3 Ke4 57.Kg3 f4+ 58.Kg4 Ke3 59.Rb2 Ke4 60.Rb3 f3 61.Kg3
1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Watanabe, Akira"]
[Black "Tuffery, Paul"]
[Result "1-0"]
[ECO "B09"]
[EventDate "1990.08.16"]
[PlyCount "65"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Bd3 Nc6 7.O-O Bg4 8.Be3 e5 
9.dxe5 dxe5 10.h3 Bxf3 11.Qxf3 exf4 12.Qxf4 Nh5 13.Qf2 Ne5 14.Be2 Nf6 15.
Bg5 Nfg4 16.Bxd8 Nxf2 17.Bh4 Nxe4 18.Nxe4 f5 19.Nc5 Rfe8 20.Rad1 Nc6 21.
Bc4+ Kh8 22.Ne6 Bxb2 23.Nxc7 Re4 24.Nxa8 Rxc4 25.Bg3 Rxc2 26.Rf2 Bd4 27.
Rxd4 Nxd4 28.Be5+ Kg8 29.Bxd4 Rc8 30.Rb2 Rxa8 31.Rxb7 Rd8 32.Bxa7 h6 33.
Rb8 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Watanabe, Roberto"]
[Black "Stephens, Malcolm"]
[Result "1-0"]
[WhiteElo "2250"]
[ECO "C06"]
[EventDate "1990.08.16"]
[PlyCount "91"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 7.Ne2 cxd4 8.cxd4 f6
9.exf6 Nxf6 10.O-O Bd6 11.Nf3 Qc7 12.Bg5 O-O 13.Bh4 Nh5 14.Qc2 Nf6 15.Bg3 
Bxg3 16.hxg3 g6 17.Bb5 Qb6 18.Bxc6 bxc6 19.Nc3 Ng4 20.Na4 Qc7 21.Rfe1 Bd7 
22.Nc5 Qd6 23.Rac1 Rac8 24.Re2 Rfe8 25.Rce1 Re7 26.Qd2 Rf8 27.Qg5 Nf6 28.
Qe5 Qxe5 29.Nxe5 Be8 30.Re3 Nh5 31.Ned3 Bf7 32.Nb4 Rc8 33.Nxe6 Bxe6 34.
Rxe6 Rb7 35.Nxc6 Kf7 36.Rd6 Rxb2 37.Re7+ Kg8 38.Rxa7 Rf8 39.f3 Nxg3 40.
Ne7+ Kh8 41.Nxd5 Rb1+ 42.Kh2 Nh5 43.Rdd7 Rd1 44.Ne3 Rd2 45.Rxh7+ Kg8 46.
Ng4 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "12"]
[White "Weiding, Tom"]
[Black "Pardo, Marco"]
[Result "1/2-1/2"]
[ECO "B07"]
[EventDate "1990.08.16"]
[PlyCount "61"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be2 Bg7 5.h4 c6 6.Be3 Nbd7 7.h5 gxh5 8.Bxh5 
Qa5 9.Kf1 b5 10.a3 Qc7 11.Nh3 Nxh5 12.Qxh5 Nf6 13.Qe2 a5 14.Qd1 Ba6 15.b4 
Bc8 16.f3 Be6 17.Nf4 Bc4+ 18.Kf2 h5 19.Nce2 h4 20.Nd3 Qd7 21.Rh3 Be6 22.
Rh1 a4 23.Nb2 Ng8 24.Nf4 h3 25.Nxe6 Qxe6 26.Rxh3 Rxh3 27.gxh3 Qxh3 28.Qh1 
Qxh1 29.Rxh1 Nf6 30.c4 Kd7 31.Ke2 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Alterman, Boris"]
[Black "Pupo, Emilio"]
[Result "1-0"]
[WhiteElo "2400"]
[BlackElo "2325"]
[ECO "E84"]
[EventDate "1990.08.16"]
[PlyCount "85"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 Nc6 7.Qd2 a6 8.Nge2 Rb8 
9.a3 b5 10.cxb5 axb5 11.d5 Ne5 12.Nd4 Bd7 13.b4 Qe8 14.Rc1 e6 15.Be2 Nc4 
16.Bxc4 bxc4 17.O-O Ra8 18.dxe6 fxe6 19.Qa2 d5 20.Nde2 Bc6 21.Bd4 Rf7 22.
exd5 exd5 23.Rfe1 Re7 24.Qd2 Rxa3 25.b5 Bb7 26.Nf4 Ra8 27.Bxf6 Bxf6 28.
Nfxd5 Rxe1+ 29.Rxe1 Qf7 30.Nxf6+ Qxf6 31.Nd5 Qd6 32.Ne7+ Kf7 33.Qh6 Rh8 
34.Qh4 Qc5+ 35.Kh1 Kg7 36.Nxg6 hxg6 37.Re7+ Kg8 38.Re8+ Kf7 39.Qxh8 Qd6 
40.Qg8+ Kf6 41.Rd8 Qb4 42.Rf8+ Ke5 43.Qg7+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Apaza, Henry"]
[Black "Pitterson, Jomo"]
[Result "1/2-1/2"]
[ECO "B02"]
[EventDate "1990.08.16"]
[PlyCount "40"]

1.e4 Nf6 2.d3 d5 3.Nd2 c5 4.Ngf3 Nc6 5.g3 Bg4 6.Bg2 e6 7.O-O Bd6 8.Re1 Ne5
9.h3 dxe4 10.dxe4 Nxf3+ 11.Nxf3 Bxf3 12.Qxf3 e5 13.Bg5 h6 14.Be3 Qe7 15.
Rad1 O-O 16.h4 Nh7 17.Bh3 Rad8 18.Kg2 Bc7 19.Bf5 Rxd1 20.Rxd1 Rd8 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Camejo Almeida, Rui"]
[Black "Barahona, Daniel"]
[Result "1-0"]
[WhiteElo "2360"]
[BlackElo "2250"]
[ECO "E69"]
[EventDate "1990.08.16"]
[PlyCount "65"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O c6 7.Nc3 Nbd7 8.e4 e5 
9.h3 Re8 10.Be3 exd4 11.Nxd4 Nc5 12.Qc2 a5 13.Rad1 Qe7 14.f3 Nfd7 15.Rfe1 
Ne5 16.b3 Ne6 17.f4 Nd7 18.Re2 Nec5 19.Bf2 Nf6 20.g4 Ne6 21.Nxe6 fxe6 22.
Red2 Rf8 23.Bh4 Qf7 24.Rxd6 Ne8 25.R6d3 Qxf4 26.Rf3 Qe5 27.Rxf8+ Bxf8 28.
Ne2 Bd7 29.Qd3 Bd6 30.Bg3 Qc5+ 31.Kf1 e5 32.Bf2 Qa3 33.c5 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Comas i Fabrego, Lluis"]
[Black "Watanabe, Roberto"]
[Result "1/2-1/2"]
[WhiteElo "2365"]
[BlackElo "2250"]
[ECO "E70"]
[EventDate "1990.08.16"]
[PlyCount "29"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nge2 O-O 6.Ng3 c5 7.d5 e6 8.Be2 exd5 
9.exd5 Nbd7 10.O-O Ne8 11.f4 Bd4+ 12.Kh1 Bxc3 13.bxc3 f5 14.Bd3 Nb6 15.Bd2
1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Cueto Chajtur, Jhonny"]
[Black "Sequera Paolini, Jose"]
[Result "1/2-1/2"]
[ECO "C02"]
[EventDate "1990.08.16"]
[PlyCount "47"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Ne7 5.Na3 Nec6 6.Nc2 cxd4 7.cxd4 Qb6 8.Bd3 
Nb4 9.Nxb4 Bxb4+ 10.Kf1 Bd7 11.Nf3 Bb5 12.h4 Bxd3+ 13.Qxd3 Qa6 14.Ke2 
Qxd3+ 15.Kxd3 Nc6 16.Bd2 Rc8 17.Rac1 Bxd2 18.Kxd2 Ke7 19.Rc3 Na5 20.Rhc1 
Nc4+ 21.Ke2 Rc6 22.b3 Na5 23.Ne1 Rhc8 24.Kd2 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Gokhan, Demir"]
[Black "Amir, Karim"]
[Result "0-1"]
[BlackElo "2290"]
[ECO "E15"]
[EventDate "1990.08.16"]
[PlyCount "188"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.Nbd2 d5 6.Bg2 Be7 7.O-O O-O 8.Ne5 c6 
9.Qa4 Bb7 10.Ndf3 dxc4 11.Qxc4 Nd5 12.Rd1 Qc7 13.a3 h6 14.Qc2 c5 15.Bd2 
Bd6 16.Rac1 cxd4 17.Qd3 Qe7 18.Qxd4 Na6 19.b4 Nac7 20.Nc4 Nb5 21.Qb2 Bb8 
22.e4 Nf6 23.a4 Nc7 24.e5 Ne4 25.Nd6 Nxd2 26.Qxd2 Bd5 27.Nh4 Bxg2 28.Nxg2 
Nd5 29.Ne3 Bxd6 30.exd6 Qxd6 31.Nxd5 exd5 32.b5 Rad8 33.Rc6 Qa3 34.Qd4 
Rfe8 35.Rc7 Re7 36.Rxe7 Qxe7 37.Rd3 Qc5 38.Qh4 Re8 39.Qd4 Qxd4 40.Rxd4 Rd8
41.Kf1 Kf8 42.Ke2 Ke7 43.a5 bxa5 44.Ra4 Kd6 45.Rxa5 Rd7 46.Ra2 Kc5 47.Kd3 
Kxb5 48.Kd4 a5 49.Rb2+ Ka6 50.Ra2 Kb5 51.Rb2+ Ka4 52.Rb1 g5 53.f4 gxf4 54.
gxf4 f5 55.Ra1+ Kb5 56.Rb1+ Ka6 57.Kc5 Rb7 58.Ra1 Rb5+ 59.Kd4 Kb6 60.Ke5 
Rb2 61.Kxf5 Rxh2 62.Ke5 Rf2 63.Rh1 Kc5 64.Rc1+ Kb4 65.Rb1+ Kc4 66.Ra1 Re2+
67.Kd6 d4 68.Rxa5 d3 69.Rc5+ Kd4 70.f5 d2 71.Rd5+ Ke3 72.f6 Rf2 73.Ke6 h5 
74.Re5+ Kd4 75.Rd5+ Kc3 76.Rc5+ Kb3 77.Rd5 h4 78.f7 Kc2 79.Rc5+ Kd3 80.
Rd5+ Ke2 81.Re5+ Kf1 82.Rd5 Rxf7 83.Kxf7 Ke2 84.Re5+ Kd3 85.Rd5+ Ke3 86.
Re5+ Kd4 87.Re8 h3 88.Rd8+ Ke3 89.Re8+ Kf3 90.Rd8 h2 91.Rd3+ Ke2 92.Rh3 
d1=Q 93.Rxh2+ Ke3 94.Rh6 Qd5+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Djurhuus, Rune"]
[Black "Oblitas Guerrero, Carlomagno"]
[Result "0-1"]
[WhiteElo "2405"]
[ECO "B25"]
[EventDate "1990.08.16"]
[PlyCount "82"]

1.Nc3 c5 2.e4 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 e6 6.f4 Nge7 7.Be3 d6 8.Nf3 Nd4 
9.O-O O-O 10.Bf2 Rb8 11.Nxd4 cxd4 12.Ne2 Nc6 13.c3 dxc3 14.bxc3 b6 15.e5 
Bb7 16.d4 Na5 17.g4 Bxg2 18.Kxg2 Rc8 19.Bg3 Nc4 20.Rf3 dxe5 21.fxe5 f5 22.
gxf5 Rxf5 23.Qd3 Rxf3 24.Qxf3 Nd2 25.Qe3 Qd5+ 26.Kg1 Nf3+ 27.Kf2 Rf8 28.
Nf4 Nxe5 29.Kg1 Nf3+ 30.Kf2 Nxd4 31.Rd1 g5 32.Rxd4 Bxd4 33.cxd4 Qf5 34.Kf3
gxf4 35.Bxf4 Qh3+ 36.Ke4 Qxe3+ 37.Kxe3 Rf5 38.Be5 Kf7 39.Ke4 Rf2 40.a3 Ra2
41.Bd6 Ke8 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Figueroa, Francisco"]
[Black "Watanabe, Akira"]
[Result "1-0"]
[ECO "B90"]
[EventDate "1990.08.16"]
[PlyCount "67"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e5 7.Nb3 Be7 8.f3 Be6
9.Qd2 Nbd7 10.O-O-O b5 11.Qf2 Rc8 12.Kb1 O-O 13.g4 Qc7 14.Nd5 Bxd5 15.exd5
Nc5 16.Qd2 Nfd7 17.Bd3 Nxb3 18.axb3 Qb7 19.h4 Bd8 20.g5 Bb6 21.h5 Bxe3 22.
Qxe3 Nc5 23.Bf5 Rc7 24.b4 Na4 25.Qd3 g6 26.hxg6 fxg6 27.Be6+ Kh8 28.Qxg6 
Rg7 29.Qh5 a5 30.Rh4 axb4 31.Rdh1 b3 32.g6 bxc2+ 33.Kc1 Qc7 34.Qxh7+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Gurevich, Ilya"]
[Black "Hernandez, Gilberto"]
[Result "1/2-1/2"]
[WhiteElo "2415"]
[BlackElo "2530"]
[ECO "B63"]
[EventDate "1990.08.16"]
[PlyCount "23"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O
O-O 9.Nb3 a6 10.Bxf6 gxf6 11.Qh6 Kh8 12.Qh5 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Hauchard, Arnaud"]
[Black "Gdanski, Jacek"]
[Result "0-1"]
[WhiteElo "2425"]
[BlackElo "2420"]
[ECO "B44"]
[EventDate "1990.08.16"]
[PlyCount "86"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.g3 d6 6.Bg2 a6 7.O-O Bd7 8.Be3 Nf6
9.Nd2 Be7 10.a4 O-O 11.Nxc6 Bxc6 12.a5 d5 13.e5 Nd7 14.f4 Bb5 15.Re1 Bb4 
16.c3 Bxa5 17.Nb3 Bb6 18.Nd4 Nc5 19.Nxb5 axb5 20.Rxa8 Qxa8 21.Bf1 Qa4 22.
b4 Nd7 23.Bxb6 Nxb6 24.Qd4 Nc4 25.f5 Qc2 26.Bd3 Qd2 27.Re2 Qg5 28.Rf2 Ra8 
29.Bxc4 bxc4 30.Kg2 h6 31.h4 Qh5 32.Qb6 Qg4 33.fxe6 fxe6 34.Qxb7 Qe4+ 35.
Kh3 Ra1 36.Qf7+ Kh7 37.Qxe6 Rh1+ 38.Rh2 h5 39.Qf7 Qg4+ 40.Kg2 Qe4+ 41.Kh3 
Qg4+ 42.Kg2 Rc1 43.Qxd5 Rd1 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Holmsten, Aleksei"]
[Black "Nunez Garcia, Alberto"]
[Result "1-0"]
[ECO "B42"]
[EventDate "1990.08.16"]
[PlyCount "37"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Bc5 6.Nb3 Ba7 7.Qe2 Ne7 8.Be3 
Bxe3 9.Qxe3 Nbc6 10.Nc3 b5 11.e5 d6 12.exd6 Qxd6 13.O-O-O Qe5 14.Be4 Bb7 
15.Nc5 Rb8 16.Nd7 Nd5 17.Nxe5 Nxe3 18.Nxc6 Bxc6 19.fxe3 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Kosashvili, Yona"]
[Black "Rodriguez Vila, Andres"]
[Result "1-0"]
[WhiteElo "2455"]
[BlackElo "2365"]
[ECO "C06"]
[EventDate "1990.08.16"]
[PlyCount "71"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.Bd3 c5 5.e5 Nfd7 6.c3 Nc6 7.Ne2 cxd4 8.cxd4 f6
9.exf6 Nxf6 10.Nf3 Bd6 11.O-O Qc7 12.Bg5 O-O 13.Rc1 Bd7 14.Nc3 a6 15.Re1 
Ng4 16.g3 h6 17.Be3 Rf6 18.Bb1 Be8 19.Nd2 Bh5 20.Nf1 Nxe3 21.Qxh5 Nxf1 22.
Rxf1 Qb6 23.Rcd1 Qxb2 24.Ne2 Bc7 25.Rd3 Rf5 26.Qg6 Qxe2 27.Re3 Qh5 28.
Qxe6+ Rf7 29.Bg6 Qxg6 30.Qxg6 Nxd4 31.Rd1 Nf5 32.Rf3 Raf8 33.Qe6 Kh8 34.
Qxd5 Bb6 35.Rb1 Rf6 36.Rxb6 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Le Quang, Kim"]
[Black "Egger Mancilla, Jorge"]
[Result "1/2-1/2"]
[BlackElo "2310"]
[ECO "C88"]
[EventDate "1990.08.16"]
[PlyCount "75"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.h3 Bb7
9.d3 h6 10.Nbd2 Re8 11.Nf1 Bf8 12.c3 d5 13.Ng3 Na5 14.Bc2 c5 15.Qe2 dxe4 
16.dxe4 c4 17.Nh2 Bc6 18.Be3 Nb7 19.Rad1 Qc7 20.Ng4 Nxg4 21.Qxg4 Kh8 22.f4
Nc5 23.Kh1 exf4 24.Bxf4 Qb7 25.Bd6 Re6 26.Nf5 g6 27.Bxf8 Rxf8 28.Nxh6 Bxe4
29.Bxe4 Rxe4 30.Rxe4 Qxe4 31.Nxf7+ Kg7 32.Ng5 Qxg4 33.hxg4 Rf2 34.b4 Nd3 
35.a4 bxa4 36.Ra1 Nb2 37.Ne6+ Kf6 38.Nd4 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Livshits, Ron"]
[Black "Rios Parra, Mauricio"]
[Result "1-0"]
[WhiteElo "2250"]
[ECO "E91"]
[EventDate "1990.08.16"]
[PlyCount "65"]

1.e4 c5 2.Nf3 g6 3.d4 Bg7 4.d5 d6 5.c4 Nf6 6.Nc3 O-O 7.Be2 Nbd7 8.O-O a6 
9.Rb1 Rb8 10.Qc2 Ne8 11.a3 Ne5 12.b4 cxb4 13.axb4 f5 14.Nxe5 Bxe5 15.f3 
Bd7 16.Be3 f4 17.Bf2 Ng7 18.Na4 b5 19.Nb2 Rc8 20.c5 e6 21.Nd3 exd5 22.Nxe5
dxe5 23.Qa2 Be6 24.exd5 Qxd5 25.Qxa6 Rb8 26.Bxb5 Qa2 27.Be2 Ra8 28.Qxa2 
Rxa2 29.Rfe1 Rd8 30.b5 Rdd2 31.b6 Rxe2 32.Rxe2 Rxe2 33.b7 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Martens, Martin"]
[Black "Borriss, Martin"]
[Result "1/2-1/2"]
[WhiteElo "2325"]
[BlackElo "2280"]
[ECO "B86"]
[EventDate "1990.08.16"]
[PlyCount "100"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Be7 7.Bb3 Na6 8.f4 
Nc5 9.Qf3 a6 10.Be3 Qc7 11.f5 e5 12.Nde2 Nxb3 13.cxb3 b5 14.Rc1 Qb7 15.Bg5
Bd7 16.Bxf6 Bxf6 17.O-O Bd8 18.Rfd1 Bb6+ 19.Kh1 Bc5 20.Qg3 Bc6 21.Nd5 Bxd5
22.Rxd5 f6 23.a3 b4 24.a4 O-O-O 25.Rc4 Kb8 26.Nc1 Rc8 27.Nd3 Bd4 28.Qe1 
Rxc4 29.bxc4 b3 30.h4 Rc8 31.Qa5 Rxc4 32.Qd8+ Ka7 33.Qxd6 Bb6 34.a5 Bc7 
35.Qd7 Bb8 36.Nc5 Qxd7 37.Rxd7+ Ka8 38.Nxa6 Rxe4 39.Rd8 Rxh4+ 40.Kg1 Kb7 
41.Nxb8 Rc4 42.Rg8 Rc2 43.Nd7 Rxb2 44.Nc5+ Kc6 45.Nxb3 Rxb3 46.Rxg7 Rb7 
47.Rg8 Ra7 48.Rf8 Rxa5 49.Rxf6+ Kd5 50.Rf7 Ke4 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Moutousis, Konstantinos"]
[Black "Sinowjew, Jurij"]
[Result "1-0"]
[WhiteElo "2395"]
[BlackElo "2255"]
[ECO "B85"]
[EventDate "1990.08.16"]
[PlyCount "51"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 a6 6.Be2 Qc7 7.O-O Nf6 8.Be3 
Be7 9.f4 d6 10.Kh1 O-O 11.Qe1 Nxd4 12.Bxd4 b5 13.a3 Bb7 14.Qg3 Bc6 15.Rae1
Qb7 16.Bd3 Rad8 17.Re3 a5 18.b4 axb4 19.axb4 g6 20.Qh3 Rfe8 21.Rg3 e5 22.
fxe5 Nxe4 23.Bxe4 Bxe4 24.Rxf7 h5 25.e6 Qa8 26.Qxh5 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Pardo, Marco"]
[Black "Pilgrim, Peter"]
[Result "1-0"]
[ECO "A42"]
[EventDate "1990.08.16"]
[PlyCount "55"]

1.d4 g6 2.c4 Bg7 3.Nc3 d6 4.e4 Nc6 5.d5 Nd4 6.Be3 c5 7.Nge2 Nxe2 8.Bxe2 
Nh6 9.f4 f5 10.e5 O-O 11.O-O Kh8 12.h3 dxe5 13.fxe5 b6 14.e6 Bb7 15.Qd2 
Ng8 16.Rad1 Be5 17.Bf4 Bd4+ 18.Kh1 a6 19.Bf3 Nf6 20.Ne2 b5 21.Nxd4 cxd4 
22.Qxd4 bxc4 23.Qxc4 a5 24.Rfe1 Rc8 25.Qb3 Ba6 26.d6 Bc4 27.Qa4 Re8 28.d7 
1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Pedzich, Dominik"]
[Black "Akopian, Vladimir"]
[Result "0-1"]
[WhiteElo "2415"]
[BlackElo "2535"]
[ECO "C10"]
[EventDate "1990.08.16"]
[PlyCount "62"]

1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Bd3 b6 7.Bg5 Bb7 8.O-O 
Be7 9.Qe2 O-O 10.Rfe1 h6 11.Bf4 c5 12.Nxf6+ Bxf6 13.Bd6 Be7 14.Bxe7 Qxe7 
15.Be4 Bxe4 16.Qxe4 Nf6 17.Qe5 Rfd8 18.c4 cxd4 19.Nxd4 Ng4 20.Qf4 Qh4 21.
Re4 f5 22.Nxe6 fxe4 23.Nxd8 Rxd8 24.h3 Rf8 25.Qxg4 Qxf2+ 26.Kh2 e3 27.Qg3 
Qd2 28.Re1 e2 29.Qc3 Qd6+ 30.Kg1 Qd1 31.Kh2 Rf1 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Rahman, Asad"]
[Black "Ribas, Alejandro"]
[Result "1/2-1/2"]
[ECO "C05"]
[EventDate "1990.08.16"]
[PlyCount "138"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.f4 c5 6.c3 cxd4 7.cxd4 Nc6 8.Ngf3 a5
9.Bd3 Qb6 10.Qa4 Nb4 11.Bb1 Qc6 12.Qd1 Qb5 13.Qb3 a4 14.Qe3 Nb6 15.a3 Nc6 
16.Bd3 Nc4 17.Qe2 N6a5 18.O-O Bd7 19.f5 O-O-O 20.fxe6 fxe6 21.Ng5 Qb6 22.
Nf7 Qxd4+ 23.Kh1 Bc5 24.Nxd8 Nxe5 25.Nxe6 Bxe6 26.Bb5 Bg4 27.Qe1 Nac4 28.
Nxc4 dxc4 29.Qc3 Qxc3 30.bxc3 Nd3 31.Ra2 Rd8 32.Bxa4 b5 33.h3 bxa4 34.hxg4
Nf2+ 35.Kh2 Nxg4+ 36.Kh3 Ne5 37.Rd2 Nd3 38.Re2 Nxc1 39.Rxc1 Bxa3 40.Rcc2 
Rd3+ 41.Kg4 Bd6 42.Re4 Rg3+ 43.Kf5 Kd7 44.Rxc4 h6 45.Rg4 Rxg4 46.Kxg4 Kc6 
47.Rd2 Bc5 48.c4 Bb4 49.Ra2 a3 50.Kf3 Kc5 51.Rc2 Kd4 52.Ke2 h5 53.Kd1 g5 
54.Kc1 h4 55.Kb1 g4 56.Rf2 Ke3 57.Rc2 Bc5 58.Ka2 Kf4 59.Rc3 g3 60.Rf3+ Kg4
61.Rf7 h3 62.Rg7+ Kf4 63.gxh3 Kf3 64.h4 g2 65.h5 g1=Q 66.Rxg1 Bxg1 67.h6 
Ke4 68.h7 Bd4 69.Kxa3 Kf5 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Sherzer, Alex"]
[Black "Hennigan, Michael"]
[Result "1-0"]
[WhiteElo "2440"]
[BlackElo "2325"]
[ECO "B07"]
[EventDate "1990.08.16"]
[PlyCount "59"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be2 Bg7 5.h4 c5 6.dxc5 Qa5 7.Qd3 Qxc5 8.Be3 
Qa5 9.h5 gxh5 10.Nh3 Nc6 11.O-O-O Bd7 12.a3 O-O-O 13.Nf4 Ng4 14.Rxh5 Nce5 
15.Qd2 Nxe3 16.Qxe3 Kb8 17.Nd3 Bc6 18.Nb4 Qc7 19.f4 Ng6 20.Ncd5 Qd7 21.
Nxc6+ bxc6 22.Nb4 e5 23.g3 f6 24.f5 Nf8 25.Qb3 Ka8 26.Qa4 Rc8 27.Bc4 Kb8 
28.Rd3 d5 29.Na6+ Ka8 30.Rxd5 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Shirov, Alexei"]
[Black "Grigore, George-Gabriel"]
[Result "1-0"]
[WhiteElo "2580"]
[BlackElo "2380"]
[ECO "A53"]
[EventDate "1990.08.16"]
[PlyCount "69"]

1.d4 Nf6 2.c4 d6 3.Nc3 Bf5 4.g3 e5 5.Bg2 c6 6.e4 exd4 7.Qxd4 Be6 8.Nge2 
Qb6 9.b3 Nbd7 10.Bf4 Be7 11.Rd1 Qxd4 12.Nxd4 Ne5 13.Nxe6 fxe6 14.c5 g5 15.
Bxg5 dxc5 16.f4 Neg4 17.Ke2 h6 18.Bh4 h5 19.Bf3 Nd7 20.Bxe7 Kxe7 21.e5 Nb6
22.h3 Nh6 23.Ne4 Nf5 24.Kf2 Raf8 25.h4 c4 26.bxc4 Nxc4 27.Nc5 b6 28.Rd7+ 
Ke8 29.Rxa7 Nd4 30.Nxe6 Nxf3 31.Kxf3 Nxe5+ 32.Ke4 Ng4 33.Rd1 Nf2+ 34.Ke5 
Nxd1 35.Kd6 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Silva Lillo, Sebastian"]
[Black "Giaccio, Alfredo Gustavo"]
[Result "1-0"]
[BlackElo "2270"]
[ECO "D00"]
[EventDate "1990.08.16"]
[PlyCount "39"]

1.Nf3 Nf6 2.d4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 O-O 6.Be2 b6 7.Ne5 c5 8.h4 cxd4 
9.exd4 Ne4 10.Nxe4 dxe4 11.h5 g5 12.Bxg5 f6 13.Bc4+ e6 14.Qg4 fxg5 15.
Bxe6+ Rf7 16.Nxf7 Qxd4 17.Nxg5+ Kf8 18.Qf5+ Bf6 19.Nxh7+ Ke7 20.Qxf6+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Sjodahl, Pontus"]
[Black "Minero Pineda, Sergio"]
[Result "1-0"]
[WhiteElo "2335"]
[BlackElo "2285"]
[ECO "E88"]
[EventDate "1990.08.16"]
[PlyCount "55"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.d5 c6 8.Bd3 cxd5 9.
cxd5 Nh5 10.Nge2 f5 11.exf5 gxf5 12.O-O Rf7 13.f4 Nd7 14.Kh1 e4 15.Nd4 
Ndf6 16.Ne6 Bxe6 17.dxe6 Rf8 18.Be2 d5 19.Bc5 Re8 20.Bxh5 Nxh5 21.Qxh5 Qc8
22.Nxd5 Qxc5 23.Qxf5 Qd4 24.Rad1 Qxb2 25.Qxe4 Rac8 26.f5 Qc2 27.Qg4 Rc4 
28.Nf6+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Sorensen, Jan"]
[Black "Mitkov, Nikola"]
[Result "1/2-1/2"]
[WhiteElo "2395"]
[BlackElo "2335"]
[ECO "C29"]
[EventDate "1990.08.16"]
[PlyCount "81"]

1.e4 e5 2.Nc3 Nf6 3.f4 Bb4 4.fxe5 Bxc3 5.dxc3 Nxe4 6.Qg4 Nc5 7.Qxg7 Qh4+ 
8.Qg3 Qxg3+ 9.hxg3 b6 10.Nf3 Nc6 11.Bg5 Ne4 12.Bf4 Bb7 13.Bd3 Ne7 14.Ng5 
Nc5 15.Bxh7 Bxg2 16.Rh4 Bd5 17.O-O-O O-O-O 18.b3 Rdf8 19.c4 Bc6 20.b4 Ne6 
21.Nxe6 dxe6 22.Bh6 Re8 23.Bg7 Nf5 24.Bxh8 Nxh4 25.Bf6 Ng6 26.Rd4 Bg2 27.
Kd2 Bh3 28.Kc3 c5 29.Rd6 Kc7 30.Bxg6 fxg6 31.Rd2 Bf5 32.Rh2 cxb4+ 33.Kxb4 
Kc6 34.Rh7 a5+ 35.Kc3 Rc8 36.a4 Rc7 37.Rh4 Rd7 38.Rf4 Bh3 39.Rh4 Bf5 40.
Rh1 Bg4 41.Bg5 1/2-1/2

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Stephens, Malcolm"]
[Black "Peralta, Eduardo"]
[Result "0-1"]
[BlackElo "2255"]
[ECO "B22"]
[EventDate "1990.08.16"]
[PlyCount "66"]

1.e4 c5 2.c3 e6 3.d4 d5 4.exd5 exd5 5.Be3 cxd4 6.Bxd4 Nc6 7.Nf3 Be6 8.Nbd2
Nf6 9.Be2 Bd6 10.Nb3 O-O 11.Bc5 Bxc5 12.Nxc5 Qb6 13.Nxe6 fxe6 14.Qb3 Qc7 
15.Qa4 Kh8 16.Qh4 e5 17.O-O Rae8 18.Kh1 Ne7 19.Bb5 Ng6 20.Qa4 Re7 21.Qxa7 
e4 22.Nd2 Qf4 23.Qe3 Qh4 24.Qg3 Qh6 25.Nb3 Re5 26.Be2 Nf4 27.Nd4 N6h5 28.
Bxh5 Rxh5 29.Rg1 Rf6 30.Ne2 Rg5 31.Nxf4 Rxg3 32.fxg3 g5 33.Nxd5 Qxh2+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Tuffery, Paul"]
[Black "Weiding, Tom"]
[Result "1-0"]
[ECO "A16"]
[EventDate "1990.08.16"]
[PlyCount "57"]

1.c4 Nf6 2.Nc3 g6 3.b3 Bg7 4.Bb2 O-O 5.g3 Nc6 6.Bg2 b6 7.Nf3 Bb7 8.O-O e6 
9.Rc1 d6 10.d4 Ne7 11.Qc2 c5 12.dxc5 dxc5 13.Rfd1 Qb8 14.Rd2 Nc6 15.Rcd1 
Rd8 16.Rxd8+ Nxd8 17.Nb5 Be4 18.Qd2 Nb7 19.Be5 Qf8 20.Qf4 Bf5 21.Bxf6 Bxf6
22.e4 e5 23.Nxe5 Bxe5 24.Qxe5 Re8 25.Qf4 Be6 26.e5 Rd8 27.Rxd8 Qxd8 28.
Bxb7 Bh3 29.Nd6 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Ulybin, Mikhail"]
[Black "Lutz, Christopher"]
[Result "0-1"]
[WhiteElo "2460"]
[BlackElo "2445"]
[ECO "B93"]
[EventDate "1990.08.16"]
[PlyCount "108"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f4 Nbd7 7.Nf3 Qc7 8.a4 g6
9.Bd3 Bg7 10.O-O O-O 11.Kh1 Nc5 12.Qe1 Bd7 13.Qh4 Bc6 14.f5 b5 15.Bh6 b4 
16.Nd5 Bxd5 17.exd5 Rfc8 18.Ng5 Nxd3 19.cxd3 Bh8 20.Rae1 Qb7 21.fxg6 fxg6 
22.Nxh7 Nxh7 23.Qg4 Bf6 24.Qxg6+ Kh8 25.Qf7 Rf8 26.Bxf8 Rxf8 27.Qh5 Rg8 
28.b3 Rg5 29.Qe8+ Rg8 30.Qf7 Qc8 31.Qe6 Qc2 32.Qe4 Qxb3 33.Rb1 Qxa4 34.
Rxb4 Qc2 35.Rc4 Qd2 36.Rc7 a5 37.Ra7 Qb4 38.Qe2 Qc5 39.Ra6 Qxd5 40.Rb1 Be5
41.Ra7 Bf6 42.Qd2 Ra8 43.Rxa8+ Qxa8 44.Rb5 a4 45.Qb4 Qc6 46.Rb8+ Kg7 47.
Qg4+ Ng5 48.Rc8 Qd5 49.Qxa4 Qxd3 50.Rc1 Ne4 51.Qc2 Bd4 52.h3 Qe3 53.Qc7 
Nf2+ 54.Kh2 Be5+ 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Varga, Zoltan"]
[Black "Hernandez Sevillano, Gustavo"]
[Result "1-0"]
[WhiteElo "2380"]
[BlackElo "2205"]
[ECO "C48"]
[EventDate "1990.08.16"]
[PlyCount "112"]

1.e4 e5 2.Nf3 Nf6 3.Nc3 Nc6 4.Bb5 Nd4 5.Bc4 Bc5 6.O-O O-O 7.Nxe5 c6 8.Nxf7
Rxf7 9.Bxf7+ Kxf7 10.e5 Ne8 11.Ne4 Be7 12.c3 Ne6 13.f4 d5 14.Ng3 d4 15.d3 
dxc3 16.bxc3 Nf8 17.f5 Kg8 18.d4 b5 19.Nh5 g6 20.f6 gxh5 21.Qxh5 Ng6 22.
Bg5 Ng7 23.fxe7 Qe8 24.Qh6 Nf5 25.Rxf5 Bxf5 26.Rf1 Bd7 27.Bf6 Qf7 28.Bh8 
Qxe7 29.Bf6 Qf7 30.h4 Rf8 31.h5 Be6 32.Rf3 Bg4 33.Rg3 Bf5 34.a3 Re8 35.Qf4
Qe6 36.hxg6 hxg6 37.Rxg6+ Bxg6 38.Qh6 Qd7 39.Qxg6+ Kf8 40.Bg5 Qe6 41.Qh7 
Rc8 42.Qxa7 Kg8 43.Bf6 Qg4 44.Qe7 Rf8 45.Qc7 Qd1+ 46.Kh2 Qh5+ 47.Kg3 Qg6+ 
48.Kf3 Rxf6+ 49.exf6 Qxf6+ 50.Ke2 Qe6+ 51.Kf2 Qa2+ 52.Kg3 Qd2 53.Qxc6 Qe1+
54.Kf4 Qh4+ 55.Ke5 Qg5+ 56.Kd6 Qf6+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "13"]
[White "Zapata Ferrada, Marco"]
[Black "Liardet, Fabrice"]
[Result "1-0"]
[BlackElo "2300"]
[ECO "A20"]
[EventDate "1990.08.16"]
[PlyCount "77"]

1.c4 e5 2.g3 Nf6 3.Bg2 c6 4.d4 exd4 5.Qxd4 d5 6.Bg5 Be7 7.Nf3 O-O 8.O-O 
dxc4 9.Qxc4 Be6 10.Qc2 Na6 11.a3 Nc5 12.Nbd2 a5 13.Be3 Ncd7 14.Nd4 Bg4 15.
h3 Bh5 16.Nf5 Nd5 17.Bd4 Bf6 18.e4 Nc7 19.Be3 Be2 20.Rfe1 Ba6 21.f4 g6 22.
Nh6+ Kg7 23.Ng4 Be7 24.f5 Re8 25.Bh6+ Kg8 26.Qc3 Nf6 27.Nf3 Nb5 28.Qe5 Nh5
29.Bf4 Bd6 30.Nh6+ Kf8 31.Qh8+ Ke7 32.Bg5+ Kd7 33.Qxh7 Qb6+ 34.Be3 Bc5 35.
Qxf7+ Re7 36.Rad1+ Nd6 37.Ne5+ Kd8 38.Rxd6+ Kc8 39.Qf8+ 1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "?"]
[White "Holmsten, Aleksei"]
[Black "Liardet, Fabrice"]
[Result "0-1"]
[BlackElo "2300"]
[ECO "B04"]
[EventDate "1990.08.16"]
[PlyCount "178"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Nc6 5.e6 fxe6 6.c4 Nf6 7.Nc3 g6 8.Bd3 Bg7 
9.O-O O-O 10.Re1 Nh5 11.Be4 e5 12.d5 Nb4 13.a3 Na6 14.b4 Nf6 15.Ng5 Nxe4 
16.Ncxe4 c6 17.Rb1 Nc7 18.Rb3 h6 19.Nf3 Bf5 20.Ng3 cxd5 21.cxd5 Qd7 22.Nh4
Qb5 23.Ngxf5 gxf5 24.Rg3 Rf6 25.Bxh6 Rxh6 26.Nxf5 Rh7 27.Qg4 Kh8 28.Nxg7 
Rg8 29.Qf5 Qxd5 30.Nh5 Qd2 31.Rb1 Qh6 32.Rxg8+ Kxg8 33.Ng3 Qxh2+ 34.Kf1 e6
35.Qg5+ Rg7 36.Qd8+ Kh7 37.Rc1 Nd5 38.Rc8 Qh6 39.Qe8 Nc7 40.Qh8+ Kg6 41.
Qxh6+ Kxh6 42.Ne4 d5 43.Nd6 b6 44.Ne8 Nxe8 45.Rxe8 Kg5 46.Rxe6 Kf5 47.Rc6 
Ke4 48.g3 Kd3 49.Rc8 d4 50.a4 e4 51.b5 Re7 52.Rc6 Kd2 53.a5 bxa5 54.Ra6 
Kc3 55.Rxa5 Kb4 56.Ra1 Kxb5 57.Ke2 a5 58.f3 exf3+ 59.Kd3 f2 60.Rf1 Kc5 61.
Rxf2 Re3+ 62.Kd2 Rxg3 63.Rf5+ Kb4 64.Rd5 d3 65.Rd8 a4 66.Rb8+ Ka3 67.Kc3 
Rh3 68.Rb1 Ka2 69.Rb2+ Ka1 70.Rd2 Kb1 71.Rd1+ Ka2 72.Rd2+ Ka3 73.Kc4 Rh4+ 
74.Kc5 Rh3 75.Kc4 Rg3 76.Kc3 Rf3 77.Kc4 Rh3 78.Kc3 Rg3 79.Kc4 Rg4+ 80.Kc5 
Rg3 81.Kc4 Rg4+ 82.Kc5 Rh4 83.Rxd3+ Kb2 84.Rg3 a3 85.Rg2+ Kb3 86.Rg3+ Ka4 
87.Rg2 Rb4 88.Rg8 Rb5+ 89.Kc4 a2 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "?"]
[White "Holmsten, Aleksei"]
[Black "Moutousis, Konstantinos"]
[Result "0-1"]
[BlackElo "2395"]
[ECO "C89"]
[EventDate "1990.08.16"]
[PlyCount "60"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d5 
9.exd5 Nxd5 10.Nxe5 Nxe5 11.Rxe5 c6 12.d4 Bd6 13.Re1 Qh4 14.g3 Qh3 15.Be3 
Bg4 16.Qd3 Rae8 17.Nd2 Re6 18.a4 Qh5 19.axb5 axb5 20.Bxd5 Qxd5 21.c4 bxc4 
22.Qxc4 Qh5 23.Ra6 Rfe8 24.Rxc6 Rh6 25.h4 Rg6 26.Qa6 Qd5 27.Qc4 Qf5 28.Qa6
Qd7 29.Nc4 Bf3 30.Nxd6 Qh3 0-1

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "?"]
[White "Holmsten, Aleksei"]
[Black "Rahman, Asad"]
[Result "1-0"]
[ECO "C05"]
[EventDate "1990.08.16"]
[PlyCount "145"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.f4 c5 6.c3 Nc6 7.Ndf3 Be7 8.Bd3 f5 
9.Ne2 O-O 10.O-O cxd4 11.cxd4 Qb6 12.Kh1 Re8 13.Rg1 Kh8 14.g4 g6 15.Qf1 
Rg8 16.Qh3 Nf8 17.Bd2 Bd7 18.Bc3 Rc8 19.Rg2 Nb4 20.Bxb4 Qxb4 21.Rag1 fxg4 
22.Rxg4 Bb5 23.Bxb5 Qxb5 24.Ng3 Qxb2 25.f5 Rc1 26.f6 Rxg1+ 27.Kxg1 Qc1+ 
28.Nf1 Bb4 29.Ng5 h5 30.Rg2 Bc3 31.Qd3 Qa1 32.Rd2 Qc1 33.Nf7+ Kh7 34.Ng5+ 
Kh6 35.Nf7+ Kh7 36.Rd1 Qf4 37.Qxc3 Qg4+ 38.Qg3 Qxd1 39.Ng5+ Kh8 40.Qe3 
Qg4+ 41.Kh1 Rg7 42.fxg7+ Kxg7 43.h3 Qd1 44.Qf3 Qxf3+ 45.Nxf3 Kf7 46.N1d2 
Ke7 47.Kg2 Kd7 48.Kg3 Kc6 49.Kf4 Nh7 50.Ng5 Nf8 51.Ke3 Kb5 52.Kd3 Kb4 53.
Kc2 Ka3 54.Kb1 b6 55.Nb3 Kb4 56.Kc2 a5 57.Nc1 a4 58.Ne2 Kc4 59.a3 b5 60.h4
b4 61.axb4 Kxb4 62.Nf4 a3 63.Nfxe6 a2 64.Kb2 Nxe6 65.Nxe6 Kc4 66.Kxa2 g5 
67.Nxg5 Kxd4 68.e6 Ke3 69.e7 Kd2 70.Kb2 d4 71.e8=Q d3 72.Nh3 Kd1 73.Qe3 
1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "?"]
[White "Pardo, Marco"]
[Black "Holmsten, Aleksei"]
[Result "1-0"]
[ECO "D89"]
[EventDate "1990.08.16"]
[PlyCount "80"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 c5 7.Bc4 Bg7 8.Ne2 
O-O 9.O-O Nc6 10.Be3 Bg4 11.f3 Na5 12.Bd3 cxd4 13.cxd4 Bd7 14.Rb1 a6 15.
Qd2 Bb5 16.Rfc1 Qd7 17.Rc5 Bxd3 18.Qxd3 b5 19.a4 Nc4 20.axb5 axb5 21.Rcxb5
Nxe3 22.Qxe3 Ra2 23.Rb7 Qa4 24.Qd3 h5 25.e5 e6 26.Ng3 Ra3 27.Qe4 h4 28.
R7b4 Qa7 29.Ne2 Ra2 30.Nc3 Ra5 31.Nb5 Qe7 32.Nd6 Qg5 33.R4b2 h3 34.Kh1 
Rfa8 35.g3 Ra1 36.Qc2 Qe3 37.Qe4 Rxb1+ 38.Rxb1 Qa3 39.Qf4 Qa2 40.Rg1 Ra7 
1-0

[Event "29th World U20 Ch"]
[Site "Santiago de Chile CHI"]
[Date "1990.08.??"]
[Round "?"]
[White "Watanabe, Akira"]
[Black "Holmsten, Aleksei"]
[Result "0-1"]
[ECO "B33"]
[EventDate "1990.08.16"]
[PlyCount "72"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 
b5 9.Nd5 Be7 10.Bxf6 Bxf6 11.c3 O-O 12.Nc2 Rb8 13.b4 Bg5 14.h4 Bh6 15.g4 
Bf4 16.a4 bxa4 17.g5 Ne7 18.Bg2 Nxd5 19.Qxd5 Be6 20.Qd3 Qc7 21.Ne3 Rfc8 
22.Kd2 Bc4 23.Qc2 Bb5 24.g6 hxg6 25.h5 gxh5 26.Rxh5 g6 27.Rh4 Kg7 28.Rxf4 
exf4 29.Nd5 Qa7 30.Ke1 Bc4 31.Nxf4 Qe7 32.Rxa4 Qe5 33.Ne2 Bxe2 34.Kxe2 
Rxc3 35.Qd2 Rbc8 36.Ra2 Qb5+ 0-1

