[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "1"]
[White "Alvarez, Javier"]
[Black "Cordova, Emilio"]
[Result "0-1"]
[ECO "B31"]
[EventDate "2006.??.??"]
[PlyCount "72"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.Bxc6 dxc6 5.d3 Bg7 6.h3 Nf6 7.Nc3 Nd7 8.Be3 
O-O 9.Qd2 Re8 10.O-O b6 11.Nh2 e5 12.f4 exf4 13.Rxf4 Ne5 14.Raf1 Be6 15.
R4f2 Qe7 16.a4 a5 17.Ne2 f6 18.Nf3 Nf7 19.Nf4 Rad8 20.g4 Nd6 21.Nxe6 Qxe6 
22.Qe1 h6 23.Rg2 Kh7 24.Qh4 Nf7 25.g5 fxg5 26.Bxg5 Rd7 27.Bd2 c4 28.Ne1 g5
29.Qh5 Qg6 30.Qe2 Bxb2 31.h4 Bf6 32.Be3 c5 33.h5 Qg7 34.Rgf2 Bc3 35.Qg4 
Ne5 36.Qf5+ Kg8 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "1"]
[White "Barrientos, Sergio"]
[Black "Mateus, Luis Alejandro"]
[Result "1-0"]
[ECO "B90"]
[EventDate "2006.??.??"]
[PlyCount "41"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e5 7.Nf3 Be7 8.h3 O-O
9.Bc4 Qc7 10.Bb3 b5 11.Qd2 h6 12.O-O Kh7 13.a4 Bb7 14.axb5 axb5 15.Nxb5 
Qc6 16.Nc3 Rxa1 17.Rxa1 Nxe4 18.Qd3 f5 19.Bd5 Qc8 20.Nxe4 fxe4 21.Qxe4+ 
1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "1"]
[White "Becerra, Juan David"]
[Black "Iturrizaga, Eduardo"]
[Result "0-1"]
[ECO "B22"]
[EventDate "2006.??.??"]
[PlyCount "48"]

1.e4 c5 2.d4 cxd4 3.c3 g6 4.Qxd4 Nf6 5.e5 Nc6 6.Qf4 Nd5 7.Qe4 Nc7 8.Nf3 
Bg7 9.Bc4 O-O 10.O-O Nxe5 11.Nxe5 d5 12.Nxf7 Rxf7 13.Rd1 Bf5 14.Qh4 Bc2 
15.Rd2 Bf6 16.Qg3 Ba4 17.b3 Bc6 18.Bb2 e5 19.Bxd5 Nxd5 20.c4 Nf4 21.Rxd8+ 
Rxd8 22.Nc3 Rd3 23.f3 Rxc3 24.Qe1 Rc2 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "1"]
[White "Carreno, Jhonathan"]
[Black "Cornejo, Max"]
[Result "0-1"]
[ECO "B22"]
[EventDate "2006.??.??"]
[PlyCount "52"]

1.e4 c5 2.c3 d5 3.exd5 Qxd5 4.d4 Nf6 5.Nf3 Bg4 6.Be2 e6 7.O-O Nc6 8.Na3 
Qd8 9.Nc2 Qc7 10.Be3 Nd5 11.dxc5 Nxe3 12.Nxe3 Bxf3 13.Bxf3 Bxc5 14.Qa4 
Bxe3 15.fxe3 O-O 16.Bxc6 bxc6 17.Qe4 Rad8 18.Rad1 Rd5 19.Rd4 Rh5 20.g3 c5 
21.Rd3 c4 22.Rd4 Qb6 23.Rb1 Rc5 24.Kg2 e5 25.Rxc4 f5 26.Qh4 Qc6+ 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "1"]
[White "Flaquer, Luis"]
[Black "Paez, David"]
[Result "1-0"]
[ECO "C17"]
[EventDate "2006.??.??"]
[PlyCount "49"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.Qg4 Ne7 6.dxc5 Bxc3+ 7.bxc3 Nbc6 8.Nf3
Qa5 9.Bd2 Qxc5 10.Bd3 Bd7 11.O-O O-O-O 12.Rab1 f5 13.Qxg7 Rdg8 14.Qf6 Rf8 
15.Qh6 Nd8 16.c4 Nf7 17.Qh3 Nc6 18.Rb5 Qe7 19.cxd5 Ncxe5 20.Bb4 Qe8 21.
Nxe5 Nxe5 22.Bxf8 Nxd3 23.Qxd3 Bxb5 24.Qc3+ Kb8 25.Qxh8 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "1"]
[White "Guerrero, Juan Carlos"]
[Black "Silva Pena, John"]
[Result "1-0"]
[ECO "E91"]
[EventDate "2006.??.??"]
[PlyCount "99"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 Nbd7 7.O-O c5 8.d5 Ne8 
9.Re1 Ne5 10.Nd2 f5 11.f4 Ng4 12.Bxg4 fxg4 13.Nb3 Nf6 14.Be3 Nh5 15.g3 a6 
16.Qe2 b6 17.Rad1 Qc7 18.Nc1 Bd7 19.Nd3 Rae8 20.Nf2 Nf6 21.a3 h5 22.Qd3 
Nh7 23.b4 cxb4 24.axb4 Rc8 25.c5 bxc5 26.bxc5 dxc5 27.e5 Bf5 28.Qxa6 Kh8 
29.Qc4 Rfd8 30.Nce4 Nf8 31.Qxc5 Qxc5 32.Bxc5 Rd7 33.Bb6 Rb7 34.Be3 Rc4 35.
Nc5 Rc7 36.Rc1 Rxc1 37.Rxc1 Rc8 38.Nfd3 Kg8 39.Nb4 Bd7 40.Nxd7 Rxc1+ 41.
Bxc1 Nxd7 42.Nc6 Kf8 43.Ba3 Ke8 44.Bxe7 Nb6 45.d6 Kd7 46.Nb8+ Ke6 47.Bd8 
Nd5 48.Na6 Kd7 49.Ba5 Kc6 50.Nb8+ 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "1"]
[White "Hungaski, Robert"]
[Black "Arenas, David"]
[Result "1-0"]
[ECO "B76"]
[EventDate "2006.??.??"]
[PlyCount "65"]

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.O-O-O d5 10.Kb1 Nxd4 11.e5 Nf5 12.exf6 Bxf6 13.Nxd5 Qxd5 14.Qxd5 
Nxe3 15.Qd3 Nxd1 16.Qxd1 Be6 17.Bb5 Rac8 18.Qe2 Rc5 19.Rd1 Bf5 20.Ba4 g5 
21.Bb3 Rc7 22.g4 Bg6 23.h4 h6 24.Qe3 Rfc8 25.Rd2 b5 26.f4 gxh4 27.a3 a5 
28.f5 Bg5 29.Qb6 Bxd2 30.fxg6 Bg5 31.gxf7+ Kg7 32.Qxb5 Rc5 33.Qe8 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "1"]
[White "Michelen, Victor"]
[Black "Useche, Maigel"]
[Result "1-0"]
[ECO "D31"]
[EventDate "2006.??.??"]
[PlyCount "79"]

1.d4 e6 2.c4 d5 3.Nc3 Bb4 4.Nf3 Nd7 5.Bf4 Ne7 6.a3 Bxc3+ 7.bxc3 Ng6 8.Bg3 
b6 9.cxd5 exd5 10.e3 O-O 11.c4 Bb7 12.Rc1 c5 13.cxd5 Bxd5 14.Bd6 Re8 15.
Bb5 Re6 16.dxc5 Nxc5 17.Bxc5 bxc5 18.Rxc5 Bxf3 19.Qxd8+ Rxd8 20.gxf3 Red6 
21.O-O Nh4 22.f4 Nf3+ 23.Kg2 Nd2 24.Rd1 a6 25.Bxa6 h6 26.Rc8 Kf8 27.Rxd8+ 
Rxd8 28.a4 Rd6 29.Bb7 Rg6+ 30.Kh1 Rd6 31.a5 Ne4 32.Rxd6 Nxd6 33.a6 Nb5 34.
Kg2 Ke7 35.Kf3 Ke6 36.e4 f6 37.Bd5+ Kd6 38.f5 Kc7 39.Kg4 Kb6 40.Kh5 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "1"]
[White "Morales, Luciana"]
[Black "Carrillo, Javier"]
[Result "1-0"]
[ECO "A33"]
[EventDate "2006.??.??"]
[PlyCount "38"]

1.Nf3 Nf6 2.c4 c5 3.d4 cxd4 4.Nxd4 Nc6 5.g3 e6 6.Nc3 Bb4 7.Bg2 Bxc3+ 8.
bxc3 O-O 9.Ba3 Qa5 10.Bxf8 Qxc3+ 11.Kf1 Kxf8 12.Nb5 Qe5 13.Rc1 Ne7 14.Qd2 
d5 15.f4 Qb8 16.cxd5 a6 17.Nc7 Ra7 18.dxe6 Bxe6 19.Qd6 Bxa2 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "1"]
[White "Munoz, Lisandro"]
[Black "Naranjo, Sebastian"]
[Result "1-0"]
[ECO "C05"]
[EventDate "2006.??.??"]
[PlyCount "75"]

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.f4 c5 6.c3 Nc6 7.Ne2 cxd4 8.cxd4 Qb6
9.Nf3 Bb4+ 10.Nc3 Nf8 11.a3 Bxc3+ 12.bxc3 Na5 13.a4 Bd7 14.Ba3 Qc6 15.Bb4 
Nc4 16.Qc1 Ng6 17.a5 b6 18.Bxc4 bxa5 19.Rxa5 Qxc4 20.Kf2 Bb5 21.Re1 a6 22.
Kg1 Qd3 23.Ra2 Qf5 24.g3 h5 25.h4 Qd3 26.Re3 Qc4 27.Ra1 Qc6 28.Qb1 Ne7 29.
Bxe7 Kxe7 30.Qb4+ Kd7 31.Ng5 Rhf8 32.f5 Rab8 33.Qa3 Bc4 34.Rae1 Ke8 35.f6 
gxf6 36.exf6 Qc7 37.Nxe6 fxe6 38.Rxe6+ 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "1"]
[White "Ojeda, Jesus David"]
[Black "Gallego, Andres"]
[Result "0-1"]
[ECO "B62"]
[EventDate "2006.??.??"]
[PlyCount "73"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Be2 Be7 8.Ndb5 
a6 9.Bxf6 gxf6 10.Nd4 Bd7 11.Qd2 Qb6 12.Nb3 Rg8 13.g3 O-O-O 14.f4 Kb8 15.
O-O-O Rc8 16.Kb1 Na5 17.Qd4 Qc7 18.Qb4 Nc6 19.Qc4 b5 20.Qd3 Na5 21.Nxa5 
Qxa5 22.Bf3 Rc5 23.Ne2 Rgc8 24.Nd4 Qb6 25.Rd2 Rc4 26.Qe3 Qa7 27.Be2 e5 28.
fxe5 fxe5 29.Nf5 Qxe3 30.Nxe3 Rxe4 31.Nd5 Bg5 32.Bf3 Rec4 33.Rf2 Bf5 34.
Bd1 Be4 35.Nb6 Bxh1 36.Nxc8 Kxc8 37.Rxf7 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "1"]
[White "Panesso, Oscar"]
[Black "Echeverria, Mario"]
[Result "1/2-1/2"]
[ECO "C14"]
[EventDate "2006.??.??"]
[PlyCount "50"]

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.dxc5 f6 11.exf6 Qxf6 12.g3 Nxc5 13.O-O-O Kh8 14.Bd3 Nb4 
15.Kb1 Bd7 16.h4 a5 17.h5 Be8 18.Ne5 Nbxd3 19.cxd3 b5 20.Ne2 Nd7 21.Ng4 
Qf5 22.Ne3 Qf6 23.Ng4 Qf5 24.Ne3 Qf6 25.Ng4 Qf5 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "1"]
[White "Pena, Alfredo"]
[Black "Bejarano, Danny"]
[Result "1-0"]
[ECO "C18"]
[EventDate "2006.??.??"]
[PlyCount "48"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Qc7 7.Nf3 Nc6 8.a4 
Nge7 9.Ba3 b6 10.Bd3 Bd7 11.O-O Na5 12.Nd2 a6 13.Qg4 Ng6 14.h4 Qd8 15.Nf3 
f5 16.exf6 Qxf6 17.h5 Nf4 18.Ne5 c4 19.Be2 Bxa4 20.Bf3 Bxc2 21.g3 Nd3 22.
Bxd5 Nb3 23.Bxe6 Nxe5 24.dxe5 Qd8 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "1"]
[White "Perez, Cesar"]
[Black "Capo Vidal, Uriel"]
[Result "0-1"]
[ECO "B33"]
[EventDate "2006.??.??"]
[PlyCount "56"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.a4 h6 8.Be2 
Be7 9.Be3 Be6 10.O-O O-O 11.Kh1 Qd7 12.f4 a6 13.f5 Bxf5 14.Rxf5 axb5 15.
Bxb5 Nxe4 16.Rxe5 Nxc3 17.bxc3 Bf6 18.Rd5 Qe6 19.Bf2 Bxc3 20.Ra3 Be5 21.
Re3 Qg6 22.Bg3 Qg5 23.Re1 Nb4 24.Rd2 Bxg3 25.hxg3 Qxg3 26.Rxd6 Nxc2 27.Re4
Ne3 28.Qd2 Ng4 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "1"]
[White "Tirado, Juan Camilo"]
[Black "Alvarez, Miguel Angel"]
[Result "0-1"]
[ECO "B90"]
[EventDate "2006.??.??"]
[PlyCount "84"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f3 e5 7.Nb3 Be6 8.Be3 h5 
9.Qd2 Nbd7 10.Qf2 Rc8 11.Bd3 Qc7 12.O-O Be7 13.Kh1 h4 14.Rad1 Nh5 15.Rfe1 
Kf8 16.Nd5 Bxd5 17.exd5 g6 18.Kg1 Kg7 19.Nd2 Qd8 20.Nc4 b5 21.Nb6 Nxb6 22.
Bxb6 Qd7 23.Be3 g5 24.c3 f5 25.Qc2 Kf6 26.h3 Rhf8 27.Bc1 Bd8 28.a3 Bb6+ 
29.Be3 Bxe3+ 30.Rxe3 Nf4 31.Ree1 g4 32.Bxf5 Qxf5 33.Qxf5+ Kxf5 34.fxg4+ 
Kg5 35.Re4 Rfe8 36.Rd2 Rc5 37.Re3 Rd8 38.Kf2 Rxd5 39.Rxd5 Nxd5 40.Re4 Rf8+
41.Kg1 Rf4 42.Re2 Nb6 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "2"]
[White "Alvarez, Miguel Angel"]
[Black "Pena, Alfredo"]
[Result "1-0"]
[ECO "E97"]
[EventDate "2006.??.??"]
[PlyCount "61"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 O-O 5.Nf3 d6 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.b4 Nh5 10.Re1 Nf4 11.Bf1 f5 12.Bxf4 fxe4 13.Bxe5 dxe5 14.Nxe4 Bg4 15.Be2
a5 16.Nfg5 Bf5 17.Bg4 Qe8 18.Nc5 e4 19.Bxf5 Rxf5 20.Nce6 Be5 21.Rxe4 h6 
22.Rxe5 Rxe5 23.Qd4 Nc6 24.dxc6 Rxe6 25.Nxe6 Qxe6 26.cxb7 Re8 27.g3 axb4 
28.c5 b3 29.axb3 Qxb3 30.Qd7 Rf8 31.Qxc7 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "2"]
[White "Arenas, David"]
[Black "Panesso, Oscar"]
[Result "1-0"]
[ECO "B51"]
[EventDate "2006.??.??"]
[PlyCount "81"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 d6 4.O-O Bd7 5.Re1 a6 6.Bf1 Nf6 7.h3 e6 8.c3 Be7 
9.d4 cxd4 10.cxd4 O-O 11.Nc3 Qc7 12.Bg5 h6 13.Bh4 Rac8 14.Rc1 Qb8 15.a3 
Rfe8 16.Bg3 b5 17.b4 Nh7 18.d5 Ne5 19.dxe6 Nxf3+ 20.Qxf3 fxe6 21.Red1 Rc6 
22.Ne2 Rec8 23.Rxc6 Rxc6 24.Nd4 Rc7 25.Qb3 Qc8 26.Nf5 Bf8 27.Nxd6 Bxd6 28.
Bxd6 Rc3 29.Qb2 Rc2 30.Qd4 Bc6 31.Bd3 Ra2 32.Qc3 Qd7 33.Bb1 Re2 34.Qf3 Rb2
35.Be5 Rxb1 36.Rxb1 Ng5 37.Qd1 Qa7 38.Rc1 Qb6 39.Qd6 Nxe4 40.Qxe6+ Kh8 41.
Qxh6+ 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "2"]
[White "Bejarano, Danny"]
[Black "Tirado, Juan Camilo"]
[Result "0-1"]
[ECO "B21"]
[EventDate "2006.??.??"]
[PlyCount "56"]

1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Bc4 e6 6.Nf3 d6 7.Bf4 e5 8.Ng5 
Nh6 9.Qb3 Qd7 10.O-O-O Na5 11.Bb5 Nxb3+ 12.axb3 exf4 13.e5 Be7 14.e6 Bxg5 
15.exd7+ Bxd7 16.Rhe1+ Be7 17.Rxd6 Bxb5 18.Nxb5 Rc8+ 19.Kb1 a6 20.Nc3 Rc6 
21.Rd4 Re6 22.Red1 O-O 23.Rxf4 Bg5 24.Rb4 b5 25.Rd7 Rd8 26.Ra7 Bf6 27.Ne4 
Be7 28.Nf6+ Bxf6 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "2"]
[White "Capo Vidal, Uriel"]
[Black "Flaquer, Luis"]
[Result "1/2-1/2"]
[ECO "E11"]
[EventDate "2006.??.??"]
[PlyCount "65"]

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 Qe7 5.g3 Nc6 6.Bg2 O-O 7.O-O Bxd2 8.Qxd2
d6 9.Nc3 e5 10.dxe5 Nxe5 11.Nd5 Qd8 12.Nxe5 dxe5 13.Qg5 c6 14.Ne3 Ng4 15.
Qxd8 Rxd8 16.Rfd1 Be6 17.Nxg4 Bxg4 18.Kf1 Be6 19.b3 Kf8 20.Ke1 Ke7 21.Rac1
f5 22.a3 a5 23.Rd2 g5 24.e3 h5 25.Rxd8 Rxd8 26.Bf1 Rh8 27.f4 gxf4 28.exf4 
e4 29.h4 c5 30.Be2 Bf7 31.Kf2 Rh6 32.a4 Rb6 33.Rc3 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "2"]
[White "Carrillo, Javier"]
[Black "Alvarez, Javier"]
[Result "0-1"]
[ECO "E68"]
[EventDate "2006.??.??"]
[PlyCount "93"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 O-O 5.g3 d6 6.Bg2 Nbd7 7.O-O e5 8.e4 a6 
9.b3 exd4 10.Nxd4 Nc5 11.Bb2 Ng4 12.b4 Ne6 13.Nde2 a5 14.a3 Ne5 15.Qb3 Nd3
16.Rfd1 Nxb2 17.Qxb2 Ng5 18.Qc2 Bg4 19.Rac1 axb4 20.axb4 Bxc3 21.Nxc3 Bxd1
22.Rxd1 f6 23.f4 Nf7 24.Nb5 Qe7 25.Qb3 Kg7 26.f5 Rfe8 27.Nd4 Nd8 28.h4 Qe5
29.Qd3 Ra4 30.Qb3 Ra1 31.Kh2 Rxd1 32.Qxd1 Kh8 33.Qd2 Rg8 34.Qe3 Nc6 35.
Nxc6 bxc6 36.fxg6 Rxg6 37.Qf4 Rg8 38.Qxe5 dxe5 39.Bf1 Rd8 40.Kg2 Rd4 41.
Kf3 h5 42.Be2 Kg7 43.Ke3 Kg6 44.Kf3 Rd2 45.Ke3 Rb2 46.b5 c5 47.Kf2 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "2"]
[White "Cordova, Emilio"]
[Black "Morales, Luciana"]
[Result "1-0"]
[ECO "E15"]
[EventDate "2006.??.??"]
[PlyCount "89"]

1.d4 e6 2.Nf3 Nf6 3.c4 b6 4.g3 Ba6 5.Nbd2 b5 6.cxb5 Bxb5 7.Bg2 d5 8.O-O c5
9.dxc5 Bxc5 10.b4 Bd6 11.a4 Bd7 12.e4 Bxb4 13.e5 Ng4 14.Nb3 Nc6 15.Bf4 O-O
16.h3 Nh6 17.Nfd4 Nxd4 18.Nxd4 Qa5 19.Nb3 Qb6 20.Be3 Qb7 21.Rb1 a5 22.Bxh6
gxh6 23.Nxa5 Rxa5 24.Qg4+ Kh8 25.Rxb4 Qa7 26.Rfb1 Rxa4 27.Qf4 Rxb4 28.Qf6+
Kg8 29.Rxb4 d4 30.Be4 Bc6 31.Bxc6 Qc5 32.Ra4 Qxc6 33.Rxd4 h5 34.Kh2 Qc2 
35.g4 Qg6 36.Qh4 f5 37.gxh5 Qg7 38.Qf4 Rc8 39.h6 Qg6 40.Rd7 Kh8 41.Qh4 Rg8
42.Qf6+ Qxf6 43.exf6 Rf8 44.f7 e5 45.Re7 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "2"]
[White "Cornejo, Max"]
[Black "Barrientos, Sergio"]
[Result "1/2-1/2"]
[ECO "B22"]
[EventDate "2006.??.??"]
[PlyCount "73"]

1.c3 c5 2.e4 d6 3.d4 Nf6 4.dxc5 Nc6 5.Bc4 dxc5 6.Qxd8+ Nxd8 7.e5 Nd7 8.Nf3
e6 9.Bf4 a6 10.Bd3 Nb6 11.Nbd2 Bd7 12.O-O-O Nc6 13.Be4 Be7 14.Rhe1 h6 15.
Be3 O-O-O 16.Nb3 Na4 17.Bc2 b6 18.Nbd2 Na5 19.Ne4 Bc6 20.Rxd8+ Rxd8 21.
Nfd2 f5 22.exf6 gxf6 23.b3 f5 24.bxa4 fxe4 25.Nxe4 Rg8 26.g3 h5 27.h4 Bd5 
28.Bg5 Kd7 29.Bxe7 Kxe7 30.Ng5 Kf6 31.Bd3 Bxa2 32.Bxa6 Rd8 33.Ne4+ Kf5 34.
Bf1 Kg6 35.Bh3 Rd3 36.Re3 Rxe3 37.fxe3 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "2"]
[White "Echeverria, Mario"]
[Black "Mateus, Luis Alejandro"]
[Result "1-0"]
[ECO "B90"]
[EventDate "2006.??.??"]
[PlyCount "105"]

1.e4 c5 2.Nf3 d6 3.d4 Nf6 4.Nc3 cxd4 5.Nxd4 a6 6.Be3 e5 7.Nb3 Be6 8.f3 
Nbd7 9.Qd2 b5 10.a4 b4 11.Nd5 Bxd5 12.exd5 Nb6 13.Bxb6 Qxb6 14.a5 Qb7 15.
Bc4 Nd7 16.Ra4 Rb8 17.Qe2 Ra8 18.O-O Be7 19.Kh1 O-O 20.f4 Rfc8 21.Bd3 Qxd5
22.Rxb4 Qc6 23.fxe5 dxe5 24.Rc4 Qh6 25.Rxc8+ Rxc8 26.Bxa6 Rf8 27.Bc4 Bg5 
28.Rf3 Bf4 29.Rh3 Qg5 30.a6 Qd8 31.Qd3 g6 32.Bb5 Nf6 33.Qxd8 Rxd8 34.Rd3 
Ra8 35.g3 e4 36.Rd1 Ng4 37.Re1 Be5 38.Nc5 Bxb2 39.Bc6 Ra7 40.Bb7 Bc3 41.
Re2 f5 42.Na4 Bd4 43.c3 Be5 44.Nb6 Bxc3 45.Nc8 Bd4 46.Nxa7 Bxa7 47.Rb2 e3 
48.Bd5+ Kf8 49.Bf3 Ne5 50.Be2 Nc6 51.Rb1 h5 52.Rb7 Nd4 53.Rxa7 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "2"]
[White "Gallego, Andres"]
[Black "Hungaski, Robert"]
[Result "0-1"]
[ECO "C98"]
[EventDate "2006.??.??"]
[PlyCount "126"]

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 Qc7 12.Nbd2 Nc6 13.d5 Na5 14.Nf1 Nc4 15.N3h2 Bd7 
16.Ng3 Rfc8 17.Bd3 Nb6 18.Qf3 g6 19.Bh6 Qd8 20.Rad1 Ne8 21.Qe3 Na4 22.Qc1 
Bf8 23.Bg5 f6 24.Be3 c4 25.Bb1 a5 26.Bc2 Nc5 27.a3 Qe7 28.Qd2 Bg7 29.f4 
Bh6 30.f5 Bxe3+ 31.Qxe3 g5 32.Ng4 Ng7 33.Nh6+ Kh8 34.Kf2 Qf8 35.Rh1 Nh5 
36.Nxh5 Qxh6 37.g4 Rg8 38.h4 Be8 39.hxg5 Rxg5 40.Ng3 Qg7 41.Ne2 Rxg4 42.
Rdg1 Rxg1 43.Rxg1 Qf8 44.Ng3 Ra7 45.Nf1 Rg7 46.Rxg7 Qxg7 47.Nd2 Bh5 48.a4 
Be8 49.axb5 Bxb5 50.Qg3 Qg5 51.Qxg5 fxg5 52.Kg3 Kg7 53.Kg4 h6 54.Kh5 Nd7 
55.Kg4 Nf6+ 56.Kf3 h5 57.Bd1 Kh6 58.Be2 g4+ 59.Ke3 h4 60.Bxc4 Bxc4 61.Nxc4
h3 62.Kf2 Nxe4+ 63.Kg1 g3 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "2"]
[White "Guerrero, Juan Carlos"]
[Black "Munoz, Lisandro"]
[Result "1-0"]
[ECO "E15"]
[EventDate "2006.??.??"]
[PlyCount "115"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.b3 Bb4+ 6.Bd2 Be7 7.Bg2 c6 8.O-O d5 
9.Ne5 O-O 10.Bc3 Nfd7 11.Nd2 Nxe5 12.dxe5 Nd7 13.cxd5 cxd5 14.Re1 Qc7 15.
Rc1 Nxe5 16.Bxe5 Qxe5 17.e4 Qd6 18.exd5 exd5 19.Bxd5 Qxd5 20.Rxe7 Rfd8 21.
Qf3 Bb5 22.Qxd5 Rxd5 23.Rxa7 Rad8 24.Nc4 Bc6 25.Ne3 R5d6 26.Rc7 Bf3 27.Rc8
h5 28.Kf1 Kh7 29.Rxd8 Rxd8 30.Ke1 h4 31.Rc4 hxg3 32.fxg3 Kg6 33.Rb4 Rd6 
34.Nc4 Rd1+ 35.Kf2 Ba8 36.Rxb6+ f6 37.a4 Rh1 38.Ne5+ Kf5 39.Nf3 Rc1 40.
Rb5+ Ke4 41.Rb4+ Kd5 42.Nd2 Kd6 43.a5 Bd5 44.Rb6+ Kc7 45.Ke3 Bc6 46.Kd4 
Rh1 47.Kc5 Bg2 48.Re6 Kd7 49.Re2 Bb7 50.Nc4 Rc1 51.Kb6 Bh1 52.a6 g5 53.
Rd2+ Ke6 54.a7 Rc3 55.Na5 Rc8 56.b4 f5 57.b5 Ba8 58.Ka6 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "2"]
[White "Iturrizaga, Eduardo"]
[Black "Michelen, Victor"]
[Result "1-0"]
[ECO "C77"]
[EventDate "2006.??.??"]
[PlyCount "69"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d3 b5 6.Bb3 Bc5 7.Nc3 d6 8.Bg5 h6 
9.Bxf6 Qxf6 10.Nd5 Qd8 11.c3 O-O 12.d4 Ba7 13.a4 exd4 14.axb5 axb5 15.cxd4
Bg4 16.Ra6 Bb6 17.Rxa8 Qxa8 18.O-O Qb7 19.e5 dxe5 20.Qd3 Bxf3 21.Qxf3 Qc8 
22.Nxb6 cxb6 23.Rc1 Nxd4 24.Qxf7+ Kh8 25.Rxc8 Rxc8 26.h4 Nxb3 27.Qxb3 Rc5 
28.Qe6 Rc1+ 29.Kh2 Rc2 30.Qe8+ Kh7 31.Qxb5 Rxf2 32.Qxb6 Rd2 33.b4 Rb2 34.
Qc5 Kg6 35.Qxe5 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "2"]
[White "Naranjo, Sebastian"]
[Black "Ojeda, Jesus David"]
[Result "1-0"]
[ECO "C45"]
[EventDate "2006.??.??"]
[PlyCount "87"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Nb3 Bb6 6.Nc3 Nf6 7.a4 a6 8.Bg5 
d6 9.Qd2 Be6 10.O-O-O h6 11.Be3 Bxe3 12.Qxe3 Ng4 13.Qg3 h5 14.f4 Qf6 15.h3
h4 16.Qf3 Bxb3 17.cxb3 Nh6 18.Nd5 Qd8 19.Bc4 Qd7 20.e5 Nf5 21.Rhe1 O-O-O 
22.e6 fxe6 23.Nb6+ cxb6 24.Bxe6 Qxe6 25.Rxe6 Nfd4 26.Qg4 Nxe6 27.Qxe6+ Kc7
28.Qg6 Rd7 29.Kb1 Rhd8 30.Qg4 d5 31.Qxh4 d4 32.f5 d3 33.f6 gxf6 34.Qxf6 a5
35.h4 Re7 36.h5 Re2 37.h6 Rde8 38.h7 Re1 39.Kc1 d2+ 40.Kxd2 R8e2+ 41.Kc1 
Nb4 42.Qc3+ Kb8 43.h8=Q+ Ka7 44.Qxe1 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "2"]
[White "Paez, David"]
[Black "Perez, Cesar"]
[Result "0-1"]
[ECO "B90"]
[EventDate "2006.??.??"]
[PlyCount "60"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f3 e5 7.Nb3 Be6 8.Be3 
Nbd7 9.g4 Nb6 10.Bxb6 Qxb6 11.Qd2 h6 12.h4 O-O-O 13.O-O-O Kb8 14.Na4 Qc6 
15.Nbc5 Rc8 16.Nxe6 fxe6 17.Nc3 d5 18.exd5 exd5 19.Qe2 Bd6 20.Bg2 b5 21.g5
Nh5 22.Nxd5 Ng3 23.Qd2 Nxh1 24.Bxh1 Rhd8 25.f4 exf4 26.Qf2 Qc5 27.Qd2 Be5 
28.c3 b4 29.Qg2 bxc3 30.Nc7 cxb2+ 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "2"]
[White "Silva Pena, John"]
[Black "Becerra, Juan David"]
[Result "0-1"]
[ECO "B94"]
[EventDate "2006.??.??"]
[PlyCount "48"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e5 7.Nb3 Be6 8.Bxf6 
gxf6 9.Nd5 Bg7 10.Be2 O-O 11.h4 f5 12.exf5 Bxf5 13.Bg4 Be6 14.h5 f5 15.Be2
Bh6 16.g4 Nc6 17.gxf5 Bxf5 18.Rg1+ Kh8 19.Bd3 Qh4 20.Bxf5 Rxf5 21.Qe2 Raf8
22.Rg2 Nd4 23.Nxd4 exd4 24.Qc4 Re5+ 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "2"]
[White "Useche, Maigel"]
[Black "Carreno, Jhonathan"]
[Result "1-0"]
[ECO "C47"]
[EventDate "2006.??.??"]
[PlyCount "59"]

1.e4 e5 2.Nf3 Nf6 3.Nc3 Nc6 4.Bc4 Nxe4 5.O-O Nxc3 6.dxc3 Be7 7.Qd5 O-O 8.
Nxe5 Nxe5 9.Qxe5 Bf6 10.Qg3 d5 11.Bd3 Bh4 12.Qf4 Re8 13.Be3 b6 14.c4 Bb7 
15.Rad1 c6 16.cxd5 cxd5 17.c4 g6 18.Qg4 h5 19.Qf4 Bf6 20.Be2 Re4 21.Qg3 d4
22.Bxh5 Bh4 23.Qf3 gxh5 24.Qxh5 Qf6 25.g3 dxe3 26.fxe3 Qe6 27.Rd6 Qe7 28.
Rh6 Bf6 29.Rfxf6 Rh4 30.Qg5+ 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "3"]
[White "Alvarez, Javier"]
[Black "Useche, Maigel"]
[Result "1-0"]
[ECO "B52"]
[EventDate "2006.??.??"]
[PlyCount "65"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.a4 e6 5.O-O Be7 6.Re1 Nc6 7.c3 Nf6 8.d4 cxd4
9.cxd4 O-O 10.Nc3 a6 11.Bf1 Re8 12.h3 Rc8 13.d5 Ne5 14.Nd4 Ng6 15.dxe6 
fxe6 16.Qb3 Rc5 17.Nxe6 Bxe6 18.Qxe6+ Kh8 19.Qb3 Qc8 20.Be3 Rh5 21.Rac1 
Qd7 22.Qd1 Ra5 23.Bb6 Rg5 24.Be3 Rh5 25.Be2 Rh4 26.Bg5 Rxe4 27.Bxf6 Bxf6 
28.Nxe4 Rxe4 29.Bg4 Rxe1+ 30.Qxe1 Qf7 31.Rc8+ Nf8 32.Qe8 Qxe8 33.Rxe8 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "3"]
[White "Barrientos, Sergio"]
[Black "Alvarez, Miguel Angel"]
[Result "1-0"]
[ECO "B90"]
[EventDate "2006.??.??"]
[PlyCount "91"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e5 7.Nf3 Be7 8.Bc4 
O-O 9.O-O Be6 10.Bb3 Nc6 11.Bg5 Na5 12.Qd3 Nxb3 13.axb3 Ne8 14.Bxe7 Qxe7 
15.Rfd1 Rd8 16.Nxe5 Bxb3 17.Ng4 Be6 18.Ne3 Nf6 19.Qd4 Qc7 20.Rd2 Qc5 21.
Rad1 Qh5 22.e5 Ne8 23.Qb6 Rd7 24.exd6 Nf6 25.Qb4 Rc8 26.h3 h6 27.Na4 Rc6 
28.c4 Ne4 29.Rd4 Qe5 30.Nb6 Rdxd6 31.Nbd5 Bc8 32.Qe1 Re6 33.b4 b5 34.c5 
Re8 35.Ng4 Bxg4 36.hxg4 Rce6 37.f3 Ng3 38.Qxe5 Rxe5 39.Kf2 Ne2 40.R4d2 Kh8
41.c6 g5 42.Re1 Nf4 43.Rxe5 Rxe5 44.Nxf4 gxf4 45.c7 Re8 46.Rd8 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "3"]
[White "Becerra, Juan David"]
[Black "Gallego, Andres"]
[Result "0-1"]
[ECO "B21"]
[EventDate "2006.??.??"]
[PlyCount "120"]

1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Bc4 d6 6.Nf3 a6 7.Be3 Nf6 8.h3 e6
9.O-O Be7 10.Qe2 O-O 11.Rfd1 Qc7 12.Rac1 Qb8 13.Bb3 b5 14.Nd2 Bb7 15.f4 
Na5 16.Bc2 Rc8 17.Bb1 Nc4 18.Nxc4 Rxc4 19.a4 Rb4 20.Rd4 Rxd4 21.Bxd4 e5 
22.fxe5 dxe5 23.Bf2 b4 24.Nd1 Qd8 25.Rc2 Nxe4 26.Rc4 Nxf2 27.Nxf2 Rc8 28.
Ba2 Qa5 29.Qc2 Bc5 30.Kh1 b3 31.Qxb3 Qe1+ 32.Kh2 Qxf2 33.Qxb7 Rd8 34.Rc3 
Qf4+ 35.Rg3 Bg1+ 36.Kxg1 Qxg3 37.Qxf7+ Kh8 38.Bd5 Qe3+ 39.Kh2 Qf4+ 40.Qxf4
exf4 41.Bc4 a5 42.b3 Rd2 43.Kg1 g5 44.Bb5 Kg7 45.Bc6 Rb2 46.Bd5 h5 47.Kf1 
Kf6 48.Bf3 Kg6 49.Be4+ Kh6 50.Bd5 g4 51.Ke1 Kg5 52.hxg4 hxg4 53.Kd1 f3 54.
gxf3 g3 55.Kc1 Kf4 56.Kxb2 g2 57.Kc3 g1=Q 58.Kc4 Qb6 59.Kd3 Qd6 60.Kc4 Ke3
0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "3"]
[White "Carreno, Jhonathan"]
[Black "Silva Pena, John"]
[Result "1/2-1/2"]
[ECO "B27"]
[EventDate "2006.??.??"]
[PlyCount "55"]

1.e4 c5 2.c3 g6 3.d4 cxd4 4.cxd4 Bg7 5.Nf3 d6 6.h3 Nf6 7.Nc3 O-O 8.Be3 a6 
9.Qd2 b5 10.a3 Bb7 11.Bd3 Nbd7 12.Bh6 Nb6 13.Bxg7 Kxg7 14.O-O d5 15.e5 Ne4
16.Qe1 Nxc3 17.Qxc3 Rc8 18.Qd2 Nc4 19.Qe2 e6 20.Ne1 Qg5 21.f4 Qe7 22.Nf3 
h6 23.Rfc1 Na5 24.Qd1 Rxc1 25.Rxc1 Nc4 26.Qe2 Rc8 27.Rc2 Rc7 28.g3 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "3"]
[White "Echeverria, Mario"]
[Black "Capo Vidal, Uriel"]
[Result "0-1"]
[ECO "B33"]
[EventDate "2006.??.??"]
[PlyCount "94"]

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.O-O Bg7 13.Qh5 f4 14.c4 bxc4 15.
Bxc4 Rb8 16.b3 O-O 17.Nc2 Qd7 18.Rac1 Kh8 19.g3 f5 20.Nc3 Bxc4 21.bxc4 Qe6
22.Qe2 Nd4 23.Nxd4 exd4 24.Nd5 d3 25.Qxd3 fxe4 26.Rfe1 exd3 27.Rxe6 fxg3 
28.hxg3 Bd4 29.Nf4 Rb2 30.Nxd3 Rd2 31.Nf4 Bxf2+ 32.Kg2 Rxa2 33.Rh1 Bc5+ 
34.Kf3 Ra3+ 35.Kg2 Ra2+ 36.Kf3 Ra3+ 37.Kg2 Rb8 38.Re7 Rb2+ 39.Ne2 Bd4 40.
Rhxh7+ Kg8 41.Rh6 Be5 42.Rhe6 Rxe2+ 43.Kf1 Rb2 44.Re8+ Kh7 45.R6e7+ Bg7 
46.Re6 Rf3+ 47.Ke1 Rxg3 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "3"]
[White "Flaquer, Luis"]
[Black "Cornejo, Max"]
[Result "0-1"]
[ECO "B36"]
[EventDate "2006.??.??"]
[PlyCount "70"]

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 Ng4 11.Bxg4 Bxg4 12.Bd4 f6 13.O-O Be6 14.b3 Bf7 15.f4
Bh6 16.Qd3 e6 17.f5 Bg7 18.Qe3 b6 19.Qf2 Qd7 20.a4 Qb7 21.Ra2 gxf5 22.exf5
e5 23.Be3 d5 24.cxd5 Bxd5 25.Ra3 Rfc8 26.b4 Bf8 27.Qh4 Bxg2 28.Rf2 Bc6 29.
Bd2 Qg7+ 30.Kf1 Qf7 31.Nd1 Rd8 32.Rg3+ Kh8 33.Ne3 Rd4 34.Ng4 Rad8 35.Nh6 
Qc4+ 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "3"]
[White "Hungaski, Robert"]
[Black "Guerrero, Juan Carlos"]
[Result "1-0"]
[ECO "B55"]
[EventDate "2006.??.??"]
[PlyCount "95"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.f3 e5 6.Bb5+ Bd7 7.Bxd7+ Qxd7 8.
Nf5 d5 9.Bg5 dxe4 10.Bxf6 Qxd1+ 11.Kxd1 gxf6 12.fxe4 Nc6 13.c3 Rg8 14.g3 
Rd8+ 15.Nd2 Ne7 16.Kc2 Nxf5 17.exf5 Rg4 18.Rhe1 Ra4 19.Ne4 Be7 20.a3 b5 
21.Rad1 Rxd1 22.Kxd1 a5 23.Kc2 Rc4 24.b3 Rc6 25.Ra1 a4 26.b4 Kd7 27.Kd3 
Rc4 28.h3 Rc8 29.Rc1 Kc6 30.c4 Kb6 31.Nc3 bxc4+ 32.Ke4 Kb7 33.Rd1 Kc6 34.
b5+ Kb7 35.Rd7+ Rc7 36.Rxc7+ Kxc7 37.Kd5 Bxa3 38.Nxa4 e4 39.Kxc4 Bd6 40.
Nc3 Bxg3 41.Nxe4 Be5 42.Kc5 Kd7 43.b6 Bh2 44.Kd5 Ke7 45.Kc6 Be5 46.Nc5 h5 
47.Na6 h4 48.b7 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "3"]
[White "Iturrizaga, Eduardo"]
[Black "Cordova, Emilio"]
[Result "1-0"]
[ECO "A30"]
[EventDate "2006.??.??"]
[PlyCount "167"]

1.Nf3 Nf6 2.g3 b6 3.Bg2 Bb7 4.O-O e6 5.c4 c5 6.b3 Be7 7.Bb2 d6 8.Nc3 a6 9.
d4 cxd4 10.Qxd4 Nbd7 11.Rfd1 O-O 12.Ba3 Nc5 13.Ne1 Qc7 14.Rac1 Bxg2 15.
Nxg2 Qb7 16.b4 Ncd7 17.Ne3 b5 18.c5 dxc5 19.bxc5 Nb8 20.Qf4 a5 21.Bb2 Qc6 
22.Ng4 Nbd7 23.a4 bxa4 24.Nxf6+ Nxf6 25.Qxa4 Rfc8 26.Qxc6 Rxc6 27.Na4 Rac8
28.Bxf6 gxf6 29.Rc3 f5 30.Kg2 Rb8 31.Rd7 Bf8 32.Ra7 Rb5 33.Rd3 e5 34.Rdd7 
Rf6 35.Rd8 Kg7 36.Rc7 f4 37.g4 f3+ 38.exf3 Rf4 39.Nc3 Rxc5 40.Rxc5 Bxc5 
41.Ne4 Bb4 42.Ra8 h6 43.h4 Kh7 44.Ra7 h5 45.gxh5 Kh6 46.Ng3 Be1 47.Ra6+ f6
48.Ra7 a4 49.Ra6 Kh7 50.Ne4 Kg7 51.Rxa4 f5 52.Ra7+ Kh6 53.Ng3 e4 54.Ra6+ 
Kh7 55.Ra7+ Kh6 56.Kf1 Bb4 57.Ra6+ Kh7 58.fxe4 fxe4 59.Re6 Rxh4 60.Kg2 Ba5
61.Nxe4 Kg7 62.Ng3 Rf4 63.Ra6 Be1 64.Ra2 Rf7 65.Re2 Ba5 66.Re6 Bd8 67.Rg6+
Kh7 68.Rd6 Bc7 69.Rc6 Be5 70.Ne4 Rg7+ 71.Kh3 Rg1 72.Kh4 Bf4 73.Rf6 Bh6 74.
Rf7+ Kg8 75.Rf3 Kh7 76.Rg3 Rh1+ 77.Kg4 Rb1 78.Rd3 Rb5 79.Rd7+ Kg8 80.f4 
Kf8 81.Ng5 Kg8 82.Rd6 Bf8 83.Rd8 Rb6 84.Kf5 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "3"]
[White "Mateus, Luis Alejandro"]
[Black "Paez, David"]
[Result "1/2-1/2"]
[ECO "D02"]
[EventDate "2006.??.??"]
[PlyCount "57"]

1.d4 d5 2.Nf3 Nf6 3.g3 Bf5 4.Bg2 c6 5.O-O Nbd7 6.Nbd2 e6 7.b3 h5 8.Re1 Ne4
9.Nxe4 Bxe4 10.Ng5 Bxg2 11.Kxg2 Be7 12.h4 Bxg5 13.Bxg5 f6 14.Bc1 g5 15.Rh1
Qe7 16.hxg5 fxg5 17.Qd2 O-O-O 18.Qxg5 Qf7 19.Rh4 Rdf8 20.Be3 Qh7 21.Rf4 
Rxf4 22.Qxf4 Qxc2 23.Rc1 Qxe2 24.Qd6 h4 25.Rxc6+ bxc6 26.Qxc6+ Kb8 27.Qd6+
Kc8 28.Qc6+ Kb8 29.Qd6+ 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "3"]
[White "Michelen, Victor"]
[Black "Tirado, Juan Camilo"]
[Result "0-1"]
[ECO "E38"]
[EventDate "2006.??.??"]
[PlyCount "60"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 5.a3 cxd4 6.axb4 dxc3 7.bxc3 h6 8.Bf4 
Nc6 9.Bd6 Ne7 10.e4 O-O 11.c5 Ne8 12.Nf3 Nxd6 13.cxd6 Ng6 14.Qd2 b6 15.Bd3
e5 16.Ng1 Bb7 17.Ne2 Qf6 18.Bc2 Rfc8 19.O-O Nf4 20.Nxf4 exf4 21.Ra3 f3 22.
g3 a5 23.bxa5 Rxa5 24.Rb3 Ra2 25.Re1 Qe6 26.c4 Rxc4 27.Rxf3 Raxc2 28.Qf4 
Rxe4 29.Rxe4 Qxe4 30.Qxf7+ Kh7 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "3"]
[White "Morales, Luciana"]
[Black "Naranjo, Sebastian"]
[Result "1/2-1/2"]
[ECO "D37"]
[EventDate "2006.??.??"]
[PlyCount "94"]

1.Nf3 d5 2.d4 e6 3.c4 Nf6 4.e3 Be7 5.Nc3 O-O 6.Bd3 Nbd7 7.Qe2 b6 8.e4 dxe4
9.Nxe4 Bb7 10.O-O c5 11.Rd1 cxd4 12.Nxd4 Qb8 13.Bg5 Re8 14.Nxf6+ Bxf6 15.
Bxf6 Nxf6 16.h3 Qf4 17.Qe3 Qxe3 18.fxe3 Red8 19.Nb5 a6 20.Nc3 Nd7 21.Be4 
Bxe4 22.Nxe4 Ne5 23.b3 Kf8 24.Kf2 Ke7 25.Ke2 Rac8 26.Rac1 f5 27.Ng5 h6 28.
Nf3 Nxf3 29.gxf3 e5 30.Rxd8 Kxd8 31.Rg1 g5 32.h4 gxh4 33.Rg6 Kc7 34.Rxh6 
Rg8 35.Kf2 Rd8 36.Ke2 Rg8 37.Rxh4 Rg2+ 38.Kd3 Rxa2 39.Rh5 Rb2 40.Kc3 Re2 
41.Kd3 Rb2 42.Kc3 Re2 43.Kd3 Rb2 44.Kc3 Re2 45.Kd3 Rb2 46.Kc3 Re2 47.Kd3 
Rb2 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "3"]
[White "Munoz, Lisandro"]
[Black "Arenas, David"]
[Result "1/2-1/2"]
[ECO "B70"]
[EventDate "2006.??.??"]
[PlyCount "99"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.g3 Nc6 7.Bg2 Nxd4 8.Qxd4 
Bg7 9.Bg5 h6 10.Be3 O-O 11.Qd2 Ng4 12.Bd4 Ne5 13.b3 Be6 14.Nd5 Bxd5 15.
exd5 b5 16.a4 a6 17.O-O Qc7 18.Rfc1 Qb7 19.Kh1 Nd7 20.Re1 Rfe8 21.axb5 
axb5 22.Rxa8 Qxa8 23.Bxg7 Kxg7 24.Qd4+ Nf6 25.Qb6 Qa2 26.Qc6 Qa5 27.Rd1 
Rb8 28.Bf3 Kf8 29.Kg2 b4 30.Rd4 Qc5 31.Rc4 Qa7 32.Rh4 g5 33.Rc4 Nd7 34.Qc7
Qxc7 35.Rxc7 Nc5 36.Ra7 Rb7 37.Ra8+ Kg7 38.Kf1 Nd7 39.Ra5 Kf6 40.Be2 Ke5 
41.Bb5 Kd4 42.Bc6 Rc7 43.Ra8 Ne5 44.Ra6 Nxc6 45.Rxc6 Rb7 46.Ke2 Kxd5 47.
Rc8 Kd4 48.f3 d5 49.Kd2 e5 50.Rc6 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "3"]
[White "Ojeda, Jesus David"]
[Black "Carrillo, Javier"]
[Result "1-0"]
[ECO "B92"]
[EventDate "2006.??.??"]
[PlyCount "139"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e5 7.Nb3 Be6 8.Be2 
Be7 9.O-O Nbd7 10.f4 Rc8 11.f5 Bc4 12.Bxc4 Rxc4 13.Qd3 Rc8 14.Rad1 Ng4 15.
Nd5 Nxe3 16.Nxe3 Nf6 17.Nc4 O-O 18.c3 b5 19.Ne3 Qb6 20.Kh1 Qc6 21.Nd5 Nxd5
22.Qxd5 Qxd5 23.Rxd5 Rfd8 24.Rfd1 Rc4 25.Nd2 Rc5 26.Nf3 Rxd5 27.Rxd5 Rc8 
28.Kg1 Kf8 29.Kf2 h6 30.Ke2 Ke8 31.g4 g6 32.f6 Bf8 33.h4 Kd7 34.Nxe5+ Ke6 
35.Nd3 Kxf6 36.Nf4 Rc5 37.Ke3 a5 38.Rd1 Ke7 39.Nd5+ Kd7 40.a3 a4 41.Rf1 
Ke6 42.Rf6+ Ke5 43.Rxf7 Rc4 44.Nf6 Be7 45.Rxe7+ Kxf6 46.Rb7 Rc5 47.Rh7 h5 
48.g5+ Ke6 49.Rg7 d5 50.Rxg6+ Ke5 51.Rh6 dxe4 52.Rxh5 Ke6 53.Rh8 Kf5 54.
Rf8+ Kg6 55.Kxe4 Rc4+ 56.Kd5 Rxh4 57.Rb8 Kxg5 58.Rxb5 Rh8 59.Kc4+ Kf6 60.
Kb4 Ra8 61.c4 Ke6 62.Ra5 Rb8+ 63.Kc3 Rb3+ 64.Kc2 Rf3 65.Rxa4 Kd6 66.Ra5 
Kc6 67.b4 Rf2+ 68.Kb3 Rf3+ 69.Ka4 Rg3 70.Rd5 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "3"]
[White "Panesso, Oscar"]
[Black "Bejarano, Danny"]
[Result "0-1"]
[ECO "C18"]
[EventDate "2006.??.??"]
[PlyCount "38"]

1.d4 d5 2.Nc3 e6 3.e4 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Qc7 7.Qg4 Ne7 8.Qxg7 
Rg8 9.Qxh7 cxd4 10.Ne2 dxc3 11.f4 Nbc6 12.Qd3 d4 13.Nxd4 Nxd4 14.Qxd4 Nf5 
15.Bb5+ Ke7 16.Qb4+ Kd8 17.O-O Qb6+ 18.Kh1 Bd7 19.Rd1 Ng3+ 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "3"]
[White "Pena, Alfredo"]
[Black "Perez, Cesar"]
[Result "1-0"]
[ECO "B90"]
[EventDate "2006.??.??"]
[PlyCount "35"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f3 e5 7.Nb3 Be6 8.Be3 
Nbd7 9.Qd2 Qc7 10.g4 Nb6 11.O-O-O Be7 12.g5 Nfd7 13.Nd5 Bxd5 14.exd5 O-O-O
15.Qb4 Kb8 16.Kb1 Rc8 17.c4 Nxd5 18.Rxd5 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "4"]
[White "Alvarez, Miguel Angel"]
[Black "Guerrero, Juan Carlos"]
[Result "1-0"]
[ECO "A67"]
[EventDate "2006.??.??"]
[PlyCount "45"]

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.Bb5+ Nfd7
9.a4 O-O 10.Nf3 Na6 11.O-O Nb4 12.Be3 a6 13.Be2 Nf6 14.Kh1 b6 15.Nd2 Re8 
16.Bf2 Qc7 17.Bg3 Bb7 18.Bf3 c4 19.e5 Nfxd5 20.exd6 Qxd6 21.Nxc4 Qc5 22.
Qb3 b5 23.Na5 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "4"]
[White "Arenas, David"]
[Black "Morales, Luciana"]
[Result "0-1"]
[ECO "C11"]
[EventDate "2006.??.??"]
[PlyCount "82"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 dxe4 5.Bxf6 gxf6 6.Nxe4 f5 7.Ng3 c5 8.dxc5
Qf6 9.c3 Bxc5 10.Nf3 Nc6 11.Bb5 Bd7 12.Qe2 O-O-O 13.O-O-O Kb8 14.Rd2 Rhg8 
15.Rhd1 Be8 16.Rxd8+ Nxd8 17.Bxe8 Rxe8 18.Qb5 Qe7 19.Ne5 Bb6 20.Nd7+ Kc8 
21.Nxb6+ axb6 22.Qxb6 Nc6 23.Qe3 Rg8 24.b4 Rg4 25.f4 Qc7 26.b5 Ne7 27.Qe5 
Qxe5 28.fxe5 Ng6 29.Re1 f4 30.Ne4 Rxg2 31.b6 Nxe5 32.Rd1 Nc4 33.Rd4 Nxb6 
34.Nd6+ Kc7 35.Ne8+ Kc6 36.Rxf4 f5 37.Rh4 e5 38.Kd1 Rxa2 39.Rxh7 Nd5 40.
Ke1 f4 41.c4 Ne3 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "4"]
[White "Bejarano, Danny"]
[Black "Michelen, Victor"]
[Result "0-1"]
[ECO "C53"]
[EventDate "2006.??.??"]
[PlyCount "69"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Qe7 5.d3 d6 6.Nbd2 Nf6 7.b4 Bb6 8.Ba3 a6 
9.Qb3 h6 10.h3 g5 11.g4 Nd8 12.O-O-O Bxf2 13.d4 b5 14.dxe5 dxe5 15.Bd3 Be6
16.Qc2 Bg3 17.Nb3 Bf4+ 18.Kb1 Nb7 19.Qb2 Nd7 20.Nc5 Nbxc5 21.bxc5 c6 22.
Bc2 a5 23.Rd6 b4 24.cxb4 axb4 25.Bxb4 Bxa2+ 26.Ka1 Be6+ 27.Kb1 O-O 28.Bb3 
Bxb3 29.Qxb3 Nxc5 30.Rxh6 Qb7 31.Qc4 Ra4 32.Qxc5 Rxb4+ 33.Kc2 Rb2+ 34.Kd3 
Qb3+ 35.Qc3 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "4"]
[White "Capo Vidal, Uriel"]
[Black "Barrientos, Sergio"]
[Result "0-1"]
[ECO "D12"]
[EventDate "2006.??.??"]
[PlyCount "90"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 Bf5 5.Nc3 e6 6.Be2 Nbd7 7.Nh4 Bg6 8.Qb3 Qb6
9.Nxg6 hxg6 10.Bd2 Bb4 11.cxd5 exd5 12.Rc1 Bxc3 13.bxc3 Qc7 14.g3 b5 15.a4
a6 16.Ra1 O-O 17.a5 Ne4 18.Bc1 f5 19.Kf1 Rae8 20.Kg2 Ndf6 21.f3 Nd6 22.Bd3
g5 23.Re1 g4 24.f4 Rf7 25.Ra2 g6 26.Qb4 Nc4 27.Rae2 Rfe7 28.Bxc4 dxc4 29.
Bd2 Ne4 30.Bc1 Rd7 31.Ba3 c5 32.Qb2 cxd4 33.exd4 Qxa5 34.Rxe4 Rxe4 35.Rxe4
fxe4 36.Bb4 Qb6 37.Qe2 Qe6 38.Qe3 Qf5 39.Kg1 Kf7 40.Kg2 Rd8 41.Ba5 Rd7 42.
Kg1 Ke6 43.Bb4 Kd5 44.Ba5 g5 45.fxg5 Rf7 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "4"]
[White "Cornejo, Max"]
[Black "Cordova, Emilio"]
[Result "1/2-1/2"]
[ECO "C00"]
[EventDate "2006.??.??"]
[PlyCount "111"]

1.e4 e6 2.d3 d5 3.Nd2 Nf6 4.Ngf3 Nc6 5.e5 Nd7 6.d4 f6 7.Bb5 fxe5 8.dxe5 a6
9.Bxc6 bxc6 10.O-O Be7 11.Nd4 Nxe5 12.Qh5+ Nf7 13.Nxc6 Qd6 14.Nxe7 Qxe7 
15.Nb3 O-O 16.Be3 Nd6 17.Bc5 Rf5 18.Qd1 Qf7 19.Nd4 Rh5 20.Bxd6 cxd6 21.f4 
Rh6 22.Qd2 Rf6 23.Rae1 Bd7 24.Rf3 Rf8 25.Qb4 Qe7 26.Ref1 Bc8 27.Qb6 e5 28.
fxe5 dxe5 29.Rxf6 Rxf6 30.Rxf6 gxf6 31.Nc6 Qb7 32.Qxb7 Bxb7 33.Na5 Bc8 34.
c3 Kf7 35.Kf2 Ke6 36.Ke3 Kd6 37.b4 Kc7 38.Nb3 Kb6 39.a4 Bf5 40.Kd2 Bg4 41.
Ke3 Bd1 42.Nc5 a5 43.Nd7+ Kc6 44.Nxf6 axb4 45.cxb4 Bxa4 46.Nxh7 d4+ 47.Kd3
Kd5 48.Nf6+ Ke6 49.Ne4 Bb5+ 50.Kd2 Be8 51.g4 Bg6 52.Ng3 e4 53.b5 e3+ 54.
Ke2 Be8 55.Nf5 Bxb5+ 56.Kf3 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "4"]
[White "Gallego, Andres"]
[Black "Alvarez, Javier"]
[Result "1-0"]
[ECO "B67"]
[EventDate "2006.??.??"]
[PlyCount "85"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 a6 8.O-O-O 
Be7 9.f3 Bd7 10.g4 h5 11.gxh5 Rxh5 12.f4 b5 13.Bg2 Rc8 14.Bf3 Rh8 15.h4 
Qb6 16.Nce2 Na5 17.Ng3 Nc4 18.Qe2 Qa5 19.Kb1 Qb4 20.Nb3 Bc6 21.f5 e5 22.
Bxf6 gxf6 23.Bh5 Bf8 24.Bf3 Ke7 25.Qd3 Ke8 26.Ne2 Nb6 27.Qe3 Rb8 28.a3 Qa4
29.Nc3 Nc4 30.Qa7 Ra8 31.Qc7 Nxa3+ 32.bxa3 Qc4 33.Na5 Qxc3 34.Qxc6+ Qxc6 
35.Nxc6 d5 36.exd5 Bxa3 37.d6 Kd7 38.Rd3 Bc5 39.Na5 Ra7 40.Bc6+ Kc8 41.d7+
Kc7 42.Rhd1 Rd8 43.Be4 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "4"]
[White "Hungaski, Robert"]
[Black "Iturrizaga, Eduardo"]
[Result "1/2-1/2"]
[ECO "B39"]
[EventDate "2006.??.??"]
[PlyCount "56"]

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 e5 10.Nb5 O-O 11.Be2 Nxb5 12.cxb5 d6 13.O-O Be6 14.Qa4 Qd7 15.
Rfd1 Rfc8 16.Rd2 Bf8 17.Rad1 a6 18.b3 axb5 19.Qxb5 Qxb5 20.Bxb5 f5 21.f3 
fxe4 22.fxe4 Rc3 23.Bb6 Be7 24.Rb2 h5 25.Rf1 g5 26.Rf3 Rc1+ 27.Rf1 Rc3 28.
Rf3 Rc1+ 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "4"]
[White "Mateus, Luis Alejandro"]
[Black "Panesso, Oscar"]
[Result "1-0"]
[ECO "B38"]
[EventDate "2006.??.??"]
[PlyCount "131"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3 Nf6 7.Nc3 d6 8.Be2 
O-O 9.O-O Nxd4 10.Bxd4 Bd7 11.f3 a5 12.Qd2 Bc6 13.Rac1 Nd7 14.Bxg7 Kxg7 
15.Kh1 Qb6 16.Nd1 Rfc8 17.Nf2 h5 18.f4 Qb4 19.Rc3 Rg8 20.f5 Ne5 21.Nh3 
Bxe4 22.fxg6 Bxg6 23.Nf4 Qc5 24.Bxh5 Rh8 25.Bxg6 Nxg6 26.Nxg6 fxg6 27.Qe2 
Qc7 28.Rcf3 Raf8 29.b3 e5 30.Qf2 Qe7 31.Rxf8 Rxf8 32.Qxf8+ Qxf8 33.Rxf8 
Kxf8 34.h4 Kf7 35.g4 b6 36.Kg2 Kf6 37.Kf3 Ke6 38.a3 Kf6 39.Ke4 Ke6 40.b4 
axb4 41.axb4 Kf6 42.Kd5 Ke7 43.c5 dxc5 44.bxc5 e4 45.cxb6 e3 46.b7 e2 47.
b8=Q e1=Q 48.Qd6+ Kf7 49.Qf4+ Kg7 50.Qc7+ Kh6 51.Qf4+ Kh7 52.g5 Qa5+ 53.
Ke6 Qb6+ 54.Qd6 Qe3+ 55.Kf7 Qf2+ 56.Qf6 Qa2+ 57.Ke8 Qa4+ 58.Kf8 Qa8+ 59.
Kf7 Qa2+ 60.Qe6 Qf2+ 61.Ke8 Qxh4 62.Qe7+ Kh8 63.Kf8 Qd4 64.Qf6+ Kh7 65.
Qf7+ Kh8 66.Qg8# 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "4"]
[White "Munoz, Lisandro"]
[Black "Echeverria, Mario"]
[Result "1/2-1/2"]
[ECO "B90"]
[EventDate "2006.??.??"]
[PlyCount "57"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f3 e5 7.Nb3 Be7 8.Be3 Be6
9.Qd2 O-O 10.g4 b5 11.O-O-O b4 12.Nd5 Bxd5 13.exd5 a5 14.Kb1 Qc7 15.h4 a4 
16.Nc1 Rc8 17.Rh2 Ra5 18.Qxb4 Nxd5 19.Rxd5 Rxd5 20.Bd3 g6 21.h5 Rxd3 22.
Nxd3 d5 23.Qd2 Nc6 24.hxg6 fxg6 25.Rh1 d4 26.Bg5 a3 27.b3 Bxg5 28.Qxg5 Nb4
29.Qd2 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "4"]
[White "Naranjo, Sebastian"]
[Black "Flaquer, Luis"]
[Result "1-0"]
[ECO "C17"]
[EventDate "2006.??.??"]
[PlyCount "182"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.Bd2 Nh6 6.Nb5 Bxd2+ 7.Qxd2 O-O 8.dxc5 
Nc6 9.f4 f6 10.Nf3 fxe5 11.fxe5 Rxf3 12.gxf3 Qh4+ 13.Kd1 Nxe5 14.Qd4 Qh5 
15.Be2 Nc6 16.Qd2 Qe5 17.Kc1 d4 18.a4 Bd7 19.Nd6 b6 20.Ne4 bxc5 21.Qg5 Nf5
22.Bd3 Kh8 23.f4 Qd5 24.Rg1 Nb4 25.Nxc5 Nxd3+ 26.Nxd3 Rc8 27.Qg2 Qd6 28.
Ne5 Be8 29.Ra3 Qc7 30.c3 Qb6 31.a5 Qb4 32.Qe4 Nd6 33.Qg2 Rc7 34.Nd3 Qb8 
35.Ne5 Qc8 36.Kb1 Nb5 37.Rb3 dxc3 38.bxc3 g6 39.Qb2 Nxc3+ 40.Rxc3 Rxc3 41.
Nc6 Qxc6 42.Rc1 Qe4+ 43.Ka1 Qa4+ 44.Kb1 Qe4+ 45.Ka1 Qa4+ 46.Kb1 Qxf4 47.
Qxc3+ Kg8 48.Qc8 Qe4+ 49.Ka1 Qa4+ 50.Kb2 Qb5+ 51.Kc2 Qa4+ 52.Kb2 Qb5+ 53.
Kc2 e5 54.Rd1 Qa4+ 55.Kc1 Qa1+ 56.Kc2 Qa2+ 57.Kc1 Qa3+ 58.Kc2 Qa4+ 59.Kc1 
Qf4+ 60.Kb1 Qe4+ 61.Kc1 Qe3+ 62.Kb1 Qb3+ 63.Kc1 Qb5 64.Re1 Kg7 65.Qc7+ Kf6
66.Qd6+ Kf5 67.Qf8+ Ke6 68.Qg8+ Kf6 69.Qf8+ Bf7 70.Qh8+ Kf5 71.Qc8+ Kf4 
72.Qc3 Qc4 73.Kd2 Qxc3+ 74.Kxc3 Be8 75.Rf1+ Kg5 76.Rf8 Bb5 77.Rf7 a6 78.
Rxh7 Kf4 79.Rf7+ Kg4 80.Kd2 g5 81.Ke3 Bc6 82.Rf6 Bb7 83.Rb6 Bc8 84.Ke4 
Bf5+ 85.Kxe5 Bd3 86.Rb4+ Kh5 87.Kf6 Kh6 88.Rb8 Kh5 89.Rh8+ Kg4 90.Rg8 Kh3 
91.Rxg5 Kxh2 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "4"]
[White "Paez, David"]
[Black "Carreno, Jhonathan"]
[Result "1/2-1/2"]
[ECO "C42"]
[EventDate "2006.??.??"]
[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.c4 
Nb4 9.Be2 O-O 10.a3 Nc6 11.cxd5 Qxd5 12.Nc3 Nxc3 13.bxc3 Bf5 14.Bf4 Rac8 
15.Re1 Rfe8 16.c4 Qe4 17.Bg3 Qc2 18.d5 Na5 19.Nd4 Qxd1 20.Raxd1 Bd7 21.Bd3
Bxa3 22.Rxe8+ Bxe8 23.Bf5 Ra8 24.Bxc7 Nxc4 25.Nf3 Bd6 26.Nd2 Bxc7 27.Nxc4 
Rd8 28.d6 b5 29.Kf1 Bb8 30.d7 bxc4 31.dxe8=Q+ Rxe8 32.Rc1 Re5 33.Rxc4 
1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "4"]
[White "Perez, Cesar"]
[Black "Ojeda, Jesus David"]
[Result "0-1"]
[ECO "C42"]
[EventDate "2006.??.??"]
[PlyCount "38"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Nc3 Bg4 7.Be2 Bb4 8.O-O 
Bxc3 9.bxc3 O-O 10.Bb2 Re8 11.Re1 Qf6 12.Rb1 Nd7 13.Rf1 Ng5 14.Ne5 Bxe2 
15.Qxe2 Nxe5 16.dxe5 Rxe5 17.Qb5 Nf3+ 18.gxf3 Rg5+ 19.Kh1 Qxf3# 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "4"]
[White "Silva Pena, John"]
[Black "Carrillo, Javier"]
[Result "1/2-1/2"]
[ECO "B34"]
[EventDate "2006.??.??"]
[PlyCount "150"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Nxc6 bxc6 7.Bc4 e6 8.Bg5
Be7 9.Bh6 Ng8 10.Bg7 Bf6 11.Bxh8 Bxh8 12.O-O d5 13.exd5 cxd5 14.Bb5+ Bd7 
15.Qe2 Rb8 16.a4 Ne7 17.Rad1 Kf8 18.Bxd7 Qxd7 19.Nb5 Bxb2 20.c3 a6 21.Qxb2
axb5 22.Rb1 Kg8 23.axb5 Nf5 24.b6 Nd6 25.Qa2 Nc4 26.Qa7 Rb7 27.Qa2 Rxb6 
28.Rxb6 Nxb6 29.Rd1 Qc7 30.Qa5 Qc6 31.Rb1 Nd7 32.Qd8+ Kg7 33.Qa5 Qc5 34.
Qb4 Qc7 35.Qd4+ Qe5 36.Rb7 Kg8 37.g3 Qd6 38.Qb4 Qc6 39.Qb5 Qxb5 40.Rxb5 
Ne5 41.f4 Ng4 42.Rc5 Ne3 43.Kf2 Ng4+ 44.Kg2 Kg7 45.h3 Ne3+ 46.Kf3 Nf5 47.
g4 Nd6 48.Rc6 Ne4 49.Rc7 Nd6 50.Ke3 h6 51.Rc6 Ne8 52.Kd4 Kf6 53.c4 dxc4 
54.Kxc4 g5 55.fxg5+ hxg5 56.Kd4 Ng7 57.Ke4 Ne8 58.Rb6 Nc7 59.Rc6 Nd5 60.
Rc5 Nf4 61.h4 Nd5 62.h5 Nf4 63.Ra5 Ne2 64.Ra3 Nf4 65.Rf3 Kg7 66.Rxf4 gxf4 
67.Kxf4 f6 68.Kf3 Kh6 69.Kf4 Kg7 70.Kg3 Kh6 71.Kh4 Kg7 72.Kg3 Kh6 73.Kf4 
f5 74.gxf5 exf5 75.Kxf5 Kxh5 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "4"]
[White "Tirado, Juan Camilo"]
[Black "Pena, Alfredo"]
[Result "0-1"]
[ECO "C95"]
[EventDate "2006.??.??"]
[PlyCount "121"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.h3 O-O 
9.c3 Nb8 10.d4 Nbd7 11.Nbd2 Bb7 12.Bc2 Re8 13.Nf1 Bf8 14.Ng3 g6 15.Bg5 h6 
16.Bd2 c5 17.d5 c4 18.b3 cxb3 19.axb3 Qc7 20.Qc1 Kh7 21.Qb2 Reb8 22.Ra2 
Nb6 23.Bd3 Bc8 24.Rea1 Nfd7 25.Kh1 Nc5 26.Bc2 a5 27.Be3 a4 28.b4 Nc4 29.
Qc1 Nd7 30.Bd3 Ndb6 31.Nd2 Nxe3 32.fxe3 Ba6 33.Ra3 h5 34.Qf1 h4 35.Ne2 Bh6
36.Qf2 Kg7 37.Rf1 Rh8 38.Qf6+ Kg8 39.Qf3 Qd7 40.Ng1 Bg5 41.Qf2 Rf8 42.Ngf3
Be7 43.Nh2 Rh5 44.Be2 Rh7 45.Bg4 Qc7 46.Be2 f5 47.Qe1 fxe4 48.Nxe4 Nxd5 
49.Ng4 Qd8 50.Rxf8+ Kxf8 51.Qd2 Nc7 52.Bf3 Kg7 53.Ra1 Rh8 54.Ra3 Rf8 55.
Nef2 Qb8 56.e4 Rh8 57.Qd3 Ne6 58.Qd2 Bg5 59.Qd1 Qc7 60.Qf1 Rc8 61.Nd3 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "4"]
[White "Useche, Maigel"]
[Black "Becerra, Juan David"]
[Result "0-1"]
[ECO "B94"]
[EventDate "2006.??.??"]
[PlyCount "54"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e5 7.Nb3 Be6 8.Bd3 
Be7 9.Qe2 Nbd7 10.Rd1 b5 11.O-O Nb6 12.Bxf6 Bxf6 13.Nd5 Nxd5 14.exd5 Bd7 
15.Nd2 O-O 16.f4 exf4 17.Rxf4 Be5 18.Rff1 Qh4 19.Nf3 Qh5 20.c3 Bf6 21.Qc2 
Rac8 22.Qf2 g6 23.h3 Bg7 24.Rfe1 Rfe8 25.Rxe8+ Rxe8 26.c4 bxc4 27.Bxc4 a5 
0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "5"]
[White "Alvarez, Javier"]
[Black "Munoz, Lisandro"]
[Result "0-1"]
[ECO "C00"]
[EventDate "2006.??.??"]
[PlyCount "56"]

1.e4 e6 2.b3 d5 3.Bb2 dxe4 4.Nc3 Nf6 5.Qe2 Be7 6.O-O-O O-O 7.Nxe4 a5 8.a4 
Bd7 9.Nf3 c6 10.Ne5 b5 11.axb5 cxb5 12.g4 Nd5 13.Nxd7 Nxd7 14.Qxb5 a4 15.
bxa4 Ra5 16.Qb3 Qa8 17.Bb5 Rb8 18.c4 N5b6 19.Bc3 Rxa4 20.d3 Ra3 21.Qc2 Ra2
22.Qb3 Ra3 23.Qc2 f5 24.gxf5 exf5 25.Rhg1 g6 26.Ng3 Ra2 27.Nxf5 Rxc2+ 28.
Kxc2 Qa2+ 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "5"]
[White "Barrientos, Sergio"]
[Black "Hungaski, Robert"]
[Result "1/2-1/2"]
[ECO "C77"]
[EventDate "2006.??.??"]
[PlyCount "79"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d3 b5 6.Bb3 Be7 7.a4 Rb8 8.axb5 
axb5 9.Nc3 O-O 10.Nd5 d6 11.c3 Kh8 12.O-O Ng8 13.d4 Bg4 14.Ra6 Qd7 15.dxe5
Nxe5 16.Nxe5 dxe5 17.f3 Bc5+ 18.Be3 Bxe3+ 19.Nxe3 Qc8 20.Ra7 Be6 21.Nd5 c6
22.Ne7 Nxe7 23.Rxe7 Bxb3 24.Qxb3 f6 25.Ra1 Rb7 26.Qe6 Qxe6 27.Rxe6 Rc7 28.
Ra6 Rfc8 29.g3 Kg8 30.f4 exf4 31.gxf4 Kf7 32.Rd6 Ke7 33.e5 fxe5 34.fxe5 
Rd7 35.Raxc6 Rxc6 36.Rxc6 Rd1+ 37.Kf2 Rd2+ 38.Kf3 Rxb2 39.h4 b4 40.cxb4 
1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "5"]
[White "Carreno, Jhonathan"]
[Black "Perez, Cesar"]
[Result "1-0"]
[ECO "B50"]
[EventDate "2006.??.??"]
[PlyCount "95"]

1.e4 c5 2.Nf3 d6 3.c3 Nf6 4.Be2 e6 5.O-O Be7 6.d3 O-O 7.h3 Nc6 8.Nh2 d5 9.
Nd2 Qb6 10.Qc2 Bd6 11.f4 c4+ 12.d4 e5 13.fxe5 Bxe5 14.Kh1 Bxh2 15.Kxh2 
Qc7+ 16.g3 Qd7 17.g4 h5 18.e5 hxg4 19.Rg1 Qe6 20.Nxc4 dxc4 21.exf6 Qd6+ 
22.Rg3 Re8 23.Bxc4 Qxf6 24.Be3 Qd6 25.Qd2 Ne7 26.Bf4 Qc6 27.Bd3 gxh3 28.
Rag1 g6 29.Be5 Nf5 30.Bxf5 Bxf5 31.Qh6 Rxe5 32.dxe5 Qb5 33.Qd2 Qxe5 34.Re1
Qc7 35.Qe3 Rd8 36.Re2 Kg7 37.Rd2 Rxd2+ 38.Qxd2 Qd7 39.Qd4+ Kg8 40.Re3 Qc7+
41.Qe5 Qxe5+ 42.Rxe5 Be6 43.a4 Kg7 44.Rb5 Bc8 45.Rc5 Bd7 46.Rc7 Bc6 47.
Kxh3 Kf6 48.b4 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "5"]
[White "Carrillo, Javier"]
[Black "Panesso, Oscar"]
[Result "1/2-1/2"]
[ECO "D31"]
[EventDate "2006.??.??"]
[PlyCount "40"]

1.d4 d5 2.c4 c6 3.Nc3 e6 4.Nf3 dxc4 5.e4 b5 6.g3 Nf6 7.Bg2 Bb4 8.e5 Nd5 9.
Bd2 Nxc3 10.bxc3 Be7 11.a4 Bb7 12.O-O O-O 13.h4 a6 14.Ng5 h6 15.Qh5 hxg5 
16.Be4 g6 17.Bxg6 fxg6 18.Qxg6+ Kh8 19.Qh6+ Kg8 20.Qg6+ Kh8 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "5"]
[White "Cordova, Emilio"]
[Black "Capo Vidal, Uriel"]
[Result "1-0"]
[ECO "D00"]
[EventDate "2006.??.??"]
[PlyCount "93"]

1.d4 d5 2.Bg5 h6 3.Bh4 c6 4.Nf3 Qb6 5.b3 Bf5 6.e3 e6 7.Bd3 Bxd3 8.Qxd3 Nd7
9.O-O Be7 10.Bxe7 Nxe7 11.c4 Qa6 12.Nc3 O-O 13.Rfd1 Rac8 14.e4 Rfd8 15.Qe2
Nb6 16.a4 Qa5 17.Rdc1 Ng6 18.c5 dxe4 19.Nxe4 Nd5 20.Nd6 Rc7 21.g3 Nge7 22.
Qe4 Nc8 23.Nc4 Qb4 24.Nfe5 b5 25.Nd3 Qxb3 26.Na5 Nf6 27.Qe5 Qxd3 28.Qxc7 
Rf8 29.Nxc6 bxa4 30.Qa5 Ne4 31.Qe1 Ng5 32.Qe3 Qa6 33.Ne5 Ne7 34.h4 Nf5 35.
Qd3 Qxd3 36.Nxd3 Nf3+ 37.Kg2 N3xd4 38.Rxa4 Nc6 39.Nb4 Nfd4 40.Nxc6 Nxc6 
41.Ra6 Rc8 42.Rd1 Nb4 43.Rxa7 Rxc5 44.Rd8+ Kh7 45.Rxf7 Rf5 46.Rxf5 exf5 
47.h5 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "5"]
[White "Echeverria, Mario"]
[Black "Naranjo, Sebastian"]
[Result "1-0"]
[ECO "C19"]
[EventDate "2006.??.??"]
[PlyCount "53"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Nf3 Bd7 8.a4 Qc7
9.Bd3 Nbc6 10.O-O b6 11.Re1 h6 12.Ba3 Na5 13.Nd2 O-O 14.f4 Rae8 15.Re3 c4 
16.Bf1 f6 17.Rg3 fxe5 18.fxe5 Rf7 19.Be2 Nf5 20.Rh3 Kh7 21.Nf3 Kg8 22.Nh4 
Nxh4 23.Rxh4 Qd8 24.Rh3 g6 25.Rxh6 Kg7 26.Rxg6+ Kxg6 27.Bh5+ 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "5"]
[White "Flaquer, Luis"]
[Black "Arenas, David"]
[Result "1-0"]
[ECO "B51"]
[EventDate "2006.??.??"]
[PlyCount "35"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Nd7 4.d4 Nf6 5.Nc3 a6 6.Bxd7+ Nxd7 7.O-O e6 8.d5 
e5 9.Ng5 Be7 10.Qh5 g6 11.Qh6 Bf8 12.Qh3 Nb6 13.Qg3 h6 14.Nxf7 Kxf7 15.f4 
Kg7 16.fxe5 Nc4 17.e6 Rg8 18.Bxh6+ 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "5"]
[White "Guerrero, Juan Carlos"]
[Black "Tirado, Juan Camilo"]
[Result "1-0"]
[ECO "E91"]
[EventDate "2006.??.??"]
[PlyCount "81"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 O-O 5.e4 d6 6.Be2 Nbd7 7.O-O c5 8.d5 Ne8 
9.Be3 b6 10.Qd2 f5 11.Bh6 Ne5 12.Nxe5 dxe5 13.exf5 Bxf5 14.Bxg7 Kxg7 15.
Qe3 Qd6 16.Rfe1 Qf6 17.Bf3 Nd6 18.Qxe5 Nxc4 19.Qxe7+ Rf7 20.Qxf6+ Kxf6 21.
d6 Rd8 22.Bd5 Nxd6 23.Bxf7 Nxf7 24.Rad1 Rxd1 25.Rxd1 Be6 26.Nd5+ Ke5 27.
Ne3 a6 28.f3 a5 29.a3 Bb3 30.Rd7 Nd6 31.Rxh7 Nc4 32.Nxc4+ Bxc4 33.Rd7 b5 
34.Kf2 a4 35.Ke3 b4 36.f4+ Ke6 37.Ra7 bxa3 38.bxa3 Bb3 39.Ra6+ Kf7 40.Ra5 
c4 41.Kd4 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "5"]
[White "Iturrizaga, Eduardo"]
[Black "Alvarez, Miguel Angel"]
[Result "1-0"]
[ECO "A30"]
[EventDate "2006.??.??"]
[PlyCount "61"]

1.Nf3 Nf6 2.g3 b6 3.Bg2 Bb7 4.O-O e6 5.c4 c5 6.b3 Be7 7.Bb2 O-O 8.Nc3 Nc6 
9.e4 d6 10.d4 cxd4 11.Nxd4 Qc8 12.Rc1 Rd8 13.Nd5 Qd7 14.Nxc6 Bxc6 15.Nxf6+
Bxf6 16.Bxf6 gxf6 17.Qg4+ Kf8 18.Qh4 Ke7 19.Rfd1 Qb7 20.Rc3 Rg8 21.b4 Qc7 
22.c5 dxc5 23.e5 Bxg2 24.exf6+ Ke8 25.Qxh7 Rf8 26.Kxg2 Rd8 27.Rcd3 Rxd3 
28.Qxd3 c4 29.Qe4 Qc8 30.Qe5 Rh8 31.Qd6 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "5"]
[White "Michelen, Victor"]
[Black "Becerra, Juan David"]
[Result "1-0"]
[ECO "A52"]
[EventDate "2006.??.??"]
[PlyCount "40"]

1.d4 Nf6 2.c4 e5 3.dxe5 Ng4 4.Nf3 Nc6 5.Bf4 Bc5 6.e3 Qe7 7.Nc3 Ngxe5 8.
Nxe5 Nxe5 9.a3 c6 10.Ne4 O-O 11.Nxc5 Qxc5 12.b4 Qe7 13.Qd4 Re8 14.Be2 a5 
15.O-O d6 16.Rfd1 axb4 17.axb4 Rxa1 18.Rxa1 Be6 19.c5 Bd5 20.cxd6 Qxd6 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "5"]
[White "Morales, Luciana"]
[Black "Gallego, Andres"]
[Result "1/2-1/2"]
[ECO "A39"]
[EventDate "2006.??.??"]
[PlyCount "116"]

1.d4 Nf6 2.Nf3 g6 3.c4 c5 4.g3 cxd4 5.Nxd4 Bg7 6.Bg2 Nc6 7.O-O O-O 8.Nc3 
Qa5 9.Nb3 Qh5 10.e4 Qxd1 11.Rxd1 d6 12.c5 Ne8 13.Be3 Bg4 14.f3 Be6 15.Nc1 
dxc5 16.Bxc5 Nc7 17.N1e2 Rfd8 18.f4 Na6 19.Bf2 Nab4 20.Nd5 Bg4 21.Kf1 Nc2 
22.Rab1 N2d4 23.Nxd4 Bxd1 24.Nxc6 bxc6 25.Nxe7+ Kh8 26.e5 Ba4 27.Nxc6 Rd2 
28.Ke1 Bxc6 29.Bxc6 Rad8 30.Bxa7 Rxh2 31.Bf2 Rc8 32.Be4 Bf8 33.Kf1 Bc5 34.
Bxc5 Rxc5 35.b4 Rc4 36.Bd5 Rd4 37.Kg1 Rc2 38.Bh1 Rxa2 39.b5 Rdd2 40.b6 
Rdb2 41.Rxb2 Rxb2 42.b7 h5 43.Bf3 Kg7 44.Kf1 Kf8 45.Ke1 Ke8 46.Kd1 Kd7 47.
Bd5 Rb6 48.Bxf7 Rxb7 49.Bxg6 h4 50.gxh4 Rb4 51.f5 Rxh4 52.Bf7 Ke7 53.e6 
Rf4 54.Bg6 Rd4+ 55.Kc2 Re4 56.Bf7 Re5 57.Bg6 Rxe6 58.fxe6 Kxe6 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "5"]
[White "Ojeda, Jesus David"]
[Black "Mateus, Luis Alejandro"]
[Result "0-1"]
[ECO "B45"]
[EventDate "2006.??.??"]
[PlyCount "90"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 Bb4 7.Nb5 Qa5 8.Bxf6
gxf6 9.a3 Bxc3+ 10.bxc3 a6 11.Nd6+ Ke7 12.Qd2 Qc7 13.Rd1 b6 14.Be2 h5 15.
f4 Na5 16.O-O Nb7 17.Nc4 b5 18.Ne3 Nc5 19.Qd4 Bb7 20.Bf3 d6 21.e5 dxe5 22.
fxe5 Qxe5 23.Nd5+ Bxd5 24.Qxc5+ Qd6 25.Qd4 Qe5 26.Qc5+ Qd6 27.Qxd6+ Kxd6 
28.Bxd5 exd5 29.Rxf6+ Ke7 30.Rf5 Rac8 31.Rd3 Ke6 32.Rf2 f5 33.Re3+ Kf6 34.
Ref3 Ke7 35.Kf1 Rc5 36.Ke1 Rhc8 37.Rxf5 Rxc3 38.Re5+ Kd6 39.Rxh5 Rxc2 40.
Rf6+ Kc5 41.g4 Re8+ 42.Kd1 Ree2 43.Re6 Rg2 44.Ree5 Ra2 45.Rxd5+ Kb6 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "5"]
[White "Pena, Alfredo"]
[Black "Cornejo, Max"]
[Result "1/2-1/2"]
[ECO "B51"]
[EventDate "2006.??.??"]
[PlyCount "119"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 d6 4.O-O Bd7 5.Re1 a6 6.Bf1 Bg4 7.d3 e6 8.Nbd2 Nf6
9.Be2 Be7 10.Nf1 O-O 11.Ng3 Nd7 12.Bf4 Bxf3 13.Bxf3 Nde5 14.Be2 Ng6 15.Bd2
Bg5 16.Bh5 Bxd2 17.Qxd2 Qf6 18.Bxg6 hxg6 19.c3 g5 20.Rf1 Qf4 21.Rad1 Qxd2 
22.Rxd2 g6 23.Ne2 Rad8 24.d4 cxd4 25.Nxd4 Ne5 26.Nf3 Nxf3+ 27.gxf3 Rd7 28.
Rfd1 Rfd8 29.c4 Kf8 30.Kg2 Ke7 31.Kg3 f6 32.f4 gxf4+ 33.Kxf4 Rc7 34.b3 b5 
35.cxb5 axb5 36.Ke3 g5 37.Rd3 Rc2 38.R3d2 Rxd2 39.Kxd2 Rh8 40.Rh1 Rh3 41.
Ke2 g4 42.Kf1 b4 43.Kg2 Rd3 44.Rc1 Rc3 45.Rd1 Rc6 46.Rd4 Rb6 47.Kg3 f5 48.
exf5 exf5 49.h3 gxh3 50.Kxh3 Ke6 51.f4 Rb8 52.Kg3 d5 53.Kf3 Kd6 54.Rd2 Re8
55.Rc2 Re1 56.Rc8 d4 57.Rd8+ Kc5 58.Rc8+ Kd6 59.Rd8+ Kc5 60.Rc8+ 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "5"]
[White "Silva Pena, John"]
[Black "Bejarano, Danny"]
[Result "1-0"]
[ECO "C02"]
[EventDate "2006.??.??"]
[PlyCount "87"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.Bd3 Bd7 7.dxc5 Bxc5 8.O-O f6 
9.b4 Be7 10.b5 Nd8 11.a4 Nf7 12.a5 Qd8 13.Re1 Ngh6 14.exf6 Bxf6 15.Bxh6 
Nxh6 16.Ne5 O-O 17.Qc2 Bxe5 18.Rxe5 Qf6 19.Re3 Nf5 20.Bxf5 Qxf5 21.Qxf5 
Rxf5 22.Na3 e5 23.Rd1 Raf8 24.f3 e4 25.Kf2 Re8 26.c4 exf3 27.gxf3 Rxe3 28.
Kxe3 Be6 29.cxd5 Bxd5 30.f4 Rh5 31.h4 Rxh4 32.Rxd5 Rh3+ 33.Ke4 Rxa3 34.b6 
axb6 35.axb6 Ra8 36.Rd7 Rb8 37.Ke5 Kf8 38.Kd6 h5 39.Kc7 Re8 40.Kxb7 Re4 
41.Rd5 h4 42.Kc6 Re1 43.b7 Rc1+ 44.Kb6 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "5"]
[White "Useche, Maigel"]
[Black "Paez, David"]
[Result "0-1"]
[ECO "B02"]
[EventDate "2006.??.??"]
[PlyCount "95"]

1.e4 d5 2.exd5 Nf6 3.Nc3 Nxd5 4.Nxd5 Qxd5 5.d4 Nc6 6.Be3 Bf5 7.c3 O-O-O 8.
Nf3 f6 9.Be2 g5 10.O-O h5 11.Nd2 e5 12.Bc4 Qd6 13.Nb3 h4 14.Qe2 Be6 15.
Rfd1 Bxc4 16.Qxc4 h3 17.g3 e4 18.Rd2 Qd5 19.Qxd5 Rxd5 20.Nc1 Be7 21.Ne2 
Rhd8 22.Rad1 Rf8 23.g4 Rh8 24.Kh1 Rh4 25.Rg1 Rd8 26.Nc1 Bd6 27.Nb3 Bf4 28.
Re2 Re8 29.Nd2 Bd6 30.Nf1 Ne7 31.c4 Ng8 32.c5 Bf4 33.Bxf4 gxf4 34.Nd2 e3 
35.fxe3 Rxe3 36.Rxe3 fxe3 37.Nc4 e2 38.Ne3 Nh6 39.Nf5 Rh5 40.Ng3 Rd5 41.
Nxe2 f5 42.Rf1 Kd7 43.Rf3 b6 44.cxb6 axb6 45.Kg1 c5 46.Rxh3 Nxg4 47.Rd3 
Ne5 48.Rd1 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "6"]
[White "Alvarez, Miguel Angel"]
[Black "Echeverria, Mario"]
[Result "1-0"]
[ECO "E12"]
[EventDate "2006.??.??"]
[PlyCount "126"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 Bb7 5.Nc3 Be7 6.Qc2 d5 7.Bg5 O-O 8.cxd5 
exd5 9.e3 Nbd7 10.Bd3 h6 11.Bh4 c5 12.O-O a6 13.Ne5 Nxe5 14.dxe5 Ng4 15.
Bg3 Bh4 16.Qe2 Bc8 17.Qf3 Bxg3 18.Qxg3 f6 19.exf6 Nxf6 20.Rad1 Kh8 21.e4 
d4 22.Ne2 Nh5 23.Qg6 Qg5 24.e5 Qxg6 25.Bxg6 Nf4 26.Nxf4 Rxf4 27.g3 Rf8 28.
f4 Bf5 29.Bxf5 Rxf5 30.Kg2 Re8 31.Rfe1 g5 32.Kf3 Kg7 33.Ke4 Kg6 34.Rf1 a5 
35.b4 axb4 36.axb4 Rd8 37.bxc5 bxc5 38.Rb1 Rf7 39.f5+ Kg7 40.e6 Re8 41.Kd5
Rd8+ 42.Ke5 Re8 43.Rfc1 Rc7 44.f6+ Kg6 45.Kd6 Rec8 46.f7 Kg7 47.Rf1 Rc6+ 
48.Kd5 R6c7 49.Rb6 Kf8 50.Rfb1 Rd8+ 51.Rd6 Rdc8 52.Rd7 Rxd7+ 53.exd7 Rd8 
54.Kd6 d3 55.Re1 Kxf7 56.Rf1+ Kg6 57.Ke7 Rxd7+ 58.Kxd7 c4 59.Rd1 Kf5 60.
Kd6 Ke4 61.Kc5 c3 62.Kc4 c2 63.Re1+ Kf3 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "6"]
[White "Becerra, Juan David"]
[Black "Ojeda, Jesus David"]
[Result "1-0"]
[ECO "C42"]
[EventDate "2006.??.??"]
[PlyCount "61"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nxf7 Kxf7 5.d4 Bg4 6.f3 Nxe4 7.fxg4 d5 8.Bf4
Bb4+ 9.c3 Re8 10.Be2 Bd6 11.O-O Kg8 12.Nd2 Ng5 13.Bxd6 Qxd6 14.Rf5 Qe7 15.
Re5 Qd8 16.Rxd5 Qf6 17.Rf5 Qh6 18.Qb3+ Kh8 19.Raf1 Nd7 20.Bd1 Nf6 21.Nc4 
Qh4 22.Ne5 Re7 23.Qxb7 Rae8 24.Qc6 Re6 25.Qxe8+ Rxe8 26.Rxg5 Kg8 27.Bb3+ 
Kf8 28.Rh5 Qxh5 29.gxh5 Ke7 30.Re1 Kf8 31.g4 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "6"]
[White "Bejarano, Danny"]
[Black "Carrillo, Javier"]
[Result "1-0"]
[ECO "B21"]
[EventDate "2006.??.??"]
[PlyCount "35"]

1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 e6 5.Bc4 a6 6.Nf3 Bc5 7.Bf4 d6 8.Qe2 
Ne7 9.O-O O-O 10.Rfd1 Qc7 11.Bb3 Nbc6 12.Na4 Bb4 13.a3 e5 14.axb4 exf4 15.
Qd2 Rd8 16.Qxf4 Ng6 17.Qg5 h6 18.Qxg6 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "6"]
[White "Capo Vidal, Uriel"]
[Black "Alvarez, Javier"]
[Result "1-0"]
[ECO "E76"]
[EventDate "2006.??.??"]
[PlyCount "69"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Nf3 c5 7.dxc5 Qa5 8.Bd3 Qxc5
9.Qe2 Nc6 10.Be3 Qa5 11.Rc1 Ng4 12.Bd2 f5 13.O-O Nd4 14.Nxd4 Bxd4+ 15.Kh1 
Qd8 16.h3 Nf6 17.exf5 gxf5 18.b3 Bd7 19.Rce1 Rf7 20.Nb5 Bb6 21.Bc3 Ne8 22.
Rf3 a6 23.Rg3+ Kf8 24.Qh5 e6 25.Nd4 Bxd4 26.Bxd4 Qa5 27.Re2 Rd8 28.Qh6+ 
Ke7 29.Rg8 Bc8 30.Rh8 Nf6 31.b4 Qa4 32.Bxf6+ Rxf6 33.Qg7+ Rf7 34.Qg5+ Rf6 
35.Rxh7+ 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "6"]
[White "Cordova, Emilio"]
[Black "Munoz, Lisandro"]
[Result "1-0"]
[ECO "E15"]
[EventDate "2006.??.??"]
[PlyCount "71"]

1.d4 e6 2.Nf3 Nf6 3.c4 b6 4.g3 Ba6 5.Nbd2 b5 6.cxb5 Bxb5 7.Bg2 d5 8.O-O c5
9.dxc5 Bxc5 10.b4 Bd6 11.a4 Ba6 12.b5 Bb7 13.e4 Nbd7 14.Bb2 Bb4 15.e5 Ng8 
16.Nb3 a5 17.Ne1 Nb6 18.Nd3 Nc4 19.Bd4 Be7 20.Ndc5 Rb8 21.Nxb7 Rxb7 22.Rc1
Rd7 23.Qg4 Kf8 24.Nc5 Bxc5 25.Bxc5+ Ne7 26.Rxc4 dxc4 27.Bc6 Rd2 28.Qxc4 
Kg8 29.Bd6 Nf5 30.Qc3 Rd4 31.Qc5 Rb4 32.Qa7 Nxd6 33.Rd1 h5 34.Rxd6 Rb1+ 
35.Kg2 Qg5 36.Be4 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "6"]
[White "Gallego, Andres"]
[Black "Pena, Alfredo"]
[Result "0-1"]
[ECO "C77"]
[EventDate "2006.??.??"]
[PlyCount "102"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.d4 exd4 6.O-O d6 7.Nxd4 Bd7 8.Nxc6 
bxc6 9.Nc3 Be7 10.Bf4 O-O 11.e5 Ne8 12.Re1 d5 13.Be3 g6 14.Bb3 Ng7 15.Na4 
Be6 16.Qd2 Nf5 17.Bc5 Bxc5 18.Nxc5 Qe7 19.Qa5 Rfb8 20.Ba4 Rb5 21.Bxb5 Qxc5
22.a4 cxb5 23.axb5 Nd4 24.bxa6 Qxa5 25.Rxa5 Nc6 26.Ra4 Ra7 27.Rea1 Nb8 28.
b4 c6 29.Ra5 Bd7 30.f4 Kf8 31.Kf2 Ke7 32.Ke3 Kd8 33.Kd4 Kc7 34.Kc5 Be8 35.
c4 dxc4 36.Kxc4 Kb6 37.g4 Bd7 38.h3 Rxa6 39.Rxa6+ Nxa6 40.Rd1 Be6+ 41.Kc3 
Nc7 42.Rf1 Nd5+ 43.Kd4 Ne7 44.Ke4 Bd5+ 45.Ke3 Bg2 46.Rd1 Nd5+ 47.Kf2 Bxh3 
48.Kg3 Bxg4 49.Rd4 h5 50.Kh4 Kb5 51.Kg5 Be6 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "6"]
[White "Guerrero, Juan Carlos"]
[Black "Morales, Luciana"]
[Result "0-1"]
[ECO "E15"]
[EventDate "2006.??.??"]
[PlyCount "66"]

1.d4 e6 2.Nf3 Nf6 3.c4 b6 4.g3 Ba6 5.b3 b5 6.cxb5 Bxb5 7.Bg2 d5 8.O-O c5 
9.Ba3 Nbd7 10.dxc5 Bxc5 11.b4 Bd6 12.Nc3 Bc4 13.Nd2 Nb6 14.Na4 Bxe2 15.
Qxe2 Nxa4 16.Rac1 a5 17.Rfd1 O-O 18.Nc4 Bxb4 19.Bb2 Nxb2 20.Nxb2 Rc8 21.
Rb1 Qd6 22.Nd3 Qa6 23.Qb2 Rb8 24.Qd4 Bd6 25.Rbc1 Rfc8 26.Bf1 Qa8 27.Bg2 a4
28.Rxc8+ Rxc8 29.Nb2 a3 30.Nc4 Bc5 31.Qd2 Ng4 32.Ne3 Nxe3 33.fxe3 Qa7 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "6"]
[White "Hungaski, Robert"]
[Black "Cornejo, Max"]
[Result "1/2-1/2"]
[ECO "C02"]
[EventDate "2006.??.??"]
[PlyCount "99"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.a3 c4 7.g3 Na5 8.Nbd2 Bd7 9.
h4 O-O-O 10.Bh3 f5 11.exf6 gxf6 12.O-O h5 13.Rb1 Nh6 14.Nh2 Nf7 15.b3 cxb3
16.Nxb3 f5 17.Nd2 Qc7 18.Ndf3 Bd6 19.Ng5 Nxg5 20.Bxg5 Rdg8 21.f4 Nc4 22.
Qe2 Rxg5 23.fxg5 Bxg3 24.Nf3 Bxh4 25.Nxh4 Qg3+ 26.Bg2 Qxh4 27.Rxb7 Kxb7 
28.Qxc4 Qg3 29.Qb4+ Ka8 30.Qe7 Bc8 31.Rf3 Qe1+ 32.Kh2 Qh4+ 33.Kg1 Qe1+ 34.
Kh2 Qh4+ 35.Kg1 Qg4 36.Qg7 Rd8 37.Qc7 Rg8 38.Rg3 Qe2 39.g6 h4 40.Rf3 Qb5 
41.Qf7 Rd8 42.g7 Qe8 43.Qxe8 Rxe8 44.Rxf5 exf5 45.Bxd5+ Kb8 46.g8=Q Rxg8+ 
47.Bxg8 f4 48.Bd5 Bf5 49.Kg2 Kc7 50.Bf3 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "6"]
[White "Iturrizaga, Eduardo"]
[Black "Barrientos, Sergio"]
[Result "1/2-1/2"]
[ECO "B70"]
[EventDate "2006.??.??"]
[PlyCount "76"]

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.Re1 b5 11.Bf1 Nd7 12.Qc1 Bb7 13.a4 b4 14.Nd5 Rc8 15.a5 f6 
16.Bh6 e6 17.Bxg7 Kxg7 18.Nf4 Qe7 19.Bc4 Nd8 20.Bf1 e5 21.Nd5 Bxd5 22.exd5
Nc5 23.Qd2 Qb7 24.Nxc5 dxc5 25.c3 Nf7 26.cxb4 Rfd8 27.b5 axb5 28.a6 Qa8 
29.Bxb5 Rxd5 30.Qc2 Nd6 31.Be2 Qa7 32.b3 Rd4 33.Rec1 Rc6 34.h3 c4 35.bxc4 
Ne4 36.Bf1 Nc5 37.Qb2 Rb6 38.Qc3 Rxa6 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "6"]
[White "Mateus, Luis Alejandro"]
[Black "Flaquer, Luis"]
[Result "0-1"]
[ECO "C00"]
[EventDate "2006.??.??"]
[PlyCount "68"]

1.e4 e6 2.Qe2 c5 3.d3 Nc6 4.Nf3 Nge7 5.g3 g6 6.Bg2 Bg7 7.c3 d6 8.Be3 O-O 
9.O-O e5 10.Qd2 f5 11.Ne1 b6 12.Bg5 Bb7 13.Nc2 Qd7 14.c4 f4 15.Bxe7 Nxe7 
16.Qe2 Rf7 17.Bf3 Raf8 18.Nd2 Bc8 19.b4 g5 20.Bh5 Rf6 21.f3 Qh3 22.g4 Rh6 
23.Qg2 Rxh5 24.gxh5 Qxh5 25.Rfc1 Rf6 26.Kf2 Ng6 27.Rg1 Bh6 28.a4 Bh3 29.
Qh1 Qh4+ 30.Ke2 g4 31.a5 Qg5 32.axb6 axb6 33.Ne1 Nh4 34.Ra6 g3 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "6"]
[White "Naranjo, Sebastian"]
[Black "Michelen, Victor"]
[Result "1-0"]
[ECO "C45"]
[EventDate "2006.??.??"]
[PlyCount "109"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Nxc6 bxc6 6.Bd3 Qh4 7.O-O Nf6 8.
h3 h5 9.Be3 Bxe3 10.fxe3 Ng4 11.Qf3 Ne5 12.Qf4 Qe7 13.Qg3 f6 14.Nd2 d6 15.
Nf3 Be6 16.Nd4 Bd7 17.Be2 h4 18.Qf2 Kf8 19.Qf4 Re8 20.Rf2 Nf7 21.Bd3 Rh6 
22.Raf1 c5 23.Nf3 Bc6 24.Qg4 Qe6 25.Nh2 Bxe4 26.Qf4 Bxd3 27.cxd3 Qxe3 28.
Qxe3 Rxe3 29.Ng4 Rxd3 30.Nxh6 Nxh6 31.Rf4 Rd4 32.Rxd4 cxd4 33.Rf4 c5 34.
Rxh4 Nf5 35.Rh8+ Ke7 36.Ra8 Ke6 37.Rxa7 c4 38.Kf2 Ke5 39.g4 Ne3 40.Ke2 g5 
41.a4 Kd5 42.Rc7 Nc2 43.a5 Nb4 44.Rb7 Na6 45.Rb5+ Ke4 46.Rb6 Nc5 47.a6 
Nxa6 48.Rxa6 Ke5 49.Ra4 Ke4 50.Ra6 Ke5 51.Kf3 d5 52.Ra4 Ke6 53.b3 Ke5 54.
bxc4 dxc4 55.Ra5+ 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "6"]
[White "Paez, David"]
[Black "Silva Pena, John"]
[Result "1-0"]
[ECO "B80"]
[EventDate "2006.??.??"]
[PlyCount "64"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f3 e6 7.Be3 Be7 8.Qd2 
Nbd7 9.g4 Qc7 10.h4 b5 11.Bd3 Ne5 12.h5 b4 13.Nce2 d5 14.g5 dxe4 15.gxf6 
exd3 16.fxe7 dxe2 17.Bf4 Qc5 18.Qxe2 Nc6 19.Nxc6 Qxc6 20.O-O-O Bb7 21.h6 
gxh6 22.Rxh6 Qxf3 23.Qd2 Qd5 24.Qxb4 Qb5 25.Qc3 Rg8 26.Qf6 Bd5 27.Rxh7 e5 
28.Rxf7 Qc5 29.Rf8+ Kd7 30.Qxe5 Kc6 31.e8=Q+ Rxe8 32.Qxe8+ Kb6 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "6"]
[White "Panesso, Oscar"]
[Black "Useche, Maigel"]
[Result "1-0"]
[ECO "B86"]
[EventDate "2006.??.??"]
[PlyCount "67"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bb3 Be7 8.g4 h6 
9.Be3 Nc6 10.Rg1 Nxd4 11.Bxd4 Qa5 12.Qf3 e5 13.Be3 Bd7 14.O-O-O O-O-O 15.
Nd5 Nxd5 16.Rxd5 Qc7 17.Qxf7 Bc6 18.Rd3 Bxe4 19.Rc3 Bc6 20.Bd5 Kb8 21.Bxc6
bxc6 22.Qc4 Kc8 23.Qxa6+ Kd7 24.Bb6 Ra8 25.Qxa8 Rxa8 26.Bxc7 Kxc7 27.Ra3 
Bg5+ 28.Kb1 Rf8 29.f3 Rf4 30.Ra7+ Kb6 31.Rxg7 Rxf3 32.Rg6 e4 33.Rxd6 e3 
34.Re6 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "6"]
[White "Perez, Cesar"]
[Black "Arenas, David"]
[Result "1/2-1/2"]
[ECO "B38"]
[EventDate "2006.??.??"]
[PlyCount "115"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3 Nf6 7.Nc3 d6 8.Be2 
O-O 9.O-O Nxd4 10.Bxd4 Be6 11.f3 Rc8 12.Nd5 Bxd5 13.exd5 a6 14.Kh1 Qa5 15.
Qb3 Qd2 16.Qe3 Qxe3 17.Bxe3 Rfe8 18.Rfe1 Nd7 19.f4 Kf8 20.Rab1 a5 21.b3 
Bc3 22.Red1 e6 23.Rd3 Bb4 24.dxe6 Rxe6 25.Bf3 Rce8 26.Bf2 Nc5 27.Bxc5 Bxc5
28.h3 b6 29.Rf1 Kg7 30.a4 h5 31.Bd5 Re3 32.Rxe3 Rxe3 33.Rb1 h4 34.Bc6 Kf6 
35.Bd5 Rc3 36.f5 gxf5 37.Bc6 Re3 38.Bd5 f4 39.Kh2 Rc3 40.Kh1 Ke5 41.Bc6 
Be3 42.Bd5 f6 43.Bg8 Kd4 44.Rd1+ Rd3 45.Rb1 Kc5 46.Bd5 Kb4 47.Kh2 Bc5 48.
Bc6 Ka3 49.Bb5 Ka2 50.Rf1 Be3 51.c5 Rxb3 52.cxd6 Rd3 53.d7 Rd2 54.Re1 Ka3 
55.Rf1 Kb4 56.Rb1+ Ka3 57.Rf1 Kb2 58.Re1 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "6"]
[White "Tirado, Juan Camilo"]
[Black "Carreno, Jhonathan"]
[Result "0-1"]
[ECO "C42"]
[EventDate "2006.??.??"]
[PlyCount "54"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O Nc6 8.h3 
O-O 9.c4 Nb4 10.cxd5 Nxd3 11.Qxd3 Qxd5 12.Nc3 Nxc3 13.bxc3 Bf5 14.Qe2 Rfe8
15.Be3 Bf6 16.Rfd1 Rad8 17.Nd2 c5 18.Qf3 cxd4 19.Qxd5 Rxd5 20.Nf3 d3 21.
Nd4 Bg6 22.a4 Rc8 23.Ra3 h6 24.g3 Rc4 25.f4 Bxd4 26.Bxd4 Ra5 27.g4 Be4 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "7"]
[White "Alvarez, Javier"]
[Black "Panesso, Oscar"]
[Result "1-0"]
[ECO "B51"]
[EventDate "2006.??.??"]
[PlyCount "81"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 d6 4.O-O Bd7 5.Re1 a6 6.Bf1 Nf6 7.c3 e6 8.d4 cxd4 
9.cxd4 Be7 10.Nc3 O-O 11.d5 Na7 12.dxe6 Bxe6 13.Bf4 Rc8 14.Nd4 Kh8 15.Nxe6
fxe6 16.Qb3 Nd7 17.Be3 Nc5 18.Bxc5 dxc5 19.Qxb7 Bd6 20.e5 Bb8 21.Qxa6 Qd4 
22.Qe2 Nc6 23.Rad1 Qxe5 24.Qxe5 Bxe5 25.Bc4 Bd4 26.Re2 e5 27.Ne4 Rb8 28.b3
h6 29.Kf1 Ne7 30.Nd6 Nf5 31.Nf7+ Kh7 32.g4 Nh4 33.Nxe5 Rbe8 34.Nd3 Nf3 35.
Rxe8 Rxe8 36.h3 Ng5 37.Kg2 Re2 38.a4 Ne4 39.Rf1 Ra2 40.Nc1 Ra1 41.Bd3 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "7"]
[White "Alvarez, Miguel Angel"]
[Black "Cornejo, Max"]
[Result "1/2-1/2"]
[ECO "D34"]
[EventDate "2006.??.??"]
[PlyCount "91"]

1.d4 d5 2.c4 e6 3.Nf3 c5 4.cxd5 exd5 5.Nc3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O 
O-O 9.Bg5 Nxd4 10.Nxd4 h6 11.Be3 Re8 12.Rc1 Bf8 13.Nc6 bxc6 14.Na4 Bd7 15.
Bxc5 Bxc5 16.Nxc5 Bg4 17.Re1 Qa5 18.h3 Bh5 19.Nd3 Rac8 20.a3 Bg6 21.Bf1 
Ne4 22.e3 Nf6 23.Nc5 Qb6 24.Ba6 Rc7 25.b4 Ne4 26.Bd3 a5 27.Na4 Qa7 28.b5 
cxb5 29.Bxb5 Rxc1 30.Qxc1 Rd8 31.Bd3 Nxf2 32.Bxg6 Nxh3+ 33.Kg2 fxg6 34.Qc6
Ng5 35.Nb6 Qe7 36.Qxg6 Qxa3 37.Re2 Qd6 38.Qxd6 Rxd6 39.Nc8 Re6 40.Ra2 Rxe3
41.Rxa5 d4 42.Rd5 Ne4 43.Ne7+ Kf7 44.Nf5 Rd3 45.Rxd4 Rxd4 46.Nxd4 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "7"]
[White "Arenas, David"]
[Black "Tirado, Juan Camilo"]
[Result "1-0"]
[ECO "C42"]
[EventDate "2006.??.??"]
[PlyCount "89"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Bd6 7.O-O O-O 8.Re1 
Re8 9.c4 c6 10.Nc3 Nxc3 11.bxc3 Nd7 12.Bg5 f6 13.Bh4 Nf8 14.Qb3 Rxe1+ 15.
Rxe1 Kh8 16.cxd5 cxd5 17.Bg3 Bxg3 18.hxg3 b6 19.Bb5 Qd6 20.Re3 a6 21.Be2 
Bd7 22.Ne1 a5 23.Bf3 Be6 24.Nd3 Rd8 25.Nf4 Bf7 26.Qb5 Ng6 27.Nxd5 Qa3 28.
Qxb6 Rxd5 29.Bxd5 Bxd5 30.Re8+ Bg8 31.Qe6 Nf8 32.Qc8 Qc1+ 33.Kh2 Qh6+ 34.
Qh3 Qxh3+ 35.gxh3 Ne6 36.d5 Nc7 37.d6 Nxe8 38.d7 Nd6 39.d8=Q Nc4 40.Kg2 h6
41.Kf3 Kh7 42.Ke4 Bf7 43.f4 a4 44.Kd4 a3 45.Qc7 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "7"]
[White "Carreno, Jhonathan"]
[Black "Mateus, Luis Alejandro"]
[Result "0-1"]
[ECO "B22"]
[EventDate "2006.??.??"]
[PlyCount "86"]

1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.d4 cxd4 5.cxd4 e6 6.Nf3 b6 7.Bc4 Bb7 8.Nc3 
Nxc3 9.bxc3 Qc7 10.Qd3 Nc6 11.a4 Na5 12.Ba2 Ba6 13.Qe3 Rc8 14.Bb2 Bc4 15.
Nd2 Bxa2 16.Rxa2 Nc4 17.Nxc4 Qxc4 18.Ra1 Qb3 19.Qd2 Bb4 20.Rc1 Ba5 21.O-O 
O-O 22.f4 Qxa4 23.f5 exf5 24.Qg5 Qb3 25.Rf2 Bxc3 26.Rxc3 Rxc3 27.Qxf5 Re3 
28.h4 Qd1+ 29.Kh2 Qb3 30.Qg5 Re4 31.h5 Qe3 32.Qf5 g6 33.hxg6 hxg6 34.Qf6 
Qh6+ 35.Kg3 Qh5 36.Rf3 Rg4+ 37.Kf2 Qh2 38.Ba3 Qxg2+ 39.Ke1 Re4+ 40.Kd1 
Qe2+ 41.Kc1 Rc8+ 42.Bc5 Rxc5+ 43.dxc5 Rc4+ 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "7"]
[White "Carrillo, Javier"]
[Black "Useche, Maigel"]
[Result "0-1"]
[ECO "E30"]
[EventDate "2006.??.??"]
[PlyCount "106"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bg5 c5 5.e3 Qa5 6.Qc2 Bxc3+ 7.bxc3 Ne4 8.Bf4 
Qxc3+ 9.Qxc3 Nxc3 10.dxc5 Na4 11.Bd6 Na6 12.Nf3 N4xc5 13.Nd4 f6 14.Nb5 Kf7
15.Be2 Ne4 16.Ba3 b6 17.Bf3 d5 18.cxd5 exd5 19.Nd6+ Nxd6 20.Bxd5+ Be6 21.
Bxa8 Nc4 22.Be4 Nxa3 23.O-O Nc5 24.Bf3 Rd8 25.Rfd1 Rxd1+ 26.Rxd1 Ke7 27.
Rc1 Nb5 28.Be2 Nd6 29.f3 f5 30.h3 g6 31.a4 Ndb7 32.g4 Na5 33.Kf2 a6 34.Rb1
Nab3 35.Bd1 Kd6 36.Kg3 b5 37.axb5 axb5 38.Kf4 fxg4 39.hxg4 h6 40.Be2 Bc4 
41.Bxc4 bxc4 42.Rh1 c3 43.Rxh6 c2 44.Rh1 Na4 45.Kg5 Nc3 46.Kxg6 Nd1 47.Kf7
c1=Q 48.g5 Qc4+ 49.Kf8 Nxe3 50.Rh6+ Kd7 51.Rh7+ Kd8 52.g6 Qe6 53.Rg7 Qe8# 
0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "7"]
[White "Echeverria, Mario"]
[Black "Paez, David"]
[Result "1-0"]
[ECO "C19"]
[EventDate "2006.??.??"]
[PlyCount "69"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Nf3 Nbc6 8.a4 
Qa5 9.Bd2 Bd7 10.Bb5 c4 11.O-O f6 12.Re1 O-O-O 13.Qe2 h6 14.exf6 gxf6 15.
Reb1 Rde8 16.Ra2 Ng6 17.Rab2 e5 18.dxe5 fxe5 19.Qe3 Re6 20.Bxc6 Bxc6 21.
Nd4 Re7 22.Nxc6 bxc6 23.Rb8+ Kd7 24.Rxh8 Nxh8 25.Qxh6 Nf7 26.Rb7+ Kc8 27.
Qxc6+ Rc7 28.Rxc7+ Qxc7 29.Qxd5 Nd8 30.h4 Qh7 31.Qxc4+ Kb8 32.Qb5+ Kc8 33.
Bg5 Qxc2 34.Qe8 Qd1+ 35.Kh2 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "7"]
[White "Flaquer, Luis"]
[Black "Gallego, Andres"]
[Result "0-1"]
[ECO "B56"]
[EventDate "2006.??.??"]
[PlyCount "38"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.f3 e5 7.Nb3 Be7 8.Be3 
Be6 9.Qd2 O-O 10.O-O-O a5 11.Qf2 Qb8 12.Kb1 a4 13.Nc1 a3 14.b3 Rc8 15.g4 
Nb4 16.g5 Rxc3 17.gxf6 Bxf6 18.Qe1 Qc7 19.Bd2 Rxb3+ 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "7"]
[White "Hungaski, Robert"]
[Black "Cordova, Emilio"]
[Result "1-0"]
[ECO "C11"]
[EventDate "2006.??.??"]
[PlyCount "79"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 a6 8.Qd2 b5 9.
a3 g5 10.fxg5 cxd4 11.Nxd4 Ncxe5 12.Nf3 Bg7 13.Nxe5 Nxe5 14.O-O-O Bb7 15.
Qe1 Qe7 16.h4 Nc6 17.Ne2 O-O-O 18.Bb6 Rd7 19.Nf4 h6 20.Nh5 Be5 21.Nf6 Bxf6
22.gxf6 Qxf6 23.Kb1 Rg8 24.Rh3 e5 25.a4 bxa4 26.Ra3 Rg4 27.g3 Re4 28.Qc3 
Qe6 29.Qc5 Kb8 30.Qf8+ Bc8 31.Bxa6 Re7 32.Bd3 Re8 33.Qc5 Rd4 34.c3 Rxd3 
35.Rxd3 Qg6 36.Ka2 Qxd3 37.Qd6+ Kb7 38.Qc7+ Ka6 39.Rxa4+ Kb5 40.Ba7 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "7"]
[White "Michelen, Victor"]
[Black "Guerrero, Juan Carlos"]
[Result "1/2-1/2"]
[ECO "A70"]
[EventDate "2006.??.??"]
[PlyCount "157"]

1.d4 Nf6 2.Nf3 c5 3.d5 e6 4.c4 exd5 5.cxd5 d6 6.Nc3 g6 7.e4 Bg7 8.h3 a6 9.
a4 O-O 10.Bd3 Nbd7 11.O-O Qc7 12.Bf4 c4 13.Be2 Rb8 14.a5 Re8 15.Qc2 b5 16.
axb6 Nxb6 17.Nd2 Bb7 18.Rfe1 Nfd7 19.Bf1 Re7 20.Red1 Rf8 21.Na4 f5 22.Nxb6
Nxb6 23.Be3 fxe4 24.Bxb6 Qxb6 25.Nxc4 Qc7 26.Ne3 Qxc2 27.Nxc2 Bxb2 28.Ra2 
Be5 29.Bxa6 Ra8 30.Bc4 Rc7 31.Ne3 Kg7 32.Rxa8 Bxa8 33.Ba2 Ra7 34.Bb1 Ra4 
35.g3 Bd4 36.Bc2 Rb4 37.Bb1 Bxe3 38.fxe3 Kf6 39.Ba2 Ke5 40.Rd2 Rb5 41.Rc2 
Rc5 42.Rxc5 dxc5 43.d6 Kxd6 44.Bg8 h6 45.Bf7 g5 46.Kf2 Bd5 47.Be8 Be6 48.
h4 gxh4 49.gxh4 Ke5 50.Ke1 Bg4 51.Kd2 Bf3 52.Kc3 Be2 53.Bd7 Kf6 54.Bc6 Kf5
55.Bd7+ Kg6 56.Be8+ Kf6 57.Bc6 Bd3 58.Kd2 Kf5 59.Bd7+ Ke5 60.Kc3 Be2 61.
Be8 Bg4 62.Kc4 Kd6 63.Bg6 Be6+ 64.Kc3 Ke5 65.Be8 Kf5 66.Bh5 Ke5 67.Be8 Bc8
68.Kc4 Kd6 69.Bg6 Ba6+ 70.Kc3 Ke5 71.Be8 Kf5 72.Bd7+ Ke5 73.Be8 Bf1 74.Bd7
Kf6 75.Be8 Be2 76.Bd7 Ke5 77.Be8 Ke6 78.Bc6 Bd3 79.Be8 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "7"]
[White "Morales, Luciana"]
[Black "Barrientos, Sergio"]
[Result "0-1"]
[ECO "D12"]
[EventDate "2006.??.??"]
[PlyCount "66"]

1.d4 Nf6 2.Nf3 d5 3.c4 c6 4.e3 Bf5 5.Nc3 e6 6.Nh4 Bg6 7.Nxg6 hxg6 8.g3 
Nbd7 9.Qe2 Bb4 10.Bg2 Nb6 11.cxd5 exd5 12.O-O O-O 13.Bd2 Re8 14.Ne4 Nxe4 
15.Bxb4 a5 16.Be1 Nc4 17.b3 Ncd6 18.f3 Nf6 19.Bf2 a4 20.Qd3 Qa5 21.Rad1 
Qb4 22.Rb1 axb3 23.Rxb3 Qc4 24.Qb1 Qa4 25.e4 dxe4 26.fxe4 Nfxe4 27.Bxe4 
Nxe4 28.Rxb7 Nd2 29.Qb6 Nxf1 30.Kxf1 Qc4+ 31.Kg1 Rxa2 32.Qc7 Ra1+ 33.Kg2 
Qf1+ 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "7"]
[White "Munoz, Lisandro"]
[Black "Becerra, Juan David"]
[Result "1-0"]
[ECO "B90"]
[EventDate "2006.??.??"]
[PlyCount "44"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f3 e5 7.Nb3 Be6 8.Be3 b5 
9.Qd2 Nbd7 10.O-O-O Nb6 11.Qf2 Nc4 12.Bxc4 bxc4 13.Na5 Qc8 14.g4 Nd7 15.
Nd5 Rb8 16.Qe2 Rb5 17.Qxc4 Nc5 18.Qc3 Be7 19.b4 Bd8 20.Nc4 Nb7 21.a4 O-O 
22.axb5 axb5 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "7"]
[White "Naranjo, Sebastian"]
[Black "Capo Vidal, Uriel"]
[Result "0-1"]
[ECO "B31"]
[EventDate "2006.??.??"]
[PlyCount "80"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.c3 Nf6 6.Re1 O-O 7.d4 d5 8.exd5 
Qxd5 9.c4 Qd6 10.d5 Nd4 11.Nxd4 cxd4 12.Qe2 a6 13.Ba4 b5 14.cxb5 axb5 15.
Bb3 Nxd5 16.Qxb5 Be6 17.Nd2 Rfb8 18.Qf1 Qc6 19.Bc4 Bf5 20.Nb3 Rb4 21.Bxd5 
Qxd5 22.Bd2 Rb7 23.Rec1 Rba7 24.Rc5 Qd8 25.a3 e5 26.Rac1 Be6 27.Qd1 e4 28.
Bg5 Qd7 29.Bf4 h6 30.Rc7 Rxc7 31.Bxc7 Rc8 32.Bf4 g5 33.Bd2 Rxc1 34.Nxc1 e3
35.Be1 Qb7 36.Qe2 Qc6 37.Nd3 Qb5 38.Qd1 Qf5 39.Kf1 exf2 40.Bxf2 Qe4 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "7"]
[White "Ojeda, Jesus David"]
[Black "Bejarano, Danny"]
[Result "1-0"]
[ECO "C17"]
[EventDate "2006.??.??"]
[PlyCount "84"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.Bd2 cxd4 6.Nb5 Bxd2+ 7.Qxd2 Nc6 8.Nf3 
Nge7 9.Nd6+ Kf8 10.O-O-O Ng6 11.Re1 Ngxe5 12.Nb5 Nxf3 13.gxf3 a6 14.Nxd4 
Qa5 15.c3 Bd7 16.Kb1 Rc8 17.Rg1 Qd8 18.f4 Nxd4 19.Qxd4 Qf6 20.Re5 Bc6 21.
Be2 g6 22.h4 Ke7 23.Bf3 Rhd8 24.Qb4+ Ke8 25.Rge1 Qxh4 26.Qd4 Kf8 27.Rh1 
Qf6 28.Rxh7 Kg8 29.Rh3 Kg7 30.Rg3 Rh8 31.Qe3 Rh4 32.f5 exf5 33.Qe1 d4 34.
Bxc6 Rxc6 35.cxd4 Rxd4 36.a3 Rd1+ 37.Qxd1 Qxe5 38.Re3 Qd6 39.Qh1 Qc5 40.
Re8 Qc2+ 41.Ka2 Kf6 42.Qh4+ g5 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "7"]
[White "Pena, Alfredo"]
[Black "Iturrizaga, Eduardo"]
[Result "0-1"]
[ECO "B27"]
[EventDate "2006.??.??"]
[PlyCount "105"]

1.e4 g6 2.d4 Bg7 3.Nf3 c5 4.dxc5 Qa5+ 5.c3 Qxc5 6.Be3 Qc7 7.Bd3 Nf6 8.O-O 
O-O 9.Na3 Nc6 10.Nb5 Qd8 11.Nbd4 d6 12.h3 e5 13.Nb3 d5 14.exd5 Qxd5 15.Bc2
b6 16.Qe2 e4 17.Nfd4 Ne5 18.Rad1 Qc4 19.Qxc4 Nxc4 20.Bc1 Ba6 21.Rfe1 Rfe8 
22.Nd2 Nd6 23.Nf1 Rac8 24.Ng3 Bb7 25.Nb3 Bf8 26.Bg5 Nd5 27.Nxe4 Rxe4 28.
Rxe4 Nxc3 29.Rxd6 Bxe4 30.Rd2 Ne2+ 31.Rxe2 Bxc2 32.Bf6 Bd6 33.Bc3 Bb1 34.
a4 Bf5 35.Nd2 Kf8 36.Ne4 Re8 37.Ng3 Rxe2 38.Nxe2 Bd7 39.b3 Ke7 40.Kf1 f5 
41.Ke1 Bc6 42.g3 Bd5 43.Nd4 h5 44.a5 bxa5 45.Bxa5 f4 46.gxf4 h4 47.Nb5 Bb8
48.f5 g5 49.Bd2 Kf6 50.Be3 g4 51.hxg4 h3 52.g5+ Kxf5 53.Nd4+ 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "7"]
[White "Silva Pena, John"]
[Black "Perez, Cesar"]
[Result "0-1"]
[ECO "B96"]
[EventDate "2006.??.??"]
[PlyCount "84"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 b5 8.Qf3 Bb7 
9.O-O-O Be7 10.g4 Nbd7 11.Bxf6 Nxf6 12.g5 Nd7 13.Bh3 b4 14.Na4 Qa5 15.b3 
O-O-O 16.Kb1 Kb8 17.Rhe1 d5 18.exd5 Bxd5 19.Qg3 Nc5 20.Nxc5 Qxc5 21.Qe3 
Bd6 22.f5 e5 23.Nf3 e4 24.Qxc5 Bxc5 25.Ne5 Bf2 26.Re2 e3 27.Bg4 Bg2 28.
Rxd8+ Rxd8 29.Bf3 Bxf3 30.Nxf3 Rd5 31.f6 gxf6 32.gxf6 Rf5 33.Ne1 Rxf6 34.
Nd3 a5 35.Ne5 Kc7 36.Nc4 Re6 37.Nxa5 f5 38.Nc4 f4 39.Nd2 exd2 40.Rxd2 Be3 
41.Rd1 f3 42.h4 f2 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "8"]
[White "Arenas, David"]
[Black "Naranjo, Sebastian"]
[Result "0-1"]
[ECO "C19"]
[EventDate "2006.??.??"]
[PlyCount "90"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Nf3 Bd7 8.h4 Ba4
9.h5 h6 10.Rh4 c4 11.Rf4 g5 12.Rg4 Nd7 13.Ng1 f5 14.exf6 Nxf6 15.Rg3 Qa5 
16.Re3 Nf5 17.Rxe6+ Kf7 18.Re5 Qxc3+ 19.Bd2 Qxc2 20.Qxc2 Bxc2 21.Rc1 Nxd4 
22.Bc3 Nc6 23.Rxc2 Nxe5 24.Bxe5 Rhe8 25.Re2 Nxh5 26.g3 Rad8 27.Bd4 a6 28.
Nf3 Rxe2+ 29.Bxe2 Nf6 30.Ne5+ Ke6 31.f3 h5 32.Kd2 Nd7 33.Nxd7 Rxd7 34.f4 
gxf4 35.Bxh5 Kf5 36.gxf4 Kxf4 37.Kc3 Rh7 38.Bg6 Rh3+ 39.Kb4 Rb3+ 40.Kc5 
Rxa3 41.Kxd5 b5 42.Kc5 Kf3 43.Bh5+ Kg2 44.Kb4 Rd3 45.Bc5 c3 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "8"]
[White "Becerra, Juan David"]
[Black "Carreno, Jhonathan"]
[Result "0-1"]
[ECO "C42"]
[EventDate "2006.??.??"]
[PlyCount "56"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nxf7 Kxf7 5.d4 Be6 6.f3 Be7 7.d5 Bc8 8.Bc4 
Nbd7 9.Nc3 Ne5 10.Be2 Rf8 11.Be3 Kg8 12.Qd2 Bd7 13.O-O-O c5 14.g4 b5 15.
Rdg1 Qa5 16.g5 Ne8 17.f4 Nc4 18.Bxc4 bxc4 19.f5 Rb8 20.f6 Nxf6 21.gxf6 
Bxf6 22.a3 Rxb2 23.e5 Bxe5 24.Ne2 Qxa3 25.Kd1 Bf5 26.Nc1 Bxc2+ 27.Ke1 Bc3 
28.Rxg7+ Kxg7 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "8"]
[White "Capo Vidal, Uriel"]
[Black "Hungaski, Robert"]
[Result "1/2-1/2"]
[ECO "E15"]
[EventDate "2006.??.??"]
[PlyCount "127"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.b3 Bb4+ 6.Bd2 Be7 7.Bg2 c6 8.Bc3 d5 
9.Nbd2 O-O 10.O-O Nbd7 11.Re1 c5 12.e4 dxe4 13.Ng5 cxd4 14.Bxd4 Bb7 15.
Ngxe4 Qc7 16.Qc2 Nxe4 17.Nxe4 f5 18.Nc3 Bxg2 19.Kxg2 Qc6+ 20.Kg1 Bf6 21.
Bxf6 gxf6 22.f4 Rfd8 23.Qe2 Qc5+ 24.Kf1 Nf8 25.Rad1 Qc6 26.Qg2 Qxg2+ 27.
Kxg2 Kf7 28.Nb5 Rxd1 29.Rxd1 a6 30.Nc3 Ke7 31.Kf3 Rc8 32.Rd3 h5 33.Ke3 Nd7
34.Na4 Nc5 35.Nxc5 bxc5 36.Kd2 a5 37.h4 a4 38.Kc3 axb3 39.axb3 Ra8 40.Kb2 
Rd8 41.Re3 Rd2+ 42.Kc3 Rd1 43.b4 Rc1+ 44.Kd2 Rxc4 45.bxc5 Rxc5 46.Ra3 Rb5 
47.Ke3 Kd6 48.Rd3+ Kc5 49.Rd8 Rb3+ 50.Kf2 e5 51.fxe5 fxe5 52.Rf8 Rb2+ 53.
Ke3 Rb3+ 54.Kf2 Kd4 55.Rxf5 Rb2+ 56.Ke1 Rg2 57.Rg5 e4 58.Kf1 Ra2 59.Rxh5 
Ke3 60.Rh8 Kf3 61.Rf8+ Kxg3 62.h5 Rh2 63.h6 Rxh6 64.Ke2 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "8"]
[White "Cordova, Emilio"]
[Black "Barrientos, Sergio"]
[Result "0-1"]
[ECO "D43"]
[EventDate "2006.??.??"]
[PlyCount "74"]

1.d4 d5 2.Nf3 c6 3.c4 Nf6 4.Nc3 e6 5.Bg5 h6 6.Bh4 g5 7.Bg3 dxc4 8.e4 b5 9.
Be2 Nbd7 10.h4 g4 11.Ne5 Bb7 12.O-O Rg8 13.Nxd7 Qxd7 14.Be5 Be7 15.b3 b4 
16.Na4 Nxe4 17.Bxc4 Bd6 18.Bd3 Nc3 19.Nxc3 bxc3 20.Bh7 Rf8 21.Bg7 O-O-O 
22.Bxf8 Rxf8 23.Qxg4 f5 24.Qg6 Qe7 25.Rfd1 Qxh4 26.Qxe6+ Kc7 27.g3 Qg5 28.
Rac1 f4 29.Rxc3 fxg3 30.fxg3 Qg7 31.Qe4 Rf4 32.Qg2 Rg4 33.Rdc1 Qxh7 34.d5 
c5 35.Qf2 Qe4 36.Rc4 Qg6 37.Rxc5+ Kd7 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "8"]
[White "Gallego, Andres"]
[Black "Alvarez, Miguel Angel"]
[Result "1/2-1/2"]
[ECO "B86"]
[EventDate "2006.??.??"]
[PlyCount "86"]

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.f4 Be7 10.Qf3 h6 11.Bh4 g5 12.fxg5 Nfd7 13.O-O Ne5 14.Qh5 Bxg5 15.
Nf3 Nxf3+ 16.Rxf3 Rh7 17.Raf1 Qe7 18.Be1 Bc1 19.Bh4 Bg5 20.Bg3 Bd2 21.Nb1 
Qg5 22.Qxg5 Bxg5 23.Bxd6 Nxe4 24.Ba3 Bd7 25.Re1 Nf6 26.g3 Bc6 27.Rd3 Rg7 
28.Nc3 Rd8 29.Bd6 b5 30.a4 b4 31.Bxb4 Rxd3 32.cxd3 h5 33.Ne4 Nxe4 34.dxe4 
h4 35.Bc3 Rh7 36.Bc4 hxg3 37.hxg3 Bxa4 38.Bxa6 Bc6 39.Bd3 f6 40.Ra1 Rd7 
41.Bc4 Kf7 42.Ra6 Rc7 43.Bd3 Bb7 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "8"]
[White "Iturrizaga, Eduardo"]
[Black "Cornejo, Max"]
[Result "1/2-1/2"]
[ECO "B31"]
[EventDate "2006.??.??"]
[PlyCount "114"]

1.e4 c5 2.Nc3 Nc6 3.Nf3 g6 4.Bb5 Bg7 5.O-O d6 6.e5 dxe5 7.Bxc6+ bxc6 8.Re1
f6 9.d3 Nh6 10.Be3 Nf5 11.Bxc5 O-O 12.Qe2 Re8 13.Qe4 Bd7 14.Rad1 Qc7 15.
Qa4 Kh8 16.d4 exd4 17.Nxd4 Nxd4 18.Qxd4 Bf5 19.Qa4 Bf8 20.h3 e5 21.Bxf8 
Rxf8 22.Ne4 Bxe4 23.Qxe4 Rad8 24.Qc4 Rd6 25.Rxd6 Qxd6 26.Re3 Qd1+ 27.Kh2 
Qd5 28.Qb4 Rf7 29.Rc3 e4 30.Qc5 Qxa2 31.b3 Qa6 32.Rc4 Kg7 33.Qxc6 Qxc6 34.
Rxc6 f5 35.Kg1 Re7 36.Kf1 Kf7 37.Ke2 Rd7 38.b4 Rb7 39.c3 f4 40.Rc4 Re7 41.
f3 exf3+ 42.Kxf3 g5 43.Kg4 h6 44.h4 Re2 45.hxg5 Rxg2+ 46.Kxf4 hxg5+ 47.Kf5
Ra2 48.Kxg5 a5 49.Kf4 axb4 50.cxb4 Ke6 51.Ke4 Kd6 52.Kd4 Ra1 53.b5 Rd1+ 
54.Ke4 Rb1 55.Rc6+ Kd7 56.Rc5 Kd6 57.Rh5 Kc7 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "8"]
[White "Mateus, Luis Alejandro"]
[Black "Guerrero, Juan Carlos"]
[Result "1-0"]
[ECO "B34"]
[EventDate "2006.??.??"]
[PlyCount "83"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.g3 Bg7 7.Nde2 O-O 8.Bg2 
d6 9.O-O Be6 10.Nf4 Bc4 11.Re1 Rc8 12.Bh3 Nd7 13.Nfd5 e6 14.Ne3 Ba6 15.
Qxd6 Nd4 16.Rd1 Rc6 17.Qb4 Rxc3 18.Rxd4 Rc6 19.Rd1 Qc7 20.Qe7 Nc5 21.Qxc7 
Rxc7 22.Bg2 Na4 23.Rb1 b5 24.Bf1 Nc5 25.f3 f5 26.exf5 gxf5 27.b3 Bb7 28.
Be2 Bh6 29.Nd5 Bxd5 30.Bxh6 Rfc8 31.Bf4 Rb7 32.c4 bxc4 33.bxc4 Rxb1 34.
Rxb1 Bc6 35.Rb8 Rxb8 36.Bxb8 a6 37.Kf2 Kf7 38.Ke3 Nd7 39.Bd6 Nf6 40.Kd4 
Nd7 41.f4 Ke8 42.Bh5+ 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "8"]
[White "Michelen, Victor"]
[Black "Flaquer, Luis"]
[Result "1/2-1/2"]
[ECO "E91"]
[EventDate "2006.??.??"]
[PlyCount "30"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 O-O 5.Nf3 d6 6.Be2 Bg4 7.O-O Nc6 8.a3 Bxf3
9.Bxf3 Nd7 10.Be3 e5 11.d5 Nd4 12.Bxd4 exd4 13.Ne2 Nc5 14.Rb1 d3 15.Ng3 a5
1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "8"]
[White "Munoz, Lisandro"]
[Black "Morales, Luciana"]
[Result "1-0"]
[ECO "C03"]
[EventDate "2006.??.??"]
[PlyCount "93"]

1.e4 e6 2.d4 d5 3.Nd2 Be7 4.e5 c5 5.Qg4 g6 6.dxc5 Bxc5 7.Nb3 Bf8 8.Nf3 Nc6
9.Bb5 Bd7 10.Bxc6 bxc6 11.O-O Qc7 12.Re1 c5 13.c4 Bg7 14.Bg5 h6 15.Bh4 Ne7
16.Bf6 Rg8 17.Rac1 d4 18.Nfd2 Bf8 19.Ne4 Nf5 20.Bh4 Nxh4 21.Nf6+ Kd8 22.
Nxg8 Nf5 23.Nf6 Bc6 24.Ne4 Bb7 25.Ng3 h5 26.Qg5+ Be7 27.Qd2 Nh4 28.Ne4 a5 
29.Rcd1 Nf5 30.Qf4 Rb8 31.Ng5 Ke8 32.Nd2 Ba6 33.b3 Rb6 34.Rc1 Bb7 35.Nde4 
f6 36.Nh7 fxe5 37.Qd2 Bxe4 38.Rxe4 Nd6 39.Ree1 Nf7 40.Qd3 Nh8 41.Qf3 Qd8 
42.Rxe5 Nf7 43.Re4 e5 44.g3 Re6 45.Rce1 Qd7 46.h4 Bd8 47.Rxe5 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "8"]
[White "Paez, David"]
[Black "Alvarez, Javier"]
[Result "0-1"]
[ECO "B56"]
[EventDate "2006.??.??"]
[PlyCount "80"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.f3 e5 7.Nb3 Be7 8.Be3 
O-O 9.Qd2 a5 10.Qf2 a4 11.Nd2 a3 12.b3 Nb4 13.Bb6 Qe8 14.Bb5 Bd7 15.Bd3 
Rc8 16.Nc4 d5 17.exd5 Nfxd5 18.Nxd5 Nxd5 19.Qe2 Bb4+ 20.Kf1 Rxc4 21.Bxc4 
Nxb6 22.Bd3 f5 23.Qf2 Bc3 24.Rd1 Bd4 25.Qh4 Kh8 26.c4 Nc8 27.Be2 Ne7 28.
Qe1 Nc6 29.g3 Qe7 30.Kg2 Nb4 31.Bd3 Qc5 32.Qd2 Bc6 33.Rhf1 h6 34.h3 b6 35.
Kh2 Bb7 36.Bb1 Nc6 37.g4 Ne7 38.b4 Qxc4 39.Rc1 Qd5 40.Rc7 Bg1+ 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "8"]
[White "Panesso, Oscar"]
[Black "Silva Pena, John"]
[Result "1-0"]
[ECO "B86"]
[EventDate "2006.??.??"]
[PlyCount "71"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bb3 Be7 8.g4 Nc6
9.g5 Nd7 10.Bxe6 O-O 11.Bxd7 Bxd7 12.Rg1 Ne5 13.Qe2 b5 14.Be3 Be6 15.O-O-O
Qa5 16.Kb1 Bc4 17.Qh5 b4 18.Nf5 Bd8 19.Rd5 Bxd5 20.Nxd5 Ng6 21.Rg3 b3 22.
axb3 Qe1+ 23.Bc1 Qxe4 24.Rh3 Nh4 25.Nxg7 Qg6 26.Qxh4 Kxg7 27.Be3 Rg8 28.f4
Rc8 29.f5 Qxf5 30.Qh6+ Kh8 31.Bd4+ f6 32.Nxf6 Rg7 33.Ne8 Qxc2+ 34.Ka2 Rc7 
35.Nxc7 Qxc7 36.Qxh7# 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "8"]
[White "Pena, Alfredo"]
[Black "Echeverria, Mario"]
[Result "0-1"]
[ECO "C13"]
[EventDate "2006.??.??"]
[PlyCount "134"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Ng8 6.Bxe7 Nxe7 7.Qd2 Qd7 8.O-O-O
b6 9.f4 Ba6 10.Nf3 h5 11.Ne2 Nbc6 12.g3 Na5 13.b3 O-O-O 14.h3 Kb8 15.Rg1 
Rc8 16.g4 hxg4 17.hxg4 g6 18.Ng5 Nec6 19.Bg2 Qe7 20.Kb2 Rh4 21.Bf3 Rch8 
22.c3 Nd8 23.Rh1 Qd7 24.Rxh4 Rxh4 25.Ng3 Qe7 26.Rh1 Rxh1 27.Bxh1 c5 28.f5 
Nac6 29.f6 Qc7 30.Nf3 cxd4 31.cxd4 Bb5 32.Ne2 a5 33.Nc3 Ba6 34.Ne1 Na7 35.
Bf3 Ndc6 36.Bd1 Kb7 37.Bc2 Nb4 38.Bb1 Nb5 39.Nf3 Nxc3 40.Qxc3 Nc6 41.Ng5 
Nd8 42.Qf3 Bb5 43.Bxg6 fxg6 44.f7 Nxf7 45.Nxf7 Qd7 46.Nd6+ Ka7 47.Qc3 Be2 
48.g5 Kb8 49.Qc2 Bh5 50.a4 Qc7 51.Qf2 Qd7 52.Qf6 Ka7 53.Nb5+ Kb7 54.Nd6+ 
Ka7 55.Nf7 Ka6 56.Nh8 Qe8 57.Qg7 b5 58.axb5+ Qxb5 59.Qe7 a4 60.Qd6+ Kb7 
61.Qe7+ Kb6 62.Qxe6+ Ka7 63.Qh3 Qe2+ 64.Ka3 Qd2 65.bxa4 Qc1+ 66.Kb3 Bd1+ 
67.Ka2 Bc2 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "8"]
[White "Perez, Cesar"]
[Black "Carrillo, Javier"]
[Result "1-0"]
[ECO "C55"]
[EventDate "2006.??.??"]
[PlyCount "67"]

1.e4 e5 2.Bc4 Nf6 3.d3 Nc6 4.Nf3 Be7 5.O-O O-O 6.c3 d5 7.exd5 Nxd5 8.Re1 
Bf6 9.Nbd2 Re8 10.Ne4 Be7 11.Ng3 Nb6 12.Bb3 Bf6 13.h3 Be6 14.Bc2 g6 15.Ne4
Bg7 16.Nc5 Rb8 17.Nxe6 Rxe6 18.Bb3 Re8 19.Ng5 Rf8 20.Qf3 Qf6 21.Qe2 Rbd8 
22.Ne4 Qf5 23.a4 a5 24.g4 Qc8 25.Bg5 Rd7 26.Qf3 h6 27.Bf6 Nd5 28.Bxg7 Kxg7
29.Nc5 Nf4 30.Nxd7 Qxd7 31.d4 f6 32.Rad1 Qe7 33.d5 Nd8 34.Qxf4 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "8"]
[White "Tirado, Juan Camilo"]
[Black "Ojeda, Jesus David"]
[Result "0-1"]
[ECO "C42"]
[EventDate "2006.??.??"]
[PlyCount "42"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Nc3 d5 6.Qe2 Be7 7.Nxe4 dxe4 8.
Qxe4 O-O 9.Bc4 Re8 10.O-O Bd6 11.Qh4 Qxh4 12.Nxh4 Re4 13.Bxf7+ Kxf7 14.Nf3
Kg8 15.d3 Re8 16.Be3 Nc6 17.c3 Bg4 18.Nd4 Nxd4 19.Bxd4 Be2 20.Rfe1 Bxd3 
21.Rxe8+ Rxe8 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "8"]
[White "Useche, Maigel"]
[Black "Bejarano, Danny"]
[Result "1-0"]
[ECO "C18"]
[EventDate "2006.??.??"]
[PlyCount "25"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Qc7 7.Nf3 Nc6 8.Bd3 
cxd4 9.cxd4 Nxd4 10.Nxd4 Qc3+ 11.Qd2 Qxa1 12.c3 Bd7 13.Nb3 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "9"]
[White "Alvarez, Javier"]
[Black "Mateus, Luis Alejandro"]
[Result "1-0"]
[ECO "D43"]
[EventDate "2006.??.??"]
[PlyCount "25"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Bf4 dxc4 6.a4 Bb4 7.e3 Nd5 8.Qc2 Nxf4
9.exf4 b5 10.axb5 cxb5 11.Be2 O-O 12.Ng5 f5 13.Bf3 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "9"]
[White "Alvarez, Miguel Angel"]
[Black "Cordova, Emilio"]
[Result "0-1"]
[ECO "E12"]
[EventDate "2006.??.??"]
[PlyCount "90"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 c5 5.d5 Ba6 6.Qc2 exd5 7.cxd5 g6 8.Nc3 Bg7 
9.g3 O-O 10.Bg2 d6 11.O-O Re8 12.Re1 b5 13.e4 b4 14.axb4 cxb4 15.Na2 Qb6 
16.Qa4 Bb5 17.Qxb4 Na6 18.Qa3 Ng4 19.Be3 Nxe3 20.Qxe3 Qxe3 21.Rxe3 Nc5 22.
Nc3 Bd7 23.Bf1 Rab8 24.Rxa7 Rxb2 25.e5 Bh6 26.Re1 Bg4 27.exd6 Rxe1 28.Nxe1
Bd2 29.Nd3 Nxd3 30.Bxd3 Bxc3 31.d7 Rb8 32.h3 Bxh3 33.Kh2 Bg4 34.f3 Rb2+ 
35.Kg1 Bd4+ 36.Kf1 Bh3+ 37.Ke1 Bc3+ 38.Kd1 Bxd7 39.Rxd7 Rd2+ 40.Kc1 Rxd3 
41.Kc2 Rxf3 42.d6 Bf6 43.g4 Rg3 44.Rb7 Rxg4 45.d7 Rd4 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "9"]
[White "Barrientos, Sergio"]
[Black "Gallego, Andres"]
[Result "1-0"]
[ECO "B51"]
[EventDate "2006.??.??"]
[PlyCount "57"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 d6 4.O-O Bd7 5.Re1 Nf6 6.c3 a6 7.Bxc6 Bxc6 8.d4 
Bxe4 9.Bg5 Bxb1 10.Rxb1 e6 11.d5 e5 12.b4 cxb4 13.Rxb4 Qd7 14.Bxf6 gxf6 
15.Qb1 b5 16.a4 Bg7 17.Nd4 Rc8 18.Nf5 Bf8 19.axb5 axb5 20.Rxb5 Rg8 21.Rb7 
Rc7 22.Rb8+ Rc8 23.Rxc8+ Qxc8 24.Qb5+ Qd7 25.Qb8+ Qd8 26.Rb1 Rg5 27.Ne3 f5
28.Qa7 f4 29.Nf1 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "9"]
[White "Bejarano, Danny"]
[Black "Becerra, Juan David"]
[Result "1-0"]
[ECO "B53"]
[EventDate "2006.??.??"]
[PlyCount "121"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Qxd4 Nc6 5.Bb5 Bd7 6.Bxc6 bxc6 7.Nc3 e5 8.Qd3
Nf6 9.Bg5 Be7 10.O-O Qc7 11.b4 O-O 12.Rfd1 Be6 13.Bxf6 gxf6 14.Nh4 Kh8 15.
Nf5 Bxf5 16.exf5 d5 17.b5 d4 18.Ne4 cxb5 19.Qh3 Qxc2 20.Qh4 Rac8 21.Rd2 
Qc1+ 22.Rd1 Qf4 23.Qxf4 exf4 24.Rxd4 Rfd8 25.Rxd8+ Rxd8 26.f3 Bd6 27.Rb1 
b4 28.h3 Be7 29.Rc1 Rd7 30.Nc5 Bxc5+ 31.Rxc5 Rd2 32.Ra5 Rd7 33.Rb5 Rd4 34.
Ra5 Rd1+ 35.Kh2 Ra1 36.Ra4 a5 37.g3 Kg8 38.gxf4 Kf8 39.Kg3 Ke7 40.Kh4 Kd6 
41.Rxa5 b3 42.Rb5 bxa2 43.Ra5 Kc6 44.Kh5 Kb6 45.Ra8 Kc5 46.Kh6 Kd4 47.Ra3 
Kc4 48.Kxh7 Kd4 49.Kg7 Rg1+ 50.Kxf6 a1=Q 51.Rxa1 Rxa1 52.Kxf7 Kd5 53.f6 
Ra4 54.Kg7 Ke6 55.f7 Ra7 56.f5+ Kxf5 57.Kg8 Ra8+ 58.f8=Q+ Rxf8+ 59.Kxf8 
Kf4 60.h4 Kf5 61.Kf7 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "9"]
[White "Carrillo, Javier"]
[Black "Paez, David"]
[Result "0-1"]
[ECO "D13"]
[EventDate "2006.??.??"]
[PlyCount "139"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.cxd5 cxd5 5.Nf3 Nbd7 6.g3 e6 7.Bg2 Be7 8.O-O 
O-O 9.Bf4 a6 10.Rc1 b5 11.a3 Bb7 12.Qd3 h6 13.Rc2 Rc8 14.Rfc1 Nb6 15.Nb1 
Bd6 16.Bxd6 Qxd6 17.b3 Rxc2 18.Rxc2 Rc8 19.Rxc8+ Nxc8 20.Ne5 Nd7 21.Ng4 
Ne7 22.f3 Nf5 23.e3 Qb6 24.Nf2 b4 25.axb4 Qxb4 26.Nd2 Bc6 27.Qe2 Bb5 28.
Qe1 Qc3 29.Nd1 Qc1 30.Kf2 e5 31.g4 Nh4 32.Bf1 h5 33.Bxb5 axb5 34.Kg3 g5 
35.gxh5 Qc7 36.Kg4 exd4 37.Qg3 Qb6 38.exd4 Qe6+ 39.Kxg5 Qf6+ 40.Kg4 Nf5 
41.Qf4 Nxd4 42.Qg5+ Qxg5+ 43.Kxg5 Nc5 44.Nc3 Ncxb3 45.Nxb3 Nxb3 46.Nxd5 
Nd4 47.f4 Nf3+ 48.Kf6 Nxh2 49.Ne7+ Kf8 50.Nd5 Kg8 51.h6 Ng4+ 52.Kg5 Nf2 
53.Nf6+ Kh8 54.Nd5 Nd3 55.Kf6 Kh7 56.Kxf7 Kxh6 57.f5 b4 58.Ne3 b3 59.Nc4 
Ne5+ 60.Nxe5 b2 61.f6 b1=Q 62.Ke7 Qb4+ 63.Ke6 Qb6+ 64.Ke7 Qc5+ 65.Ke6 Qc8+
66.Ke7 Qf5 67.Nf7+ Kg6 68.Nh8+ Kh7 69.f7 Qe5+ 70.Kf8 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "9"]
[White "Cornejo, Max"]
[Black "Capo Vidal, Uriel"]
[Result "1/2-1/2"]
[ECO "B22"]
[EventDate "2006.??.??"]
[PlyCount "61"]

1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.d4 cxd4 5.cxd4 d6 6.Bc4 Nb6 7.Bb5+ Nc6 8.Nf3 
dxe5 9.Nxe5 Bd7 10.Nxd7 Qxd7 11.Nc3 e6 12.O-O Be7 13.Qg4 O-O 14.Rd1 f5 15.
Qf3 Rad8 16.Bxc6 Qxc6 17.Qxc6 bxc6 18.Bf4 Bf6 19.Be5 Bxe5 20.dxe5 Nc4 21.
b3 Nxe5 22.Re1 Rd3 23.Rxe5 Rxc3 24.Rxe6 Rd8 25.Re2 Kf7 26.Rae1 Rd7 27.f3 
c5 28.Kf2 c4 29.bxc4 Rxc4 30.Rb1 Rdc7 31.Rb5 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "9"]
[White "Echeverria, Mario"]
[Black "Iturrizaga, Eduardo"]
[Result "0-1"]
[ECO "B12"]
[EventDate "2006.??.??"]
[PlyCount "58"]

1.e4 c6 2.d4 Na6 3.Nc3 Nc7 4.f4 d5 5.e5 g6 6.Bd3 h5 7.Nf3 Nh6 8.Nh4 Bg4 9.
Be2 e6 10.g3 Be7 11.Ng2 Bh3 12.Bf3 c5 13.Be3 Nf5 14.Qd2 Rc8 15.Bf2 cxd4 
16.Bxd4 Bb4 17.a4 Na6 18.O-O-O Bxg2 19.Bxg2 Qa5 20.Bf1 O-O 21.Bxa6 Qxa6 
22.Qd3 Rc4 23.Ne2 Rfc8 24.Kb1 Qa5 25.Qb3 Qa6 26.c3 Bc5 27.h3 Rxa4 28.Bxc5 
Ra1+ 29.Kc2 Qxe2+ 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "9"]
[White "Flaquer, Luis"]
[Black "Perez, Cesar"]
[Result "1-0"]
[ECO "B52"]
[EventDate "2006.??.??"]
[PlyCount "63"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.a4 Nf6 5.Qe2 e6 6.O-O Be7 7.Ne1 Nc6 8.Bxc6 
Bxc6 9.d3 O-O 10.Nd2 Qc7 11.f4 Nd7 12.Qh5 f5 13.Nef3 Rae8 14.Re1 Bf6 15.
exf5 e5 16.Ng5 Bxg5 17.fxg5 Qd8 18.Ne4 Qe7 19.g6 h6 20.g4 Nf6 21.Qh3 Nxe4 
22.dxe4 Qd7 23.c4 Rf6 24.Qh4 Qd8 25.g5 Rff8 26.Qg4 Bd7 27.Ra3 Qa5 28.Rf1 
Qb4 29.Rg3 Qxc4 30.gxh6 Rf6 31.hxg7 Rxg6 32.Qxg6 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "9"]
[White "Guerrero, Juan Carlos"]
[Black "Useche, Maigel"]
[Result "1/2-1/2"]
[ECO "D38"]
[EventDate "2006.??.??"]
[PlyCount "54"]

1.d4 e6 2.Nf3 d5 3.c4 Nf6 4.Nc3 Bb4 5.Qc2 Nbd7 6.e3 b6 7.cxd5 exd5 8.Bb5 
Bb7 9.Ne5 O-O 10.Nxd7 Nxd7 11.Qa4 Bxc3+ 12.bxc3 Nf6 13.O-O a6 14.Bd3 b5 
15.Qc2 Re8 16.a4 Bc6 17.axb5 Bxb5 18.c4 dxc4 19.Bxc4 c6 20.Bb2 Ne4 21.Rfc1
Qg5 22.Bd3 f5 23.Qb3+ Kh8 24.d5 Nxf2 25.Bxb5 Nh3+ 26.Kh1 Nf2+ 27.Kg1 Nh3+ 
1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "9"]
[White "Hungaski, Robert"]
[Black "Munoz, Lisandro"]
[Result "1-0"]
[ECO "C18"]
[EventDate "2006.??.??"]
[PlyCount "81"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Qc7 7.Qg4 f5 8.Qg3 
cxd4 9.cxd4 Ne7 10.Bd2 O-O 11.Bd3 b6 12.Ne2 Ba6 13.Nf4 Qd7 14.Bxa6 Nxa6 
15.Qd3 Nc7 16.h4 Rac8 17.a4 Ne8 18.a5 b5 19.Bb4 Rc4 20.Bc5 Rf7 21.O-O Nc6 
22.a6 Nc7 23.Rfe1 Qc8 24.c3 Nd8 25.Bxa7 Nxa6 26.Bb6 Nc7 27.Reb1 Qb7 28.Bc5
Qc6 29.Qg3 Na6 30.Bd6 Rb7 31.Nh5 Rf7 32.Qg5 Nb7 33.Nf6+ Kh8 34.Qh5 g6 35.
Qh6 Nxd6 36.Nxh7 Kg8 37.Nf6+ Rxf6 38.exf6 Ne8 39.Qxg6+ Kf8 40.f7 Ng7 41.h5
1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "9"]
[White "Morales, Luciana"]
[Black "Carreno, Jhonathan"]
[Result "1-0"]
[ECO "E14"]
[EventDate "2006.??.??"]
[PlyCount "141"]

1.Nf3 Nf6 2.d4 e6 3.e3 b6 4.Bd3 Bb7 5.O-O Be7 6.c4 c5 7.Nc3 O-O 8.b3 d5 9.
Bb2 Na6 10.Rc1 Ne4 11.cxd5 exd5 12.Nd2 Nxc3 13.Bxc3 Bf6 14.Nf3 Re8 15.Qc2 
h6 16.Qb2 Nb4 17.Bb1 Rc8 18.Rfd1 Qe7 19.a3 Na6 20.Ne5 Nc7 21.Ng4 Nb5 22.
Nxf6+ Qxf6 23.dxc5 Nxc3 24.Qxc3 Qxc3 25.Rxc3 Rxc5 26.Rxc5 bxc5 27.Rc1 Rc8 
28.Kf1 Kf8 29.Ke2 Ke7 30.Bf5 Rc7 31.b4 Ba6+ 32.Kd2 Kd6 33.f4 cxb4 34.Rxc7 
Kxc7 35.axb4 Kd6 36.Kc3 Bb5 37.Kd4 g6 38.Bc8 f6 39.h4 g5 40.g3 Be2 41.Bf5 
Bf3 42.Kc3 Bg2 43.Kb3 Kc6 44.Ka4 Bf1 45.Ka5 gxf4 46.gxf4 Be2 47.Bg6 Bf1 
48.Be8+ Kb7 49.b5 Bg2 50.Bc6+ Kc7 51.Ka6 Kb8 52.b6 axb6 53.Kxb6 Kc8 54.Kc5
Kc7 55.Bxd5 Bh3 56.Bc6 Bg4 57.e4 Bf3 58.Bd5 Bd1 59.Be6 Bc2 60.e5 fxe5 61.
fxe5 Bb1 62.Bh3 Bg6 63.Kd5 Be8 64.Bf5 h5 65.Ke6 Bd7+ 66.Kf6 Ba4 67.Ke7 Bb5
68.Bg6 Be2 69.e6 Bg4 70.Kf6 Kd6 71.e7 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "9"]
[White "Naranjo, Sebastian"]
[Black "Pena, Alfredo"]
[Result "1/2-1/2"]
[ECO "C45"]
[EventDate "2006.??.??"]
[PlyCount "61"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Nf6 5.Nxc6 bxc6 6.e5 Qe7 7.Qe2 Nd5 8.c4
Ba6 9.Qe4 Nb6 10.Nc3 Bb7 11.Bd3 O-O-O 12.O-O g6 13.a4 a5 14.f4 Bg7 15.Bd2 
f6 16.Rae1 fxe5 17.fxe5 Rde8 18.e6 dxe6 19.Kh1 Rhf8 20.Qe2 Rxf1+ 21.Rxf1 
Kb8 22.b3 Qa3 23.Ne4 Qxb3 24.Rb1 Qxa4 25.Nc5 Qa3 26.Be3 Bf8 27.Rb3 Qa1+ 
28.Rb1 Qa3 29.Rb3 Qa1+ 30.Rb1 Qa3 31.Rb3 1/2-1/2

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "9"]
[White "Ojeda, Jesus David"]
[Black "Michelen, Victor"]
[Result "0-1"]
[ECO "C90"]
[EventDate "2006.??.??"]
[PlyCount "96"]

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.d3 h6 10.Nbd2 Re8 11.Nf1 Bf8 12.Ne3 Na5 13.Bc2 c5 14.b3 Nc6 15.Bb2 b4 
16.c4 Nd4 17.Nxd4 exd4 18.Nd5 Nxd5 19.cxd5 a5 20.f4 f5 21.Qf3 g5 22.fxg5 
Qxg5 23.Rf1 Ra7 24.Bc1 fxe4 25.dxe4 Qg7 26.Bd2 Ba6 27.Bd3 Bxd3 28.Qxd3 Qg6
29.Rf5 Rc7 30.Re1 Bg7 31.h3 Re5 32.Qf3 Kh7 33.g4 Rce7 34.Kf2 Qe8 35.Rxe5 
Bxe5 36.Qf5+ Qg6 37.Kg2 Rf7 38.Qxg6+ Kxg6 39.Rf1 Ra7 40.a4 bxa3 41.Ra1 Rb7
42.Rxa3 a4 43.Bxh6 axb3 44.Bc1 b2 45.Bxb2 Rxb2+ 46.Kf1 c4 47.Ke1 d3 48.Kd1
c3 0-1

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "9"]
[White "Panesso, Oscar"]
[Black "Tirado, Juan Camilo"]
[Result "1-0"]
[ECO "C42"]
[EventDate "2006.??.??"]
[PlyCount "83"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Nc3 Nf6 6.d4 d5 7.Bd3 Bd6 8.h3 c6
9.O-O O-O 10.Re1 h6 11.Ne2 Qc7 12.b3 Be6 13.c4 b6 14.Qc2 Nbd7 15.Bd2 a5 
16.a3 Qb7 17.Nf4 Bxf4 18.Bxf4 Rfe8 19.Re2 b5 20.c5 Rad8 21.Rae1 Nf8 22.Qd2
a4 23.bxa4 bxa4 24.Rb1 Qa8 25.Rb4 Rd7 26.Qd1 Rb7 27.Rxa4 Ra7 28.Rxa7 Qxa7 
29.Qb3 Ra8 30.Ra2 N8d7 31.a4 g5 32.Bh2 Ne4 33.a5 Ndxc5 34.dxc5 Qxc5 35.Qa3
Qa7 36.Ne5 c5 37.Bxe4 dxe4 38.Ra1 c4 39.Qc3 Qa6 40.Ng4 Kh7 41.Qf6 Bxg4 42.
Qxf7+ 1-0

[Event "31st Pan-American U20"]
[Site "Bogota COL"]
[Date "2006.09.??"]
[Round "9"]
[White "Silva Pena, John"]
[Black "Arenas, David"]
[Result "0-1"]
[ECO "B71"]
[EventDate "2006.??.??"]
[PlyCount "52"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.f4 Nc6 7.Bc4 Nxd4 8.Qxd4 
Bg7 9.Qd3 O-O 10.Bd2 Bd7 11.h3 Rc8 12.Bb3 b5 13.O-O-O b4 14.Ne2 a5 15.c3 
a4 16.Bc2 Be6 17.Bxa4 Bxa2 18.Nd4 Qa5 19.Bb3 Bxb3 20.Nxb3 Qa2 21.Kc2 bxc3 
22.Bxc3 Nxe4 23.Ra1 Rxc3+ 24.Qxc3 Nxc3 25.Rxa2 Nxa2 26.g4 Nb4+ 0-1

