[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "1"]
[White "Acevedo, Johan"]
[Black "Henriquez, Cristobal"]
[Result "0-1"]
[ECO "B99"]
[EventDate "2013.??.??"]
[PlyCount "76"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 8.Qf3 Qc7
9.O-O-O Nbd7 10.g4 h6 11.Bxf6 Nxf6 12.g5 hxg5 13.fxg5 Nd7 14.g6 Bg5+ 15.
Kb1 Ne5 16.gxf7+ Qxf7 17.Qg2 Bf6 18.Be2 Bd7 19.Nf3 Nxf3 20.Bxf3 Be5 21.Rd3
Qf6 22.Bg4 Ke7 23.h3 Raf8 24.Rf3 Qg5 25.Rhf1 Rf6 26.Rxf6 gxf6 27.Qf3 Rc8 
28.Nd1 Qd2 29.Rf2 Qe1 30.Rf1 Qb4 31.Qe3 Rxc2 32.Kxc2 Qc4+ 33.Nc3 Qxf1 34.
Ne2 Ba4+ 35.b3 Bc6 36.Qh6 Bxe4+ 37.Kd2 f5 38.Bh5 Qg2 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "1"]
[White "Augoustis, Alexis"]
[Black "Zavarce, Oscar"]
[Result "0-1"]
[ECO "B21"]
[EventDate "2013.??.??"]
[PlyCount "66"]

1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 e6 5.Bc4 a6 6.Nf3 Qc7 7.Qe2 b5 8.Bb3 
Nc6 9.O-O Bd6 10.Rd1 Nge7 11.Bg5 Ng6 12.Rac1 h6 13.Be3 Qb8 14.Qd2 Be7 15.
Ne2 O-O 16.Bxh6 gxh6 17.Qxh6 Bf6 18.h4 Bg7 19.Qg5 Nge5 20.Nh2 f6 21.Qg3 
Ne7 22.f4 Nf7 23.h5 Kh8 24.Qh4 Nh6 25.g4 Qb6+ 26.Nd4 Nc6 27.Nf3 Nxd4 28.
Nxd4 e5 29.g5 fxg5 30.fxg5 exd4 31.Rd3 Bb7 32.Rg3 d3+ 33.Kh1 Nf5 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "1"]
[White "Barros, Cristhian"]
[Black "Valencia, Cristian"]
[Result "1-0"]
[ECO "B90"]
[EventDate "2013.??.??"]
[PlyCount "87"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e5 7.Nf3 Qc7 8.a4 b6 
9.Nd5 Nxd5 10.Qxd5 Bb7 11.Qb3 Be7 12.Bxb6 Qc6 13.Nd2 O-O 14.Bc4 Nd7 15.Bd5
Qc8 16.Bxb7 Qxb7 17.Be3 Qc6 18.O-O Nf6 19.Bg5 Rfc8 20.c3 Rab8 21.Qc2 d5 
22.Bxf6 gxf6 23.exd5 Qxd5 24.Nf3 Rc4 25.Rad1 Qc6 26.Ra1 Rg4 27.h3 Rg7 28.
Kh1 Kh8 29.Rg1 Rbg8 30.Qe2 Qe6 31.b4 Bd6 32.Rae1 Bb8 33.Qd3 Qc8 34.Nh4 Qc7
35.Qe4 Qxc3 36.Nf5 Rg5 37.Nh6 Rf8 38.Rc1 Qb2 39.Rc2 Qb3 40.Rgc1 Qe6 41.Rc6
Bd6 42.Qd3 Rd8 43.Rxd6 Rxd6 44.Qxd6 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "1"]
[White "Camargo, Santiago"]
[Black "Hernandez, Jairo"]
[Result "0-1"]
[ECO "C55"]
[EventDate "2013.??.??"]
[PlyCount "42"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Nf6 5.e5 d5 6.Bb5 Ne4 7.Nxd4 Bc5 8.Be3 
Bd7 9.Bxc6 bxc6 10.O-O O-O 11.c3 f6 12.exf6 Qxf6 13.Nd2 Rae8 14.Nxe4 Rxe4 
15.Qd2 Bd6 16.Bg5 Qg6 17.f3 Re5 18.f4 Re4 19.Ne2 h6 20.Ng3 Ree8 21.h4 hxg5
0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "1"]
[White "Cuellar, Diego"]
[Black "Nino, Juan Camilo"]
[Result "1-0"]
[ECO "C18"]
[EventDate "2013.??.??"]
[PlyCount "85"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.h4 Bd7 8.h5 h6 
9.Rh4 Nf5 10.Rf4 Nc6 11.g4 Nh4 12.Nf3 Nxf3+ 13.Qxf3 Qb6 14.Qe3 Rc8 15.Bd3 
a5 16.Ra2 Qc7 17.Kf1 a4 18.Qg3 Qd8 19.Rb2 Na5 20.dxc5 Qc7 21.Be3 Qxe5 22.
Bd4 Qg5 23.Rb1 Nc6 24.Rxb7 e5 25.Rxf7 Kxf7 26.Rxd7+ Ke8 27.Rxd5 Rd8 28.Bb5
Rxd5 29.Bxc6+ Rd7 30.Bxe5 Rf8 31.Bxd7+ Kxd7 32.Qd3+ Ke8 33.Qb5+ Kf7 34.
Qc4+ Ke8 35.Qe6+ Kd8 36.c6 Qc1+ 37.Kg2 Rxf2+ 38.Kxf2 Qxc2+ 39.Ke3 Qc1+ 40.
Kd4 Qd2+ 41.Kc5 Qe3+ 42.Kb5 Qe2+ 43.Ka5 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "1"]
[White "Duran, Sergio"]
[Black "Meza, Jerry"]
[Result "0-1"]
[ECO "B31"]
[EventDate "2013.??.??"]
[PlyCount "80"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.Bxc6 bxc6 5.O-O Bg7 6.Re1 Nf6 7.e5 Nd5 8.c4 
Nb6 9.d3 O-O 10.Bf4 d5 11.b3 a5 12.a4 Be6 13.Qc1 Nd7 14.Nc3 Qb6 15.Rb1 
Rfd8 16.Bg5 Re8 17.Bh6 Nf8 18.Ne2 Bg4 19.Bxg7 Kxg7 20.Qf4 Bxf3 21.Qxf3 Qd8
22.Nf4 Ne6 23.Nxe6+ fxe6 24.Qe3 d4 25.Qh3 Qd7 26.Re4 Rh8 27.g4 Raf8 28.Qg3
Qe8 29.f4 h5 30.h3 hxg4 31.hxg4 Rh6 32.Kg2 Rfh8 33.g5 Rh5 34.Ree1 Qb8 35.
Qg4 Qb4 36.Re2 Qc3 37.Rd1 Kf7 38.Rdd2 Qc1 39.Kf3 Rh3+ 40.Kf2 R3h7 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "1"]
[White "Fuentes, Alejandro"]
[Black "Ruiz, Joshua"]
[Result "0-1"]
[ECO "B93"]
[EventDate "2013.??.??"]
[PlyCount "57"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f4 Nc6 7.Be2 Qb6 8.Nb3 e6
9.Bf3 Be7 10.Qd3 O-O 11.Be3 Qc7 12.g4 b5 13.h4 Bb7 14.Qd2 d5 15.exd5 Nb4 
16.Bd4 Nfxd5 17.Nxd5 Bxd5 18.Bxd5 Nxc2+ 19.Ke2 Nxa1 20.Bxa8 Nxb3 21.axb3 
Rxa8 22.h5 Qc6 23.Rg1 Rd8 24.Qe3 Qd5 25.Bb6 Rd7 26.g5 h6 27.Kf2 hxg5 28.
fxg5 Qf5+ 29.Ke1 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "1"]
[White "Jimenez, Leonardo"]
[Black "Palma, Alvaro"]
[Result "0-1"]
[ECO "B32"]
[EventDate "2013.??.??"]
[PlyCount "114"]

1.e4 c5 2.d4 cxd4 3.Nf3 Nc6 4.c3 d3 5.Bxd3 d6 6.c4 g6 7.Nc3 Bg7 8.Be3 Nf6 
9.h3 O-O 10.O-O Nd7 11.Rc1 Re8 12.Qd2 b6 13.b3 Bb7 14.Rfd1 Rc8 15.Bb1 Qc7 
16.Nd4 Nxd4 17.Bxd4 Bxd4 18.Qxd4 Qc5 19.Nd5 Qxd4 20.Rxd4 Nc5 21.Re1 Kg7 
22.f3 Ne6 23.Rd2 h5 24.h4 Rc5 25.Red1 f6 26.Re2 Bc8 27.Bc2 Bd7 28.f4 Nf8 
29.Ne3 a5 30.Rd5 Ne6 31.Rf2 Bc6 32.Rxc5 bxc5 33.f5 Nd4 34.Bd3 g5 35.hxg5 
fxg5 36.Nd5 Bxd5 37.cxd5 Kf6 38.g3 g4 39.Kf1 Rh8 40.Rh2 Nf3 41.Rh1 Ke5 42.
Kf2 Kd4 43.Bc2 Kc3 44.Bb1 Kd2 45.e5 dxe5 46.Be4 Ng5 47.Bb1 Nf3 48.Be4 Nd4 
49.Rb1 Rf8 50.Rf1 Rf6 51.Kg2 Ke3 52.Re1+ Ne2 53.Bb1 Kd2 54.Kf2 Nc3 55.Be4 
Nxe4+ 56.Rxe4 Rxf5+ 57.Kg2 Kd3 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "1"]
[White "Leiva, Giuseppe"]
[Black "Mendoza, Rodrigo"]
[Result "1-0"]
[ECO "A30"]
[EventDate "2013.??.??"]
[PlyCount "64"]

1.Nf3 c5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.O-O O-O 6.d4 cxd4 7.Nxd4 d6 8.Nc3 a6
9.b3 Qc7 10.Bb2 Nc6 11.Nc2 Bd7 12.Rc1 Rac8 13.Qd2 Rfd8 14.Rfd1 Qb8 15.Ba3 
Be8 16.Nb4 Nxb4 17.Bxb4 Bc6 18.Qd3 Bxg2 19.Kxg2 Qc7 20.Rc2 Qb6 21.Ba3 Ng4 
22.Qd4 Qc6+ 23.Qe4 f5 24.Qxc6 Rxc6 25.e4 g6 26.exf5 gxf5 27.Re1 Kf7 28.h3 
Ne5 29.Ne2 Bf6 30.Rd2 Ng6 31.Red1 Ke7 32.f4 h5 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "1"]
[White "Martinez, Jose Eduardo"]
[Black "Rodriguez, German"]
[Result "1-0"]
[ECO "B42"]
[EventDate "2013.??.??"]
[PlyCount "60"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Nf6 6.Qe2 d6 7.c4 Qc7 8.Nc3 
Nbd7 9.f4 b6 10.Bd2 Bb7 11.b4 g6 12.Rc1 Bg7 13.Nf3 O-O 14.O-O Rfd8 15.Rfd1
Rac8 16.h3 Nh5 17.g4 Nhf6 18.Rc2 Qb8 19.Rdc1 a5 20.a3 d5 21.cxd5 exd5 22.
e5 Ne8 23.e6 Nf8 24.e7 Rd7 25.exf8=Q+ Bxf8 26.Nb5 Rxc2 27.Rxc2 Nf6 28.Qe5 
Qd8 29.Rc7 Ba6 30.Rxd7 Nxd7 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "1"]
[White "Martinez, Martin"]
[Black "Lozano, Nestor"]
[Result "1/2-1/2"]
[ECO "A40"]
[EventDate "2013.??.??"]
[PlyCount "104"]

1.d4 g6 2.Nf3 Bg7 3.g3 c5 4.d5 Nf6 5.Bg2 O-O 6.O-O d6 7.Nc3 Na6 8.e4 Bg4 
9.h3 Bxf3 10.Qxf3 Nc7 11.Qe2 Rb8 12.a4 b6 13.Bd2 e6 14.Rae1 exd5 15.exd5 
Re8 16.Qd3 Rxe1 17.Rxe1 a6 18.Kh2 Qd7 19.Bf4 b5 20.b3 Nh5 21.Bd2 f5 22.Bf3
Nf6 23.Bf4 Re8 24.Rxe8+ Nfxe8 25.axb5 axb5 26.Ne2 Qe7 27.Qd2 Nf6 28.c4 
bxc4 29.bxc4 Nd7 30.Bg5 Ne5 31.Ng1 Nxf3+ 32.Nxf3 Qe4 33.Qe3 Qxe3 34.fxe3 
Kf7 35.Bd8 Ne8 36.g4 Bf6 37.Ba5 fxg4 38.hxg4 Be7 39.Kg3 h6 40.e4 g5 41.e5 
dxe5 42.Nxe5+ Kf6 43.Nd7+ Kg6 44.Kf3 h5 45.gxh5+ Kxh5 46.Bb6 g4+ 47.Kg2 
Nd6 48.Bxc5 Nxc4 49.Bxe7 Ne3+ 50.Kg3 Nxd5 51.Bf8 Kg5 52.Bc5 Kf5 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "1"]
[White "Martinez, Steven"]
[Black "Bassan, Remo"]
[Result "0-1"]
[ECO "B02"]
[EventDate "2013.??.??"]
[PlyCount "72"]

1.e4 Nf6 2.d3 d5 3.exd5 Nxd5 4.g3 g6 5.Bg2 Bg7 6.Nf3 c5 7.O-O Nc6 8.Nbd2 
O-O 9.a4 b6 10.Nc4 Bb7 11.c3 Qc7 12.Qc2 Rad8 13.Bd2 e5 14.Rfe1 h6 15.Rad1 
f5 16.Bc1 Rfe8 17.Nh4 Kh7 18.Bh3 Rf8 19.Bg2 Bf6 20.Nf3 Ba6 21.Qd2 Qg7 22.
Qc2 Rfe8 23.Nfd2 Qc7 24.Nf1 Bg7 25.b3 Bb7 26.Bb2 a6 27.Nfe3 Nf6 28.Nf1 b5 
29.axb5 axb5 30.Nce3 f4 31.gxf4 exf4 32.Nd5 Nxd5 33.Rxe8 Rxe8 34.Bxd5 Nd4 
35.cxd4 Bxd5 36.Nd2 Re2 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "1"]
[White "Ochoa, Manuel"]
[Black "Acosta, Jorian"]
[Result "1-0"]
[ECO "A05"]
[EventDate "2013.??.??"]
[PlyCount "41"]

1.Nf3 c5 2.g3 Nf6 3.Bg2 g6 4.O-O Bg7 5.c4 O-O 6.d4 cxd4 7.Qxd4 Nc6 8.Qh4 
d6 9.Nc3 a6 10.Bg5 Be6 11.Rfd1 Qb6 12.Na4 Qa5 13.b3 b5 14.Bd2 Qd8 15.Nc3 
bxc4 16.Ng5 Bd7 17.Qxc4 Ne5 18.Qh4 h6 19.Nge4 Nxe4 20.Bxe4 g5 21.Bxg5 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "1"]
[White "Ribero, Guillermo"]
[Black "Mamani, Joan Franco"]
[Result "0-1"]
[ECO "B06"]
[EventDate "2013.??.??"]
[PlyCount "74"]

1.e4 g6 2.d4 Bg7 3.f4 d6 4.Nf3 f5 5.e5 c6 6.c4 Nh6 7.Nc3 Nf7 8.h4 c5 9.
exd6 Qxd6 10.Be3 cxd4 11.Nb5 Qb4+ 12.Bd2 Qc5 13.b4 Qc6 14.Nfxd4 Qd7 15.Bc3
a6 16.Na3 Nc6 17.Nac2 O-O 18.Rh3 e5 19.fxe5 Ncxe5 20.Be2 f4 21.h5 Qe7 22.
hxg6 hxg6 23.Rh2 f3 24.gxf3 Nxf3+ 25.Nxf3 Bxc3+ 26.Kf2 Ne5 27.Rg2 Bg4 28.
Qd5+ Kg7 29.Rg3 Bxa1 30.Nxa1 Bxf3 31.Bxf3 Rxf3+ 32.Rxf3 Nxf3 33.Kxf3 Rf8+ 
34.Kg4 Qe2+ 35.Kh3 Rf3+ 36.Kh4 Qh2+ 37.Kg4 Qg3# 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "1"]
[White "Roman, Rodrigo"]
[Black "Principe, Alexander"]
[Result "0-1"]
[ECO "E63"]
[EventDate "2013.??.??"]
[PlyCount "36"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.d4 d6 6.c4 Nc6 7.Nc3 a6 8.h3 Rb8 
9.e4 b5 10.cxb5 axb5 11.Re1 Nd7 12.Bf1 b4 13.Ne2 e5 14.Be3 Bb7 15.d5 Ne7 
16.Qd2 Nf6 17.Qc2 Nxe4 18.Rac1 Nf6 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "1"]
[White "Romero, Jaime"]
[Black "Obando, Soren"]
[Result "1-0"]
[ECO "B22"]
[EventDate "2013.??.??"]
[PlyCount "51"]

1.e4 c5 2.c3 d5 3.exd5 Qxd5 4.d4 Nf6 5.Nf3 e6 6.Be2 Be7 7.c4 Qd6 8.Nc3 a6 
9.Na4 cxd4 10.c5 Qc7 11.Nb6 Ra7 12.b4 e5 13.Nxc8 Qxc8 14.Nxe5 Nc6 15.Nxc6 
Qxc6 16.O-O b6 17.Bf3 Qc7 18.Qxd4 bxc5 19.bxc5 Bxc5 20.Qa4+ Kf8 21.Bf4 Qb6
22.Rab1 Bxf2+ 23.Kh1 Qe6 24.Rb8+ Ne8 25.Bd6+ Re7 26.Qxe8# 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "1"]
[White "Sabogal, Jeison"]
[Black "Castro, Jose Luis"]
[Result "0-1"]
[ECO "A24"]
[EventDate "2013.??.??"]
[PlyCount "50"]

1.c4 Nf6 2.Nc3 g6 3.Nf3 Bg7 4.g3 d6 5.Bg2 e5 6.O-O O-O 7.Rb1 Nc6 8.b4 Be6 
9.d3 h6 10.Nd2 Qc8 11.a4 Bh3 12.Bh1 Ng4 13.Nd5 Qd7 14.e3 f5 15.Re1 Rae8 
16.b5 Nd8 17.a5 c6 18.bxc6 bxc6 19.Nb4 f4 20.exf4 exf4 21.Ne4 Bd4 22.Bg2 
Nxf2 23.Nxf2 fxg3 24.Rf1 Rxf2 25.Rxf2 gxf2+ 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "1"]
[White "Torres, Juan Camilo"]
[Black "Gaviria, Andres"]
[Result "1-0"]
[ECO "A63"]
[EventDate "2013.??.??"]
[PlyCount "101"]

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.Nd2 Qc7 12.Nc4 Nb6 13.Na3 Re8 14.h3 Rb8 15.a5 Nbd7 
16.Nc4 Bf8 17.Na4 Ne5 18.Ncb6 Bd7 19.Bg5 Bxa4 20.Qxa4 Ned7 21.Qh4 Nh5 22.
g4 Ng7 23.Nxd7 Qxd7 24.e4 Be7 25.f4 Bxg5 26.Qxg5 Qe7 27.Qh6 Qf8 28.Rae1 b6
29.axb6 Rxb6 30.Rf2 Reb8 31.Ree2 Ne8 32.Qh4 f6 33.e5 Qg7 34.exf6 Nxf6 35.
Re6 Rf8 36.f5 g5 37.Qg3 Rd8 38.Qc3 Rf8 39.Qg3 Rd8 40.Rfe2 Rd7 41.Qc3 Rf7 
42.Qa5 Rfb7 43.Qe1 Nd7 44.Re8+ Nf8 45.Rxf8+ Qxf8 46.Re8 Kg7 47.Rxf8 Kxf8 
48.Qe6 Re7 49.Qf6+ Ke8 50.Qh8+ Kd7 51.f6 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "1"]
[White "Villalba, Marcelo"]
[Black "Gutierrez, Jorge"]
[Result "1-0"]
[ECO "B30"]
[EventDate "2013.??.??"]
[PlyCount "45"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 e6 4.O-O a6 5.Bxc6 bxc6 6.b3 d6 7.Bb2 d5 8.d3 Nf6 
9.Nbd2 Be7 10.Ne5 Bb7 11.f4 a5 12.a4 Qc7 13.Qe1 h5 14.Ndf3 Bd6 15.Ng5 Ng4 
16.Ngxf7 Rf8 17.Nxd6+ Qxd6 18.Nxg4 hxg4 19.Be5 Qd7 20.Qg3 O-O-O 21.Qxg4 
Rf7 22.Rae1 Ba6 23.Bc3 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "2"]
[White "Acosta, Jorian"]
[Black "Fuentes, Alejandro"]
[Result "0-1"]
[ECO "C59"]
[EventDate "2013.??.??"]
[PlyCount "54"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5 6.Bb5+ c6 7.dxc6 bxc6 8.
Be2 h6 9.Nf3 Bd6 10.d3 O-O 11.Nc3 Re8 12.O-O Rb8 13.a3 c5 14.Kh1 Nc6 15.
Ng1 Nd4 16.Nf3 Bf5 17.Rb1 c4 18.Be3 Bc7 19.Bxd4 exd4 20.Na2 Qd6 21.dxc4 
Bg4 22.g3 Nh5 23.Re1 Nf4 24.gxf4 Qxf4 25.Kg2 Re6 26.Rh1 Rbe8 27.Nc1 Rxe2 
0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "2"]
[White "Bassan, Remo"]
[Black "Romero, Jaime"]
[Result "0-1"]
[ECO "E67"]
[EventDate "2013.??.??"]
[PlyCount "100"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 Bg7 4.d4 d6 5.g3 O-O 6.Bg2 Nbd7 7.O-O e5 8.dxe5 
dxe5 9.Qc2 c6 10.Rd1 Qe7 11.e4 a5 12.a3 a4 13.Bg5 Nc5 14.Be3 Ng4 15.Bxc5 
Qxc5 16.h3 Nf6 17.Nd2 Nh5 18.Nxa4 Qa7 19.g4 Nf4 20.Nc3 h5 21.Nf1 hxg4 22.
hxg4 Bxg4 23.Re1 Rad8 24.Ne3 Bh5 25.Bf1 Bh6 26.b4 b5 27.cxb5 Qe7 28.Ng2 
Rd2 29.Qb3 Nh3+ 30.Kh2 Bf4+ 31.Nxf4 Nxf4 32.Nd1 Bxd1 33.Qg3 Be2 34.Bxe2 
Nxe2 35.Qg4 Nf4 36.Kg3 Nh5+ 37.Kg2 Qf6 38.Qf3 Qg5+ 39.Kf1 cxb5 40.a4 Nf4 
41.axb5 Rb8 42.Ra5 Rd3 43.Re3 Rd1+ 44.Re1 Rxe1+ 45.Kxe1 Qg1+ 46.Kd2 Qb1 
47.b6 Rd8+ 48.Kc3 Rd3+ 49.Kc4 Rxf3 50.b7 Qxe4+ 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "2"]
[White "Castro, Jose Luis"]
[Black "Leiva, Giuseppe"]
[Result "1-0"]
[ECO "B90"]
[EventDate "2013.??.??"]
[PlyCount "66"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e5 7.Nb3 Be6 8.h3 Be7
9.Qf3 Nbd7 10.O-O-O Rc8 11.Nd5 Bxd5 12.exd5 Nb6 13.Kb1 Nc4 14.Bc1 Qc7 15.
Bd3 b5 16.g4 Nd7 17.h4 Ndb6 18.Bf5 Rb8 19.g5 a5 20.h5 b4 21.g6 h6 22.gxf7+
Kf8 23.Rhg1 Bf6 24.Qe4 Qxf7 25.Rg6 a4 26.Be6 Qc7 27.Rdg1 axb3 28.Rxf6+ 
gxf6 29.axb3 Rb7 30.Bxh6+ Rxh6 31.Rg8+ Ke7 32.Qg4 Rh7 33.Re8+ Kxe8 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "2"]
[White "Gaviria, Andres"]
[Black "Jimenez, Leonardo"]
[Result "1-0"]
[ECO "D02"]
[EventDate "2013.??.??"]
[PlyCount "63"]

1.d4 d5 2.Nf3 Nf6 3.Bf4 Bf5 4.e3 e6 5.c4 c6 6.Nc3 Bb4 7.Qb3 Qa5 8.a3 Bxc3+
9.bxc3 Nbd7 10.Be2 dxc4 11.Bxc4 b5 12.Be2 Nd5 13.Rc1 Nxf4 14.exf4 O-O 15.
O-O Nf6 16.Ne5 Rac8 17.c4 Qd2 18.Qe3 Qa5 19.cxb5 cxb5 20.Nc6 Qc7 21.Qe5 a6
22.a4 Nd5 23.g3 Qd7 24.Bxb5 axb5 25.axb5 Bd3 26.Rc5 Bxf1 27.Kxf1 Ne7 28.
Nb4 Rxc5 29.Qxc5 Rc8 30.Qe5 f6 31.Qe2 Rb8 32.Nc6 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "2"]
[White "Gutierrez, Jorge"]
[Black "Roman, Rodrigo"]
[Result "1/2-1/2"]
[ECO "E80"]
[EventDate "2013.??.??"]
[PlyCount "72"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 a6 6.Be3 c6 7.Bd3 b5 8.a3 O-O 9.
Nge2 Nbd7 10.b4 Bb7 11.O-O e5 12.d5 cxd5 13.cxd5 Nb6 14.a4 Nc4 15.Bxc4 
bxc4 16.a5 Nd7 17.Na4 f5 18.Nec3 f4 19.Bb6 Qe8 20.Bc7 Rf6 21.Nb6 Nxb6 22.
axb6 g5 23.Qe2 Rh6 24.g3 fxg3 25.hxg3 Qh5 26.Qg2 Rf8 27.g4 Qf7 28.Qg3 Qd7 
29.Kg2 Bf6 30.Rh1 Rg6 31.Rac1 Bd8 32.Bxd8 Qxd8 33.Qf2 Bc8 34.Qe3 Rf4 35.
Ne2 h5 36.gxh5 Rg7 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "2"]
[White "Henriquez, Cristobal"]
[Black "Barros, Cristhian"]
[Result "0-1"]
[ECO "B38"]
[EventDate "2013.??.??"]
[PlyCount "90"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3 Nf6 7.Nc3 O-O 8.Be2 
d6 9.O-O Bd7 10.Qd2 Nxd4 11.Bxd4 Bc6 12.f3 a5 13.b3 Nd7 14.Be3 Nc5 15.Rac1
Qb6 16.Nb5 Rfc8 17.Rc2 Qd8 18.Rb1 h5 19.Nd4 Bd7 20.Rcc1 Kh7 21.Bd1 Qf8 22.
Bc2 a4 23.b4 Ne6 24.Nxe6 Bxe6 25.Bd3 a3 26.f4 b5 27.Qe2 Qe8 28.c5 Bb2 29.
f5 Bxa2 30.fxg6+ fxg6 31.Rxb2 axb2 32.Qxb2 Bc4 33.Bxc4 bxc4 34.Rxc4 Qf7 
35.Rc2 dxc5 36.Bxc5 Rf8 37.Bf2 Rad8 38.Rc1 Qf4 39.g3 Qf3 40.Qc2 h4 41.Re1 
h3 42.Bc5 Rd3 43.Qf2 Qd1 44.Qxf8 Qxe1+ 45.Qf1 Rxg3+ 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "2"]
[White "Hernandez, Jairo"]
[Black "Villalba, Marcelo"]
[Result "1-0"]
[ECO "C63"]
[EventDate "2013.??.??"]
[PlyCount "119"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.d3 fxe4 5.dxe4 Nf6 6.O-O Bc5 7.Bg5 d6 8.Qd3 
Be6 9.Nc3 O-O 10.Bc4 Qd7 11.Bxf6 gxf6 12.Bxe6+ Qxe6 13.Nd5 Rf7 14.c3 Nd8 
15.b4 Bb6 16.Rfd1 Rd7 17.Nh4 c6 18.Ne3 Bxe3 19.Qxe3 Nf7 20.Nf5 Kh8 21.Rd2 
d5 22.Rad1 Nd6 23.Nxd6 Rxd6 24.g3 b6 25.b5 d4 26.cxd4 Rad8 27.bxc6 exd4 
28.Rxd4 Rxd4 29.Rxd4 Rxd4 30.Qxd4 Qxc6 31.Qd8+ Kg7 32.Qe7+ Kg8 33.Qxa7 
Qxe4 34.Qxb6 Qe1+ 35.Kg2 Qe4+ 36.f3 Qf5 37.Qb8+ Kg7 38.Qc7+ Kg6 39.Qc4 Qa5
40.a4 h5 41.Qb5 Qd2+ 42.Kh3 Qd1 43.Qe8+ Kh6 44.Qe3+ Kg7 45.a5 Qf1+ 46.Kh4 
Qb5 47.Qd2 Qf5 48.Qc3 Qb5 49.Qe1 Qf5 50.Qe7+ Kh6 51.Qe3+ Kg7 52.a6 Qc2 53.
Qe7+ Kg8 54.Qe6+ Kg7 55.h3 Qc5 56.f4 Qa5 57.Qe7+ Kg6 58.a7 Qd5 59.g4 hxg4 
60.Qe8+ 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "2"]
[White "Lozano, Nestor"]
[Black "Duran, Sergio"]
[Result "1/2-1/2"]
[ECO "A36"]
[EventDate "2013.??.??"]
[PlyCount "93"]

1.c4 Nf6 2.g3 g6 3.Bg2 Bg7 4.Nc3 O-O 5.e4 d6 6.Nge2 c5 7.O-O Nc6 8.d3 Ne8 
9.Be3 Nd4 10.Qd2 a6 11.Bh6 Rb8 12.Nxd4 cxd4 13.Ne2 e5 14.a4 b5 15.Bxg7 
Kxg7 16.cxb5 axb5 17.a5 b4 18.a6 Qb6 19.a7 Ra8 20.Ra4 Rxa7 21.Rxa7 Qxa7 
22.Qxb4 Qa6 23.Nc1 Bd7 24.f4 f6 25.h4 Bb5 26.Qd2 h6 27.Qe2 Nc7 28.f5 g5 
29.Kf2 Rh8 30.Rh1 Be8 31.Bf3 Qb5 32.hxg5 hxg5 33.Rxh8 Kxh8 34.Bh5 Kg7 35.
Bxe8 Nxe8 36.Qc2 d5 37.Nb3 dxe4 38.dxe4 Kh6 39.Ke1 Qa4 40.g4 Nd6 41.Qc5 
Qa6 42.Na5 Kg7 43.Qc7+ Nf7 44.Nc4 Qa2 45.Kd2 Qb3 46.Kc1 d3 47.Kd2 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "2"]
[White "Mamani, Joan Franco"]
[Black "Ochoa, Manuel"]
[Result "1-0"]
[ECO "C00"]
[EventDate "2013.??.??"]
[PlyCount "141"]

1.e4 e6 2.Qe2 e5 3.g3 Nc6 4.Bg2 g6 5.Nf3 Bg7 6.O-O Nge7 7.Nc3 O-O 8.d3 d6 
9.Bg5 f6 10.Be3 f5 11.Qd2 Kh8 12.Nh4 Be6 13.exf5 gxf5 14.Nf3 Ng6 15.Bg5 
Qd7 16.h4 f4 17.h5 Nge7 18.gxf4 h6 19.Bxe7 Qxe7 20.Ne2 Bg4 21.Nh2 Bxe2 22.
Qxe2 Rxf4 23.Bxc6 bxc6 24.f3 Rg8 25.Kh1 Bf6 26.Rg1 Bg5 27.Rg3 Rh4 28.Rag1 
Qf7 29.Rg4 Qxh5 30.Rxh4 Bxh4 31.Rxg8+ Kxg8 32.Qg2+ Qg5 33.Qg4 Qxg4 34.fxg4
Bg3 35.Nf3 Kf7 36.Kg2 Bf4 37.Ng1 Bc1 38.b3 Be3 39.Ne2 d5 40.Kf3 Bg5 41.Nc3
Ke6 42.Na4 Kd6 43.b4 Bd2 44.c3 Ke7 45.Ke2 Bc1 46.Nc5 Bf4 47.Nb3 e4 48.dxe4
dxe4 49.Nc5 e3 50.Nd3 Bg5 51.Ne5 Ke6 52.Nf3 Bf6 53.c4 Bc3 54.Kxe3 Bxb4 55.
Nd4+ Kd6 56.Nf5+ Ke5 57.Nxh6 Be7 58.Nf5 Bg5+ 59.Kd3 Kf4 60.Nd4 Kxg4 61.Ke4
Bd2 62.Nxc6 a5 63.a4 Bc3 64.Na7 Bb4 65.Nb5 c5 66.Nd6 Kg3 67.Nb7 Kf2 68.Kd5
Ke2 69.Nxc5 Kd2 70.Kc6 Kc3 71.Kb5 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "2"]
[White "Mendoza, Rodrigo"]
[Black "Sabogal, Jeison"]
[Result "1-0"]
[ECO "E12"]
[EventDate "2013.??.??"]
[PlyCount "91"]

1.d4 Nf6 2.Nf3 e6 3.c4 b6 4.Nc3 Bb7 5.Bg5 h6 6.Bf4 Be7 7.Qc2 d5 8.e3 a6 9.
a3 Nbd7 10.cxd5 exd5 11.h3 O-O 12.Bd3 c5 13.O-O Rc8 14.Rad1 Re8 15.Ne5 Nf8
16.Bf5 Ra8 17.dxc5 bxc5 18.Ng4 Qb6 19.Nxf6+ Bxf6 20.Nxd5 Bxd5 21.Rxd5 Qxb2
22.Qxc5 Ne6 23.Bxe6 Rxe6 24.Rd7 Rb6 25.Qd5 Rf8 26.Bd6 Rb5 27.Qc6 Re8 28.
Bb4 Qb3 29.Qxa6 Rbb8 30.Qd3 Qa4 31.Qd5 Re6 32.Rc1 Be5 33.Rd8+ Rxd8 34.
Qxd8+ Kh7 35.Qd3+ g6 36.Rc8 Re8 37.Rxe8 Qxe8 38.Qc4 Qd7 39.Qe2 Qf5 40.Qf1 
Qe4 41.Qe1 Bc7 42.Qa1 Bb6 43.Bf8 f6 44.Qxf6 Qb7 45.Be7 Bc7 46.Qf7+ 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "2"]
[White "Meza, Jerry"]
[Black "Martinez, Martin"]
[Result "0-1"]
[ECO "B50"]
[EventDate "2013.??.??"]
[PlyCount "82"]

1.e4 c5 2.Nf3 d6 3.g3 Nc6 4.Bg2 g6 5.O-O Bg7 6.c3 e5 7.Qc2 Nge7 8.d3 O-O 
9.Na3 h6 10.Nc4 Be6 11.Be3 b5 12.Na3 Qa5 13.Qd2 Kh7 14.Nc2 Rac8 15.h4 Rfd8
16.h5 c4 17.d4 d5 18.hxg6+ Nxg6 19.Nxe5 Ncxe5 20.dxe5 dxe4 21.Bd4 Bxe5 22.
Bxe4 Qc7 23.Bxg6+ fxg6 24.Qe3 Bxd4 25.Nxd4 Bd5 26.Nxb5 Qd7 27.Qxa7 Qxa7 
28.Nxa7 Rc5 29.Rfe1 Rd7 30.Rad1 Rxa7 31.Re5 Bf3 32.Rxc5 Bxd1 33.Rxc4 Rxa2 
34.Rc7+ Kg8 35.b4 Bf3 36.g4 Bxg4 37.b5 Rb2 38.c4 Rb4 39.Rc6 Kf7 40.b6 Bf3 
41.Rc7+ Kf6 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "2"]
[White "Nino, Juan Camilo"]
[Black "Augoustis, Alexis"]
[Result "0-1"]
[ECO "C02"]
[EventDate "2013.??.??"]
[PlyCount "66"]

1.e4 e6 2.d4 d5 3.e5 b6 4.Bb5+ c6 5.Ba4 b5 6.Bb3 c5 7.c3 Nc6 8.Nf3 cxd4 9.
cxd4 a5 10.a3 Ba6 11.O-O Qb6 12.Re1 Nge7 13.Be3 a4 14.Bc2 Na5 15.Ng5 h6 
16.Nf3 Nec6 17.Nbd2 Be7 18.Rc1 Kd7 19.Ne4 Nc4 20.Nc5+ Bxc5 21.dxc5 Qc7 22.
b3 axb3 23.Bxb3 Nxe3 24.Rxe3 Rhd8 25.Qc2 g6 26.Qd2 Kc8 27.Rce1 Qa5 28.Qb2 
Qc7 29.Nd4 Nxd4 30.Qxd4 Bb7 31.Bc2 Bc6 32.Rf3 Be8 33.Rb1 Bc6 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "2"]
[White "Obando, Soren"]
[Black "Camargo, Santiago"]
[Result "0-1"]
[ECO "B90"]
[EventDate "2013.??.??"]
[PlyCount "48"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.h3 e5 7.Nde2 Be6 8.g4 h6 
9.Bg2 Be7 10.O-O Nbd7 11.Nd5 Bxd5 12.exd5 b5 13.a4 b4 14.a5 Rb8 15.c4 Nc5 
16.Be3 Nfd7 17.Ng3 g6 18.f4 Bf6 19.f5 g5 20.Nh5 Qc7 21.Qe2 Ke7 22.b3 Rhc8 
23.h4 Rg8 24.hxg5 hxg5 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "2"]
[White "Palma, Alvaro"]
[Black "Torres, Juan Camilo"]
[Result "1-0"]
[ECO "A04"]
[EventDate "2013.??.??"]
[PlyCount "93"]

1.e4 c5 2.Nf3 e6 3.d3 Nc6 4.g3 g6 5.Bg2 Bg7 6.O-O Nge7 7.c3 e5 8.a3 O-O 9.
b4 b6 10.Be3 d5 11.bxc5 Ba6 12.Re1 Rc8 13.Bf1 Na5 14.cxb6 axb6 15.Ra2 h6 
16.Rb2 Rc6 17.Qa4 f5 18.exd5 Nxd5 19.Bd2 Qc7 20.c4 Ne7 21.Bc3 Re6 22.Nbd2 
Bc8 23.Qc2 Nec6 24.Rb5 Bd7 25.Qb2 Rb8 26.Rd5 Rbe8 27.Rb1 Rb8 28.Rb5 Nd4 
29.Rxa5 Bc6 30.Bxd4 exd4 31.Rb5 Bxb5 32.Qxb5 Kh7 33.Nb3 Rd8 34.Nh4 Re5 35.
Qa4 f4 36.Nd2 fxg3 37.hxg3 Rf8 38.Ne4 g5 39.Ng2 Ref5 40.Rb5 Be5 41.Be2 Qf7
42.Rd5 Kh8 43.Qc6 Qg7 44.Bg4 R5f7 45.Rxe5 Qxe5 46.Qxh6+ Kg8 47.Be6 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "2"]
[White "Principe, Alexander"]
[Black "Valderrama, Esteban"]
[Result "0-1"]
[ECO "B09"]
[EventDate "2013.??.??"]
[PlyCount "90"]

1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.f4 Nf6 5.Nf3 O-O 6.Bd3 Bg4 7.h3 Bxf3 8.Qxf3 
Nc6 9.Be3 e5 10.fxe5 dxe5 11.d5 Nd4 12.Qf2 c6 13.dxc6 bxc6 14.O-O Qd6 15.
Na4 Ne6 16.Rad1 Qb4 17.b3 Nxe4 18.Qh4 f5 19.c3 Qb7 20.Bxe4 fxe4 21.Qxe4 
Kh8 22.Rxf8+ Rxf8 23.Rd6 Nf4 24.Qxc6 Qe7 25.Rd1 Ne2+ 26.Kh1 Ng3+ 27.Kg1 
Ne2+ 28.Kh2 Qh4 29.Qc5 h5 30.Nb2 Rf3 31.Qc8+ Kh7 32.Bd2 e4 33.Nc4 Qg3+ 34.
Kh1 Rf2 35.Ne3 Nf4 36.Rg1 Rxd2 37.Nf1 Qf2 38.Nxd2 Qxd2 39.Qc7 Qf2 40.Qf7 
Qg3 41.c4 e3 42.c5 Nxh3 43.Rb1 Nf4 44.Qb7 Qh4+ 45.Kg1 Ne2+ 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "2"]
[White "Rodriguez, German"]
[Black "Acevedo, Johan"]
[Result "0-1"]
[ECO "B90"]
[EventDate "2013.??.??"]
[PlyCount "54"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f3 h5 7.Be3 e6 8.Qd2 Qc7 
9.O-O-O Be7 10.Be2 Nbd7 11.g4 hxg4 12.fxg4 b5 13.a3 Bb7 14.Bf3 Nc5 15.Qg2 
g6 16.g5 Nfd7 17.Be2 Rh4 18.Qg3 Nxe4 19.Qxh4 Nxc3 20.Rhf1 Nxd1 21.Rxf7 Nf8
22.Rxf8+ Bxf8 23.Bxd1 Bd5 24.Nxe6 Qe7 25.Nxf8 Qxe3+ 26.Kb1 Kxf8 27.b3 Qe5 
0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "2"]
[White "Ruiz, Joshua"]
[Black "Martinez, Jose Eduardo"]
[Result "1/2-1/2"]
[ECO "B33"]
[EventDate "2013.??.??"]
[PlyCount "132"]

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.c4 b4 12.Nc2 a5 13.Qf3 O-O 14.Rd1 Be7 15.c5 
dxc5 16.Nf6+ Bxf6 17.Rxd8 Rxd8 18.Bc4 Nd4 19.Qd1 Bg4 20.Qxg4 Nxc2+ 21.Ke2 
Nd4+ 22.Kf1 Rd6 23.g3 Rf8 24.Kg2 Kh8 25.Rf1 g6 26.f4 Nc2 27.Qe2 Nd4 28.Qf2
Bg7 29.h4 h5 30.Qe1 Nc2 31.Qc1 Rfd8 32.Bd5 Nd4 33.fxe5 Rxd5 34.exd5 Rxd5 
35.Qc4 Rxe5 36.Qxf7 Nf5 37.Rf2 Kh7 38.b3 Ne3+ 39.Kh3 Nf5 40.Rf3 Nh6 41.Qc4
Nf5 42.g4 Ne3 43.Rxe3 Rxe3+ 44.Kg2 hxg4 45.Qxg4 Re5 46.Qc4 Rh5 47.Kg3 Bf6 
48.Qf7+ Bg7 49.Kg4 Re5 50.Qc7 Re4+ 51.Kg3 Re5 52.Qxa5 Rh5 53.Qc7 Re5 54.
Kf4 Rh5 55.Qd8 Rf5+ 56.Kg4 Re5 57.Qc7 Rh5 58.Kf3 Rf5+ 59.Ke4 Rh5 60.Qe7 
Rf5 61.Kd3 Re5 62.Qd8 Rf5 63.Kc4 Rh5 64.Kb5 Rf5 65.Kc4 Bf6 66.Kb5 Bg7 
1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "2"]
[White "Valencia, Cristian"]
[Black "Martinez, Steven"]
[Result "0-1"]
[ECO "B40"]
[EventDate "2013.??.??"]
[PlyCount "62"]

1.e4 e6 2.d3 c5 3.Nf3 Nc6 4.Nbd2 g6 5.g3 Bg7 6.Bg2 Nge7 7.O-O O-O 8.Re1 d6
9.Nf1 Rb8 10.c3 b5 11.Bf4 b4 12.e5 Nd5 13.c4 Nxf4 14.gxf4 Qc7 15.Qe2 Rd8 
16.b3 f6 17.exf6 Bxf6 18.Rab1 Rf8 19.Ng5 Nd4 20.Qe3 h6 21.Ne4 Nc2 22.Qg3 
Nxe1 23.Qxg6+ Qg7 24.Qxg7+ Bxg7 25.Rxe1 Rb6 26.Nfg3 Rxf4 27.Nh5 Rf8 28.Re3
Bd4 29.Rg3+ Kh8 30.Kh1 d5 31.Nd2 Ra6 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "2"]
[White "Zavarce, Oscar"]
[Black "Cuellar, Diego"]
[Result "0-1"]
[ECO "B35"]
[EventDate "2013.??.??"]
[PlyCount "75"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Be3 Nf6 7.Bc4 Qa5 8.O-O 
O-O 9.Bb3 d6 10.h3 Bd7 11.Re1 Rfe8 12.f4 Qh5 13.Nf3 b5 14.a3 a5 15.Bf2 a4 
16.Ba2 b4 17.axb4 Nxb4 18.e5 Nxa2 19.Nxa2 a3 20.b3 dxe5 21.fxe5 Rad8 22.
exf6 Bxh3 23.Qe2 Bxf6 24.Rad1 Bg4 25.Rxd8 Rxd8 26.Rd1 Re8 27.Rf1 e5 28.Nc3
Bg7 29.Qb5 Rc8 30.Nh2 Be6 31.Ne4 h6 32.Nc5 e4 33.b4 a2 34.Qa6 Be5 35.g3 
Qh3 36.Qa3 Bd5 37.Qe3 Ra8 38.Nd7 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "3"]
[White "Acevedo, Johan"]
[Black "Principe, Alexander"]
[Result "0-1"]
[ECO "B94"]
[EventDate "2013.??.??"]
[PlyCount "60"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 Nbd7 7.f4 Qc7 8.Qf3 
h6 9.Bh4 g5 10.fxg5 hxg5 11.Bxg5 Qc5 12.Bxf6 Nxf6 13.Nb3 Qe5 14.g3 Bg4 15.
Qd3 d5 16.Bg2 dxe4 17.Qd4 Qh5 18.Nxe4 Nxe4 19.Qxe4 Rd8 20.h3 Bf5 21.Qxb7 
Bh6 22.Qb6 Bd7 23.O-O Bxh3 24.Qf2 Bg4 25.Rfe1 Kf8 26.Qc5 Qh2+ 27.Kf1 Rd6 
28.Rxe7 Rf6+ 29.Bf3 Qh1+ 30.Ke2 Qxf3+ 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "3"]
[White "Augoustis, Alexis"]
[Black "Roman, Rodrigo"]
[Result "0-1"]
[ECO "C54"]
[EventDate "2013.??.??"]
[PlyCount "112"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3 Bc5 5.c3 a6 6.Bb3 O-O 7.Nbd2 d6 8.Nf1 d5 
9.Qe2 Bg4 10.h3 Be6 11.Bc2 h6 12.g4 b5 13.Ng3 dxe4 14.Nxe4 Nxe4 15.d4 Nxf2
16.dxc5 Nxh1 17.Qe4 f5 18.Qxc6 Bd5 19.Bb3 Bxb3 20.axb3 fxg4 21.Qe6+ Kh8 
22.Nxe5 Qh4+ 23.Kd1 Rf1+ 24.Kc2 Qf2+ 25.Kb1 Qf5+ 26.Qxf5 Rxf5 27.Ng6+ Kh7 
28.hxg4 Rxc5 29.Nf4 Nf2 30.Be3 Ne4 31.Bxc5 Nxc5 32.Kc2 Rf8 33.Nd3 Nxd3 34.
Kxd3 Rf6 35.b4 Kg6 36.Re1 Kg5 37.Re7 g6 38.Rh7 Rf4 39.Rxc7 Rxg4 40.Rc6 h5 
41.Rxa6 h4 42.Ra1 h3 43.Rh1 Kh4 44.Ke3 Rg2 45.b3 Rb2 46.Kd4 Rxb3 47.Kc5 
Rxc3+ 48.Kxb5 g5 49.Ka6 Rb3 50.b5 g4 51.b6 g3 52.b7 g2 53.Rc1 h2 54.Rc4+ 
Kh3 55.Rc3+ Rxc3 56.b8=Q Ra3+ 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "3"]
[White "Barros, Cristhian"]
[Black "Mamani, Joan Franco"]
[Result "1-0"]
[ECO "B07"]
[EventDate "2013.??.??"]
[PlyCount "73"]

1.e4 d6 2.d4 Nf6 3.Nc3 e5 4.Nge2 Nbd7 5.g3 c6 6.a4 Be7 7.Bg2 Qc7 8.O-O h5 
9.h3 Rb8 10.Be3 a6 11.a5 b5 12.axb6 Nxb6 13.b3 c5 14.dxe5 dxe5 15.Na4 Bb7 
16.Nec3 O-O 17.Qe2 Nxa4 18.Rxa4 Bc8 19.Bg5 g6 20.Qf3 Nh7 21.Bh6 Re8 22.Nd5
Qc6 23.Rd1 Bd8 24.Bf1 h4 25.Be3 hxg3 26.Qxg3 Kh8 27.Rc4 f5 28.Bxc5 Qe6 29.
Bd4 Ra8 30.Nf4 Qf6 31.Nxg6+ Kg8 32.Bxe5 Qg5 33.Rcd4 Be6 34.exf5 Bf7 35.Rg4
Bxg6 36.Rxg5 Nxg5 37.Rxd8 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "3"]
[White "Camargo, Santiago"]
[Black "Mendoza, Rodrigo"]
[Result "1/2-1/2"]
[ECO "B16"]
[EventDate "2013.??.??"]
[PlyCount "67"]

1.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nf6 5.Nxf6+ gxf6 6.Bc4 Bf5 7.Be3 e6 8.
Ne2 Be7 9.Ng3 Bg6 10.f4 Nd7 11.Qe2 Nb6 12.O-O-O Nxc4 13.Qxc4 f5 14.h4 h5 
15.Ne2 Qc7 16.Ng1 O-O-O 17.Nf3 Bd6 18.g3 Rde8 19.Rhe1 Qa5 20.Bf2 Qd5 21.
Qxd5 cxd5 22.Re3 Rh7 23.Rd2 f6 24.Rde2 Rhe7 25.b3 Bf7 26.Kb2 Kd7 27.c3 Rc8
28.Rc2 b5 29.Nd2 Ke8 30.Bg1 Rec7 31.Bf2 Ke7 32.Re1 Be8 33.Rec1 Bc6 34.Nf3 
1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "3"]
[White "Cuellar, Diego"]
[Black "Palma, Alvaro"]
[Result "1-0"]
[ECO "B23"]
[EventDate "2013.??.??"]
[PlyCount "53"]

1.e4 c5 2.Nc3 Nc6 3.f4 d6 4.Nf3 g6 5.Bb5 Bg7 6.O-O Bd7 7.Bxc6 Bxc6 8.d3 
Nf6 9.Qe1 Qd7 10.a3 O-O 11.Qh4 b5 12.h3 a5 13.f5 b4 14.Ne2 b3 15.c4 Qb7 
16.Bh6 Nh5 17.Bxg7 Kxg7 18.Ng5 Rh8 19.fxg6 fxg6 20.Nf4 Nxf4 21.Qxf4 Qd7 
22.Qf7+ Kh6 23.Ne6 Rag8 24.h4 Qe8 25.Qf4+ g5 26.hxg5+ Kh5 27.Qh2+ 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "3"]
[White "Duran, Sergio"]
[Black "Gutierrez, Jorge"]
[Result "1-0"]
[ECO "C02"]
[EventDate "2013.??.??"]
[PlyCount "75"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.a3 Nge7 7.b4 cxd4 8.cxd4 Nf5 
9.Bb2 a5 10.Qa4 Bd7 11.b5 Ncxd4 12.Nxd4 Bc5 13.Nxf5 Bxf2+ 14.Kd1 exf5 15.
Nd2 O-O 16.Nf3 Rac8 17.Bd4 Bxd4 18.Qxd4 Rc5 19.Rc1 Rfc8 20.Rxc5 Qxc5 21.
Qxc5 Rxc5 22.a4 Rc3 23.Kd2 Ra3 24.Bd3 Rxa4 25.Rc1 Ra2+ 26.Rc2 Rxc2+ 27.
Kxc2 Kf8 28.Kc3 b6 29.Nd4 g6 30.Ne2 h6 31.Kd4 Be6 32.Nc3 Ke7 33.Na4 g5 34.
Nxb6 f4 35.Nxd5+ Bxd5 36.Kxd5 Kd7 37.Ke4 a4 38.Bc4 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "3"]
[White "Fuentes, Alejandro"]
[Black "Bassan, Remo"]
[Result "1/2-1/2"]
[ECO "B17"]
[EventDate "2013.??.??"]
[PlyCount "171"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Nxf6+ Nxf6 7.c3 Bg4 8.
h3 Bh5 9.Be2 e6 10.O-O Be7 11.Re1 O-O 12.Bf4 Nd5 13.Bh2 c5 14.Qb3 Qb6 15.
Qxb6 Nxb6 16.Rad1 Rac8 17.dxc5 Bxc5 18.Ne5 Bxe2 19.Rxe2 Rfd8 20.Ree1 Na4 
21.Nd3 Bb6 22.Kf1 Rd5 23.Bf4 Rcd8 24.Ke2 Ba5 25.Rd2 g5 26.Be5 Nxb2 27.Rxb2
Rxd3 28.Rxb7 Bxc3 29.Bxc3 Rxc3 30.Rxa7 Rc2+ 31.Ke3 Rdd2 32.Rf1 Rxa2 33.
Rxa2 Rxa2 34.Rb1 Kg7 35.g3 Ra3+ 36.Ke2 h5 37.Rb4 Kg6 38.Kf1 h4 39.gxh4 
Rxh3 40.hxg5 Kxg5 41.Ke2 Ra3 42.f3 Ra2+ 43.Ke3 f5 44.f4+ Kg4 45.Rb6 Ra3+ 
46.Ke2 Kxf4 47.Rxe6 Ra2+ 48.Kf1 Kf3 49.Kg1 Re2 50.Ra6 Re1+ 51.Kh2 f4 52.
Ra4 Re4 53.Ra3+ Kf2 54.Ra2+ Re2 55.Ra3 Kf1+ 56.Kh1 Re3 57.Ra1+ Re1 58.Ra3 
Kf2+ 59.Kh2 f3 60.Ra2+ Re2 61.Ra1 Rd2 62.Rb1 Rd8 63.Rb2+ Ke3 64.Rb3+ Ke2 
65.Rb2+ Rd2 66.Rb1 Kf2 67.Ra1 Rb2 68.Rc1 Rb8 69.Rc2+ Ke1 70.Rc1+ Ke2 71.
Rc2+ Ke3 72.Rc3+ Ke2 73.Rc2+ Kd3 74.Ra2 Rb3 75.Kg3 Ke4 76.Kf2 Rb4 77.Rc2 
Kf4 78.Ra2 Rc4 79.Rb2 Ke4 80.Ra2 Rb4 81.Rc2 Kd3 82.Ra2 Rf4 83.Ra3+ Ke4 84.
Re3+ Kd4 85.Rxf3 Rxf3+ 86.Kxf3 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "3"]
[White "Jimenez, Leonardo"]
[Black "Acosta, Jorian"]
[Result "0-1"]
[ECO "B80"]
[EventDate "2013.??.??"]
[PlyCount "82"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.f3 e6 7.Be3 Be7 8.Be2 
O-O 9.Qd2 a6 10.O-O-O Nxd4 11.Bxd4 b5 12.g4 Bb7 13.h4 Rc8 14.Kb1 Nd7 15.g5
b4 16.Na4 e5 17.Be3 Bc6 18.b3 Bxa4 19.bxa4 Qa5 20.h5 Rc3 21.g6 Rfc8 22.Bd3
Qxa4 23.h6 fxg6 24.hxg7 Nf6 25.Bg5 h5 26.Rdg1 Kxg7 27.Bxf6+ Bxf6 28.Rxh5 
Rg8 29.Rh6 Qe8 30.Rhxg6+ Qxg6 31.Rxg6+ Kxg6 32.Bxa6 Rd8 33.Bb7 Bg5 34.Qd1 
Kf6 35.Kb2 Be3 36.Bd5 Bd4 37.Kb1 Rh8 38.f4 Rg3 39.fxe5+ Kxe5 40.Bc4 Rg1 
41.Bf1 Rhh1 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "3"]
[White "Leiva, Giuseppe"]
[Black "Lozano, Nestor"]
[Result "1-0"]
[ECO "A43"]
[EventDate "2013.??.??"]
[PlyCount "109"]

1.d4 g6 2.e4 Bg7 3.Nf3 c5 4.d5 d6 5.Nc3 Bg4 6.Be2 Bxf3 7.Bxf3 Nd7 8.O-O 
Ngf6 9.a4 O-O 10.a5 Ne8 11.Be2 Nc7 12.Be3 Rb8 13.Qd2 b5 14.axb6 axb6 15.
Rfb1 Ra8 16.Qc1 Nf6 17.f3 Qd7 18.Rxa8 Rxa8 19.Ra1 Qe8 20.Bf2 Qb8 21.Nb5 
Nfe8 22.c3 Nxb5 23.Bxb5 Nf6 24.Bc6 Ra7 25.Qf1 Nd7 26.Ra6 Ne5 27.Qa1 Rxa6 
28.Qxa6 g5 29.Kf1 Bf6 30.Ke2 Qc7 31.Qa8+ Kg7 32.Kd2 h5 33.Kc2 h4 34.h3 e6 
35.Be3 Ng6 36.Bb5 Qe7 37.dxe6 fxe6 38.Qb8 Qd8 39.Qb7+ Kh6 40.Bc4 Nf8 41.
Qf7 Qe7 42.Qxe7 Bxe7 43.Kb3 Kg7 44.Ka4 Kf6 45.Kb5 Ke5 46.Kxb6 d5 47.Bb5 d4
48.cxd4+ cxd4 49.Bd2 Ng6 50.Kc6 Nf4 51.Bf1 Nh5 52.b4 Ng3 53.Bc4 Nh1 54.b5 
Nf2 55.b6 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "3"]
[White "Martinez, Jose Eduardo"]
[Black "Henriquez, Cristobal"]
[Result "1-0"]
[ECO "B80"]
[EventDate "2013.??.??"]
[PlyCount "77"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f3 e6 7.Be3 b5 8.Qd2 Nbd7
9.g4 h6 10.O-O-O Qc7 11.h4 b4 12.Nce2 d5 13.Bf4 e5 14.Bh2 Qa5 15.Kb1 exd4 
16.Nxd4 Bc5 17.e5 Bxd4 18.Qxd4 Nh7 19.e6 Ndf6 20.g5 hxg5 21.hxg5 Nxg5 22.
Bc7 Qxc7 23.Rxh8+ Ke7 24.Qxb4+ Qd6 25.exf7 Nxf7 26.Re1+ Ne4 27.Qxd6+ Kxd6 
28.Rxc8 Rxc8 29.fxe4 Re8 30.Rd1 Rxe4 31.Bxa6 Ke5 32.b3 Rd4 33.Bd3 g5 34.a4
Kd6 35.a5 Ne5 36.a6 Rh4 37.Be4 Kc7 38.Bxd5 Kb6 39.Re1 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "3"]
[White "Martinez, Martin"]
[Black "Ruiz, Joshua"]
[Result "1-0"]
[ECO "E12"]
[EventDate "2013.??.??"]
[PlyCount "59"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 Bb7 5.Bg5 Be7 6.Bxf6 Bxf6 7.e4 O-O 8.Bd3 
c5 9.e5 Be7 10.d5 exd5 11.Nxd5 d6 12.Qc2 h6 13.O-O-O Bxd5 14.Bh7+ Kh8 15.
Rxd5 Qc7 16.Rhd1 dxe5 17.Be4 a5 18.Nxe5 Na6 19.a3 Bf6 20.Nd7 Bg5+ 21.Kb1 
Rfe8 22.Rxg5 hxg5 23.Bxa8 Rxa8 24.Qe4 Rd8 25.Rd3 Kg8 26.Qe7 Rc8 27.Rf3 f6 
28.Qe6+ Kh7 29.Qf7 g4 30.Nxf6+ 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "3"]
[White "Martinez, Steven"]
[Black "Zavarce, Oscar"]
[Result "0-1"]
[ECO "B20"]
[EventDate "2013.??.??"]
[PlyCount "58"]

1.e4 c5 2.d3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 e5 6.O-O Nge7 7.Be3 b6 8.c3 d5 9.
Qd2 h6 10.exd5 Nxd5 11.d4 e4 12.Ne5 Nxe5 13.dxe5 Bf5 14.Na3 Bxe5 15.Nc4 
Nxe3 16.Qxe3 Qd5 17.Nxe5 Qxe5 18.g4 Bd7 19.Bxe4 Rd8 20.Rae1 O-O 21.f4 Qf6 
22.Qg3 Bb5 23.Rf2 Rfe8 24.g5 Qd6 25.Rg2 hxg5 26.Qxg5 Rxe4 27.Rxe4 Qd1+ 28.
Kf2 Rd2+ 29.Kg3 Rxg2+ 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "3"]
[White "Ochoa, Manuel"]
[Black "Gaviria, Andres"]
[Result "1-0"]
[ECO "A07"]
[EventDate "2013.??.??"]
[PlyCount "117"]

1.Nf3 Nf6 2.g3 d5 3.Bg2 c6 4.O-O Bf5 5.d3 e6 6.Nbd2 Be7 7.Qe1 h6 8.b3 O-O 
9.Bb2 Re8 10.e4 Bh7 11.Qe2 c5 12.Ne5 Nc6 13.Nxc6 bxc6 14.f4 Nd7 15.Kh1 Rb8
16.Rae1 Qa5 17.a4 Bf6 18.Bxf6 Nxf6 19.g4 Nxg4 20.exd5 cxd5 21.Bxd5 Nf6 22.
Bf3 Qc3 23.Nc4 a6 24.Ne5 Bf5 25.Rg1 Nd5 26.Qg2 g6 27.Bxd5 exd5 28.Qxd5 Re6
29.Re2 Rbe8 30.Reg2 Kf8 31.Nd7+ Ke7 32.Qb7 Kd8 33.Ne5 Rxe5 34.fxe5 Qxe5 
35.Qf3 h5 36.Qg3 Qd5 37.h3 f6 38.Kh2 g5 39.Re1 Rxe1 40.Qxe1 h4 41.Qe3 Be6 
42.Re2 Qd6+ 43.Kg1 Ke7 44.Rd2 Kf7 45.d4 cxd4 46.Rxd4 Qc6 47.c4 Kg6 48.Kh2 
Qc7+ 49.Kg1 Qc6 50.a5 Qc8 51.Kg2 Qc6+ 52.Qe4+ Qxe4+ 53.Rxe4 Kf5 54.Re1 Bd7
55.Kh2 Kf4 56.Re7 Bc8 57.c5 f5 58.c6 g4 59.Re8 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "3"]
[White "Rodriguez, German"]
[Black "Nino, Juan Camilo"]
[Result "1-0"]
[ECO "C01"]
[EventDate "2013.??.??"]
[PlyCount "39"]

1.e4 e6 2.d4 d5 3.exd5 exd5 4.Bd3 Nc6 5.c3 Bd6 6.Nf3 Nge7 7.Be3 Bg4 8.Nbd2
Qd7 9.Qc2 Bf5 10.O-O-O b5 11.Nh4 Bxd3 12.Qxd3 b4 13.c4 dxc4 14.Nxc4 O-O 
15.f4 b3 16.a3 Qg4 17.g3 Rfd8 18.Qxb3 Rab8 19.Qc2 Nd5 20.Bf2 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "3"]
[White "Romero, Jaime"]
[Black "Hernandez, Jairo"]
[Result "1/2-1/2"]
[ECO "B23"]
[EventDate "2013.??.??"]
[PlyCount "71"]

1.e4 c5 2.Nc3 g6 3.f4 Bg7 4.Nf3 Nc6 5.Bb5 Nd4 6.O-O Nxb5 7.Nxb5 d5 8.exd5 
a6 9.Nc3 Nf6 10.d4 Nxd5 11.dxc5 Nxc3 12.Qxd8+ Kxd8 13.bxc3 Bxc3 14.Rb1 Kc7
15.Bb2 Bxb2 16.Rxb2 Rd8 17.Re1 Kd7 18.Ne5+ Ke8 19.Nc4 Be6 20.Ne3 Rac8 21.
Rxb7 Rxc5 22.Re2 Kf8 23.Ra7 Rd6 24.c4 h5 25.g3 h4 26.Kf2 g5 27.Kf3 Bd7 28.
Nd5 gxf4 29.gxf4 e6 30.Ne3 f5 31.Kg2 Rd4 32.Kh3 Ke8 33.Nd5 Rcxc4 34.Nf6+ 
Ke7 35.Nxd7 Rxd7 36.Rxa6 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "3"]
[White "Sabogal, Jeison"]
[Black "Valencia, Cristian"]
[Result "0-1"]
[ECO "A38"]
[EventDate "2013.??.??"]
[PlyCount "120"]

1.Nf3 c5 2.c4 Nf6 3.g3 g6 4.Nc3 Bg7 5.Bg2 O-O 6.O-O Nc6 7.a3 Rb8 8.d4 b6 
9.d5 Na5 10.Bf4 d6 11.Nd2 Ba6 12.Nb5 Bxb5 13.cxb5 Nh5 14.Rb1 Nxf4 15.gxf4 
Qd7 16.b4 Nb7 17.bxc5 Nxc5 18.Nb3 Na4 19.Qd3 Nc3 20.Rbc1 Nxb5 21.Bh3 f5 
22.Rc6 a6 23.a4 Na7 24.Rfc1 Nxc6 25.dxc6 Qc7 26.Qxa6 h6 27.Bg2 e6 28.Nd2 
Ra8 29.Qb7 Rfc8 30.Nc4 d5 31.Qxc7 Rxc7 32.Nd6 Bf8 33.Nb5 Rcc8 34.e3 Rxa4 
35.Nd4 Kf7 36.Bf1 Bc5 37.Nf3 Bd6 38.h4 Ra5 39.Nd4 Bc5 40.Nf3 Bd6 41.Nd4 
Ke7 42.Rb1 Bc5 43.Nb3 Ra7 44.Bb5 Kd6 45.Rc1 Ra3 46.Nd4 Bxd4 47.exd4 Rb3 
48.Bf1 Rxc6 49.Ra1 Rb4 50.Kg2 Rxd4 51.Kg3 Rc3+ 52.f3 Rb3 53.Ra8 Rbb4 54.
Rh8 Rxf4 55.Rxh6 Ke7 56.Bb5 Rfd4 57.Rh7+ Kf6 58.Be8 Rb1 59.Rh6 Rg1+ 60.Kh2
Kg7 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "3"]
[White "Torres, Juan Camilo"]
[Black "Meza, Jerry"]
[Result "1/2-1/2"]
[ECO "E63"]
[EventDate "2013.??.??"]
[PlyCount "85"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.Nc3 O-O 5.g3 d6 6.Bg2 Nc6 7.O-O a6 8.h3 Rb8 
9.a4 Nd7 10.e4 h6 11.Be3 e5 12.Rb1 exd4 13.Nxd4 Nde5 14.b3 Nxd4 15.Bxd4 c5
16.Be3 Nxc4 17.bxc4 Bxc3 18.Bxh6 Bg7 19.Bxg7 Kxg7 20.f4 Be6 21.f5 Bxc4 22.
f6+ Kg8 23.Qd2 Bxf1 24.Rxf1 Kh7 25.Rf4 g5 26.Qe2 Kh6 27.Qg4 Qa5 28.Rf5 Qd2
29.Bf1 Rh8 30.Be2 Kg6 31.Rf4 Qxe2 32.Qxe2 gxf4 33.Qg4+ Kxf6 34.Qxf4+ Kg7 
35.Qg5+ Kh7 36.Qf6 Rhf8 37.Qxd6 Rbc8 38.Qd5 c4 39.Qf5+ Kg7 40.Qg5+ Kh7 41.
Qh5+ Kg7 42.Qg5+ Kh7 43.Qh5+ 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "3"]
[White "Valderrama, Esteban"]
[Black "Castro, Jose Luis"]
[Result "1-0"]
[ECO "B30"]
[EventDate "2013.??.??"]
[PlyCount "60"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 e6 4.O-O Nge7 5.c3 a6 6.Be2 d5 7.exd5 Nxd5 8.d4 
Be7 9.c4 Nf6 10.Be3 O-O 11.Nc3 Ng4 12.d5 Nxe3 13.fxe3 exd5 14.cxd5 Na5 15.
e4 b5 16.Kh1 Bb7 17.Qd3 b4 18.Nd1 c4 19.Qc2 f5 20.Bxc4 Nxc4 21.Qxc4 Rc8 
22.Qb3 Kh8 23.Ne3 fxe4 24.Nd4 Qd6 25.Ne6 Rxf1+ 26.Rxf1 Qe5 27.g3 Qh5 28.
Qa4 Qe8 29.Qxe8+ Rxe8 30.Rf7 Bc8 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "3"]
[White "Villalba, Marcelo"]
[Black "Ribero, Guillermo"]
[Result "1-0"]
[ECO "B70"]
[EventDate "2013.??.??"]
[PlyCount "47"]

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 
Bd7 9.Kh1 Nc6 10.Nb3 a6 11.f4 b5 12.a3 Re8 13.Bf3 Rb8 14.Re1 Qc7 15.e5 
dxe5 16.fxe5 Nxe5 17.Bf4 Nfg4 18.Bxg4 Bxg4 19.Bxe5 Bxe5 20.Qxg4 Bxh2 21.
Nd5 Qxc2 22.Nxe7+ Kf8 23.Qh4 h5 24.Qf6 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "4"]
[White "Acosta, Jorian"]
[Black "Acevedo, Johan"]
[Result "1/2-1/2"]
[ECO "B90"]
[EventDate "2013.??.??"]
[PlyCount "77"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 Qc7 7.Bb3 e6 8.O-O 
Be7 9.Be3 O-O 10.f4 b5 11.a3 Nc6 12.Qf3 Nxd4 13.Bxd4 Bb7 14.Qg3 Rae8 15.
Rae1 e5 16.fxe5 dxe5 17.Kh1 Bd8 18.Bg1 Bc6 19.Rf5 Bd7 20.Rxf6 Bxf6 21.Nd5 
Qd8 22.Nxf6+ Qxf6 23.Bc5 Be6 24.Bxf8 Kxf8 25.Bxe6 Qxe6 26.Qd3 f6 27.Rd1 
Rc8 28.Kg1 Rc4 29.c3 Kf7 30.Kf2 Kg6 31.Qg3+ Kf7 32.Qd3 a5 33.Qd7+ Qxd7 34.
Rxd7+ Kg6 35.Rb7 Rxe4 36.Rxb5 a4 37.Rb4 Rxb4 38.axb4 Kf7 39.b5 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "4"]
[White "Barros, Cristhian"]
[Black "Cuellar, Diego"]
[Result "1/2-1/2"]
[ECO "A34"]
[EventDate "2013.??.??"]
[PlyCount "48"]

1.c4 c5 2.Nc3 b6 3.Nf3 Bb7 4.e3 Nf6 5.Be2 e6 6.O-O Be7 7.b3 O-O 8.Bb2 a6 
9.Rc1 d6 10.d4 Nbd7 11.Ne1 Qc7 12.Bf3 Rac8 13.Bxb7 Qxb7 14.Qf3 Qxf3 15.
Nxf3 cxd4 16.Nxd4 Rfd8 17.Rfd1 Ne5 18.Kf1 Nc6 19.Ke2 Kf8 20.h3 Nxd4+ 21.
Rxd4 Rc6 22.g4 Rdc8 23.g5 Nd7 24.h4 b5 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "4"]
[White "Bassan, Remo"]
[Black "Camargo, Santiago"]
[Result "1-0"]
[ECO "B14"]
[EventDate "2013.??.??"]
[PlyCount "189"]

1.c4 c6 2.e4 d5 3.exd5 cxd5 4.d4 Nf6 5.Nc3 e6 6.c5 Be7 7.Nf3 Nc6 8.Bb5 O-O
9.O-O Ne4 10.Bxc6 bxc6 11.Qa4 Nxc3 12.bxc3 Qc7 13.Ne5 Bxc5 14.dxc5 Qxe5 
15.Bf4 Qe4 16.Qxe4 dxe4 17.Rfe1 f5 18.f3 exf3 19.gxf3 Rd8 20.Bd6 Kf7 21.f4
Ba6 22.a4 h6 23.h4 Rd7 24.Kf2 Rg8 25.Rg1 Rb7 26.Ra2 Rd8 27.Ke3 Rdd7 28.Kd4
Rb3 29.Rag2 Kg8 30.Rg6 Ra3 31.Rxe6 Rxa4+ 32.Ke3 Rc4 33.Re8+ Kh7 34.Rc1 Rb7
35.h5 Rb2 36.Re7 Ra4 37.Be5 Rg2 38.Rc2 Rg3+ 39.Kf2 Rg4 40.Rxa7 Ra1 41.c4 
Rag1 42.Ke3 R4g3+ 43.Kd2 R1g2+ 44.Kc1 Rxc2+ 45.Kxc2 Bxc4 46.Rc7 Bb5 47.Bc3
Kg8 48.Kb3 g5 49.hxg6 Rxg6 50.Be5 Rg1 51.Kc3 Rc1+ 52.Kd4 Rd1+ 53.Ke3 Re1+ 
54.Kf2 Rf1+ 55.Kg2 Rc1 56.Rg7+ Kf8 57.Rg6 Rc2+ 58.Kg3 Ke8 59.Bd6 Rc3+ 60.
Kf2 Rc2+ 61.Ke3 Rc3+ 62.Kd4 Rd3+ 63.Ke5 Re3+ 64.Kf6 Bc4 65.Be5 Rh3 66.Rg7 
Rh5 67.Bc7 Bd5 68.Re7+ Kf8 69.Bd6 Rh1 70.Re3+ Kg8 71.Kxf5 Rg1 72.Re8+ Kf7 
73.Re7+ Kg8 74.Kf6 h5 75.Re5 Bf7 76.f5 h4 77.Re4 h3 78.Rh4 Rg2 79.Rxh3 Bd5
80.Be5 Rg7 81.Re3 Rf7+ 82.Kg6 Re7 83.Rg3 Rb7 84.Rh3 Bf7+ 85.Kg5 Kf8 86.Kf6
Kg8 87.Rg3+ Kf8 88.Bd6+ Ke8 89.Re3+ Kd8 90.Be7+ Ke8 91.Bd6+ Kd8 92.Rh3 Rb3
93.Rh8+ Be8 94.Ke6 Rb1 95.Be7+ 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "4"]
[White "Castro, Jose Luis"]
[Black "Villalba, Marcelo"]
[Result "1/2-1/2"]
[ECO "C63"]
[EventDate "2013.??.??"]
[PlyCount "54"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Nc3 fxe4 5.Nxe4 Be7 6.O-O d5 7.Ng3 Bg4 8.h3 
Bxf3 9.Qxf3 Nf6 10.Qc3 O-O 11.Bxc6 bxc6 12.Nf5 Qd7 13.Nxe7+ Qxe7 14.Qxc6 
Rab8 15.d3 Kh8 16.b3 Rb6 17.Qc3 h6 18.Qa5 c5 19.Ba3 Rc6 20.Rae1 Nh5 21.d4 
e4 22.Bxc5 Qg5 23.Be7 Qxe7 24.Qxd5 Qe8 25.Rxe4 Qg6 26.Rg4 Qe8 27.Re4 Qg6 
1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "4"]
[White "Gaviria, Andres"]
[Black "Obando, Soren"]
[Result "1-0"]
[ECO "A47"]
[EventDate "2013.??.??"]
[PlyCount "55"]

1.d4 Nf6 2.Nf3 e6 3.Bf4 c5 4.e3 b6 5.c4 Bb7 6.Nc3 cxd4 7.exd4 d5 8.cxd5 
Nxd5 9.Bb5+ Nc6 10.Qa4 Nb4 11.Ne5 Qc8 12.O-O a6 13.Be2 b5 14.Qd1 Be7 15.
Rc1 Qd8 16.a3 Nxe5 17.Bxe5 Nc6 18.Bf3 O-O 19.Bg3 Bd6 20.Nxb5 Bxg3 21.hxg3 
axb5 22.Bxc6 Bxc6 23.Rxc6 Ra4 24.Qb3 Rxd4 25.Qxb5 Rd2 26.b4 Qd4 27.Qc5 Qb2
28.Rc8 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "4"]
[White "Henriquez, Cristobal"]
[Black "Rodriguez, German"]
[Result "1-0"]
[ECO "B42"]
[EventDate "2013.??.??"]
[PlyCount "55"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Nf6 6.O-O Qc7 7.Qe2 d6 8.c4 
Nbd7 9.Nc3 b6 10.f4 Bb7 11.Kh1 h5 12.f5 e5 13.Nc2 h4 14.Ne3 Be7 15.Ncd5 
Bxd5 16.Nxd5 Nxd5 17.cxd5 b5 18.a4 Qa5 19.b4 Qxb4 20.Bd2 Qc5 21.axb5 a5 
22.Rfc1 Qb6 23.Rc6 Qd8 24.Ra6 Nc5 25.Bxa5 Rxa6 26.bxa6 Qa8 27.Bb5+ Kf8 28.
Bc6 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "4"]
[White "Hernandez, Jairo"]
[Black "Valderrama, Esteban"]
[Result "1-0"]
[ECO "B06"]
[EventDate "2013.??.??"]
[PlyCount "71"]

1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Be3 c6 5.Qd2 b5 6.Bd3 Nd7 7.Nf3 Qc7 8.O-O Ngf6
9.Bh6 O-O 10.Bxg7 Kxg7 11.Ne2 e5 12.c3 Re8 13.Ng3 Nf8 14.a4 Rb8 15.axb5 
cxb5 16.d5 N8d7 17.Nh4 a6 18.Kh1 Ng8 19.b4 Nb6 20.f4 Qe7 21.Nf3 Nd7 22.
fxe5 Nxe5 23.Nd4 Nh6 24.Rf4 Kg8 25.Be2 Qg5 26.Qe3 Nhg4 27.Bxg4 Nxg4 28.Qf3
Ne5 29.Qf1 Bb7 30.Nge2 Rbc8 31.Nf3 Nxf3 32.Qxf3 Bxd5 33.exd5 Rxe2 34.Rf1 
Re7 35.Rxf7 Rce8 36.Rf8+ 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "4"]
[White "Lozano, Nestor"]
[Black "Augoustis, Alexis"]
[Result "1/2-1/2"]
[ECO "A37"]
[EventDate "2013.??.??"]
[PlyCount "14"]

1.c4 c5 2.g3 g6 3.Bg2 Bg7 4.Nc3 Nc6 5.Nf3 e6 6.O-O Nge7 7.d3 O-O 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "4"]
[White "Mamani, Joan Franco"]
[Black "Ruiz, Joshua"]
[Result "0-1"]
[ECO "B20"]
[EventDate "2013.??.??"]
[PlyCount "80"]

1.e4 c5 2.Ne2 Nf6 3.Nbc3 d5 4.exd5 Nxd5 5.g3 Nxc3 6.Nxc3 g6 7.Bg2 Bg7 8.
O-O O-O 9.d3 Nc6 10.Bg5 Qd7 11.Re1 h6 12.Be3 b6 13.Qd2 Kh7 14.Rad1 Bb7 15.
Qe2 Rac8 16.Qf3 Ba8 17.Qe2 Nd4 18.Bxd4 cxd4 19.Nb1 Bxg2 20.Kxg2 Qd5+ 21.
Qf3 Qxa2 22.Rxe7 Rxc2 23.Na3 Rxb2 24.Rxa7 Qe6 25.Nc4 Rb5 26.Rb7 Rf5 27.Qe4
Qf6 28.Rd2 b5 29.Rb6 Qd8 30.Rd6 Qb8 31.Rb6 Qa7 32.Rb7 Qc5 33.Nb6 Qc1 34.
Qe2 Re8 35.Rc2 Rxe2 36.Rxc1 Rfxf2+ 37.Kg1 Rg2+ 38.Kf1 Ref2+ 39.Ke1 Rxh2 
40.Nc8 Be5 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "4"]
[White "Martinez, Jose Eduardo"]
[Black "Martinez, Martin"]
[Result "1/2-1/2"]
[ECO "B66"]
[EventDate "2013.??.??"]
[PlyCount "89"]

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 
h6 9.Bf4 Bd7 10.Nxc6 Bxc6 11.f3 d5 12.exd5 Nxd5 13.Nxd5 Qxd5 14.Qxd5 Bxd5 
15.Bd3 O-O-O 16.Be4 Bxe4 17.Rxd8+ Kxd8 18.fxe4 Bc5 19.c3 Ke7 20.Rd1 Rc8 
21.Kc2 g5 22.Bg3 f5 23.exf5 exf5 24.Rd2 f4 25.Bf2 Bxf2 26.Rxf2 Kf6 27.Rd2 
Rc6 28.Rd7 b6 29.Kd2 g4 30.Ke2 Re6+ 31.Kf2 Ke5 32.Rg7 Kf5 33.Rf7+ Ke5 34.
Rg7 h5 35.Rg5+ Ke4 36.Rxh5 Rd6 37.Ke1 Kd3 38.Rf5 Re6+ 39.Kf1 Ke3 40.Rf8 
Rh6 41.Re8+ Kd3 42.Rg8 Rxh2 43.Rxg4 Rh1+ 44.Kf2 Rb1 45.b4 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "4"]
[White "Mendoza, Rodrigo"]
[Black "Torres, Juan Camilo"]
[Result "1-0"]
[ECO "D11"]
[EventDate "2013.??.??"]
[PlyCount "135"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 Bg4 5.Qb3 Qb6 6.Ne5 Bf5 7.Nc3 e6 8.Bd3 Bxd3
9.Nxd3 Nbd7 10.Qxb6 Nxb6 11.c5 Nbd7 12.b4 Be7 13.Bd2 O-O 14.O-O Rfc8 15.
Rfb1 b6 16.Be1 Rab8 17.f3 Bd8 18.Bg3 Bc7 19.Bxc7 Rxc7 20.a4 bxc5 21.bxc5 
Rcb7 22.Rxb7 Rxb7 23.Rb1 Rxb1+ 24.Nxb1 Kf8 25.Nd2 Nb8 26.Nb3 Ng8 27.Na5 
Ne7 28.Kf2 Ke8 29.g4 f6 30.Nf4 e5 31.Nd3 Nd7 32.Nb7 Nc8 33.Kg3 Ke7 34.Na5 
Nb8 35.dxe5 Kd7 36.f4 Ne7 37.f5 Na6 38.Kf4 g5+ 39.Kf3 Ng8 40.e4 Kc7 41.
exd5 cxd5 42.e6 Ne7 43.Ke3 h5 44.h3 h4 45.Kd4 Kc8 46.Nb3 Kd8 47.Na1 Nc7 
48.Nc2 Nc6+ 49.Kc3 a5 50.Nd4 Ne7 51.Nc1 Na6 52.Ncb3 Kc8 53.Nb5 Nc6 54.N3d4
Ne7 55.Nd6+ Kd8 56.Nb3 Nc6 57.Nb7+ Kc7 58.Nd6 Kd8 59.Nd4 Ne7 60.c6 Nc5 61.
c7+ Kxc7 62.Ne8+ Kd8 63.Nxf6 Nxa4+ 64.Kc2 Nc5 65.Nh7 Nxf5 66.gxf5 g4 67.f6
Nxe6 68.Nxe6+ 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "4"]
[White "Meza, Jerry"]
[Black "Fuentes, Alejandro"]
[Result "0-1"]
[ECO "A00"]
[EventDate "2013.??.??"]
[PlyCount "62"]

1.c3 d5 2.g3 e5 3.Bg2 Nf6 4.d3 Nc6 5.Nd2 Bc5 6.Nb3 Bb6 7.Nf3 O-O 8.O-O Re8
9.Qc2 h6 10.e4 Bg4 11.h3 Be6 12.exd5 Nxd5 13.d4 Qd7 14.Nxe5 Nxe5 15.dxe5 
Bxh3 16.Qe4 Bxg2 17.Qxg2 c6 18.c4 Nb4 19.Bd2 Nd3 20.Bc3 Nxe5 21.Rad1 Qg4 
22.Bxe5 Rxe5 23.Rfe1 Rae8 24.Rf1 Qxc4 25.Rd7 R5e7 26.Qh3 Rxd7 27.Qxd7 Qe6 
28.Qxb7 Qh3 29.Qxc6 Qxg3+ 30.Qg2 Qf4 31.Qh2 Qf6 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "4"]
[White "Nino, Juan Camilo"]
[Black "Sabogal, Jeison"]
[Result "1-0"]
[ECO "B07"]
[EventDate "2013.??.??"]
[PlyCount "94"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bg5 Bg7 5.e5 Nfd7 6.exd6 cxd6 7.Qd2 h6 8.Be3 
Nc6 9.O-O-O a6 10.Nf3 b5 11.Kb1 Na5 12.Bd3 Nc4 13.Bxc4 bxc4 14.Rhe1 Bb7 
15.Bf4 Nb6 16.Qe3 Nd5 17.Nxd5 Bxd5 18.Nd2 c3 19.Qxc3 Rc8 20.Qe3 e6 21.h4 
Qb6 22.Ne4 Bxe4 23.Qxe4 O-O 24.Re3 d5 25.Qd3 Rc4 26.Be5 Bxe5 27.Rxe5 Rb8 
28.b3 Qc7 29.h5 g5 30.f4 a5 31.fxg5 a4 32.Re3 axb3 33.cxb3 hxg5 34.Rg3 Qf4
35.Rf1 Qh4 36.Qe3 Qe4+ 37.Qxe4 dxe4 38.Rxg5+ Kf8 39.h6 Rcc8 40.h7 Ke7 41.
Rg7 Rf8 42.Rf4 e3 43.Kc2 Ra8 44.Kd3 e2 45.Kxe2 Rxa2+ 46.Kd3 Raa8 47.Rfg4 
Rh8 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "4"]
[White "Palma, Alvaro"]
[Black "Ochoa, Manuel"]
[Result "0-1"]
[ECO "C00"]
[EventDate "2013.??.??"]
[PlyCount "113"]

1.e4 e6 2.d3 d5 3.Nd2 Nf6 4.Ngf3 Nc6 5.Be2 dxe4 6.dxe4 Bc5 7.O-O e5 8.c3 
a5 9.Qc2 O-O 10.Nc4 Nd7 11.Ne3 Ne7 12.Rd1 f6 13.b4 Ba7 14.Rb1 Kh8 15.a3 
Qe8 16.c4 Bxe3 17.Bxe3 f5 18.exf5 Nxf5 19.Rb3 e4 20.Nd4 Nxe3 21.Rxe3 Qf7 
22.Bf1 Nf6 23.h3 axb4 24.axb4 Bd7 25.Rde1 Ra4 26.b5 Rfa8 27.Rb3 Qe7 28.Rb2
Qc5 29.Qd2 Be8 30.Nb3 Qe5 31.Rc2 Bf7 32.Qe3 b6 33.f4 Qe7 34.Rc3 Ra3 35.
Rec1 Qb4 36.Kh2 Rd8 37.Be2 Ra2 38.R1c2 Rxc2 39.Rxc2 Rd3 40.Bxd3 Qxb3 41.
Qc1 Qxd3 42.Rc3 Qd6 43.c5 bxc5 44.Rxc5 Nd5 45.Rc6 Qe7 46.Kg3 e3 47.Qc5 Qe4
48.Qc4 Qxc4 49.Rxc4 g6 50.Kf3 Kg7 51.Rc5 Kf6 52.Ke4 e2 53.Rc1 Nb4 54.Ke3 
e1=Q+ 55.Rxe1 Nc2+ 56.Kd2 Nb4 57.Ke2 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "4"]
[White "Principe, Alexander"]
[Black "Romero, Jaime"]
[Result "0-1"]
[ECO "C41"]
[EventDate "2013.??.??"]
[PlyCount "112"]

1.e4 e5 2.Nf3 d6 3.d4 exd4 4.Nxd4 Nf6 5.Nc3 Be7 6.Be2 O-O 7.O-O Nbd7 8.Be3
Re8 9.Qd2 Bf8 10.f3 c6 11.Rad1 Nc5 12.g4 g6 13.Ndb5 d5 14.b4 Ne6 15.exd5 
cxb5 16.Bxb5 Nc7 17.Bxe8 Ncxe8 18.g5 Nd7 19.Ne4 Ne5 20.Qe2 Bh3 21.Rf2 Rc8 
22.Bd4 Bg7 23.Ba1 Bf5 24.Nf6+ Nxf6 25.gxf6 Qxf6 26.f4 Rxc2 27.Bxe5 Rxe2 
28.Bxf6 Rxf2 29.Bxg7 Rxf4 30.Bd4 a6 31.Bc5 Re4 32.Kf2 f6 33.a3 Kf7 34.Rd2 
Bd7 35.Bd6 Bf5 36.Rd1 Rc4 37.Bc5 Ke8 38.Bd4 Bc2 39.Re1+ Kd7 40.Bc5 Be4 41.
Rd1 f5 42.d6 a5 43.h4 a4 44.Rg1 f4 45.Rg5 Rc2+ 46.Ke1 Bf5 47.Rg1 b5 48.Rf1
Rc1+ 49.Kf2 Rxf1+ 50.Kxf1 h6 51.Kf2 Be4 52.Ke2 g5 53.h5 g4 54.Bd4 Kxd6 55.
Bg7 g3 56.Bxh6 f3+ 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "4"]
[White "Ribero, Guillermo"]
[Black "Martinez, Steven"]
[Result "0-1"]
[ECO "B13"]
[EventDate "2013.??.??"]
[PlyCount "44"]

1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 Nc6 6.Nf3 Bg4 7.Be3 e6 8.Be2 
dxc4 9.Bxc4 Bd6 10.h3 Bh5 11.O-O O-O 12.Rc1 Rc8 13.Re1 a6 14.d5 exd5 15.
Nxd5 Ne5 16.Bb6 Nxf3+ 17.gxf3 Qd7 18.Ne7+ Bxe7 19.Qb3 Rfe8 20.Red1 Qxh3 
21.Rc3 Bd6 22.Be3 Bxf3 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "4"]
[White "Roman, Rodrigo"]
[Black "Duran, Sergio"]
[Result "1/2-1/2"]
[ECO "A48"]
[EventDate "2013.??.??"]
[PlyCount "170"]

1.d4 Nf6 2.Nf3 g6 3.Bg5 Bg7 4.Nbd2 O-O 5.e4 d5 6.Bd3 dxe4 7.Nxe4 Nxe4 8.
Bxe4 c5 9.c3 Qb6 10.Rb1 cxd4 11.Nxd4 e5 12.Nf3 Be6 13.b3 h6 14.Be3 Qc7 15.
O-O Nd7 16.Bd5 Bf5 17.Rc1 Nb6 18.Bxb6 Qxb6 19.Re1 Rfe8 20.Nd2 Rad8 21.Nc4 
Qc5 22.Ne3 b5 23.b4 Qd6 24.Qe2 Qb6 25.Nxf5 Rxd5 26.Nxg7 Kxg7 27.Rcd1 Red8 
28.Rxd5 Rxd5 29.g3 Qc6 30.Rc1 Qd6 31.a3 a6 32.c4 bxc4 33.Qxc4 Rd3 34.a4 
Rd1+ 35.Kg2 Rxc1 36.Qxc1 Qxb4 37.Qc6 a5 38.Qb5 Qxb5 39.axb5 a4 40.b6 a3 
41.b7 a2 42.b8=Q a1=Q 43.Qb7 Qd4 44.h4 Qg4 45.Qd5 Qf5 46.Qc6 g5 47.hxg5 
hxg5 48.Qd5 g4 49.Qd1 Qe4+ 50.Kg1 Qf3 51.Qd8 Qf5 52.Qd5 Kg6 53.Qd6+ Kg5 
54.Qd2+ Kg6 55.Qd6+ f6 56.Qe7 Qb1+ 57.Kg2 Kg5 58.Qg7+ Qg6 59.Qc7 Kh6 60.
Qc1+ Qg5 61.Qh1+ Kg6 62.Qh8 Kf7 63.Qc8 Kg7 64.Qd7+ Kh6 65.Qc8 Qg7 66.Qc1+ 
Kg6 67.Qc2+ f5 68.Qc6+ Qf6 69.Qe8+ Kh6 70.Qc8 e4 71.Qc1+ Kg6 72.Qc8 Qf7 
73.Qc6+ Kh7 74.Qc5 Qe6 75.Qc7+ Kg6 76.Qf4 Qd5 77.Qe3 Kh5 78.Kh2 Qd3 79.Qa7
Kg6 80.Qb6+ Kg5 81.Qe6 Qd4 82.Qg8+ Kh6 83.Qf8+ Kg6 84.Qe8+ Kg7 85.Qe7+ Kg6
1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "4"]
[White "Valencia, Cristian"]
[Black "Gutierrez, Jorge"]
[Result "1/2-1/2"]
[ECO "C00"]
[EventDate "2013.??.??"]
[PlyCount "82"]

1.e4 e6 2.d4 d5 3.Bd3 dxe4 4.Bxe4 Nf6 5.Bf3 c5 6.Ne2 Be7 7.O-O O-O 8.c3 
Nd5 9.Nd2 Nc6 10.c4 Nf6 11.Nb3 cxd4 12.Nexd4 Ne5 13.Qe2 Nxf3+ 14.Qxf3 e5 
15.Nf5 Bxf5 16.Qxf5 Qc7 17.Re1 e4 18.c5 a5 19.Bf4 Qc8 20.Qg5 a4 21.Nd4 h6 
22.Qg3 Nh5 23.Qe3 Nxf4 24.Qxf4 Qxc5 25.Nf5 Bg5 26.Qxe4 Ra5 27.Ne3 Bxe3 28.
Rxe3 Qd5 29.Qe7 Rc8 30.Rae1 Rac5 31.h3 b5 32.Rg3 Qd4 33.Re4 Rc1+ 34.Kh2 
Qxf2 35.Rgg4 Qxb2 36.Rd4 Rf1 37.Rd8+ Rxd8 38.Qxd8+ Kh7 39.Qd3+ f5 40.Qxf1 
fxg4 41.Qf5+ Kg8 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "4"]
[White "Zavarce, Oscar"]
[Black "Leiva, Giuseppe"]
[Result "0-1"]
[ECO "B90"]
[EventDate "2013.??.??"]
[PlyCount "78"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e5 7.Nb3 Be6 8.h3 Be7
9.Qf3 Nbd7 10.g4 Nb6 11.g5 Nfd7 12.h4 Rc8 13.Bh3 Bxh3 14.Rxh3 O-O 15.Rg3 
d5 16.exd5 Bb4 17.Bd2 Nc4 18.Qg4 Ndb6 19.O-O-O Qe7 20.Ne4 Nxd2 21.Nbxd2 
Nxd5 22.Nf1 Nf4 23.a3 Qc7 24.c3 Ba5 25.Ne3 Rfd8 26.Nf5 Rxd1+ 27.Qxd1 Rd8 
28.Qc2 Qc4 29.Kb1 Qf1+ 30.Ka2 Qc4+ 31.Kb1 Qf1+ 32.Ka2 g6 33.Nh6+ Kg7 34.
Qb3 Rd7 35.Nf6 Ne2 36.Ne8+ Kf8 37.Qc2 Nxg3 38.Nf6 Rd1 39.Qa4 Ra1+ 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "5"]
[White "Acevedo, Johan"]
[Black "Valencia, Cristian"]
[Result "1-0"]
[ECO "B97"]
[EventDate "2013.??.??"]
[PlyCount "115"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 8.Nb3 h6 
9.Bxf6 gxf6 10.Qf3 Bd7 11.f5 Be7 12.Bc4 Nc6 13.fxe6 fxe6 14.Qh3 Nd8 15.
O-O-O Qc7 16.Be2 b5 17.Bh5+ Kf8 18.Rd3 b4 19.Nd1 Nc6 20.Rg3 f5 21.exf5 
Bg5+ 22.Kb1 exf5 23.Rf3 f4 24.Bg4 Bxg4 25.Qxg4 Ne5 26.Qf5+ Kg7 27.Nd4 Qf7 
28.Qxf7+ Kxf7 29.Rff1 Ng6 30.Nf2 Bf6 31.Rd1 Be5 32.Ne4 Rhe8 33.Nf5 Re6 34.
Nxh6+ Kf8 35.Ng5 Re7 36.Nf5 Rd7 37.h4 Rad8 38.Ne6+ Kg8 39.Nh6+ Kh7 40.Nxd8
Kxh6 41.Nc6 Rg7 42.h5 Ne7 43.Nxe5 dxe5 44.Rd6+ Kh7 45.h6 Rf7 46.Re6 Nf5 
47.Rxe5 Ne3 48.Rg5 Nf5 49.Kc1 Ng3 50.Rh3 Nf5 51.a3 bxa3 52.bxa3 a5 53.Kd2 
Rd7+ 54.Kc3 Rc7+ 55.Kd3 Ne7 56.Rxa5 Ng6 57.Rg5 Ra7 58.Rxg6 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "5"]
[White "Augoustis, Alexis"]
[Black "Meza, Jerry"]
[Result "0-1"]
[ECO "B27"]
[EventDate "2013.??.??"]
[PlyCount "70"]

1.e4 g6 2.d4 c5 3.Nf3 Bg7 4.c3 Qb6 5.dxc5 Qxc5 6.Be3 Qc7 7.Bd3 Nf6 8.h3 d6
9.Na3 Bd7 10.Qc2 O-O 11.O-O Nc6 12.Qd2 Rfb8 13.Rac1 Qc8 14.Nh2 b5 15.f4 a6
16.Bb1 Qb7 17.b3 Rd8 18.Nf3 b4 19.cxb4 Nxb4 20.Rfe1 Bc6 21.Bf2 a5 22.Qe3 
Bh6 23.g4 Bf8 24.Nd4 Bd7 25.f5 a4 26.Nac2 Na6 27.Na1 Bg7 28.bxa4 Bxa4 29.
Nab3 Nb4 30.Re2 Rdc8 31.Rd1 Nd7 32.Nc2 Rc3 33.Qd2 Bxb3 34.axb3 Rxb3 35.Nd4
Rxh3 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "5"]
[White "Camargo, Santiago"]
[Black "Lozano, Nestor"]
[Result "0-1"]
[ECO "B35"]
[EventDate "2013.??.??"]
[PlyCount "66"]

1.e4 c5 2.Nf3 g6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Bg7 6.Be3 Nf6 7.Bc4 Qa5 8.Bd5 
O-O 9.Nb3 Qc7 10.f3 d6 11.Qd2 Ne5 12.Nd4 a6 13.h4 h5 14.Bb3 Nc4 15.Bxc4 
Qxc4 16.Nde2 b5 17.a3 Bb7 18.Bh6 Rac8 19.O-O-O a5 20.Bxg7 Kxg7 21.Rdg1 b4 
22.axb4 axb4 23.Nb1 e5 24.Ng3 Rfd8 25.Qe2 Qb3 26.Nc3 Rxc3 27.bxc3 Qa3+ 28.
Kd1 Qa1+ 29.Kd2 Qxc3+ 30.Kd1 Ra8 31.Qd3 Ra1+ 32.Ke2 Ba6 33.Rxa1 Qxc2+ 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "5"]
[White "Cuellar, Diego"]
[Black "Hernandez, Jairo"]
[Result "1/2-1/2"]
[ECO "B38"]
[EventDate "2013.??.??"]
[PlyCount "48"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3 Nf6 7.Nc3 O-O 8.Be2 
d6 9.O-O Bd7 10.Qd2 Nxd4 11.Bxd4 Bc6 12.Bd3 Nd7 13.Bxg7 Kxg7 14.Rfe1 a5 
15.Re3 h6 16.Rd1 a4 17.Bb1 Qa5 18.Qd4+ Qe5 19.f4 Qxd4 20.Rxd4 Ra5 21.Rd2 
Rd8 22.Re1 Raa8 23.Rd4 Rf8 24.Re3 e5 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "5"]
[White "Duran, Sergio"]
[Black "Gaviria, Andres"]
[Result "1-0"]
[ECO "B19"]
[EventDate "2013.??.??"]
[PlyCount "47"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 Nd7 8.h5 Bh7
9.Bd3 Bxd3 10.Qxd3 e6 11.Bd2 Ngf6 12.O-O-O Be7 13.Kb1 O-O 14.Ne4 Nxe4 15.
Qxe4 Nf6 16.Qd3 Qd5 17.Ne5 c5 18.Be3 cxd4 19.Bxd4 Rfd8 20.f3 a5 21.Qe2 Nd7
22.Bc3 Qc5 23.Nxd7 Qc7 24.Ne5 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "5"]
[White "Fuentes, Alejandro"]
[Black "Castro, Jose Luis"]
[Result "1-0"]
[ECO "B07"]
[EventDate "2013.??.??"]
[PlyCount "48"]

1.d4 Nf6 2.Nc3 g6 3.e4 d6 4.Be3 c6 5.Qd2 Qa5 6.h3 b5 7.Bd3 Bg7 8.Nf3 O-O 
9.O-O e5 10.dxe5 dxe5 11.Bh6 Rd8 12.Qg5 Nbd7 13.Ne2 Bh8 14.Ng3 Nc5 15.Nxe5
Qc7 16.Nxg6 hxg6 17.Qxc5 Nd7 18.Qg5 Bxb2 19.e5 Nxe5 20.Nh5 Qd6 21.Nf6+ Kh8
22.Ne4 Nf3+ 23.gxf3 Qd5 24.Qh4 Bxh3 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "5"]
[White "Gutierrez, Jorge"]
[Black "Jimenez, Leonardo"]
[Result "0-1"]
[ECO "D35"]
[EventDate "2013.??.??"]
[PlyCount "68"]

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bf4 c6 6.e3 Bf5 7.Nf3 Nbd7 8.a3 
Be7 9.Be5 O-O 10.Bxf6 Nxf6 11.Bd3 Bxd3 12.Qxd3 Bd6 13.h3 Re8 14.Nd2 Qd7 
15.O-O Rad8 16.b4 b6 17.Kh1 Re6 18.f4 Rde8 19.Rae1 Nh5 20.f5 R6e7 21.Rf3 
Ng3+ 22.Kg1 Ne4 23.Rff1 Ng3 24.Rf3 Bb8 25.b5 Ne4 26.bxc6 Qxc6 27.Ne2 Ng5 
28.Nc3 Nxf3+ 29.Nxf3 Bg3 30.Re2 h6 31.Nd1 Qc1 32.Rc2 Rxe3 33.Rxc1 Rxd3 34.
Nc3 Rc8 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "5"]
[White "Leiva, Giuseppe"]
[Black "Martinez, Jose Eduardo"]
[Result "0-1"]
[ECO "A43"]
[EventDate "2013.??.??"]
[PlyCount "94"]

1.d4 Nf6 2.Nf3 c5 3.d5 e6 4.Nc3 Nxd5 5.Nxd5 exd5 6.Qxd5 Nc6 7.e4 d6 8.Ng5 
Qe7 9.Bc4 f6 10.Qf7+ Kd7 11.Be6+ Kc7 12.Bxc8 Kxc8 13.Qxe7 Bxe7 14.Ne6 Kd7 
15.Nxg7 Nd4 16.O-O Nxc2 17.Rb1 Nd4 18.Be3 Rhg8 19.Nh5 Nf3+ 20.Kh1 Ne5 21.
Rbd1 c4 22.Bd4 Nd3 23.Nxf6+ Bxf6 24.Bxf6 Rae8 25.f3 d5 26.e5 Kc6 27.Rxd3 
cxd3 28.Rd1 d4 29.Rxd3 Kd5 30.g4 Rc8 31.e6 Kxe6 32.Bxd4 Rc2 33.Bc3 h5 34.
h3 hxg4 35.hxg4 Rc8 36.f4 Rc4 37.f5+ Kf7 38.Rg3 Rf4 39.g5 Rxf5 40.g6+ Kg8 
41.g7 Rf1+ 42.Rg1 Rxg1+ 43.Kxg1 b5 44.a3 a5 45.Kf1 b4 46.axb4 Rxc3 47.Ke1 
Rc4 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "5"]
[White "Mamani, Joan Franco"]
[Black "Henriquez, Cristobal"]
[Result "1-0"]
[ECO "B91"]
[EventDate "2013.??.??"]
[PlyCount "127"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.g3 e5 7.Nb3 Be7 8.Bg2 
Nbd7 9.O-O b6 10.Re1 Bb7 11.Nd2 b5 12.a3 Nc5 13.Nf1 O-O 14.b4 Ncd7 15.Ne3 
Rc8 16.Qd3 Qc7 17.Bd2 Nb6 18.a4 Nc4 19.Nxc4 bxc4 20.Qe2 Rfd8 21.Rab1 h6 
22.b5 axb5 23.Nxb5 Qd7 24.Ba5 Re8 25.Qf1 Ra8 26.Nc7 Rxa5 27.Rxb7 Rf8 28.
Reb1 Qxa4 29.Nb5 Re8 30.Qd1 Bf8 31.Qd2 Qa2 32.Nc3 Qa3 33.Rc7 Rc5 34.Rcb7 
Qa8 35.h3 Rec8 36.g4 R5c7 37.R7b5 Rc5 38.R5b4 Ra5 39.Rb7 Ra1 40.Kh2 Rxb1 
41.Rxb1 Qa5 42.Rb5 Qa6 43.Bf3 d5 44.exd5 e4 45.Bg2 Bd6+ 46.Kg1 Be5 47.Rb1 
Rb8 48.Rd1 Qa3 49.Ne2 Qb2 50.f4 exf3 51.Bxf3 Qa3 52.Bg2 Qc5+ 53.Kh1 c3 54.
Qd3 g6 55.Ng1 Rd8 56.Ne2 Rd6 57.Nc1 Nxd5 58.Bxd5 Qf2 59.Qe2 Qg3 60.Qg2 Qe3
61.Qf3 Qa7 62.Qe4 Bg3 63.Rf1 Bf2 64.Nd3 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "5"]
[White "Martinez, Steven"]
[Black "Principe, Alexander"]
[Result "0-1"]
[ECO "A04"]
[EventDate "2013.??.??"]
[PlyCount "86"]

1.e4 c5 2.Nf3 d6 3.d3 Nc6 4.g3 g6 5.Bg2 Bg7 6.O-O e6 7.Re1 Nge7 8.Nbd2 b6 
9.Nf1 Bb7 10.c3 Qc7 11.d4 O-O 12.a3 c4 13.h4 Na5 14.N1h2 Nb3 15.Rb1 Nxc1 
16.Qxc1 e5 17.dxe5 dxe5 18.h5 Rad8 19.h6 Bh8 20.Ng5 Nc6 21.Bf1 Na5 22.Qe3 
Bf6 23.Ng4 Be7 24.Rbd1 Bc8 25.Nh2 f6 26.Ngf3 Bc5 27.Qc1 Be6 28.Rxd8 Rxd8 
29.Rd1 Nb3 30.Qc2 Rxd1 31.Qxd1 Bf8 32.Nh4 Bxh6 33.Ng4 Bg7 34.Ne3 b5 35.Be2
Qd7 36.Qxd7 Bxd7 37.a4 Nc1 38.Kf1 a6 39.axb5 axb5 40.Ke1 Kf7 41.Kd1 Nb3 
42.Nf3 Bh6 43.Nf1 Bc6 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "5"]
[White "Obando, Soren"]
[Black "Nino, Juan Camilo"]
[Result "0-1"]
[ECO "E23"]
[EventDate "2013.??.??"]
[PlyCount "80"]

1.d4 e6 2.c4 Nf6 3.Nc3 Bb4 4.Qb3 c5 5.dxc5 Nc6 6.Bg5 h6 7.Bh4 g5 8.Bg3 Ne4
9.e3 Qf6 10.Ne2 Nxc5 11.Qc2 d5 12.a3 dxc4 13.O-O-O Ba5 14.Nb5 Nd3+ 15.Kb1 
Nxf2 16.Nd6+ Kf8 17.Bxf2 Qxf2 18.Nxc4 Bc7 19.Qc3 e5 20.Ng3 Be6 21.Ne4 Bf5 
22.Bd3 Qxg2 23.Ncd6 Bxd6 24.Nxd6 Bxd3+ 25.Qxd3 Rd8 26.Rhf1 Kg8 27.Qf5 Rh7 
28.h4 Rg7 29.Nxb7 Rd2 30.Rxd2 Qxd2 31.hxg5 Ne7 32.Qf3 Qd3+ 33.Ka1 e4 34.
Qf4 Nd5 35.Qb8+ Kh7 36.g6+ Kxg6 37.Qg3+ Kh7 38.Qh3 Nxe3 39.Rh1 Rg1+ 40.Ka2
Qc4+ 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "5"]
[White "Ochoa, Manuel"]
[Black "Bassan, Remo"]
[Result "1-0"]
[ECO "E18"]
[EventDate "2013.??.??"]
[PlyCount "175"]

1.Nf3 Nf6 2.g3 b6 3.Bg2 Bb7 4.O-O e6 5.d4 Be7 6.c4 O-O 7.Nc3 Ne4 8.Nxe4 
Bxe4 9.Ne1 Bxg2 10.Nxg2 d5 11.cxd5 Qxd5 12.Bf4 Bf6 13.e3 c5 14.Bxb8 Raxb8 
15.Nf4 Qe4 16.Qd3 Qxd3 17.Nxd3 cxd4 18.e4 Bd8 19.Rac1 Re8 20.e5 f6 21.f4 
b5 22.Rc6 Rb6 23.Rc8 Rf8 24.Rfc1 fxe5 25.fxe5 Be7 26.R1c7 Rxc8 27.Rxc8+ 
Kf7 28.Rc7 a5 29.Kf2 b4 30.Kf3 b3 31.a4 Ke8 32.Ke4 Kd8 33.Rc4 g5 34.g4 Rb8
35.Rxd4+ Kc7 36.Rc4+ Kd7 37.Ke3 h5 38.h3 hxg4 39.hxg4 Rh8 40.Kd2 Rh3 41.
Rd4+ Kc7 42.Kc3 Re3 43.Kd2 Rg3 44.Re4 Kb6 45.Rc4 Kb7 46.Rd4 Kc7 47.Kc3 Re3
48.Kd2 Rg3 49.Kc3 Bf8 50.Kc4 Kc6 51.Re4 Rg2 52.Kc3 Rg3 53.Rc4+ Kb6 54.Re4 
Be7 55.Kc4 Kc6 56.Nc1 Rg2 57.Nxb3 Rc2+ 58.Kd3 Rxb2 59.Nxa5+ Kc5 60.Rc4+ 
Kd5 61.Rd4+ Kc5 62.Rd7 Bf8 63.Rf7 Rb8 64.Nc4 Rb3+ 65.Kc2 Rb4 66.Nb2 Rb8 
67.Kc3 Kd5 68.Nc4 Ke4 69.a5 Bb4+ 70.Kc2 Kd4 71.Rc7 Bc5 72.Nd2 Kd5 73.Kd3 
Rb4 74.Nc4 Rb3+ 75.Kc2 Rb5 76.Kc3 Bd4+ 77.Kd3 Rb3+ 78.Kd2 Bxe5 79.Nxe5 
Kxe5 80.Rc5+ Kf4 81.Rc4+ Kf3 82.Rc3+ Rxc3 83.Kxc3 Kxg4 84.a6 Kh3 85.a7 g4 
86.a8=Q Kh2 87.Kd2 g3 88.Ke2 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "5"]
[White "Rodriguez, German"]
[Black "Ribero, Guillermo"]
[Result "1-0"]
[ECO "B78"]
[EventDate "2013.??.??"]
[PlyCount "81"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 Nc6 8.Bc4 
O-O 9.Qd2 Bd7 10.O-O-O Rb8 11.Bb3 b5 12.Kb1 Na5 13.h4 Nc4 14.Bxc4 bxc4 15.
Ka1 Qa5 16.h5 Rb6 17.Nd5 Nxd5 18.Qxa5 Nxe3 19.c3 Nxd1 20.Rxd1 Rfb8 21.Rd2 
e5 22.Ne2 Bb5 23.hxg6 hxg6 24.Qxa7 R8b7 25.Qa8+ Bf8 26.g4 Kg7 27.Ng3 Rb8 
28.Qd5 Ra6 29.Rh2 Ba4 30.g5 Bb3 31.a3 Ra7 32.Nf1 Rc7 33.Ne3 Rc5 34.Qd2 d5 
35.Nxd5 Ra5 36.Nf6 Bxa3 37.Rh7+ Kf8 38.Rh8+ Kg7 39.Rxb8 Bd6+ 40.Kb1 Bxb8 
41.Qd8 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "5"]
[White "Roman, Rodrigo"]
[Black "Palma, Alvaro"]
[Result "1-0"]
[ECO "B67"]
[EventDate "2013.??.??"]
[PlyCount "81"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2 a6 8.f4 Bd7
9.O-O-O b5 10.Nxc6 Bxc6 11.Bd3 Be7 12.e5 dxe5 13.fxe5 Nd7 14.Bxe7 Qxe7 15.
Be4 Rc8 16.Bxc6 Rxc6 17.Ne4 Nxe5 18.Nd6+ Kf8 19.Rhe1 f6 20.Nxb5 axb5 21.
Rxe5 Kf7 22.Rxb5 Rhc8 23.c3 R8c7 24.Qd8 e5 25.Qxe7+ Kxe7 26.a4 h5 27.Kc2 
h4 28.Rd3 Ke6 29.g4 hxg3 30.hxg3 e4 31.Rd4 f5 32.g4 g6 33.gxf5+ gxf5 34.
Rdd5 Rf7 35.Re5+ Kd6 36.Rbd5+ Kc7 37.Rxf5 Rh7 38.Rfe5 Rh2+ 39.Rd2 Rh4 40.
Re2 e3 41.b3 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "5"]
[White "Romero, Jaime"]
[Black "Barros, Cristhian"]
[Result "0-1"]
[ECO "B22"]
[EventDate "2013.??.??"]
[PlyCount "58"]

1.e4 c5 2.c3 d5 3.exd5 Qxd5 4.d4 Nf6 5.Nf3 Bg4 6.Be2 e6 7.h3 Bh5 8.Be3 
cxd4 9.cxd4 Nc6 10.Nc3 Qd6 11.O-O Be7 12.Rc1 O-O 13.Qd2 Rfd8 14.Rfd1 Rac8 
15.Bf4 Qb4 16.a3 Qb3 17.g4 Bg6 18.Nb5 Nd5 19.Be3 Nxe3 20.Qxe3 Qxb2 21.d5 
exd5 22.Nxa7 Nxa7 23.Qxe7 Nc6 24.Rxc6 bxc6 25.Ba6 Re8 26.Qd7 Rcd8 27.Qxc6 
Qb3 28.Re1 Rxe1+ 29.Nxe1 Qxa3 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "5"]
[White "Ruiz, Joshua"]
[Black "Mendoza, Rodrigo"]
[Result "1-0"]
[ECO "B16"]
[EventDate "2013.??.??"]
[PlyCount "103"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ gxf6 6.Nf3 Bg4 7.Be2 e6 8.
O-O Bg7 9.Nh4 f5 10.Bxg4 Qxh4 11.Bf3 Qxd4 12.Bd2 Nd7 13.c3 Qd6 14.Qc2 O-O 
15.Rfd1 Ne5 16.Be2 Qe7 17.b4 Rfd8 18.h3 Nd7 19.Rab1 Nf6 20.Bf3 Rac8 21.a4 
Rd7 22.Re1 c5 23.b5 c4 24.Be3 Nd5 25.Bxd5 Rxd5 26.Bxa7 Qa3 27.Re3 Ra8 28.
Bd4 Qxa4 29.Qe2 Bxd4 30.cxd4 Qa2 31.Rb2 Qa1+ 32.Kh2 Rad8 33.Rc2 Qxd4 34.
Rg3+ Kf8 35.Rxc4 Qf6 36.Qe3 R5d7 37.Qc5+ Rd6 38.Qb4 e5 39.Rh4 h6 40.Rh5 f4
41.Rg4 Qe6 42.Qe4 Qd5 43.Qh7 Rf6 44.Rxh6 Qd6 45.Rh5 f3 46.Qe4 b6 47.gxf3 
Qc5 48.Kg2 Qxb5 49.Rgg5 Rd5 50.Rh8+ Ke7 51.Rgg8 Qd3 52.Re8+ 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "5"]
[White "Torres, Juan Camilo"]
[Black "Acosta, Jorian"]
[Result "1/2-1/2"]
[ECO "D93"]
[EventDate "2013.??.??"]
[PlyCount "87"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.Nc3 d5 5.Bf4 O-O 6.e3 c5 7.dxc5 Ne4 8.Rc1 
Nxc3 9.bxc3 dxc4 10.Qxd8 Rxd8 11.Bxc4 Nd7 12.Ng5 Rf8 13.Ne4 Kh8 14.h4 f5 
15.Ng5 e5 16.Bh2 Nxc5 17.Ke2 Bf6 18.Nf7+ Kg7 19.Nxe5 Re8 20.Nf3 Ne4 21.Nd4
Nxc3+ 22.Rxc3 Bxd4 23.Rb3 Be5 24.Bxe5+ Rxe5 25.Rd1 Rb8 26.Rd6 b6 27.g3 Rc5
28.Kd3 Rb7 29.Ba6 Rd7 30.Rxd7+ Bxd7 31.Rc3 Ra5 32.Bc4 Kf6 33.Bb3 Ke7 34.
Rc7 Kd6 35.Rb7 h5 36.Rb8 Be6 37.Re8 Bxb3 38.axb3 Re5 39.Rg8 Re6 40.Kd4 
Re4+ 41.Kd3 Rg4 42.Kc3 a5 43.Rb8 Kc5 44.Rd8 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "5"]
[White "Valderrama, Esteban"]
[Black "Martinez, Martin"]
[Result "0-1"]
[ECO "B57"]
[EventDate "2013.??.??"]
[PlyCount "112"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 Qb6 7.Nb3 e6 8.O-O 
a6 9.Be3 Qc7 10.f4 b5 11.Bd3 Be7 12.Qf3 b4 13.Nd1 e5 14.f5 h5 15.Nf2 Bb7 
16.Rac1 Rc8 17.c3 Qb8 18.Rfd1 Qa8 19.Bg5 Nd7 20.Bxe7 Kxe7 21.Bc4 Nf6 22.
Qg3 Qa7 23.Kf1 Rhg8 24.Qd3 Rgd8 25.Qg3 Kf8 26.Bd5 a5 27.c4 a4 28.Bxc6 Bxc6
29.Nd2 Ke7 30.b3 a3 31.Ke2 Rg8 32.Qe3 Qxe3+ 33.Kxe3 g6 34.fxg6 Rxg6 35.Rg1
Rcg8 36.g3 h4 37.Kf3 Nh5 38.g4 f5 39.h3 Nf4 40.Ke3 fxe4 41.Rcf1 d5 42.cxd5
Nxd5+ 43.Kxe4 Rd8 44.Nc4 Rf6 45.Nxe5 Rf4+ 46.Kd3 Bb5+ 47.Nc4 Nc3+ 48.Kc2 
Rxc4 49.Re1+ Kf8 50.bxc4 Ba4+ 51.Kc1 Nxa2+ 52.Kb1 Nc3+ 53.Kc1 b3 54.Nd3 
Rxd3 55.Rg2 b2+ 56.Rxb2 Rd1+ 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "5"]
[White "Villalba, Marcelo"]
[Black "Zavarce, Oscar"]
[Result "1-0"]
[ECO "B40"]
[EventDate "2013.??.??"]
[PlyCount "66"]

1.e4 c5 2.Nf3 e6 3.Nc3 a6 4.g3 b5 5.Bg2 Bb7 6.d3 d6 7.O-O Nf6 8.Ng5 h6 9.
Nh3 b4 10.Ne2 d5 11.e5 Ng4 12.f4 Nc6 13.Nf2 h5 14.Nxg4 hxg4 15.f5 Nxe5 16.
fxe6 fxe6 17.Nf4 Qd7 18.Re1 Bd6 19.d4 cxd4 20.Rxe5 Bxe5 21.Ng6 Rh5 22.Qxg4
Rf5 23.Nxe5 Rxe5 24.Qxd4 Re2 25.Bg5 Kf7 26.Bf3 Rxc2 27.Qd3 Qc7 28.Qh7 Qb6+
29.Kh1 d4 30.Rf1 Ke8 31.Qg8+ Kd7 32.Qf7+ Kd6 33.Bf4+ Kc5 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "6"]
[White "Bassan, Remo"]
[Black "Lozano, Nestor"]
[Result "1/2-1/2"]
[ECO "A38"]
[EventDate "2013.??.??"]
[PlyCount "121"]

1.c4 c5 2.Nc3 g6 3.g3 Bg7 4.Bg2 Nc6 5.Nf3 d6 6.O-O Nf6 7.d4 cxd4 8.Nxd4 
Bd7 9.Nc2 h5 10.h4 Qc8 11.Bg5 Nh7 12.Bf4 Bh3 13.Qd2 O-O 14.Nd5 Bxg2 15.
Kxg2 Bxb2 16.Rab1 Bg7 17.Bh6 b6 18.e4 Qd7 19.Rfd1 Ne5 20.Bxg7 Kxg7 21.Nce3
Rac8 22.f4 Nc6 23.Rbc1 Rfd8 24.g4 hxg4 25.h5 Qe6 26.Qc2 Nf6 27.h6+ Kh7 28.
e5 dxe5 29.f5 gxf5 30.Nxf5 e4 31.Ng3 Kh8 32.Nxf6 exf6 33.Qxe4 Ne5 34.Rd5 
Ng6 35.Qd4 Qc6 36.Kh2 Rg8 37.Rd6 Ne5 38.Rxc6 Nf3+ 39.Kg2 Nxd4 40.Rxf6 Rgf8
41.Rf4 Ne6 42.Re4 Rcd8 43.Rf1 Rd2+ 44.Kh1 Rg8 45.Re2 Rxe2 46.Nxe2 Rg6 47.
Rxf7 Rxh6+ 48.Kg2 Rh7 49.Rf6 Nc5 50.Nf4 Rd7 51.Rh6+ Kg7 52.Rc6 Ne4 53.Rg6+
Kf7 54.Rxg4 Nf6 55.Rg5 Rd2+ 56.Kf3 Rxa2 57.Ke3 Ra4 58.Kd3 Ra1 59.Rf5 Ke7 
60.Ng6+ Ke6 61.Re5+ 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "6"]
[White "Castro, Jose Luis"]
[Black "Acevedo, Johan"]
[Result "1-0"]
[ECO "B80"]
[EventDate "2013.??.??"]
[PlyCount "59"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e6 7.f3 h5 8.Qd2 Qc7 
9.O-O-O Nbd7 10.h3 b5 11.Bd3 b4 12.Nce2 d5 13.exd5 Nxd5 14.Nf4 N7f6 15.
Nxd5 Nxd5 16.Be4 Bb7 17.Rhe1 Be7 18.Bg5 O-O-O 19.Bxe7 Qxe7 20.Qe2 Kb8 21.
Bd3 Qg5+ 22.Kb1 Nf4 23.Qe3 Qf6 24.Bxa6 Nxg2 25.Nc6+ Kc7 26.Qa7 Rb8 27.Nxb8
Rxb8 28.Re4 Ne3 29.Qc5+ Bc6 30.Qd6+ 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "6"]
[White "Fuentes, Alejandro"]
[Black "Romero, Jaime"]
[Result "1/2-1/2"]
[ECO "C41"]
[EventDate "2013.??.??"]
[PlyCount "79"]

1.e4 d6 2.Nf3 Nf6 3.Nc3 e5 4.d4 exd4 5.Qxd4 Be7 6.Bg5 Nc6 7.Bb5 O-O 8.Bxc6
bxc6 9.O-O h6 10.Bh4 Nd7 11.Bxe7 Qxe7 12.Rfe1 Re8 13.Rad1 Nc5 14.h3 a5 15.
Rd2 Bd7 16.Qe3 Rab8 17.b3 Ne6 18.Nd4 Nxd4 19.Rxd4 c5 20.Nd5 Qd8 21.Rd3 Bc6
22.Qg3 Bxd5 23.Rxd5 Re6 24.Re3 c6 25.Rf5 Rb7 26.Rf4 Rbe7 27.Rg4 g6 28.f4 
Kh7 29.Qh4 Re8 30.Qxd8 Rxd8 31.Rgg3 Rde8 32.Rd3 Kg7 33.c4 h5 34.Rgf3 h4 
35.f5 Rxe4 36.fxg6 fxg6 37.Rxd6 Re1+ 38.Rf1 R1e2 39.Rf2 R2e6 40.Rd3 
1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "6"]
[White "Gutierrez, Jorge"]
[Black "Obando, Soren"]
[Result "0-1"]
[ECO "E14"]
[EventDate "2013.??.??"]
[PlyCount "34"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.e3 Bb7 5.Bd3 Bb4+ 6.Bd2 Bxd2+ 7.Nbxd2 d5 8.O-O
O-O 9.a3 c5 10.Qe2 Nc6 11.dxc5 bxc5 12.Rfd1 Qe7 13.e4 d4 14.e5 Nd7 15.h4 
Rab8 16.Bxh7+ Kxh7 17.Ng5+ Kh6 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "6"]
[White "Henriquez, Cristobal"]
[Black "Martinez, Steven"]
[Result "1-0"]
[ECO "C26"]
[EventDate "2013.??.??"]
[PlyCount "95"]

1.e4 e5 2.Nc3 Nf6 3.g3 Bc5 4.Bg2 O-O 5.Nge2 Re8 6.O-O c6 7.d4 exd4 8.Nxd4 
Bf8 9.h3 d6 10.g4 d5 11.exd5 Nxd5 12.Nxd5 cxd5 13.Nb3 Nc6 14.Bxd5 h5 15.
Bxc6 bxc6 16.Qxd8 Rxd8 17.f3 Ba6 18.Re1 Rd5 19.Be3 c5 20.Nd2 Rad8 21.Ne4 
hxg4 22.hxg4 f6 23.Kf2 Kf7 24.Nc3 R5d7 25.Rad1 Rxd1 26.Rxd1 Rxd1 27.Nxd1 
Ke6 28.b3 Bb7 29.Nb2 Bc8 30.Nd3 Kd5 31.Nf4+ Kc6 32.Ng6 Bd6 33.Bf4 Be6 34.
Bxd6 Kxd6 35.Nf4 Bf7 36.Nh5 Ke5 37.Nxg7 Kd4 38.c4 Kc3 39.Ke3 Kb2 40.Kd2 
Kxa2 41.Kc3 Kb1 42.Nf5 Kc1 43.Ne3 Bg6 44.f4 Be4 45.g5 fxg5 46.fxg5 a5 47.
Ng4 Kd1 48.Nf2+ 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "6"]
[White "Hernandez, Jairo"]
[Black "Martinez, Jose Eduardo"]
[Result "1/2-1/2"]
[ECO "A25"]
[EventDate "2013.??.??"]
[PlyCount "97"]

1.c4 e5 2.g3 Nc6 3.Bg2 Nf6 4.Nc3 Bc5 5.d3 O-O 6.Nf3 h6 7.O-O d6 8.Na4 Be6 
9.b3 a6 10.Nxc5 dxc5 11.Bb2 Qd6 12.Nd2 Rad8 13.h3 b6 14.f4 Nd4 15.e4 Bc8 
16.Nf3 Nxf3+ 17.Qxf3 Nd7 18.Rad1 f6 19.h4 Nb8 20.f5 Nc6 21.g4 Kf7 22.g5 
hxg5 23.hxg5 Rh8 24.Kf2 Nd4 25.Qg3 Rh5 26.Bc1 Rdh8 27.Rh1 fxg5 28.Rxh5 
Rxh5 29.Bxg5 g6 30.Rh1 Rxh1 31.fxg6+ Qxg6 32.Bxh1 Qh5 33.Bg2 Qe2+ 34.Kg1 
Qd1+ 35.Kh2 Qh5+ 36.Qh4 Qxh4+ 37.Bxh4 Bg4 38.Bf1 Ke6 39.Kg3 Be2 40.Kf2 
Bxf1 41.Kxf1 Nc2 42.Ke2 Nb4 43.a4 Nc2 44.Kd2 Nd4 45.Kc3 Nc6 46.Bg5 Kf7 47.
Bh4 Kg6 48.Kd2 Kh5 49.Bf6 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "6"]
[White "Jimenez, Leonardo"]
[Black "Torres, Juan Camilo"]
[Result "0-1"]
[ECO "B21"]
[EventDate "2013.??.??"]
[PlyCount "54"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.c3 dxc3 5.Nxc3 a6 6.Bc4 Qc7 7.Qe2 Nc6 8.O-O 
d6 9.Be3 Nf6 10.Bb3 Be7 11.Rac1 Qa5 12.Rfd1 O-O 13.h3 Bd7 14.Nd2 b5 15.a3 
Rfc8 16.Bf4 Nd4 17.Qd3 e5 18.Nd5 Nxd5 19.Bxd5 Rab8 20.Be3 Ne6 21.Nb3 Qd8 
22.Qd2 Rxc1 23.Rxc1 Rc8 24.Rd1 Qc7 25.Qb4 Nd8 26.Na5 Be6 27.Kh2 Qd7 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "6"]
[White "Leiva, Giuseppe"]
[Black "Roman, Rodrigo"]
[Result "1-0"]
[ECO "E60"]
[EventDate "2013.??.??"]
[PlyCount "53"]

1.Nf3 Nf6 2.c4 g6 3.d4 Bg7 4.g3 b6 5.Bg2 Bb7 6.O-O O-O 7.Qc2 c5 8.d5 d6 9.
Nc3 Nbd7 10.e4 a6 11.Re1 Ne5 12.Nd2 b5 13.b3 Nfd7 14.Bb2 g5 15.h3 bxc4 16.
bxc4 Rb8 17.Nd1 Bc8 18.Bc3 Ng6 19.Bxg7 Kxg7 20.Ne3 e6 21.Rf1 h6 22.Nb3 Kh7
23.Rad1 e5 24.Qb2 a5 25.Qc3 Rb4 26.a3 Ra4 27.Nd2 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "6"]
[White "Martinez, Martin"]
[Black "Barros, Cristhian"]
[Result "1/2-1/2"]
[ECO "E70"]
[EventDate "2013.??.??"]
[PlyCount "92"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Bg5 d6 5.e4 h6 6.Bf4 O-O 7.Nf3 Nh5 8.Be3 e5 
9.dxe5 dxe5 10.Qxd8 Rxd8 11.Nd5 Na6 12.Ne7+ Kf8 13.Nxc8 Raxc8 14.a3 c5 15.
g3 b6 16.Bh3 Rc7 17.Ke2 Nb8 18.Rhd1 Rxd1 19.Rxd1 Nc6 20.Rd7 Rxd7 21.Bxd7 
Nb8 22.Ba4 Ke7 23.b4 Kd6 24.Ne1 Nf6 25.f3 Nfd7 26.Nd3 Nc6 27.Bxc6 Kxc6 28.
b5+ Kd6 29.a4 f5 30.Nf2 h5 31.Kd3 Nf6 32.Nd1 Ng8 33.Nc3 Bh6 34.f4 Bg7 35.
a5 bxa5 36.Na4 fxe4+ 37.Ke2 exf4 38.Bxc5+ Kc7 39.gxf4 Kb7 40.Bd6 Bd4 41.
Be5 Bg1 42.c5 a6 43.c6+ Ka7 44.b6+ Bxb6 45.Bd6 Bg1 46.Nc5 Bxc5 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "6"]
[White "Mendoza, Rodrigo"]
[Black "Meza, Jerry"]
[Result "0-1"]
[ECO "E63"]
[EventDate "2013.??.??"]
[PlyCount "82"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.Nc3 O-O 5.g3 d6 6.Bg2 Nc6 7.O-O a6 8.e4 Bg4 
9.Be3 e5 10.d5 Ne7 11.c5 Ne8 12.Qb3 Bxf3 13.Bxf3 Rb8 14.Bg2 f5 15.f3 f4 
16.gxf4 exf4 17.Bf2 g5 18.Ne2 Be5 19.cxd6 cxd6 20.Bb6 Qd7 21.Rac1 h5 22.
Nd4 Kh8 23.Ne6 Rg8 24.Kh1 Qb5 25.Qxb5 axb5 26.b3 Ra8 27.Rf2 Nf6 28.Rc7 
Nexd5 29.exd5 Nxd5 30.Rxb7 Nxb6 31.Rxb6 Rae8 32.Rxb5 Rxe6 33.Re2 Reg6 34.
Ra5 Kg7 35.Ra7+ Kh6 36.Rc2 g4 37.Rcc7 Kg5 38.fxg4 hxg4 39.Be4 Rh6 40.Rf7 
Rc8 41.Rh7 f3 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "6"]
[White "Nino, Juan Camilo"]
[Black "Acosta, Jorian"]
[Result "1-0"]
[ECO "B80"]
[EventDate "2013.??.??"]
[PlyCount "91"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.g3 e6 7.Bg2 Bd7 8.O-O a6
9.a4 Be7 10.Be3 O-O 11.Nxc6 Bxc6 12.a5 Rc8 13.Qe2 Nd7 14.Rfd1 f5 15.f4 
fxe4 16.Nxe4 Bxe4 17.Bxe4 d5 18.Bg2 Bf6 19.c4 Rxc4 20.Rxd5 exd5 21.Bxd5+ 
Kh8 22.Qxc4 Bxb2 23.Ra2 b5 24.Qb4 Qe8 25.Kf2 Bf6 26.Bc6 Qe6 27.Rc2 Rc8 28.
Be4 Rxc2+ 29.Bxc2 Be7 30.Qc3 Nf6 31.Bd4 b4 32.Qd3 g6 33.Bb3 Qd6 34.Qc4 Kg7
35.Kf3 Qd7 36.Bxf6+ Bxf6 37.g4 Qb7+ 38.Kg3 Qe7 39.Qg8+ Kh6 40.Kf3 Qc5 41.
g5+ Bxg5 42.fxg5+ Qxg5 43.Qf8+ Kh5 44.Qf4 Qxa5 45.Bd1 Qd5+ 46.Kg3+ 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "6"]
[White "Ochoa, Manuel"]
[Black "Cuellar, Diego"]
[Result "1/2-1/2"]
[ECO "D23"]
[EventDate "2013.??.??"]
[PlyCount "38"]

1.Nf3 Nf6 2.d4 d5 3.c4 c6 4.Qc2 dxc4 5.Qxc4 Bg4 6.Nbd2 Nbd7 7.g3 Bxf3 8.
Nxf3 e6 9.Bg2 Be7 10.O-O O-O 11.Ne5 Nxe5 12.dxe5 Nd7 13.f4 Qb6+ 14.Kh1 
Rfd8 15.Bh3 Qb4 16.Qc2 Qc5 17.Qb3 Qb4 18.Qc2 Qc5 19.Qb3 Nb6 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "6"]
[White "Palma, Alvaro"]
[Black "Rodriguez, German"]
[Result "1-0"]
[ECO "A04"]
[EventDate "2013.??.??"]
[PlyCount "95"]

1.e4 c5 2.Nf3 e6 3.d3 Nc6 4.g3 g6 5.Bg2 Bg7 6.O-O Nge7 7.c3 O-O 8.a3 b6 9.
Re1 d5 10.e5 Qc7 11.Bf4 h6 12.h4 a5 13.a4 Bb7 14.Na3 Ba6 15.Qd2 Kh7 16.Nb5
Bxb5 17.axb5 Na7 18.c4 Rad8 19.Qe2 Qd7 20.Rad1 Nac8 21.g4 Rfe8 22.b3 Ng8 
23.Bh3 Nce7 24.Bg2 Ra8 25.Ra1 Nc8 26.Ra4 Ra7 27.Rd1 Qd8 28.Bg3 f6 29.exf6 
Bxf6 30.g5 hxg5 31.hxg5 Bxg5 32.Nxg5+ Qxg5 33.cxd5 e5 34.Rg4 Qf6 35.Be4 
Rg7 36.Rh4+ Nh6 37.Qh5 Nd6 38.Qxh6+ Kg8 39.Kg2 Nxb5 40.Rg4 Kf7 41.Qg5 Nd4 
42.Rh1 Nxb3 43.Rh6 Qxg5 44.Rxg5 a4 45.Rhxg6 Rxg6 46.Bxg6+ Kf6 47.Bxe8 Kxg5
48.Bxa4 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "6"]
[White "Principe, Alexander"]
[Black "Mamani, Joan Franco"]
[Result "0-1"]
[ECO "B07"]
[EventDate "2013.??.??"]
[PlyCount "140"]

1.e4 d6 2.d4 Nf6 3.Nc3 e5 4.dxe5 dxe5 5.Qxd8+ Kxd8 6.Bg5 c6 7.O-O-O+ Ke8 
8.f4 Nbd7 9.fxe5 Nxe5 10.Nf3 Neg4 11.e5 Nd7 12.Rd4 Nf2 13.Rg1 Bc5 14.Rh4 
b5 15.a4 a6 16.b4 Bb6 17.a5 Ba7 18.Be2 Nf8 19.Rf1 Ng6 20.Rd4 Bxd4 21.Nxd4 
Ng4 22.e6 N4e5 23.exf7+ Nxf7 24.Bf3 Nge5 25.Ne4 Nxf3 26.Rxf3 Bg4 27.Re3 
Kf8 28.Nxc6 Re8 29.Bf4 g5 30.Nxg5 Rxe3 31.Bxe3 Nxg5 32.Bxg5 Kg7 33.Be3 Re8
34.Bd4+ Kg6 35.Ne5+ Kf5 36.Nd3 Kg5 37.h3 Bf5 38.Kd2 Bxd3 39.Kxd3 Kf4 40.h4
h5 41.c4 Rg8 42.cxb5 axb5 43.Be3+ Ke5 44.a6 Rxg2 45.Bb6 Rg3+ 46.Be3 Rg8 
47.a7 Kd5 48.Bf4 Kc6 49.Ke4 Kb7 50.Kf5 Rg4 51.Bg5 Rxb4 52.Kg6 Rc4 53.Kxh5 
b4 54.Bf6 b3 55.Ba1 Ra4 56.Bc3 Rc4 57.Ba1 Rc1 58.Bd4 Rd1 59.Bc3 Rd3 60.Ba1
Rd1 61.Bc3 Rg1 62.Kh6 Rg3 63.Be5 Rg2 64.h5 Kxa7 65.Kh7 Kb7 66.h6 Kc6 67.
Kh8 Kd5 68.h7 Ke6 69.Bc3 Kf7 70.Be5 Re2 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "6"]
[White "Ribero, Guillermo"]
[Black "Augoustis, Alexis"]
[Result "1-0"]
[ECO "C10"]
[EventDate "2013.??.??"]
[PlyCount "79"]

1.e4 e6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Nxf6+ Nxf6 7.Bd3 Be7 8.
O-O O-O 9.c3 b6 10.Re1 Bb7 11.Bb1 c5 12.Ng5 cxd4 13.cxd4 Qd5 14.f3 Rfd8 
15.Be3 h6 16.Ne4 Qd7 17.Bc2 Nxe4 18.fxe4 Bg5 19.Bf2 Qe7 20.Qg4 Rac8 21.Bd3
g6 22.h4 Bf6 23.e5 Bg7 24.h5 g5 25.Rad1 Bd5 26.a3 Qb7 27.Be3 f5 28.exf6 
Bxf6 29.Rf1 Qg7 30.Be4 Bxe4 31.Qxe6+ Kh8 32.Rxf6 Re8 33.Rxh6+ Bh7 34.Rxh7+
Kxh7 35.Qf5+ Kh6 36.Rd3 Rf8 37.Qe6+ Qf6 38.Bxg5+ Kxg5 39.Rg3+ Kxh5 40.Qg4+
1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "6"]
[White "Ruiz, Joshua"]
[Black "Villalba, Marcelo"]
[Result "1-0"]
[ECO "B66"]
[EventDate "2013.??.??"]
[PlyCount "53"]

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 
h6 9.Nxc6 bxc6 10.Bf4 d5 11.Qe3 Qa5 12.Be2 Bb7 13.Kb1 O-O-O 14.exd5 cxd5 
15.Bf3 Nd7 16.Bg3 Qb6 17.Rd4 Qa7 18.Na4 Bc6 19.c4 e5 20.cxd5 exd4 21.Qc1 
Nc5 22.dxc6 f5 23.Qc4 Re8 24.Qxd4 Be7 25.Qd5 g6 26.Rc1 Rhf8 27.Nb6+ 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "6"]
[White "Valderrama, Esteban"]
[Black "Duran, Sergio"]
[Result "0-1"]
[ECO "B87"]
[EventDate "2013.??.??"]
[PlyCount "80"]

1.e4 c5 2.Nf3 d6 3.d4 Nf6 4.Nc3 cxd4 5.Nxd4 a6 6.Bc4 e6 7.Bb3 b5 8.O-O Be7
9.Qf3 Qc7 10.Qg3 O-O 11.Bh6 Ne8 12.Rad1 Bd7 13.f4 Nc6 14.Nxc6 Bxc6 15.f5 
Kh8 16.f6 gxh6 17.fxe7 Qxe7 18.Qf2 Rb8 19.Ne2 f6 20.Qf4 Rg8 21.Nd4 Bd7 22.
Qxh6 Rg6 23.Qd2 Nc7 24.Ne2 Bc6 25.Ng3 d5 26.Qc3 Ba8 27.Nh5 b4 28.Qd4 Nb5 
29.Qe3 d4 30.Qe1 e5 31.Ng3 Nd6 32.Kh1 Qg7 33.Rf3 Bc6 34.c3 bxc3 35.bxc3 
Rg4 36.Nh5 Qg5 37.Nxf6 Rf4 38.Bd5 Rxf3 39.Bxc6 Qxf6 40.cxd4 Rf8 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "6"]
[White "Valencia, Cristian"]
[Black "Camargo, Santiago"]
[Result "0-1"]
[ECO "B86"]
[EventDate "2013.??.??"]
[PlyCount "85"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bb3 Nbd7 8.O-O 
Nc5 9.Qe2 b5 10.a3 Bb7 11.f3 Nxb3 12.Nxb3 Qc7 13.Bf4 Be7 14.Rfd1 O-O 15.
Rac1 Qb6+ 16.Be3 Qc7 17.Bf4 Qb6+ 18.Be3 Qd8 19.Nd2 d5 20.e5 Nd7 21.Nf1 Nb6
22.Bd4 Rc8 23.Ne3 Bg5 24.Nb1 Qc7 25.Nd2 Bf4 26.Ng4 Nc4 27.Nxc4 Bxc1 28.
Rxc1 Qxc4 29.Qf2 a5 30.c3 b4 31.axb4 axb4 32.Qh4 bxc3 33.bxc3 Qd3 34.Re1 
Ba6 35.h3 Rb8 36.Kh2 Rb2 37.f4 Re2 38.Ra1 Bc4 39.Bc5 Rc8 40.Ra7 Qf5 41.Ne3
Qg6 42.Rc7 Re8 43.Qe7 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "6"]
[White "Zavarce, Oscar"]
[Black "Gaviria, Andres"]
[Result "1-0"]
[ECO "B10"]
[EventDate "2013.??.??"]
[PlyCount "79"]

1.e4 c6 2.c4 d5 3.exd5 cxd5 4.cxd5 Qxd5 5.Nc3 Qd8 6.d4 Nf6 7.Nf3 e6 8.Bd3 
Be7 9.O-O O-O 10.Bg5 Nc6 11.Rc1 a6 12.Bb1 Nb4 13.Ne5 Bd7 14.Re1 Rc8 15.Qf3
Bc6 16.Qh3 g6 17.Bh6 Qxd4 18.Bxf8 Rxf8 19.a3 Nbd5 20.Nxc6 bxc6 21.Qd3 Qh4 
22.g3 Qh3 23.Qf1 Qh5 24.Bd3 Rb8 25.b4 a5 26.Nxd5 cxd5 27.bxa5 Bxa3 28.Rb1 
Ra8 29.a6 Bc5 30.h3 Qg5 31.Kh1 Nh5 32.Qe2 Bd6 33.Qf3 Nf6 34.Rb6 Bc5 35.Rc6
Ba7 36.h4 Qg4 37.Kg2 Qd4 38.Rc7 Bb6 39.Rb7 Ra7 40.Rxb6 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "7"]
[White "Acevedo, Johan"]
[Black "Mendoza, Rodrigo"]
[Result "0-1"]
[ECO "B12"]
[EventDate "2013.??.??"]
[PlyCount "122"]

1.e4 c6 2.d4 d5 3.e5 Bf5 4.g4 Bg6 5.h4 h5 6.Bd3 Bxd3 7.Qxd3 e6 8.g5 g6 9.
Ne2 Nd7 10.c3 Ne7 11.b3 c5 12.Nd2 Qb6 13.a3 Rc8 14.b4 cxd4 15.cxd4 Bg7 16.
Bb2 O-O 17.Ng3 Qc7 18.Rc1 Qb8 19.O-O Rxc1 20.Rxc1 Rc8 21.Rxc8+ Qxc8 22.Qc3
Qxc3 23.Bxc3 Bf8 24.Nb3 b5 25.Kf1 Nc6 26.Bb2 Nb6 27.Ne2 Nc4 28.Bc1 Be7 29.
Nc3 a6 30.Ke2 Kf8 31.Kd3 Ke8 32.Nd2 Nb6 33.Ne2 Kd7 34.Nb3 Nc4 35.Nd2 a5 
36.bxa5 N6xa5 37.Nc3 Kc6 38.Ncb1 Kb6 39.Kc2 Nc6 40.Nxc4+ bxc4 41.Be3 Ka5 
42.Kb2 Bd8 43.Nc3 Bb6 44.Ne2 Na7 45.Bd2+ Ka6 46.a4 Nc6 47.Be3 Ba5 48.f4 
Bb4 49.f5 exf5 50.Nf4 Ne7 51.Kc2 Ka5 52.Bd2 Kxa4 53.Bxb4 Kxb4 54.e6 fxe6 
55.Nxe6 Nc6 56.Kd2 Kb3 57.Nc5+ Kb2 58.Na4+ Ka3 59.Nc3 Nb4 60.Kc1 Kb3 61.
Kd2 f4 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "7"]
[White "Acosta, Jorian"]
[Black "Ribero, Guillermo"]
[Result "1/2-1/2"]
[ECO "B76"]
[EventDate "2013.??.??"]
[PlyCount "57"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 Nc6 8.Qd2 
O-O 9.O-O-O Bd7 10.g4 Rb8 11.h4 h5 12.g5 Ne8 13.Nb3 Nb4 14.Bd4 Bxd4 15.
Nxd4 Qa5 16.Kb1 a6 17.Bc4 Qc5 18.Bb3 Nc6 19.Nd5 Kh7 20.f4 Bg4 21.Ne2 Bf3 
22.Rh3 Bxe4 23.Re3 Bxd5 24.Bxd5 e6 25.Bxc6 Qxc6 26.Nd4 Qd7 27.Qe2 Nc7 28.
f5 exf5 29.Re7 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "7"]
[White "Augoustis, Alexis"]
[Black "Gutierrez, Jorge"]
[Result "1/2-1/2"]
[ECO "C01"]
[EventDate "2013.??.??"]
[PlyCount "75"]

1.e4 e6 2.d4 d5 3.exd5 exd5 4.Bd3 Nc6 5.c3 Be6 6.Nf3 Bd6 7.O-O Nge7 8.Re1 
O-O 9.Bg5 Qd7 10.Nbd2 f6 11.Bh4 Bf5 12.Nf1 Bxd3 13.Qxd3 Nf5 14.Bg3 Bxg3 
15.Nxg3 Nxg3 16.hxg3 Rfe8 17.b3 Na5 18.Kf1 b6 19.Nh4 g6 20.Nf3 Nb7 21.Nd2 
Nd6 22.Qf3 Qf7 23.Rxe8+ Rxe8 24.Re1 Rxe1+ 25.Kxe1 Qe6+ 26.Kd1 a5 27.g4 c6 
28.Qe2 Kf7 29.Qxe6+ Kxe6 30.Ke2 f5 31.gxf5+ Kxf5 32.f3 h5 33.g3 g5 34.a4 
g4 35.Nf1 gxf3+ 36.Kxf3 b5 37.Ne3+ Kg5 38.Kg2 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "7"]
[White "Barros, Cristhian"]
[Black "Ruiz, Joshua"]
[Result "1-0"]
[ECO "B90"]
[EventDate "2013.??.??"]
[PlyCount "119"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e5 7.Nf3 Qc7 8.a4 h6 
9.a5 Be6 10.Be2 Nbd7 11.O-O Qc6 12.Qd3 Nc5 13.Bxc5 Qxc5 14.Nd2 Be7 15.Rfd1
Rc8 16.Ra4 Rd8 17.b4 Qc7 18.Nd5 Nxd5 19.exd5 Bd7 20.Raa1 O-O 21.Qc4 Qb8 
22.Qb3 f5 23.Rab1 Qc7 24.Qc4 Qxc4 25.Bxc4 Rc8 26.Bb3 Rc3 27.Nc4 e4 28.Nb6 
Bb5 29.Na4 Bf6 30.Nxc3 Bxc3 31.Re1 Re8 32.Re3 Rc8 33.g4 g6 34.gxf5 gxf5 
35.Kh1 Kf7 36.Rg1 Bd2 37.Rh3 Be2 38.c4 Bxb4 39.Rc1 f4 40.Rh4 Bf3+ 41.Kg1 
Rg8+ 42.Kf1 Bg2+ 43.Ke2 f3+ 44.Ke3 Bc5+ 45.Kxe4 Re8+ 46.Kd3 Bxf2 47.Rf4+ 
Kg6 48.Re4 Rxe4 49.Kxe4 Kg5 50.Bd1 Bc5 51.Bxf3 Bh3 52.Bd1 h5 53.Ba4 h4 54.
Kd3 Kf4 55.Be8 b6 56.Ra1 Bc8 57.Bf7 bxa5 58.Be6 Bb7 59.Rf1+ Ke5 60.Rf5# 
1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "7"]
[White "Camargo, Santiago"]
[Black "Valderrama, Esteban"]
[Result "0-1"]
[ECO "B80"]
[EventDate "2013.??.??"]
[PlyCount "72"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be3 a6 7.f3 b5 8.Qd2 Nbd7
9.g4 h6 10.O-O-O Bb7 11.h4 Nb6 12.Qf2 Nfd7 13.Rg1 b4 14.Nb1 Qc7 15.g5 hxg5
16.hxg5 g6 17.Bd3 Nc4 18.Nd2 Nxe3 19.Qxe3 Bg7 20.Ne2 Qc5 21.Qxc5 Nxc5 22.
Nc4 Ke7 23.Ng3 Rad8 24.f4 Bd4 25.Rgf1 d5 26.Na5 Ba8 27.exd5 Bxd5 28.Nb3 
Be3+ 29.Kb1 Nxd3 30.cxd3 Rh2 31.Ne4 Rh4 32.Nbc5 a5 33.d4 Bc4 34.Rfe1 Bxf4 
35.b3 Bd5 36.Rf1 Be3 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "7"]
[White "Cuellar, Diego"]
[Black "Martinez, Martin"]
[Result "1/2-1/2"]
[ECO "B23"]
[EventDate "2013.??.??"]
[PlyCount "85"]

1.e4 c5 2.Nc3 d6 3.f4 g6 4.Nf3 Bg7 5.Bc4 Nc6 6.O-O e6 7.f5 exf5 8.d3 Nge7 
9.Qe1 Ne5 10.Bf4 O-O 11.Bb3 Be6 12.Bxe6 fxe6 13.exf5 exf5 14.Nxe5 dxe5 15.
Bxe5 Nc6 16.Bxg7 Kxg7 17.Ne2 Qf6 18.c3 Ne5 19.Nf4 Rfe8 20.Qg3 Qd6 21.h3 
Kh8 22.Rad1 Rad8 23.Kh1 c4 24.d4 Nd3 25.Qg5 Nxf4 26.Qxf4 Qxf4 27.Rxf4 Rd5 
28.Kg1 Kg7 29.Kf1 b5 30.Rf2 a5 31.Re1 Rxe1+ 32.Kxe1 b4 33.Kd2 g5 34.Rf1 
Rb5 35.cxb4 Kf6 36.Kc3 Rxb4 37.Rf2 f4 38.Re2 h5 39.Re5 g4 40.h4 Rb8 41.Re4
Kf5 42.Re5+ Kf6 43.Re4 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "7"]
[White "Duran, Sergio"]
[Black "Hernandez, Jairo"]
[Result "1-0"]
[ECO "C63"]
[EventDate "2013.??.??"]
[PlyCount "59"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Nc3 fxe4 5.Nxe4 Nf6 6.Qe2 d5 7.Nxf6+ gxf6 8.
d4 Bg7 9.dxe5 O-O 10.e6 Re8 11.O-O Bxe6 12.Bxc6 bxc6 13.Nd4 Bd7 14.Qd3 Qc8
15.b4 a5 16.c3 axb4 17.cxb4 Qa6 18.Qg3 Re7 19.Bb2 Qb6 20.Nc2 c5 21.Ne3 Qb7
22.Bxf6 Rf7 23.Bxg7 Rxg7 24.Qf3 Rg5 25.Qf4 Rg6 26.bxc5 Ra4 27.Qe5 Be6 28.
Rfb1 Rb4 29.Rxb4 Qxb4 30.Nxd5 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "7"]
[White "Gaviria, Andres"]
[Black "Rodriguez, German"]
[Result "0-1"]
[ECO "B07"]
[EventDate "2013.??.??"]
[PlyCount "68"]

1.d4 d6 2.e4 Nd7 3.Nc3 g6 4.Be3 Bg7 5.f3 e5 6.Qd2 Ne7 7.g4 O-O 8.Nge2 Nb6 
9.Ng3 Nc6 10.d5 Nd4 11.Bxd4 exd4 12.Nb5 c6 13.dxc6 bxc6 14.Nxd4 Qf6 15.c3 
c5 16.g5 Qe7 17.Nb3 d5 18.O-O-O d4 19.cxd4 cxd4 20.Bd3 Be6 21.Kb1 Rfb8 22.
Ne2 Na4 23.Nec1 a5 24.f4 Nc3+ 25.bxc3 dxc3 26.Qe2 a4 27.Bc4 Rc8 28.Qc2 
Bxc4 29.Nd4 Qb4+ 30.Ka1 Rab8 31.Nce2 Bxe2 32.Nxe2 Qa3 33.Rb1 Rb2 34.Rxb2 
cxb2+ 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "7"]
[White "Lozano, Nestor"]
[Black "Principe, Alexander"]
[Result "0-1"]
[ECO "A36"]
[EventDate "2013.??.??"]
[PlyCount "57"]

1.c4 Nf6 2.g3 g6 3.Bg2 Bg7 4.Nc3 O-O 5.e4 d6 6.Nge2 c5 7.O-O Nc6 8.d3 a6 
9.h3 Rb8 10.a4 Bd7 11.Be3 Qc7 12.b3 Nb4 13.d4 cxd4 14.Nxd4 e6 15.Rc1 Rbd8 
16.Qd2 Nc6 17.Nd5 Qb8 18.Nb6 Nxd4 19.Bxd4 Bc6 20.Qc2 Ne8 21.Be3 f5 22.b4 
Nf6 23.f3 Nh5 24.g4 Ng3 25.Rfd1 f4 26.Bf2 Qc7 27.Rd3 Be5 28.b5 Be8 29.Qd2 
0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "7"]
[White "Mamani, Joan Franco"]
[Black "Fuentes, Alejandro"]
[Result "0-1"]
[ECO "C86"]
[EventDate "2013.??.??"]
[PlyCount "132"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.Qe2 b5 6.Bb3 Be7 7.O-O O-O 8.c3 d5 
9.d3 Bb7 10.Rd1 Re8 11.Nbd2 h6 12.Nf1 Bf8 13.Ng3 g6 14.h3 Bg7 15.a4 Qd7 
16.axb5 axb5 17.Rxa8 Bxa8 18.Be3 Kh7 19.Bc5 Nb8 20.Be3 Nc6 21.Ra1 Bb7 22.
Nh2 b4 23.Bc5 bxc3 24.bxc3 Nd8 25.Ba4 Bc6 26.Bxc6 Qxc6 27.Bb4 Ne6 28.Nf3 
Nf4 29.Qe3 Nxd3 30.exd5 Nxd5 31.Qxd3 Nxb4 32.cxb4 e4 33.Qa6 Qxa6 34.Rxa6 
exf3 35.gxf3 Re1+ 36.Kg2 Rb1 37.Rc6 Be5 38.Rc4 f5 39.Nf1 Bd6 40.Ne3 Rxb4 
41.Rc6 Rb6 42.Rc2 Kg7 43.Ra2 Rb4 44.Ra7 Rd4 45.Ra6 f4 46.Nf1 Rd1 47.Rc6 
Rd5 48.Rc2 Rc5 49.Ra2 Rg5+ 50.Kh2 Re5 51.Kg2 Bc5 52.Ra5 Rg5+ 53.Kh2 Bxf2 
54.Rxg5 hxg5 55.Nd2 Be3 56.Ne4 c5 57.Kg2 Kh6 58.Kf1 Kh5 59.Ke2 c4 60.Kd1 
Kh4 61.Kc2 Bd4 62.Kd2 Kxh3 63.Nxg5+ Kg2 64.Ke2 c3 65.Kd3 Bf6 66.Ne4 Bd8 
0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "7"]
[White "Martinez, Jose Eduardo"]
[Black "Ochoa, Manuel"]
[Result "0-1"]
[ECO "C18"]
[EventDate "2013.??.??"]
[PlyCount "108"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Qc7 7.Nf3 b6 8.a4 Ba6 
9.Bb5+ Bxb5 10.axb5 a5 11.c4 Ne7 12.O-O Nd7 13.Bg5 Ng6 14.cxd5 exd5 15.
dxc5 Qxc5 16.e6 fxe6 17.Nd4 Kf7 18.Re1 Rae8 19.Qg4 Qd6 20.Rad1 h6 21.Qf3+ 
Kg8 22.Bc1 Nf6 23.Ba3 Qd7 24.Qd3 Qf7 25.f3 h5 26.Bd6 h4 27.Nc6 Rh5 28.Qd4 
Nd7 29.Bc7 h3 30.Qg4 Nf6 31.Qg3 Nh4 32.Bxb6 Nxg2 33.Re5 Nh4 34.Rxh5 Qxh5 
35.Rf1 e5 36.Bd8 Nf5 37.Qf2 Nd7 38.Bxa5 Qg5+ 39.Kh1 Qg2+ 40.Qxg2 hxg2+ 41.
Kxg2 Ne3+ 42.Kg1 Nxf1 43.Kxf1 Nb8 44.Nb4 Rc8 45.Nxd5 Rxc2 46.Bc7 Nd7 47.b6
Rb2 48.Ne7+ Kf7 49.Nc6 Kf6 50.Kg1 Rb5 51.Kg2 Kf5 52.Ne7+ Kf4 53.Nc6 Nxb6 
54.Nxe5 Na8 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "7"]
[White "Martinez, Steven"]
[Black "Jimenez, Leonardo"]
[Result "1-0"]
[ECO "B01"]
[EventDate "2013.??.??"]
[PlyCount "65"]

1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.Nf3 Nf6 5.Bc4 Bg4 6.O-O e6 7.h3 Bh5 8.Re1 
Qf5 9.Be2 c6 10.d4 Nbd7 11.Ne5 Bxe2 12.Qxe2 Bb4 13.g4 Nxg4 14.hxg4 Qf6 15.
Ne4 Qe7 16.c3 Ba5 17.Bg5 f6 18.Nxd7 Qxd7 19.Nc5 Qc8 20.Nxe6 Kf7 21.Qc4 Kg6
22.Bd2 Bc7 23.Nf4+ Bxf4 24.Bxf4 Qxg4+ 25.Bg3 h5 26.Qe6 Qg5 27.Re5 Qd2 28.
Rae1 Qc2 29.R5e2 Qa4 30.Qe4+ Kf7 31.Qf5 Rad8 32.Re7+ Kg8 33.Qg6 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "7"]
[White "Meza, Jerry"]
[Black "Castro, Jose Luis"]
[Result "0-1"]
[ECO "A04"]
[EventDate "2013.??.??"]
[PlyCount "93"]

1.e4 c5 2.Nf3 Nc6 3.d3 g6 4.g3 Bg7 5.Bg2 d6 6.O-O e5 7.Nc3 Nge7 8.a3 O-O 
9.Rb1 h6 10.b4 b6 11.Nd5 Bg4 12.c3 Qc8 13.Qb3 Nxd5 14.exd5 Ne7 15.Re1 Qf5 
16.Re3 Rad8 17.Nd2 Bh3 18.c4 Bxg2 19.Kxg2 Qh5 20.Re1 g5 21.h3 f5 22.Qd1 g4
23.hxg4 fxg4 24.Rh1 Qg6 25.Ne4 Rf3 26.Be3 Nf5 27.Qg1 Rf8 28.Rh2 h5 29.Kh1 
Bh6 30.Bxh6 Nxh6 31.Qd1 Nf5 32.bxc5 dxc5 33.a4 Nd4 34.Rb2 R3f7 35.Kg2 Nf3 
36.Rh1 h4 37.gxh4 Rh7 38.Kf1 Rxh4 39.Rxh4 Nxh4 40.Ke2 Nf3 41.Qc1 Nd4+ 42.
Kf1 Rf4 43.Qe3 Nf5 44.Qe2 g3 45.f3 Nd4 46.Qd1 Rxf3+ 47.Kg1 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "7"]
[White "Obando, Soren"]
[Black "Valencia, Cristian"]
[Result "1/2-1/2"]
[ECO "E45"]
[EventDate "2013.??.??"]
[PlyCount "93"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Ne2 Ba6 6.a3 Bxc3+ 7.Nxc3 d5 8.Qa4+ 
c6 9.cxd5 Bxf1 10.Kxf1 exd5 11.g3 O-O 12.Kg2 Ne4 13.f3 Nxc3 14.bxc3 b5 15.
Qc2 Nd7 16.e4 Nb6 17.h4 a5 18.Bf4 a4 19.h5 Nc4 20.Rh4 dxe4 21.fxe4 f5 22.
e5 Qe7 23.Qc1 Qe6 24.Rh1 Qd5+ 25.Kf2 Rae8 26.h6 g6 27.Qb1 Re6 28.Qd3 Nxe5 
29.Bxe5 Rxe5 30.Rhe1 Rfe8 31.Qd2 Re4 32.Qg5 Qd6 33.Rxe4 Rxe4 34.Re1 Rxe1 
35.Kxe1 Kf7 36.Kd2 c5 37.Qe3 cxd4 38.cxd4 Qe7 39.Qd3 Qd7 40.d5 Ke7 41.Qd4 
Kd6 42.Kc3 Qc7+ 43.Kd2 Qc4 44.Qf6+ Kxd5 45.Qf7+ Ke4 46.Qxh7 Qd3+ 47.Ke1 
1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "7"]
[White "Palma, Alvaro"]
[Black "Bassan, Remo"]
[Result "0-1"]
[ECO "B10"]
[EventDate "2013.??.??"]
[PlyCount "160"]

1.e4 c6 2.d3 d5 3.Nd2 dxe4 4.dxe4 g6 5.Ngf3 Bg7 6.c3 Nf6 7.Be2 O-O 8.O-O 
Qc7 9.Qc2 b6 10.Re1 e5 11.a4 h6 12.h3 Be6 13.Bf1 Nbd7 14.Nc4 b5 15.Ncd2 a6
16.b3 Rfb8 17.a5 c5 18.c4 b4 19.Bb2 Ne8 20.Bd3 Rd8 21.Nf1 Nb8 22.Ne3 Nc6 
23.Nd5 Qb7 24.Qe2 Nd6 25.Ra2 Qa7 26.Nd2 f5 27.Ba1 Qf7 28.Bb2 Kh8 29.Raa1 
Re8 30.f3 Nb7 31.Qf2 f4 32.Ra4 g5 33.Kf1 Bf6 34.Ke2 Kg7 35.Kd1 Rac8 36.Kc2
Rh8 37.Rh1 Rcg8 38.Be2 Kf8 39.Raa1 Ke8 40.Ra2 Kd8 41.Ra4 Kc8 42.Raa1 h5 
43.g3 Nd4+ 44.Bxd4 exd4 45.Bd3 Be5 46.g4 Rh6 47.Rag1 Rgh8 48.Qg2 Qh7 49.
gxh5 Rxh5 50.h4 gxh4 51.Qg6 Qxg6 52.Rxg6 R8h6 53.Rgg1 Kd7 54.Nf1 h3 55.Nh2
Rh4 56.Rg5 Kd6 57.Rhg1 R4h5 58.Bf1 Rxg5 59.Rxg5 Nxa5 60.Rg1 Nc6 61.Bd3 a5 
62.Be2 d3+ 63.Kxd3 Bd4 64.Rh1 Ne5+ 65.Kd2 Bxd5 66.exd5 Rg6 67.Nf1 a4 68.
bxa4 Rg2 69.Kd1 b3 70.Rxh3 b2 71.Nd2 Rg1+ 72.Kc2 Rc1+ 73.Kb3 b1=Q+ 74.Nxb1
Rxb1+ 75.Kc2 Rb2+ 76.Kd1 Be3 77.Rh6+ Kc7 78.Re6 Rd2+ 79.Ke1 Nd3+ 80.Kf1 
Nc1 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "7"]
[White "Roman, Rodrigo"]
[Black "Zavarce, Oscar"]
[Result "1-0"]
[ECO "A37"]
[EventDate "2013.??.??"]
[PlyCount "103"]

1.c4 c5 2.g3 Nc6 3.Bg2 g6 4.Nc3 Bg7 5.Nf3 e6 6.a3 Nge7 7.b4 cxb4 8.axb4 
Nxb4 9.Ba3 Nec6 10.O-O O-O 11.Rb1 a5 12.d4 d5 13.c5 b6 14.Na4 bxc5 15.Nxc5
Re8 16.Qd2 Qb6 17.Rfc1 Ra7 18.e3 Ba6 19.Ne1 Qd8 20.Ned3 Bxd3 21.Nxd3 Bf8 
22.Nc5 Qf6 23.Bf1 Rb8 24.Nd3 Qd8 25.Nc5 Bd6 26.f4 Qe7 27.h4 e5 28.Bxb4 
Rxb4 29.Rxb4 axb4 30.Nb3 Rc7 31.fxe5 Nxe5 32.Rxc7 Nf3+ 33.Kg2 Nxd2 34.Rxe7
Nxb3 35.Rd7 Bf8 36.Rxd5 Nd2 37.Bd3 f5 38.Kf2 b3 39.Ke2 Bb4 40.Rb5 Bc3 41.
Rc5 Bb4 42.Bc4+ Kg7 43.Rb5 b2 44.Rxb4 b1=Q 45.Rxb1 Nxb1 46.Kd3 Kf6 47.Ba6 
g5 48.Kc2 gxh4 49.gxh4 f4 50.Kxb1 fxe3 51.Kc2 Kf5 52.Be2 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "7"]
[White "Romero, Jaime"]
[Black "Leiva, Giuseppe"]
[Result "0-1"]
[ECO "B22"]
[EventDate "2013.??.??"]
[PlyCount "78"]

1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.g3 d6 5.exd6 Qxd6 6.Bg2 Nc6 7.Ne2 Bf5 8.d4 
cxd4 9.Nxd4 Qe5+ 10.Qe2 Qxe2+ 11.Nxe2 O-O-O 12.Nf4 Nf6 13.Nd2 e5 14.Ne2 
Bc2 15.O-O Bd3 16.Re1 Bc5 17.Nf1 Ng4 18.Ne3 Nxe3 19.Bxe3 Bxe3 20.fxe3 Kc7 
21.Nc1 Bc4 22.Bf1 Bxf1 23.Rxf1 f6 24.Nb3 Rd3 25.e4 Rhd8 26.Kf2 a5 27.a4 
Nd4 28.Nxa5 Rd2+ 29.Kg1 Ne2+ 30.Kh1 Rxb2 31.Rfb1 Rxb1+ 32.Rxb1 b6 33.Nc4 
Nxc3 34.Rb3 Nxa4 35.Rb4 Nc5 36.Nxb6 Nxe4 37.Na4 Rd1+ 38.Kg2 Rd2+ 39.Kf3 
Ng5+ 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "7"]
[White "Torres, Juan Camilo"]
[Black "Nino, Juan Camilo"]
[Result "1-0"]
[ECO "D94"]
[EventDate "2013.??.??"]
[PlyCount "94"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.Nc3 d5 5.e3 O-O 6.Be2 c6 7.O-O Nbd7 8.b4 dxc4
9.Bxc4 Nb6 10.Bb3 Nfd5 11.Nxd5 cxd5 12.Bd2 Bf5 13.Qe2 Rc8 14.Rac1 Bg4 15.
Rc5 e6 16.Rfc1 Qf6 17.a4 Rxc5 18.bxc5 Nc8 19.a5 Ne7 20.Bd1 Bxf3 21.Qxf3 
Qxf3 22.gxf3 Rc8 23.Rb1 Rc7 24.a6 bxa6 25.Ba5 Rc8 26.Be2 Rc6 27.Rb7 Bf6 
28.f4 Nf5 29.Rc7 Rxc7 30.Bxc7 Ng7 31.Bxa6 Ne8 32.Bb8 Bd8 33.Bxa7 Nc7 34.
Bb7 Kf8 35.Kf1 Ke8 36.Bc6+ Ke7 37.Bb8 f6 38.Ke2 h6 39.h3 g5 40.fxg5 hxg5 
41.Kf3 f5 42.Kg3 e5 43.dxe5 Ke6 44.f4 Na6 45.Bd6 gxf4+ 46.exf4 Be7 47.
Bxd5+ Kxd5 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "7"]
[White "Villalba, Marcelo"]
[Black "Henriquez, Cristobal"]
[Result "1-0"]
[ECO "C46"]
[EventDate "2013.??.??"]
[PlyCount "80"]

1.e4 e5 2.Nf3 Nc6 3.Nc3 g6 4.Bc4 Bg7 5.a3 d6 6.h3 Nge7 7.d3 O-O 8.O-O h6 
9.Be3 Nd4 10.Nd5 Nxd5 11.Bxd5 Nxf3+ 12.Qxf3 Kh7 13.Qd1 f5 14.f3 c6 15.Bb3 
d5 16.c3 b6 17.exf5 gxf5 18.f4 e4 19.dxe4 fxe4 20.Qd2 Qh4 21.Qf2 Qh5 22.
Kh2 Bf6 23.Rg1 Rg8 24.Bd1 Bg4 25.Bxg4 Rxg4 26.Qe2 Rag8 27.g3 Bd8 28.Rad1 
b5 29.Bxa7 Bc7 30.Rd2 Bd6 31.Be3 Bc7 32.Rg2 Bd6 33.Rg1 Bc7 34.b3 Bd6 35.a4
Bc7 36.axb5 cxb5 37.c4 d4 38.Bxd4 Qf5 39.hxg4 Rxg4 40.Be5 Ba5 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "8"]
[White "Acosta, Jorian"]
[Black "Obando, Soren"]
[Result "1-0"]
[ECO "B90"]
[EventDate "2013.??.??"]
[PlyCount "53"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 Nbd7 7.O-O Nc5 8.Re1 
e6 9.b4 b5 10.Bd5 Nb7 11.Bc6+ Nd7 12.Nd5 Be7 13.Nxe7 Qxe7 14.Nf5 Qf6 15.
Bxb7 Bxb7 16.Nxd6+ Kf8 17.Nxb7 Qxa1 18.Qxd7 Qf6 19.Be3 Kg8 20.e5 Qxe5 21.
Nd8 h6 22.Qe8+ Kh7 23.Qxh8+ Kg6 24.Qe8 Qc7 25.Rd1 Qxc2 26.Qxf7+ Kh7 27.Qd7
1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "8"]
[White "Bassan, Remo"]
[Black "Mamani, Joan Franco"]
[Result "1-0"]
[ECO "B00"]
[EventDate "2013.??.??"]
[PlyCount "129"]

1.e4 Nc6 2.d4 d6 3.f4 e5 4.Nf3 Bg4 5.d5 Nd4 6.Be3 Bxf3 7.gxf3 Qh4+ 8.Kd2 
c6 9.c3 Nb5 10.fxe5 Nc7 11.dxc6 bxc6 12.Qa4 Kd7 13.Na3 d5 14.Rd1 Bxa3 15.
Qxa3 Ne7 16.Kc1 Rhd8 17.exd5 Nf5 18.Bd2 cxd5 19.Bd3 g6 20.Rhg1 Qxh2 21.
Qa4+ Kc8 22.Bf4 Qf2 23.e6 fxe6 24.Bxf5 exf5 25.Rge1 Rb8 26.b3 Qc5 27.Kb2 
Rb7 28.Bg5 Rd7 29.Qh4 Qf8 30.Rd2 Rb6 31.Rde2 Ra6 32.Re7 Rxe7 33.Rxe7 Re6 
34.Qxh7 Rxe7 35.Bxe7 Qe8 36.a4 Qd7 37.Qg8+ Kb7 38.Bf6 Qe8 39.Qg7 Qe2+ 40.
Ka3 Qe3 41.Bd4 Qe6 42.Be5 Qb6 43.Qf7 Qc6 44.Kb2 Qb6 45.b4 d4 46.Qxc7+ Qxc7
47.Bxc7 Kxc7 48.f4 g5 49.fxg5 f4 50.g6 f3 51.g7 dxc3+ 52.Kxc3 f2 53.g8=Q 
f1=Q 54.Qc4+ Qxc4+ 55.Kxc4 Kc6 56.Kd4 Kd6 57.Ke4 Ke6 58.b5 Kd6 59.Kd4 Kd7 
60.Kd5 Kc7 61.Kc5 Kd7 62.Kd5 Kc7 63.a5 Kd7 64.Ke5 Ke7 65.b6 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "8"]
[White "Castro, Jose Luis"]
[Black "Ruiz, Joshua"]
[Result "1/2-1/2"]
[ECO "B78"]
[EventDate "2013.??.??"]
[PlyCount "85"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Bc4 O-O 8.f3 
Nc6 9.Qd2 Bd7 10.O-O-O Rb8 11.h4 b5 12.Be2 Nxd4 13.Bxd4 Qa5 14.Nd5 Qxd2+ 
15.Rxd2 Nxd5 16.Bxg7 Kxg7 17.Rxd5 Bc6 18.Rd4 f5 19.exf5 gxf5 20.c4 Kf6 21.
cxb5 Bxb5 22.Bxb5 Rxb5 23.g4 Rc8+ 24.Kb1 Rcb8 25.Rd2 Rb4 26.g5+ Kg6 27.Re1
Kf7 28.h5 Rg8 29.Rg1 Rh4 30.Rd5 f4 31.b4 Rxh5 32.Rg4 Ke6 33.Ra5 Rf8 34.
Rxa7 Rf5 35.g6 hxg6 36.Rxg6+ Kd5 37.Rxe7 Rh3 38.Rd7 Rxf3 39.Rgxd6+ Kc4 40.
Rc7+ Kxb4 41.Rd4+ Kb5 42.Rcc4 Rf1+ 43.Kc2 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "8"]
[White "Gutierrez, Jorge"]
[Black "Gaviria, Andres"]
[Result "0-1"]
[ECO "A70"]
[EventDate "2013.??.??"]
[PlyCount "40"]

1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 exd5 5.cxd5 d6 6.Nc3 g6 7.e4 Bg7 8.Bb5+ Bd7
9.Bf4 Bxb5 10.Nxb5 Qa5+ 11.Nc3 Nxe4 12.O-O Bxc3 13.bxc3 O-O 14.c4 Nd7 15.
Nd2 Nxd2 16.Bxd2 Qa6 17.Qc2 Ne5 18.Rac1 b5 19.cxb5 Qxb5 20.Bh6 Rfe8 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "8"]
[White "Henriquez, Cristobal"]
[Black "Lozano, Nestor"]
[Result "1-0"]
[ECO "B34"]
[EventDate "2013.??.??"]
[PlyCount "56"]

1.e4 c5 2.Nf3 g6 3.d4 Bg7 4.Nc3 cxd4 5.Nxd4 Nc6 6.Nde2 Nf6 7.g3 d6 8.Bg2 
Bd7 9.O-O h5 10.h4 Ne5 11.Nf4 Rc8 12.Nfd5 Nxd5 13.Nxd5 e6 14.Ne3 Qb6 15.
Rb1 O-O 16.b3 Bb5 17.Re1 Rfd8 18.Bb2 Ba6 19.c4 Nc6 20.Bxg7 Kxg7 21.b4 d5 
22.exd5 exd5 23.Nxd5 Qd4 24.Qxd4+ Nxd4 25.b5 Bxb5 26.cxb5 Rc2 27.Nb4 Rd2 
28.Bxb7 Ne2+ 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "8"]
[White "Hernandez, Jairo"]
[Black "Fuentes, Alejandro"]
[Result "1-0"]
[ECO "C55"]
[EventDate "2013.??.??"]
[PlyCount "66"]

1.e4 e5 2.Bc4 Nf6 3.d3 Be7 4.Nf3 Nc6 5.Nbd2 O-O 6.c3 d6 7.Bb3 Be6 8.Bc2 h6
9.Nf1 Re8 10.h3 Qd7 11.g4 Nh7 12.Ng3 Rad8 13.d4 exd4 14.cxd4 d5 15.e5 Ng5 
16.Nxg5 hxg5 17.a3 g6 18.Be3 b5 19.Qd2 Nxe5 20.dxe5 d4 21.Bxg5 d3 22.Bd1 
Bd5 23.O-O Bb7 24.Bb3 Qc6 25.f3 Qc5+ 26.Kg2 Qxe5 27.Bxe7 Qxe7 28.Rae1 Qf6 
29.Rxe8+ Rxe8 30.Qxd3 Rd8 31.Qe2 c5 32.Ne4 Qf4 33.Rd1 Ra8 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "8"]
[White "Jimenez, Leonardo"]
[Black "Camargo, Santiago"]
[Result "1-0"]
[ECO "B34"]
[EventDate "2013.??.??"]
[PlyCount "89"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 
d5 9.exd5 Nxd5 10.Nxc6 bxc6 11.Nxd5 cxd5 12.c3 e5 13.Rd1 Bb7 14.Bc5 Re8 
15.Bb5 Re6 16.O-O Qa5 17.a4 a6 18.b4 Qc7 19.Bd3 f5 20.Bc2 Rd8 21.Bb3 Kh8 
22.a5 e4 23.Bb6 Rxb6 24.axb6 Qxb6+ 25.Kh1 Qc6 26.fxe4 fxe4 27.Qg5 Rd7 28.
Rc1 h6 29.Qg3 Kh7 30.Rc2 a5 31.bxa5 Ba6 32.Rd1 Rb7 33.Ba2 Qa4 34.Rcd2 Rb2 
35.Rxd5 Rxa2 36.Rd6 g5 37.h4 Ra1 38.Qg4 Rxd1+ 39.Rxd1 Qe8 40.hxg5 hxg5 41.
Qxg5 Bd3 42.a6 Qa4 43.Rxd3 exd3 44.Qf5+ Kh6 45.Qxd3 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "8"]
[White "Leiva, Giuseppe"]
[Black "Cuellar, Diego"]
[Result "1-0"]
[ECO "A16"]
[EventDate "2013.??.??"]
[PlyCount "141"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.Qa4+ Bd7 6.Qb3 Nb6 7.d4 Bg7 8.Bf4
O-O 9.e4 c6 10.Rd1 Be6 11.Qc2 Qc8 12.Be5 Bh6 13.Be2 N8d7 14.Bg3 Rd8 15.O-O
Nf8 16.Ne5 f6 17.Nf3 Bf7 18.Na4 Nxa4 19.Qxa4 Qe6 20.Qc2 Qxa2 21.d5 Qa5 22.
dxc6 bxc6 23.Qxc6 Qb4 24.Bc7 Rxd1 25.Rxd1 Rc8 26.Ba6 Be8 27.Qd5+ Bf7 28.
Qc6 Be8 29.Qd5+ Bf7 30.Qa5 Qxa5 31.Bxa5 Bb3 32.Bxc8 Bxd1 33.Nd4 Bc1 34.Nc6
Bxb2 35.Nxe7+ Kf7 36.Nc6 Bc2 37.f3 Ba4 38.Bb7 Ne6 39.Kf1 Bb5+ 40.Ke1 Nc5 
41.Ba8 Nd3+ 42.Kd2 Bc1+ 43.Kc2 Be3 44.Nd8+ Kg7 45.Ne6+ Kh6 46.Nc7 Bc4 47.
Nd5 Bd4 48.Bc3 Bxc3 49.Kxc3 Bxd5 50.exd5 Ne5 51.f4 Nf7 52.Kd4 Kg7 53.Kc5 
Kf8 54.d6 Nd8 55.Bd5 Ke8 56.Bb3 Kf8 57.Kd5 Ke8 58.Bc4 Kf8 59.Ba6 Kf7 60.g4
h6 61.f5 h5 62.h3 hxg4 63.hxg4 gxf5 64.gxf5 Ke8 65.Bb5+ Kf8 66.Bd7 a5 67.
Kc5 Nf7 68.Be6 a4 69.Kc6 a3 70.Kc7 Kg7 71.d7 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "8"]
[White "Martinez, Jose Eduardo"]
[Black "Villalba, Marcelo"]
[Result "1-0"]
[ECO "C96"]
[EventDate "2013.??.??"]
[PlyCount "153"]

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.d5 Nb6 13.Nbd2 f5 14.exf5 Bxf5 15.Bxf5 
Rxf5 16.Ne4 Qd7 17.Nfg5 Bxg5 18.Bxg5 Nb7 19.Qd3 c4 20.Qd2 Na4 21.Be3 h6 
22.b3 Nac5 23.Bxc5 Nxc5 24.Nxc5 dxc5 25.bxc4 bxc4 26.d6 Rd8 27.Rad1 Rf6 
28.Qd5+ Kh8 29.Qxc5 Rxd6 30.Rxd6 Qxd6 31.Qxc4 Rf8 32.Qb4 Qf6 33.Qc5 Re8 
34.Re4 Qg6 35.Qe3 Rc8 36.c4 Qc6 37.Kh2 Qa4 38.c5 Qxa2 39.Rxe5 Qf7 40.f4 a5
41.Re7 Qf5 42.Qd4 Qf8 43.Re6 Rxc5 44.Rxh6+ Kg8 45.Rd6 Rc8 46.Ra6 Qb4 47.
Qxb4 axb4 48.Rb6 Rc4 49.Kg3 Rc3+ 50.Kg4 b3 51.g3 Rd3 52.Kh4 Rf3 53.Kg4 Rc3
54.f5 Rd3 55.Kh4 Rf3 56.g4 Kh7 57.Rb5 Rc3 58.g5 Rd3 59.Rb8 Rd4+ 60.Kh5 g6+
61.fxg6+ Kg7 62.Rb7+ Kg8 63.Rxb3 Kg7 64.Rb7+ Kg8 65.g7 Kh7 66.g8=Q+ Kxg8 
67.Kh6 Rd8 68.g6 Ra8 69.h4 Rc8 70.h5 Ra8 71.Rb5 Kh8 72.Kg5 Kg8 73.h6 Kh8 
74.Rf5 Kg8 75.h7+ Kg7 76.Rf7+ Kh8 77.Kh6 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "8"]
[White "Martinez, Martin"]
[Black "Duran, Sergio"]
[Result "1-0"]
[ECO "B87"]
[EventDate "2013.??.??"]
[PlyCount "43"]

1.e4 c5 2.Nf3 d6 3.d4 Nf6 4.Nc3 cxd4 5.Nxd4 a6 6.Bc4 e6 7.O-O b5 8.Bb3 Be7
9.Qf3 Qb6 10.Bg5 Nbd7 11.Rad1 b4 12.Na4 Qb7 13.Rfe1 O-O 14.Qg3 Re8 15.f3 
Kh8 16.Kh1 Nf8 17.Bxf6 Bxf6 18.Qxd6 Rd8 19.Qc5 Nd7 20.Qh5 g6 21.Qh6 Nb6 
22.e5 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "8"]
[White "Mendoza, Rodrigo"]
[Black "Roman, Rodrigo"]
[Result "1-0"]
[ECO "D79"]
[EventDate "2013.??.??"]
[PlyCount "127"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.Nc3 O-O 5.g3 c6 6.Bg2 d5 7.cxd5 cxd5 8.O-O 
Ne4 9.Qb3 Nc6 10.Rd1 Nxc3 11.bxc3 Na5 12.Qb4 Nc4 13.Nd2 Nxd2 14.Bxd2 b6 
15.Bg5 f6 16.Bf4 Be6 17.c4 Re8 18.cxd5 Bxd5 19.e4 Bf7 20.Rac1 Rc8 21.Rxc8 
Qxc8 22.Qa4 Qc4 23.Qxa7 Qxa2 24.Qxb6 Qb3 25.Qxb3 Bxb3 26.Rb1 Bc4 27.Be3 
Ra8 28.h3 Rd8 29.Rb7 e6 30.Rc7 Ba2 31.h4 h6 32.Bf1 Bb1 33.f3 f5 34.e5 Ba2 
35.Bc4 Bxc4 36.Rxc4 Rd7 37.g4 Kf7 38.gxf5 gxf5 39.h5 Rb7 40.Kf2 Bf8 41.Kg3
Rd7 42.Rc8 Rb7 43.d5 Bg7 44.dxe6+ Kxe6 45.f4 Rb1 46.Rc6+ Kd5 47.Rg6 Ke4 
48.Bc5 Rb3+ 49.Kh4 Kxf4 50.Rxg7 Rb1 51.Bg1 Kxe5 52.Bh2+ f4 53.Rf7 Rb4 54.
Kg4 Ke6 55.Rxf4 Rb2 56.Bg3 Rb1 57.Ra4 Kf7 58.Ra6 Kg7 59.Bf4 Rg1+ 60.Kf5 
Rf1 61.Rg6+ Kf7 62.Rxh6 Rh1 63.Rh7+ Kg8 64.Rb7 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "8"]
[White "Nino, Juan Camilo"]
[Black "Palma, Alvaro"]
[Result "0-1"]
[ECO "B91"]
[EventDate "2013.??.??"]
[PlyCount "82"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.g3 a6 7.Bg2 Bd7 8.O-O g6
9.h3 Bg7 10.Be3 O-O 11.a4 Rc8 12.f4 Qc7 13.Nxc6 bxc6 14.Qe2 a5 15.Kh2 Rb8 
16.Nd1 c5 17.c3 Bc6 18.Bc1 Nd7 19.Ne3 Qb7 20.Qc2 Nb6 21.f5 Nd7 22.Ng4 Ne5 
23.Nxe5 Bxe5 24.fxg6 hxg6 25.Qe2 Kg7 26.Rf2 Rh8 27.Bf4 Bxf4 28.gxf4 Rh4 
29.f5 Rbh8 30.fxg6 f6 31.Qc4 Be8 32.Raf1 Qd7 33.Rf3 R8h5 34.b3 Qc7 35.Qa6 
Rg5 36.Rf5 Rxg6 37.Qe2 Bd7 38.Rh5 Bg4 39.Bf3 Bxh5 40.Bxh5 d5+ 41.e5 Re4 
0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "8"]
[White "Ochoa, Manuel"]
[Black "Barros, Cristhian"]
[Result "0-1"]
[ECO "E88"]
[EventDate "2013.??.??"]
[PlyCount "128"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.d5 c6 8.Bd3 Nbd7 9.
Nge2 cxd5 10.cxd5 Nc5 11.Bc2 a5 12.a3 Nfd7 13.O-O Nb6 14.b3 Bd7 15.a4 Qc7 
16.Rc1 Nc8 17.Bd3 Na7 18.Bc4 Qb6 19.Kh1 Rfc8 20.Rc2 Qd8 21.Nc1 Qe8 22.Nd3 
b6 23.Nxc5 bxc5 24.Nb1 Rcb8 25.Bd2 Nc8 26.Na3 Nb6 27.Bb5 Bxb5 28.Nxb5 Qd8 
29.Qe1 Nc8 30.Rb2 Rb7 31.Na3 Rab8 32.Bxa5 Qd7 33.Qd1 Bh6 34.Nc4 Bg5 35.Bc3
Nb6 36.Qd3 Nxc4 37.Qxc4 Be3 38.Rbb1 Bd4 39.Bd2 Rb6 40.f4 Qb7 41.fxe5 Bxe5 
42.Rf3 Qa6 43.Qxa6 Rxa6 44.Rbf1 Ra7 45.a5 Rab7 46.Bf4 Bxf4 47.Rxf4 Ra8 48.
Rf6 Rd7 49.a6 Rb8 50.R1f3 Ra8 51.g4 Rxa6 52.Kg2 Ra2+ 53.Kg3 Re2 54.R6f4 g5
55.Rf5 h6 56.h4 gxh4+ 57.Kxh4 Rxe4 58.Kh5 Kg7 59.Rf6 Re5+ 60.R3f5 Rxf5+ 
61.Rxf5 Rb7 62.g5 hxg5 63.Rxg5+ Kf6 64.Rg3 Ke5 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "8"]
[White "Principe, Alexander"]
[Black "Torres, Juan Camilo"]
[Result "1/2-1/2"]
[ECO "B42"]
[EventDate "2013.??.??"]
[PlyCount "122"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Nc6 6.Nxc6 bxc6 7.c4 Nf6 8.Nc3 
d5 9.O-O d4 10.Ne2 c5 11.f4 Be7 12.Ng3 O-O 13.e5 Nd7 14.Ne4 f5 15.exf6 
gxf6 16.f5 Ne5 17.fxe6 Bxe6 18.Ng3 Nxd3 19.Qxd3 Kh8 20.Bh6 Rg8 21.Rae1 Bf7
22.Nf5 Bd6 23.b3 Be5 24.Bf4 Bxf4 25.Rxf4 Bg6 26.Qf3 Re8 27.Rf1 Ra7 28.Nh4 
Bc2 29.Qh5 d3 30.Nf3 Rd7 31.Nd2 Qe7 32.Rxf6 Qe3+ 33.Kh1 Rg8 34.R6f2 Rdg7 
35.Qh4 Rg6 36.Rf7 h6 37.R7f2 a5 38.Qh5 a4 39.Qd5 axb3 40.axb3 Qg5 41.Qe4 
R6g7 42.Nf3 Qg6 43.Qe3 Re8 44.Ne5 Kh7 45.Qf4 Qe6 46.Re1 Qd6 47.Nxd3 Qxf4 
48.Rxf4 Rge7 49.Rxe7+ Rxe7 50.h4 Bxd3 51.Rf6 Be4 52.Kh2 Kg7 53.Rd6 Rc7 54.
Rb6 Rb7 55.Re6 Bc2 56.Rc6 Rxb3 57.Rxc5 Be4 58.Re5 Bb7 59.g4 Kf6 60.Rf5+ 
Kg6 61.Rb5 Rxb5 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "8"]
[White "Ribero, Guillermo"]
[Black "Acevedo, Johan"]
[Result "0-1"]
[ECO "B40"]
[EventDate "2013.??.??"]
[PlyCount "66"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Bb4 6.Qd3 Nc6 7.f4 d5 8.e5 Ne4
9.a3 Qa5 10.axb4 Qxa1 11.Nb3 Qa6 12.b5 Qb6 13.Be3 Nb4 14.Qxe4 dxe4 15.Bxb6
axb6 16.Nxe4 Nxc2+ 17.Kd2 Nb4 18.Nd6+ Ke7 19.g3 Rd8 20.Be2 Bd7 21.Rc1 Ra2 
22.Kc3 Nd5+ 23.Kc2 Ra4 24.Kb1 f6 25.Nd2 fxe5 26.fxe5 Be8 27.Nxe8 Kxe8 28.
Nc4 Rda8 29.Nd6+ Kd7 30.Rc4 Ra1+ 31.Kc2 Ne3+ 32.Kb3 Nxc4 33.Nxc4 Kc7 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "8"]
[White "Rodriguez, German"]
[Black "Martinez, Steven"]
[Result "1-0"]
[ECO "C01"]
[EventDate "2013.??.??"]
[PlyCount "61"]

1.e4 e6 2.d4 d5 3.exd5 exd5 4.Bd3 Nc6 5.c3 Bd6 6.Nf3 Bg4 7.Nbd2 Nge7 8.Nf1
Qd7 9.Ne3 Bh5 10.Qb3 O-O-O 11.Bd2 Bg6 12.Qc2 Rhe8 13.b4 Bxd3 14.Qxd3 Ng6 
15.g3 Qg4 16.Qe2 Qe4 17.O-O f5 18.Ng5 Qe7 19.Qh5 Nf8 20.Nxf5 Qd7 21.Nxd6+ 
cxd6 22.Nf7 Ng6 23.Nxd8 Rxd8 24.Bg5 Rf8 25.f4 Nce7 26.Rae1 h6 27.Bxe7 Nxe7
28.Qe2 Ng8 29.Qe6 Nf6 30.Re2 Ne4 31.Qxd5 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "8"]
[White "Valderrama, Esteban"]
[Black "Romero, Jaime"]
[Result "1-0"]
[ECO "C41"]
[EventDate "2013.??.??"]
[PlyCount "75"]

1.e4 d6 2.d4 Nf6 3.Nc3 e5 4.Nf3 exd4 5.Nxd4 Be7 6.g3 d5 7.e5 Ng4 8.Bg2 O-O
9.f4 Nc6 10.h3 Nh6 11.Nxd5 Bc5 12.Nb3 Bb6 13.Be3 Nf5 14.Bf2 Re8 15.O-O 
Bxf2+ 16.Kxf2 Be6 17.Qd3 Nce7 18.Rad1 Bxd5 19.Bxd5 c6 20.Be4 Qb6+ 21.Kf3 
Rad8 22.Qc3 f6 23.g4 Nh4+ 24.Kg3 f5 25.Bh1 Nhg6 26.Nd4 fxg4 27.hxg4 Kh8 
28.Ne6 Rxd1 29.Rxd1 Qb5 30.Nc7 Qa4 31.Rd4 Qxa2 32.Nxe8 Qa1 33.Bg2 h5 34.
Rd8 h4+ 35.Kh2 Nf8 36.Nxg7 Kxg7 37.e6+ Kh7 38.Be4+ 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "8"]
[White "Valencia, Cristian"]
[Black "Augoustis, Alexis"]
[Result "1-0"]
[ECO "C00"]
[EventDate "2013.??.??"]
[PlyCount "63"]

1.e4 e6 2.d3 d5 3.Nd2 c5 4.Ngf3 Nc6 5.g3 g6 6.Bg2 Bg7 7.c3 Nge7 8.O-O O-O 
9.h4 h5 10.Qe2 Qc7 11.Re1 d4 12.cxd4 Nxd4 13.Nxd4 Bxd4 14.Nb3 e5 15.Nxd4 
cxd4 16.Bh6 Re8 17.Rec1 Qd6 18.Kh2 Be6 19.Qd2 Kh7 20.f4 f6 21.fxe5 fxe5 
22.Bg5 Rf8 23.b3 Nc6 24.Rf1 Rxf1 25.Rxf1 Rf8 26.Bf6 Bxb3 27.Qg5 Bxa2 28.g4
hxg4 29.h5 g3+ 30.Kxg3 Rxf6 31.Rxf6 Qxf6 32.Qxf6 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "8"]
[White "Zavarce, Oscar"]
[Black "Meza, Jerry"]
[Result "1-0"]
[ECO "B31"]
[EventDate "2013.??.??"]
[PlyCount "69"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.c3 Nf6 6.Re1 O-O 7.h3 a6 8.Ba4 b5 
9.Bc2 d6 10.d4 Qc7 11.d5 Ne5 12.Nfd2 Ne8 13.f4 Nd7 14.Nf3 a5 15.a4 b4 16.
c4 Nb6 17.Nbd2 Bh6 18.f5 Bg7 19.Rb1 Nd7 20.b3 Ne5 21.Nf1 e6 22.Ne3 exf5 
23.exf5 Qd8 24.Nxe5 Bxe5 25.Ng4 Bd4+ 26.Kh1 Ng7 27.Qf3 Bxf5 28.Nh6+ Kh8 
29.Nxf5 Nxf5 30.Bxf5 gxf5 31.Qxf5 f6 32.Re6 Ra7 33.Bf4 Rd7 34.Rbe1 Rg8 35.
Bxd6 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "9"]
[White "Acevedo, Johan"]
[Black "Mamani, Joan Franco"]
[Result "0-1"]
[ECO "B06"]
[EventDate "2013.??.??"]
[PlyCount "64"]

1.e4 g6 2.d4 Bg7 3.Bc4 e6 4.Nc3 Ne7 5.Bf4 a6 6.a4 d5 7.exd5 exd5 8.Bb3 
Nbc6 9.Nge2 Be6 10.O-O Nf5 11.Be3 O-O 12.Nf4 Ncxd4 13.Bxd5 Bxd5 14.Nfxd5 
c6 15.Bxd4 Bxd4 16.Nf4 Qb6 17.Nce2 Rad8 18.Qb1 Bg7 19.Ra3 Rd2 20.Rb3 Qc7 
21.Rd1 Rxd1+ 22.Qxd1 b5 23.axb5 axb5 24.g4 Nd6 25.Rh3 Nc4 26.b3 Ne5 27.f3 
Qb6+ 28.Kg2 Rd8 29.Qc1 Qa5 30.Rg3 Qd2 31.Qxd2 Rxd2 32.c3 g5 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "9"]
[White "Barros, Cristhian"]
[Black "Leiva, Giuseppe"]
[Result "1/2-1/2"]
[ECO "B90"]
[EventDate "2013.??.??"]
[PlyCount "53"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e5 7.Nf3 Qc7 8.a4 Be7
9.a5 Nbd7 10.Be2 Nc5 11.Nd5 Nxd5 12.exd5 f5 13.Nd2 Bd7 14.c3 O-O 15.b4 Na4
16.Rxa4 Bxa4 17.Qxa4 Qxc3 18.O-O Rac8 19.Nc4 Rxc4 20.Bxc4 Qxc4 21.Qd7 f4 
22.Qe6+ Rf7 23.Rc1 Qd3 24.Rc8+ Bf8 25.Rxf8+ Kxf8 26.Qc8+ Ke7 27.Qe6+ 
1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "9"]
[White "Camargo, Santiago"]
[Black "Augoustis, Alexis"]
[Result "0-1"]
[ECO "C10"]
[EventDate "2013.??.??"]
[PlyCount "118"]

1.e4 e6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nd7 5.Bd3 Ngf6 6.Nf3 Be7 7.Bf4 O-O 8.O-O
c5 9.dxc5 Nxe4 10.Bxe4 Nf6 11.Bd3 Bxc5 12.c4 b6 13.Qc2 Bb7 14.Ne5 h6 15.
Rad1 Qe7 16.Bg3 Rad8 17.Bh4 g5 18.Bg3 Nh5 19.Bh7+ Kg7 20.Rxd8 Rxd8 21.Be4 
Nxg3 22.hxg3 Bxe4 23.Qxe4 Qf6 24.Nd3 Rd4 25.Qe2 Rxc4 26.Nf4 gxf4 27.Qxc4 
fxg3 28.Qg4+ Qg6 29.Qxg6+ Kxg6 30.Rd1 gxf2+ 31.Kf1 a5 32.a3 e5 33.Rb1 Kg5 
34.b4 axb4 35.axb4 Bd4 36.Rb3 Kg4 37.Rd3 f5 38.Ke2 f4 39.Kf1 h5 40.Ke2 h4 
41.Kf1 Be3 42.Rd8 Kf5 43.Rh8 Ke4 44.Rxh4 Kd3 45.Rh1 Kc4 46.Ke2 Kxb4 47.g4 
Bd4 48.Rd1 Kc5 49.g5 Kd6 50.Rc1 Bc5 51.Kd3 Ke6 52.Ke4 Bd4 53.Rh1 Kf7 54.
Kf5 Kg7 55.Rc1 Bc3 56.Rh1 b5 57.Rd1 b4 58.g6 e4 59.Kxe4 Be1 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "9"]
[White "Cuellar, Diego"]
[Black "Martinez, Jose Eduardo"]
[Result "1/2-1/2"]
[ECO "A43"]
[EventDate "2013.??.??"]
[PlyCount "9"]

1.d4 Nf6 2.Nf3 c5 3.d5 b5 4.Bg5 Bb7 5.Bxf6 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "9"]
[White "Duran, Sergio"]
[Black "Bassan, Remo"]
[Result "0-1"]
[ECO "B17"]
[EventDate "2013.??.??"]
[PlyCount "120"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Ng3 e6 7.Bc4 Nb6 8.Bd3 
c5 9.c3 cxd4 10.Nxd4 Bc5 11.Nb3 Be7 12.Qe2 Qc7 13.O-O O-O 14.Ne4 Nbd5 15.
Bg5 Rd8 16.Rad1 h6 17.Nxf6+ Nxf6 18.Bh4 Bd7 19.Nd4 Qa5 20.h3 Kf8 21.Rfe1 
Re8 22.b4 Qc7 23.Qb2 Rac8 24.c4 Ba4 25.Rb1 Red8 26.Bf1 Qd7 27.Nf3 Bc6 28.
Ne5 Qd4 29.Nxc6 Rxc6 30.Bg3 Qxb2 31.Rxb2 Ra6 32.Be5 Ra4 33.Reb1 Ne4 34.Bf4
Nc3 35.Rc1 Bf6 36.Rd2 Rxd2 37.Bxd2 Nxa2 38.Rb1 Bc3 39.Bxc3 Nxc3 40.Rc1 Na2
41.Ra1 Ke7 42.f3 Kd6 43.c5+ Kd5 44.Bd3 Kc6 45.Bc2 Ra3 46.Bb1 Kb5 47.Rxa2 
Rxa2 48.Bxa2 Kxb4 49.c6 bxc6 50.Kf2 Kc3 51.Ke3 a5 52.f4 c5 53.f5 exf5 54.
Bxf7 c4 55.Be8 f4+ 56.Ke2 g5 57.Kd1 Kb2 58.Ba4 c3 59.Bc2 h5 60.Bg6 a4 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "9"]
[White "Gaviria, Andres"]
[Black "Valencia, Cristian"]
[Result "1/2-1/2"]
[ECO "A47"]
[EventDate "2013.??.??"]
[PlyCount "65"]

1.d4 Nf6 2.Nf3 b6 3.Bf4 Bb7 4.e3 d6 5.c4 g6 6.h3 Bg7 7.Nc3 O-O 8.Be2 Nbd7 
9.O-O Re8 10.Qc2 e5 11.dxe5 dxe5 12.Bh2 Re7 13.Rfd1 Qe8 14.Nb5 Nf8 15.Nxe5
Rxe5 16.Nxc7 Qe7 17.Bxe5 Qxe5 18.Nxa8 Bxa8 19.Rac1 Qg5 20.Bf1 Be4 21.Qe2 
h5 22.b4 h4 23.c5 Ne6 24.cxb6 axb6 25.a4 Bf5 26.Kh1 Ne4 27.Qf3 Qf6 28.a5 
bxa5 29.bxa5 N6g5 30.Qf4 Ne6 31.Qf3 N6g5 32.Qe2 Bxh3 33.Rc2 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "9"]
[White "Gutierrez, Jorge"]
[Black "Ribero, Guillermo"]
[Result "1-0"]
[ECO "A57"]
[EventDate "2013.??.??"]
[PlyCount "61"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.b3 d6 5.e3 Nbd7 6.Nf3 g6 7.Bb2 Bg7 8.Bd3 O-O 9.
O-O bxc4 10.bxc4 Nxd5 11.Bxg7 Nxe3 12.fxe3 Kxg7 13.Nc3 f5 14.e4 f4 15.Qd2 
Ba6 16.Ng5 Rf6 17.Nd5 Kg8 18.Nxf6+ Nxf6 19.Qxf4 Qd7 20.Rad1 Rf8 21.e5 dxe5
22.Qxe5 Bb7 23.Bxg6 Qg4 24.Qe6+ Qxe6 25.Nxe6 hxg6 26.Nxf8 Kxf8 27.Rd8+ Kg7
28.Re1 Be4 29.Rc8 Kf7 30.Rxc5 a6 31.g4 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "9"]
[White "Martinez, Martin"]
[Black "Hernandez, Jairo"]
[Result "1/2-1/2"]
[ECO "A48"]
[EventDate "2013.??.??"]
[PlyCount "61"]

1.Nf3 g6 2.c3 Bg7 3.d4 Nf6 4.Bf4 O-O 5.Nbd2 d6 6.e4 Nbd7 7.Bc4 Nh5 8.Bg5 
h6 9.Be3 e5 10.dxe5 Nxe5 11.Be2 Nf6 12.O-O Neg4 13.Bd4 c5 14.Bxf6 Nxf6 15.
Re1 Be6 16.Bc4 Re8 17.Qb3 Rb8 18.Rad1 b5 19.Bxe6 Rxe6 20.e5 dxe5 21.Nc4 
Qc7 22.Ncxe5 Rbe8 23.Qxb5 Rxe5 24.Rxe5 Rxe5 25.Nxe5 Qxe5 26.Qc4 Qf5 27.h3 
Ne4 28.Qe2 Ng5 29.Rd8+ Kh7 30.Qd3 Qe6 31.Rd6 1/2-1/2

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "9"]
[White "Martinez, Steven"]
[Black "Nino, Juan Camilo"]
[Result "0-1"]
[ECO "A47"]
[EventDate "2013.??.??"]
[PlyCount "68"]

1.d4 Nf6 2.Nf3 e6 3.e3 b6 4.Bd3 Bb7 5.O-O c5 6.b3 Be7 7.Bb2 O-O 8.Nbd2 d5 
9.c4 Nc6 10.Rc1 Rc8 11.Qe2 Bd6 12.Bb1 Re8 13.Ne5 Ne7 14.Qf3 Ba8 15.Qh3 
dxc4 16.Ndxc4 cxd4 17.Bxd4 Ng6 18.Rcd1 Nd5 19.Nxg6 hxg6 20.Bb2 Bb8 21.Rd4 
e5 22.Rh4 f5 23.f4 exf4 24.Bxf5 gxf5 25.Bxg7 Qg5 26.Bd4 Nf6 27.exf4 Qg7 
28.Rh5 Bxg2 29.Qxf5 Bh3+ 30.Qg5 Bxf1 31.Bxf6 Qxg5+ 32.fxg5 Bxc4 33.g6 Re1+
34.Kg2 Re2+ 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "9"]
[White "Meza, Jerry"]
[Black "Acosta, Jorian"]
[Result "1-0"]
[ECO "A04"]
[EventDate "2013.??.??"]
[PlyCount "75"]

1.e4 c5 2.Nf3 d6 3.d3 Nc6 4.g3 g6 5.Bg2 Bg7 6.O-O e5 7.Nc3 Nge7 8.a3 O-O 
9.Rb1 Be6 10.Nd2 d5 11.exd5 Nxd5 12.Nde4 Qe7 13.Bg5 Nxc3 14.Bxe7 Nxd1 15.
Bxf8 Bxf8 16.Rfxd1 Be7 17.b4 cxb4 18.axb4 Nd4 19.c3 Nb5 20.c4 Nd4 21.h3 
Rb8 22.Kh2 b6 23.Nc3 a6 24.Nd5 Bd6 25.Ra1 Bxd5 26.Bxd5 Bxb4 27.Rxa6 Nf5 
28.Rda1 Ne7 29.Ra8 Rxa8 30.Rxa8+ Kg7 31.Kg2 Nxd5 32.cxd5 Kf6 33.Ra7 Bc5 
34.Rb7 Kg7 35.Kf3 Kf8 36.g4 h6 37.Ke4 Bxf2 38.d6 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "9"]
[White "Obando, Soren"]
[Black "Jimenez, Leonardo"]
[Result "0-1"]
[ECO "C18"]
[EventDate "2013.??.??"]
[PlyCount "46"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Nc6 7.Bd3 Nge7 8.Qg4 
Qc7 9.Bd2 cxd4 10.cxd4 Nxe5 11.Bb5+ Bd7 12.Bxd7+ Nxd7 13.Qxg7 Rg8 14.Qxh7 
Nf6 15.Qh4 Ne4 16.Qf4 Qxc2 17.g3 Nxd2 18.Qxd2 Qe4+ 19.Kf1 Qxh1 20.f3 Rh8 
21.Ra2 Rc8 22.g4 Rxh2 23.Qxh2 Rc1+ 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "9"]
[White "Palma, Alvaro"]
[Black "Zavarce, Oscar"]
[Result "0-1"]
[ECO "B30"]
[EventDate "2013.??.??"]
[PlyCount "116"]

1.e4 c5 2.Nf3 Nc6 3.d3 g6 4.g3 Bg7 5.Bg2 e5 6.O-O Nge7 7.c3 O-O 8.Be3 b6 
9.Qd2 d5 10.exd5 Nxd5 11.Bh6 f6 12.Bxg7 Kxg7 13.Na3 Qd7 14.Rad1 Re8 15.
Rfe1 Bb7 16.Nc2 Rad8 17.Qe2 Ba6 18.Qe4 Nde7 19.Bf1 Bb7 20.Qe2 Qd5 21.Ne3 
Qf7 22.Bg2 Nd5 23.Nc4 b5 24.Ncd2 Qc7 25.Ne4 Qb6 26.a3 a5 27.c4 Nc7 28.Qc2 
b4 29.Qc1 Ne6 30.h4 Ncd4 31.Nxd4 Nxd4 32.f3 Re7 33.g4 Ne6 34.Qe3 Rd4 35.g5
Bxe4 36.gxf6+ Kxf6 37.fxe4 Nf4 38.Rf1 Kg7 39.axb4 axb4 40.Rxf4 exf4 41.
Qxf4 Qf6 42.Qxf6+ Kxf6 43.Kf2 Red7 44.Ke3 Ke5 45.b3 Ra7 46.Bf3 Ra3 47.Rb1 
Rd7 48.Be2 Rda7 49.Rg1 Rxb3 50.Rg5+ Kd6 51.Rd5+ Kc6 52.e5 Rd7 53.Bf3 Rxd5 
54.cxd5+ Kd7 55.Bg4+ Kd8 56.Ke4 Ra3 57.Ke3 c4 58.Be2 b3 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "9"]
[White "Roman, Rodrigo"]
[Black "Henriquez, Cristobal"]
[Result "0-1"]
[ECO "A14"]
[EventDate "2013.??.??"]
[PlyCount "58"]

1.Nf3 Nf6 2.g3 d5 3.Bg2 e6 4.O-O Be7 5.c4 O-O 6.cxd5 exd5 7.d4 c6 8.Nc3 
Bf5 9.h3 h6 10.Ne5 Bh7 11.f4 Nbd7 12.g4 Ne8 13.f5 Nd6 14.Bf4 Nxe5 15.dxe5 
Nc4 16.Qc1 Bg5 17.Bxg5 Qxg5 18.e4 Qxc1 19.Raxc1 dxe4 20.Nxe4 Nxe5 21.Nc5 
b6 22.Rce1 f6 23.Ne6 Rf7 24.Rxe5 fxe5 25.Bxc6 Rb8 26.Re1 Kh8 27.Rxe5 g6 
28.Bd5 Rf6 29.Be4 gxf5 0-1

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "9"]
[White "Romero, Jaime"]
[Black "Rodriguez, German"]
[Result "1-0"]
[ECO "B23"]
[EventDate "2013.??.??"]
[PlyCount "57"]

1.e4 c5 2.Nc3 e6 3.f4 d5 4.Bb5+ Bd7 5.Bxd7+ Qxd7 6.d3 d4 7.Nce2 g6 8.Nf3 
Ne7 9.e5 Bg7 10.O-O Nbc6 11.Ng3 O-O 12.a3 f5 13.exf6 Bxf6 14.Ne4 b6 15.
Nxf6+ Rxf6 16.Qe2 Qd6 17.Bd2 Nd5 18.Ng5 Qd7 19.Rae1 Re8 20.Qg4 h5 21.Qh3 
Nd8 22.Qg3 Qg7 23.Re5 Nc7 24.Ne4 Rff8 25.Nd6 Re7 26.Rg5 Kh7 27.f5 Rxf5 28.
Rfxf5 exf5 29.Nxf5 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "9"]
[White "Ruiz, Joshua"]
[Black "Ochoa, Manuel"]
[Result "1-0"]
[ECO "C45"]
[EventDate "2013.??.??"]
[PlyCount "63"]

1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5 5.Nb3 Bb6 6.Nc3 Nf6 7.Qe2 O-O 8.Bg5
h6 9.Bh4 Re8 10.O-O-O d6 11.f3 Be6 12.Bf2 Ne5 13.Bxb6 axb6 14.Qf2 Bxb3 15.
cxb3 Ng6 16.Kb1 Qe7 17.Bd3 Ne5 18.Bc2 Ned7 19.g4 c6 20.h4 Nh7 21.f4 g6 22.
g5 h5 23.Qd2 b5 24.Qxd6 Nhf8 25.e5 Qxd6 26.Rxd6 Nc5 27.b4 Nce6 28.Rf1 Red8
29.Ne4 Nd4 30.Nf6+ Kg7 31.Be4 Nfe6 32.f5 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "9"]
[White "Torres, Juan Camilo"]
[Black "Valderrama, Esteban"]
[Result "1-0"]
[ECO "E15"]
[EventDate "2013.??.??"]
[PlyCount "75"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 c5 6.d5 exd5 7.Nh4 Be7 8.Nf5 O-O 
9.Nc3 Re8 10.Bg5 Bf8 11.Bxd5 Bc6 12.Bxc6 dxc6 13.Qxd8 Rxd8 14.Bxf6 gxf6 
15.O-O h5 16.Rad1 Na6 17.h3 Kh7 18.Kg2 Kg6 19.g4 Nc7 20.e3 Ne6 21.f4 Ng7 
22.Nh4+ Kh7 23.Ne4 Ne8 24.Nf5 Kg6 25.Kf3 b5 26.b3 a5 27.Rg1 a4 28.Nh4+ Kh7
29.gxh5 Ng7 30.Nxf6+ Kh6 31.Ng8+ Kh7 32.Nf6+ Kh6 33.Kg4 Be7 34.Nf5+ Nxf5 
35.Kxf5 Bxf6 36.Kxf6 Re8 37.Rd6 Rxe3 38.Kxf7+ 1-0

[Event "38th Pan-American U20"]
[Site "Bogota COL"]
[Date "2013.07.??"]
[Round "9"]
[White "Villalba, Marcelo"]
[Black "Principe, Alexander"]
[Result "0-1"]
[ECO "B90"]
[EventDate "2013.??.??"]
[PlyCount "92"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 e5 7.Nf3 Qc7 8.a4 Be7
9.a5 Be6 10.Ng5 Bd7 11.Na4 Nc6 12.Nb6 Rb8 13.Bc4 O-O 14.Qd3 Qd8 15.Nf3 Kh8
16.h3 Qc7 17.g4 Be6 18.O-O Nd7 19.Bd5 Nxb6 20.Bxb6 Qd7 21.c3 g6 22.Bxe6 
Qxe6 23.Qd5 Qf6 24.Kg2 Rbc8 25.Be3 Qg7 26.Qd2 Rfd8 27.Bh6 Qf6 28.Bg5 Qg7 
29.Bh6 Qg8 30.Kh2 f6 31.Be3 d5 32.exd5 Rxd5 33.Qc2 Nxa5 34.Rfd1 Nc6 35.
Rxd5 Qxd5 36.Nd2 Rd8 37.Ne4 f5 38.gxf5 gxf5 39.Ng5 h6 40.c4 Qg8 41.Nf3 Qe6
42.Rg1 e4 43.Qc3+ Bf6 44.Bd2 Bxc3 45.Bxc3+ Nd4 46.Nxd4 Qe5+ 0-1

