[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "2.1"]
[White "Panesso, Henry"]
[Black "Perez Olarte, Cesar Camilo"]
[Result "1-0"]
[ECO "E15"]
[WhiteElo "2229"]
[BlackElo "2043"]
[PlyCount "47"]
[EventDate "2008.05.23"]

1. Nf3 Nf6 2. d4 e6 3. c4 b6 4. g3 Ba6 5. Qa4 Bb7 6. Bg2 c5 7. dxc5 Bxc5 8. O-O
O-O 9. Rd1 Ne4 10. Rf1 Qc8 11. Qc2 f5 12. Nbd2 Nc6 13. a3 Kh8 14. Nxe4 fxe4 15.
Qxe4 Nd4 16. Qd3 Rxf3 17. exf3 Qc6 18. b4 Rf8 19. Bf4 e5 20. bxc5 bxc5 21. Bxe5
Nxf3+ 22. Bxf3 Rxf3 23. Qd5 Qc8 24. Qd6 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "2.2"]
[White "Arenas, David"]
[Black "Avila, Pedro Andres"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2196"]
[BlackElo "2037"]
[PlyCount "67"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 b5 8. g4
Bb7 9. g5 Nfd7 10. Qd2 Ne5 11. O-O-O Nbd7 12. Kb1 Nb6 13. Qf2 Nec4 14. Bxc4
Nxc4 15. h4 Rc8 16. Bc1 Qa5 17. h5 Be7 18. Rhg1 b4 19. Nce2 Qb6 20. Rg2 a5 21.
Qg1 a4 22. g6 Bf6 23. gxf7+ Kxf7 24. b3 axb3 25. cxb3 Na3+ 26. Bxa3 bxa3 27.
Nf5 Bxe4+ 28. fxe4 Qxb3+ 29. axb3 a2+ 30. Kxa2 Rc2+ 31. Ka3 Ra8+ 32. Kb4 Rb8+
33. Ka3 Ra8+ 34. Kb4 1/2-1/2

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "2.3"]
[White "Herrera, Juan Sebastian"]
[Black "Sanchez, Sebastian Felipe"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2006"]
[BlackElo "2152"]
[PlyCount "80"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be2 Nf6 7. O-O Nc6 8.
Kh1 b5 9. a3 Bb7 10. f4 d6 11. Bf3 Be7 12. Be3 Na5 13. Qe1 O-O 14. Rd1 Nc4 15.
Bc1 Rac8 16. Rd3 Rfe8 17. b3 Nb6 18. g4 d5 19. e5 Nfd7 20. Bg2 Bc5 21. Nf3 b4
22. Nb1 a5 23. Qh4 Ba6 24. Ng5 Bxd3 25. cxd3 h6 26. Nf3 Be7 27. g5 Qxc1 28.
axb4 axb4 29. Nbd2 Qb2 30. Rg1 Rc1 31. Bf1 Rd1 32. Qg3 hxg5 33. Nxg5 Rxd2 34.
Nf3 Bf8 35. Nxd2 Qxd2 36. d4 Qxd4 37. Bd3 Nc5 38. Bb1 Ne4 39. Qh4 Rc8 40. h3
Nd7 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "2.4"]
[White "Ceron, Edgar Ivan"]
[Black "Becerra, Juan David"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2003"]
[BlackElo "2105"]
[PlyCount "39"]
[EventDate "2008.05.23"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Qe7 6. Nc3 Nxe5 7. Nd5 Nxf3+ 8.
Qxf3 Qe5 9. Bd2 Na6 10. Bc3 Qg5 11. h4 Qh6 12. g4 O-O 13. g5 Qc6 14. a3 Qd6 15.
O-O-O Qc6 16. Rg1 Qe6 17. Nf6+ Kh8 18. Qh5 h6 19. gxh6 gxf6 20. Qg5 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "2.7"]
[White "Celis Guzman, Julian"]
[Black "Almanza, Rafael Andres"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1667"]
[BlackElo "2045"]
[PlyCount "43"]
[EventDate "2008.05.23"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 g6 6. Bg2 Bg7 7. O-O Nge7 8. Re1
O-O 9. c3 b5 10. e5 d4 11. c4 Ba6 12. b3 Rc8 13. cxb5 Bxb5 14. Nc4 Nd5 15. Bg5
Qc7 16. Qd2 Nc3 17. Bh6 Nb4 18. a3 Nbd5 19. Nd6 Rb8 20. Ne4 Nxe4 21. Rxe4 Bxh6
22. Qxh6 1/2-1/2

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "2.8"]
[White "Sarmiento, Clein Alexander"]
[Black "Leano Amezquita, Humberto"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2121"]
[BlackElo "1831"]
[PlyCount "123"]
[EventDate "2008.05.23"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. Bg5 Bb4+ 6. Nc3 O-O 7. Bd3 Qe8+ 8.
Nge2 Ne4 9. Bd2 Nxd2 10. Qxd2 dxc4 11. Bxc4 Bf5 12. O-O Nd7 13. Rac1 Nf6 14.
Bb3 Qd7 15. f3 c6 16. Rfd1 Rad8 17. Kh1 Rfe8 18. Qf4 Bd6 19. Qh4 Qe7 20. Qf2
Qc7 21. d5 Qb6 22. Qxb6 axb6 23. Ng3 Bg6 24. dxc6 bxc6 25. Nce4 Nxe4 26. Nxe4
Bxe4 27. fxe4 c5 28. Bd5 Bf4 29. Rc4 Kf8 30. Rf1 f6 31. g4 Be5 32. b3 Re7 33.
g5 Ra7 34. a4 Bd4 35. Rc2 Rdd7 36. Re2 Ke7 37. gxf6+ gxf6 38. Rg2 Kd6 39. Rg8
Rg7 40. Rf8 Rae7 41. Rb8 Kc7 42. Rb7+ Kc8 43. Rxb6 Rg6 44. a5 Reg7 45. h3 Rg2
46. e5 Rg1+ 47. Rxg1 Rxg1+ 48. Kh2 fxe5 49. a6 Ra1 50. b4 cxb4 51. Rxb4 h6 52.
Kg3 Rg1+ 53. Kh4 Be3 54. Re4 Bd4 55. Rxd4 exd4 56. a7 Ra1 57. a8=Q+ Rxa8 58.
Bxa8 Kd8 59. Kh5 Ke8 60. Kxh6 Kf8 61. Bd5 d3 62. Kh7 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "2.9"]
[White "Otero Martinez, Daniel"]
[Black "Hurtado, David Alejandro"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2065"]
[BlackElo "1664"]
[PlyCount "62"]
[EventDate "2008.05.23"]

1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. Nc3 c6 6. Nf3 Be7 7. O-O Nbd7 8. Qd3
O-O 9. Bf4 b6 10. cxd5 cxd5 11. Ng5 Nb8 12. Nb5 h6 13. Nxe6 Bxe6 14. Nc7 Qd7
15. Nxa8 g5 16. Be5 Nc6 17. Nc7 Ne4 18. Nxe6 Qxe6 19. Rad1 Rd8 20. f3 Nf6 21.
Bh3 Nxe5 22. dxe5 Qxe5 23. Qxf5 Qe3+ 24. Kh1 Kg7 25. Qe6 Bc5 26. f4 g4 27. Bxg4
Ne4 28. Qe5+ Kf8 29. Bh5 Rd6 30. Qh8+ Ke7 31. Qe8+ Kf6 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "2.13"]
[White "Salcedo, Edison"]
[Black "Torres, David"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2157"]
[BlackElo "1600"]
[PlyCount "51"]
[EventDate "2008.05.23"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Bf4 Bb4+ 6. Nc3 Qe7 7. Qd5 Bxc3+
8. bxc3 Qa3 9. Qd2 Qc5 10. e3 Ngxe5 11. Nxe5 Nxe5 12. Qd4 Qxd4 13. cxd4 Ng6 14.
Bxc7 b6 15. Bd3 Bb7 16. f3 Rc8 17. Bd6 Ne7 18. Kd2 Nc6 19. Rhc1 h5 20. Rab1 Rh6
21. Bf4 Rh8 22. c5 g5 23. Bg3 h4 24. Be1 h3 25. g4 Ne7 26. cxb6 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "2.14"]
[White "Mendez, Andersson"]
[Black "Guerrero, Juan Carlos"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1759"]
[BlackElo "2232"]
[PlyCount "46"]
[EventDate "2008.05.23"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d3 c5 6. e4 Nc6 7. Nc3 d5 8. e5
Ng4 9. h3 Ngxe5 10. Nxe5 Bxe5 11. Nxd5 Bxh3 12. Nxe7+ Qxe7 13. Bxh3 Qf6 14. c3
Rad8 15. Be3 Qd6 16. Qf3 Qxd3 17. Rfd1 Qb5 18. Bf1 Qxb2 19. Bxc5 Qxc3 20. Qxc3
Bxc3 21. Rxd8 Rxd8 22. Rc1 Bd4 23. Bxd4 Rxd4 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "2.15"]
[White "Lopez Idarraga, Daniel Eduardo"]
[Black "Valle, Leiner Efrain"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1748"]
[BlackElo "2222"]
[PlyCount "64"]
[EventDate "2008.05.23"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. Nc3 O-O 6. Nf3 Nc6 7. d5 Nb8 8. Qc2
e5 9. O-O a5 10. h3 Na6 11. Be3 Nd7 12. a3 Ndc5 13. Rad1 Bf5 14. Qd2 Nb3 15.
Qe1 Bc2 16. Rc1 Nxc1 17. Qxc1 Bf5 18. g4 Bd7 19. Bg5 Qe8 20. Bh6 Nc5 21. Bxg7
Kxg7 22. g5 Bf5 23. Nd2 a4 24. e4 Bd7 25. Qc2 Qe7 26. Nf3 f5 27. gxf6+ Qxf6 28.
Ne1 Qh4 29. Nd3 Bxh3 30. Nxc5 Bxg2 31. Ne6+ Kg8 32. Kxg2 Qg4+ 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "2.16"]
[White "Martinez, Jhon Alexander"]
[Black "Sanchez Maya, Simon"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1687"]
[BlackElo "2181"]
[PlyCount "54"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. e5 Bd7 5. exd6 exd6 6. O-O Be7 7. d4 Nf6 8.
Re1 O-O 9. d5 Ne5 10. Nxe5 Bxb5 11. a4 Ba6 12. Ng4 Qd7 13. Ne3 Ne4 14. Qf3 f5
15. c4 Rae8 16. Qh3 Ng5 17. Qh5 g6 18. Qd1 f4 19. Ng4 f3 20. h3 h5 21. Qd3 Kh7
22. Bxg5 Bxg5 23. Rxe8 Qxe8 24. Nh2 fxg2 25. Nc3 Bh4 26. Nf3 Qf7 27. Kxg2 Bxc4
0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "2.5"]
[White "Guerrero Fandino, Gustavo A"]
[Black "Ayala, Mateo"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1945"]
[BlackElo "2097"]
[PlyCount "39"]
[EventDate "2008.05.23"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Nc6 6. Be2 cxd4 7. cxd4 e6 8.
Nc3 Bb4 9. O-O Qa5 10. Qb3 Bxc3 11. bxc3 O-O 12. Bd3 e5 13. Bc4 exd4 14. Ba3
Rd8 15. Bxf7+ Kh8 16. Nxd4 Nxd4 17. cxd4 Qg5 18. Be7 Rd7 19. Rfe1 Rxe7 20. Rxe7
1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "2.10"]
[White "Ortiz, Jefferson"]
[Black "Suarez, Walter Camilo"]
[Result "0-1"]
[ECO "C90"]
[WhiteElo "1684"]
[BlackElo "1758"]
[PlyCount "62"]
[EventDate "2008.05.23"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. h3
Na5 9. d4 Nxb3 10. axb3 Nd7 11. dxe5 dxe5 12. Qd5 Rb8 13. Nxe5 Nxe5 14. Qxe5
O-O 15. Nc3 Bb7 16. Qg3 Bh4 17. Qg4 b4 18. Nd5 f5 19. Qd1 fxe4 20. g3 Bxd5 21.
gxh4 Rb6 22. Bg5 Rg6 23. Qh5 Qf6 24. Re2 h6 25. Qg4 hxg5 26. h5 Rh6 27. Ra5 c6
28. Rxa6 e3 29. Qg3 exf2+ 30. Rxf2 Qd4 31. Ra1 Rhf6 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "2.8"]
[White "Sarmiento, Clein Alexander"]
[Black "Leano Amezquita, Humberto"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2121"]
[BlackElo "1831"]
[PlyCount "123"]
[EventDate "2008.05.23"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. Bg5 Bb4+ 6. Nc3 O-O 7. Bd3 Qe8+ 8.
Nge2 Ne4 9. Bd2 Nxd2 10. Qxd2 dxc4 11. Bxc4 Bf5 12. O-O Nd7 13. Rac1 Nf6 14.
Bb3 Qd7 15. f3 c6 16. Rfd1 Rad8 17. Kh1 Rfe8 18. Qf4 Bd6 19. Qh4 Qe7 20. Qf2
Qc7 21. d5 Qb6 22. Qxb6 axb6 23. Ng3 Bg6 24. dxc6 bxc6 25. Nce4 Nxe4 26. Nxe4
Bxe4 27. fxe4 c5 28. Bd5 Bf4 29. Rc4 Kf8 30. Rf1 f6 31. g4 Be5 32. b3 Re7 33.
g5 Ra7 34. a4 Bd4 35. Rc2 Rdd7 36. Re2 Ke7 37. gxf6+ gxf6 38. Rg2 Kd6 39. Rg8
Rg7 40. Rf8 Rae7 41. Rb8 Kc7 42. Rb7+ Kc8 43. Rxb6 Rg6 44. a5 Reg7 45. h3 Rg2
46. e5 Rg1+ 47. Rxg1 Rxg1+ 48. Kh2 fxe5 49. a6 Ra1 50. b4 cxb4 51. Rxb4 h6 52.
Kg3 Rg1+ 53. Kh4 Be3 54. Re4 Bd4 55. Rxd4 exd4 56. a7 Ra1 57. a8=Q+ Rxa8 58.
Bxa8 Kd8 59. Kh5 Ke8 60. Kxh6 Kf8 61. Bd5 d3 62. Kh7 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "7.1"]
[White "Sanchez, Sebastian Felipe"]
[Black "Guerrero Fandino, Gustavo A"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2152"]
[BlackElo "1945"]
[PlyCount "69"]
[EventDate "2008.05.23"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Bf4 Nc6
8. Qd2 Be6 9. O-O-O Qd7 10. Kb1 O-O-O 11. Bb5 a6 12. Ba4 b5 13. Bb3 Bf6 14. Nd4
Na5 15. Rhe1 Rhe8 16. Nxe6 fxe6 17. Bxe6 Qxe6 18. Rxe6 Rxe6 19. Qd5 Kd7 20. a4
c6 21. Qf5 Ke7 22. axb5 axb5 23. Bg5 h6 24. Bxf6+ Rxf6 25. Re1+ Kf8 26. Qh7 Kf7
27. Qe4 Rf8 28. b3 Kg8 29. f3 d5 30. Qg4 R8f7 31. Re8+ Kh7 32. Qc8 h5 33. g4
Rxf3 34. gxh5 Kh6 35. Qg4 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "7.10"]
[White "Valle, Leiner Efrain"]
[Black "Cardozo, Carlos Eduardo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2222"]
[BlackElo "1612"]
[PlyCount "54"]
[EventDate "2008.05.23"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. Bd3 Ne7 6. O-O O-O 7. c4 c6 8. h3
Nd7 9. Qb3 h6 10. Nc3 Nf6 11. Re1 b6 12. Be3 Be6 13. Rac1 Rc8 14. Ne5 c5 15.
Nb5 cxd4 16. Bxd4 Bb8 17. c5 bxc5 18. Bxc5 Bxe5 19. Rxe5 Nd7 20. Rxe6 fxe6 21.
Qa3 Nxc5 22. Rxc5 Qb6 23. Rxc8 Qxf2+ 24. Kh1 Nxc8 25. Nc7 Qe1+ 26. Kh2 Qe5+ 27.
Kh1 Qxc7 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "7.12"]
[White "Ayala, Mateo"]
[Black "Bojaca, Carlos Andres"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2097"]
[BlackElo "1900"]
[PlyCount "102"]
[EventDate "2008.05.23"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. g3 Nc6 6. cxd5 exd5 7. Bg2 Bg4 8.
O-O O-O 9. Ne5 Be6 10. Nxc6 bxc6 11. a3 a5 12. Na4 Bd6 13. Bg5 h6 14. Bxf6 Qxf6
15. Rc1 Bd7 16. e3 Qg6 17. Nc5 Bxc5 18. Rxc5 Rfb8 19. Qd2 a4 20. Rfc1 Rb6 21.
Ra5 Rab8 22. Rxa4 Rxb2 23. Qe1 Rb1 24. Rb4 R1xb4 25. axb4 Qd3 26. Bf1 Qa3 27.
b5 cxb5 28. Rxc7 Be6 29. Qc3 Qxc3 30. Rxc3 b4 31. Rb3 Bf5 32. Bg2 Kf8 33. Bxd5
Be6 34. Bxe6 fxe6 35. f4 Ke7 36. Kf2 Kd6 37. e4 Kc6 38. g4 Kb5 39. Kf3 Ra8 40.
Ke3 Ra2 41. f5 exf5 42. gxf5 Rxh2 43. Rb1 Rh3+ 44. Ke2 b3 45. e5 Kc6 46. e6 Kd6
47. Ra1 b2 48. Rb1 Rb3 49. Kd2 Rb5 50. Ke3 Rxf5 51. Rxb2 Kxe6 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "7.13"]
[White "Sarmiento, Clein Alexander"]
[Black "Ortiz, Jefferson"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2121"]
[BlackElo "1684"]
[PlyCount "57"]
[EventDate "2008.05.23"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 d6 8.
O-O O-O 9. Re1 Ne5 10. Be2 d5 11. Nd2 c6 12. exd5 Nxd5 13. Ne4 Qe7 14. Nf5 Bxf5
15. Bxc5 Qh4 16. Ng3 Be6 17. Bxf8 Rxf8 18. Qd4 Qxd4 19. cxd4 Ng6 20. Bc4 Ngf4
21. Nf1 b5 22. Bxd5 Bxd5 23. Re7 Nxg2 24. Rxa7 Nf4 25. Ne3 Ne2+ 26. Kf1 Nxd4
27. Nxd5 cxd5 28. Rd1 Nc6 29. Rc7 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "7.14"]
[White "Suarez, Walter Camilo"]
[Black "Hurtado, David Alejandro"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1758"]
[BlackElo "1664"]
[PlyCount "49"]
[EventDate "2008.05.23"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 b6 5. g3 Bb7 6. cxd5 exd5 7. Bg2 Nbd7 8.
O-O Be7 9. Bf4 c6 10. Rc1 O-O 11. Re1 Re8 12. Ne5 Nxe5 13. dxe5 Nh5 14. Bd2 g6
15. f4 Ng7 16. Rf1 f6 17. exf6 Bxf6 18. g4 Qe7 19. e4 dxe4 20. Nxe4 Bxb2 21.
Qb3+ Kh8 22. Qxb2 Rad8 23. Bc3 Rf8 24. Bf6 Rxf6 25. Qxf6 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "7.16"]
[White "Ruiz, Edgar (2)"]
[Black "Lopez Idarraga, Daniel Eduardo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1600"]
[BlackElo "1748"]
[PlyCount "130"]
[EventDate "2008.05.23"]

1. e4 c5 2. c4 Nc6 3. Nf3 g6 4. Be2 Bg7 5. O-O Nh6 6. d3 O-O 7. Nc3 d6 8. h3 f5
9. exf5 Nxf5 10. Bd2 Nfd4 11. Rc1 Nxf3+ 12. Bxf3 Nd4 13. Be4 Kh8 14. f4 Rb8 15.
b3 Bf5 16. Qe1 a6 17. Kh1 b5 18. Nd5 b4 19. Bxf5 Nxf5 20. Ne3 Nd4 21. Nc2 Nc6
22. Qe4 Qd7 23. Rf3 a5 24. Rcf1 e6 25. Be1 a4 26. Bf2 Rfe8 27. d4 d5 28. cxd5
exd5 29. Qd3 c4 30. bxc4 dxc4 31. Qxc4 Na5 32. Qc5 Rb5 33. Nxb4 Rxc5 34. dxc5
Nc6 35. Nxc6 Qxc6 36. Rc1 Re2 37. Rd1 h6 38. a3 Bb2 39. Rd6 Qe4 40. c6 Rc2 41.
Rd8+ Kh7 42. Rd7+ Bg7 43. c7 Rc1+ 44. Kh2 Qf5 45. Re7 Rc4 46. Be3 Qf6 47. Rd7
Qe6 48. c8=Q Rxc8 49. Ra7 Qc6 50. Bd4 Rc7 51. Rxc7 Qxc7 52. Bxg7 Kxg7 53. h4
Kf6 54. g3 Qc2+ 55. Kh3 Qb3 56. Kg2 Qb2+ 57. Kh3 Kf5 58. Re3 Qb3 59. Re5+ Kf6
60. Ra5 Qxa3 61. Ra6+ Kf5 62. Ra5+ Ke4 63. Re5+ Kf3 64. Re6 Qa2 65. Rxg6 Qg2#
0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "7.8"]
[White "Avila, Pedro Andres"]
[Black "Mendez, Andersson"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "2037"]
[BlackElo "1759"]
[PlyCount "51"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2
Nc6 9. Bc4 Bd7 10. O-O-O Qb8 11. h4 Rc8 12. Bb3 h5 13. Rdg1 Nxd4 14. Bxd4 a5
15. g4 a4 16. Bxf7+ Kxf7 17. gxh5 a3 18. Qg5 axb2+ 19. Kb1 Rg8 20. Qxg6+ Ke6
21. f4 Be8 22. Qf5+ Kf7 23. Bxf6 Bxf6 24. Qh7+ Ke6 25. Qxg8+ Kd7 26. e5 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "7.17"]
[White "Avellaneda, Jonathan"]
[Black "Marin, Diego Alejandro"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1691"]
[BlackElo "1600"]
[PlyCount "56"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nf3 h6 8. O-O
Be6 9. Be3 Be7 10. h3 Nc6 11. Bd3 d5 12. exd5 Nxd5 13. Nxd5 Bxd5 14. Be2 O-O
15. c3 Be6 16. Re1 Qc7 17. Bf1 Rad8 18. Nd2 f5 19. f3 Bh4 20. Bf2 Bxf2+ 21.
Kxf2 e4 22. Qc1 Qb6+ 23. Kg3 Qg1 24. f4 Rf6 25. Bc4 Rd3+ 26. Bxd3 Rg6+ 27. Kh4
Qf2+ 28. Kh5 Bf7 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "6.2"]
[White "Panesso, Henry"]
[Black "Arenas, David"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2229"]
[BlackElo "2196"]
[PlyCount "42"]
[EventDate "2008.05.23"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2 Qe7 6. d3 Nf6 7. Qxe7+ Bxe7
8. Nc3 c6 9. Be2 O-O 10. O-O Re8 11. h3 Bf5 12. Re1 Nbd7 13. Bf4 h6 14. a4 a5
15. Bh2 Nc5 16. Bf1 Bf8 17. Rad1 Rxe1 18. Rxe1 Re8 19. Rxe8 Nxe8 20. Bf4 g6 21.
Be3 Bg7 1/2-1/2

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "6.3"]
[White "Guerrero, Juan Carlos"]
[Black "Avila, Pedro Andres"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2232"]
[BlackElo "2037"]
[PlyCount "53"]
[EventDate "2008.05.23"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O
O-O 9. Bc3 d5 10. Ne5 Nfd7 11. Nxd7 Nxd7 12. Nd2 Rc8 13. e4 c5 14. exd5 exd5
15. dxc5 dxc4 16. c6 cxb3 17. Re1 Bb5 18. Nc4 Bxc6 19. Bxc6 Rxc6 20. axb3 Rc7
21. Ra2 b5 22. Ba5 Nb6 23. Qxd8 Bxd8 24. Nxb6 axb6 25. Bb4 g6 26. Bxf8 Kxf8 27.
Ra8 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "6.4"]
[White "Leano Amezquita, Humberto"]
[Black "Sanchez, Sebastian Felipe"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1831"]
[BlackElo "2152"]
[PlyCount "78"]
[EventDate "2008.05.23"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. cxd5 exd5 6. Bg5 Nbd7 7. e3 Qa5 8.
Nd2 h6 9. Bh4 Bb4 10. Qc2 O-O 11. Bd3 Re8 12. O-O Be7 13. Rae1 Nf8 14. Nf3 Be6
15. h3 Rac8 16. Qd2 Qd8 17. Ne5 Ne4 18. Nxe4 Bxh4 19. Nc5 b6 20. Nb3 Qd6 21.
Bb1 c5 22. Qe2 Nd7 23. Nxd7 Bxd7 24. Rd1 c4 25. Nd2 Bf6 26. Rc1 Bxd4 27. Nf3
Bf6 28. Qd2 Qc5 29. Rfd1 Be6 30. Nd4 Bxd4 31. exd4 Qd6 32. Qc2 g6 33. Qd2 Kg7
34. a3 Bd7 35. Rc3 Re7 36. Rg3 Rce8 37. Kf1 Bb5 38. Rc3 a5 39. g3 Bd7 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "6.5"]
[White "Celis Guzman, Julian"]
[Black "Becerra, Juan David"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1667"]
[BlackElo "2105"]
[PlyCount "76"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. d4 cxd4 6. Qxd4 Ngf6 7. Nc3 g6
8. Be3 Bg7 9. h3 O-O 10. Qd2 Rc8 11. Bh6 Qa5 12. Bxg7 Kxg7 13. O-O Qb4 14. Rab1
Nxe4 15. Nxe4 Qxe4 16. Rfe1 Qxc2 17. Qxc2 Rxc2 18. Rxe7 Rd8 19. Nd4 Rd2 20. Nf3
Rc2 21. Nd4 Rd2 22. Nf3 Rd5 23. Rc1 Kf6 24. Rce1 a5 25. a3 a4 26. h4 h6 27. g4
Ne5 28. Nxe5 Kxe7 29. Nc6+ Kd7 30. Nxd8 Kxd8 31. Re4 b5 32. Kg2 Kd7 33. Kf3
Rd3+ 34. Ke2 Rb3 35. Ke1 Rxb2 36. Rf4 b4 37. Rxf7+ Ke6 38. Ra7 bxa3 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "6.8"]
[White "Salcedo, Edison"]
[Black "Lombana, Juan Camilo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2157"]
[BlackElo "2000"]
[PlyCount "74"]
[EventDate "2008.05.23"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 O-O 6. e3 Nbd7 7. cxd5 exd5 8.
Bd3 c6 9. Qc2 h6 10. Bh4 Re8 11. O-O Qa5 12. a3 Bd6 13. Rfc1 g5 14. Bg3 Bxg3
15. hxg3 Kg7 16. b4 Qd8 17. Na4 Ng4 18. b5 cxb5 19. Bxb5 a6 20. Bd3 Ndf6 21.
Qc7 Qxc7 22. Rxc7 b5 23. Nb6 Rb8 24. Nxc8 Rbxc8 25. Rac1 Rxc7 26. Rxc7 Rb8 27.
Ne5 b4 28. f3 Nxe5 29. dxe5 Ne8 30. Rd7 bxa3 31. e6 a2 32. Rxf7+ Kg8 33. Bh7+
Kh8 34. f4 a1=Q+ 35. Kh2 Nd6 36. Rd7 Qf6 37. f5 Nxf5 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "6.9"]
[White "Herrera, Juan Sebastian"]
[Black "Sarmiento, Clein Alexander"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2006"]
[BlackElo "2121"]
[PlyCount "59"]
[EventDate "2008.05.23"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bc4 Nf6 6. Nf3 Bf5 7. O-O Nbd7 8.
a3 e6 9. Bf4 Be7 10. h3 O-O 11. Qe2 b5 12. Bb3 Rfe8 13. Nh4 Rad8 14. Nxf5 exf5
15. Qf3 Qb6 16. Rad1 c5 17. dxc5 Bxc5 18. Bg5 h6 19. Nd5 Qb8 20. Bxf6 Nxf6 21.
Nxf6+ gxf6 22. Qxf5 Qe5 23. Qg6+ Kh8 24. Qxh6+ Kg8 25. Qg6+ Kh8 26. Bxf7 Bxf2+
27. Kh1 Qe3 28. Qxf6+ Kh7 29. Bg6+ Kh6 30. Bf5+ 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "6.10"]
[White "Juez, Jose Yesid"]
[Black "Ayala, Mateo"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1912"]
[BlackElo "2097"]
[PlyCount "69"]
[EventDate "2008.05.23"]

1. e4 c5 2. d4 d5 3. dxc5 d4 4. c3 e5 5. Nf3 Nc6 6. Bb5 Bg4 7. Bxc6+ bxc6 8.
Qa4 Bxf3 9. Qxc6+ Ke7 10. Qb7+ Ke8 11. gxf3 Rc8 12. Qb5+ Qd7 13. Qxd7+ Kxd7 14.
cxd4 exd4 15. b4 Rb8 16. a3 a5 17. Bf4 Ra8 18. Be5 axb4 19. Bxd4 bxa3 20. Rxa3
Rxa3 21. Nxa3 Ne7 22. Ke2 Nc6 23. Be3 Be7 24. Rd1+ Ke6 25. Nb5 Rc8 26. Nd4+
Nxd4+ 27. Bxd4 g6 28. Rb1 Bxc5 29. Rc1 Kd6 30. f4 Rc6 31. e5+ Kd5 32. Bxc5 Rxc5
33. Rxc5+ Kxc5 34. Ke3 Kc4 35. Ke4 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "6.11"]
[White "Mendez, Andersson"]
[Black "Suarez, Walter Camilo"]
[Result "1-0"]
[ECO "B94"]
[WhiteElo "1759"]
[BlackElo "1758"]
[PlyCount "75"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e5 7. Nb3 Be7 8.
Bxf6 Bxf6 9. Nd5 Bg5 10. h4 Bxh4 11. Rxh4 Qxh4 12. Nc7+ Ke7 13. Nxa8 Qxe4+ 14.
Qe2 Bf5 15. Qxe4 Bxe4 16. Nb6 Nc6 17. c3 g5 18. f3 Bg6 19. O-O-O h5 20. Nd5+
Ke6 21. Bc4 Kf5 22. Ne3+ Kf4 23. Kd2 g4 24. Rf1 g3 25. Nc1 h4 26. Ne2+ Kg5 27.
f4+ exf4 28. Nxf4 Ne5 29. Nh3+ Kh5 30. Rf4 Nxc4+ 31. Rxc4 d5 32. Rg4 Re8 33.
Nf4+ Kh6 34. Rxh4+ Kg7 35. Nxg6 Kxg6 36. Rg4+ Kf6 37. Rxg3 Rd8 38. Kd3 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "6.12"]
[White "Paez, David"]
[Black "Corredor, Fabian"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2072"]
[BlackElo "1685"]
[PlyCount "115"]
[EventDate "2008.05.23"]

1. e4 c5 2. Ne2 Nc6 3. Nbc3 g6 4. g3 Bg7 5. Bg2 d6 6. O-O Nf6 7. d3 O-O 8. h3
Bd7 9. Be3 a6 10. Qd2 Qc8 11. Kh2 Ne5 12. f4 Nc6 13. d4 cxd4 14. Nxd4 Qc7 15.
Rad1 Rac8 16. Nce2 Rfd8 17. c3 Na5 18. b3 e5 19. Nc2 Bc6 20. Qd3 d5 21. Nb4 Bb5
22. Qc2 dxe4 23. c4 Bc6 24. fxe5 Qxe5 25. Bd4 Qe7 26. Qc3 Ne8 27. Bxg7 Nxg7 28.
Nc2 b6 29. Qe3 Bb7 30. Ncd4 Rd6 31. g4 Rcd8 32. Kh1 Ne6 33. Nxe6 Rxd1 34. Nxd8
Rxf1+ 35. Bxf1 Qxd8 36. Bg2 Qd1+ 37. Kh2 Qd6+ 38. Ng3 Qe6 39. Nxe4 b5 40. cxb5
axb5 41. Qf4 Bc6 42. Ng5 Qe8 43. Ne4 Qe7 44. Qd6 Qxd6+ 45. Nxd6 Bd7 46. Kg3 b4
47. Kf4 Kf8 48. Ke5 Ke7 49. Nc4 f6+ 50. Kd4 Nc6+ 51. Kc5 Ne5 52. Nxe5 fxe5 53.
Kxb4 Kd6 54. a4 Be6 55. a5 Kc7 56. Kc5 Bxb3 57. a6 Kb8 58. Kb6 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "6.13"]
[White "Ceron, Edgar Ivan"]
[Black "Pardo, Efrain Camilo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2003"]
[BlackElo "1660"]
[PlyCount "46"]
[EventDate "2008.05.23"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e5 5. Nf3 Nc6 6. Nc3 d6 7. Bg5 Be7 8. e3
Be6 9. Be2 Rc8 10. O-O O-O 11. Rc1 Qa5 12. a3 e4 13. Bxf6 exf3 14. gxf3 Bxf6
15. f4 Bh3 16. Re1 Bxc3 17. Rxc3 Be6 18. b4 Qc7 19. Kh1 Ne7 20. Rg1 d5 21. c5
Rfd8 22. Bd3 d4 23. exd4 Qxf4 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "6.14"]
[White "Bojaca, Carlos Andres"]
[Black "Ruiz, Edgar (2)"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1900"]
[BlackElo "1600"]
[PlyCount "76"]
[EventDate "2008.05.23"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 b6 5. e3 Bb7 6. cxd5 exd5 7. Bd3 Be7 8. O-O
O-O 9. Re1 Re8 10. a3 c5 11. Ne5 Qc8 12. Bd2 Bd6 13. f4 Nc6 14. Ne2 Ne4 15.
Bxe4 dxe4 16. Nxc6 Qxc6 17. Rc1 Rac8 18. Ng3 Qd7 19. Bc3 Rcd8 20. dxc5 Bxc5 21.
Qxd7 Rxd7 22. b4 Be7 23. Be5 Bh4 24. Bd4 h6 25. Rc3 Bxg3 26. hxg3 f6 27. Rec1
Ree7 28. Kf2 Kf7 29. g4 Kg6 30. Kg3 Rd8 31. a4 Ree8 32. Rc7 Rc8 33. f5+ Kh7 34.
Bxf6 Rg8 35. Bd4 h5 36. Rh1 Rge8 37. Rxh5+ Kg8 38. Rxg7+ Kf8 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "6.15"]
[White "Cardozo, Carlos Eduardo"]
[Black "Lopez Idarraga, Daniel Eduardo"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1612"]
[BlackElo "1748"]
[PlyCount "97"]
[EventDate "2008.05.23"]

1. e4 e5 2. Nf3 Nc6 3. d3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O d6 7. Nbd2 Ne8 8. Re1
f5 9. h3 Be6 10. c3 Qd7 11. Kh2 Kh8 12. d4 fxe4 13. Nxe4 exd4 14. Nxd4 Nxd4 15.
Qxd4 Nf6 16. Ng5 Bg8 17. Bd2 c5 18. Qh4 d5 19. Re2 Rae8 20. Rae1 Ne4 21. Bxe4
dxe4 22. Bf4 Bxg5 23. Qxg5 b6 24. Rxe4 Rxe4 25. Rxe4 Qf5 26. Qxf5 Rxf5 27. a3
Rf7 28. Ra4 Rb7 29. Re4 h6 30. h4 Bf7 31. b4 cxb4 32. axb4 Kh7 33. g4 Rd7 34.
Rd4 Rxd4 35. cxd4 a5 36. bxa5 bxa5 37. Kg3 Kg6 38. Kf3 Be6 39. Be5 a4 40. Bd6
Kf6 41. Kf4 g5+ 42. hxg5+ hxg5+ 43. Kg3 Bg8 44. f4 Ke6 45. Bc5 Kd5 46. f5 Kc4
47. Kf3 Bd5+ 48. Ke3 Bf7 49. Ke4 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "6.11"]
[White "Mendez, Andersson"]
[Black "Suarez, Walter Camilo"]
[Result "1-0"]
[ECO "B94"]
[WhiteElo "1759"]
[BlackElo "1758"]
[PlyCount "75"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e5 7. Nb3 Be7 8.
Bxf6 Bxf6 9. Nd5 Bg5 10. h4 Bxh4 11. Rxh4 Qxh4 12. Nc7+ Ke7 13. Nxa8 Qxe4+ 14.
Qe2 Bf5 15. Qxe4 Bxe4 16. Nb6 Nc6 17. c3 g5 18. f3 Bg6 19. O-O-O h5 20. Nd5+
Ke6 21. Bc4 Kf5 22. Ne3+ Kf4 23. Kd2 g4 24. Rf1 g3 25. Nc1 h4 26. Ne2+ Kg5 27.
f4+ exf4 28. Nxf4 Ne5 29. Nh3+ Kh5 30. Rf4 Nxc4+ 31. Rxc4 d5 32. Rg4 Re8 33.
Nf4+ Kh6 34. Rxh4+ Kg7 35. Nxg6 Kxg6 36. Rg4+ Kf6 37. Rxg3 Rd8 38. Kd3 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.26"]
[Round "6.11"]
[White "Mendez, Andersson"]
[Black "Suarez, Walter Camilo"]
[Result "1-0"]
[ECO "B94"]
[WhiteElo "1759"]
[BlackElo "1758"]
[PlyCount "75"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e5 7. Nb3 Be7 8.
Bxf6 Bxf6 9. Nd5 Bg5 10. h4 Bxh4 11. Rxh4 Qxh4 12. Nc7+ Ke7 13. Nxa8 Qxe4+ 14.
Qe2 Bf5 15. Qxe4 Bxe4 16. Nb6 Nc6 17. c3 g5 18. f3 Bg6 19. O-O-O h5 20. Nd5+
Ke6 21. Bc4 Kf5 22. Ne3+ Kf4 23. Kd2 g4 24. Rf1 g3 25. Nc1 h4 26. Ne2+ Kg5 27.
f4+ exf4 28. Nxf4 Ne5 29. Nh3+ Kh5 30. Rf4 Nxc4+ 31. Rxc4 d5 32. Rg4 Re8 33.
Nf4+ Kh6 34. Rxh4+ Kg7 35. Nxg6 Kxg6 36. Rg4+ Kf6 37. Rxg3 Rd8 38. Kd3 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "5.1"]
[White "Almanza, Rafael Andres"]
[Black "Panesso, Henry"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2045"]
[BlackElo "2229"]
[PlyCount "111"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O
O-O 9. Be3 Bd7 10. Nd5 Bc6 11. Bb6 Qd7 12. Nc7 Qc8 13. Nxa8 Nbd7 14. f3 Qxa8
15. Bf2 d5 16. exd5 Bxd5 17. c4 Be6 18. Bh4 Rc8 19. Rc1 a5 20. Nd2 Nc5 21. Qe1
Qa6 22. b3 Bf5 23. Kh1 Rd8 24. Nb1 Ne6 25. Bxf6 Bxf6 26. Nc3 Nd4 27. Qg3 h6 28.
Rfd1 Bg5 29. Qxe5 Bxc1 30. Rxc1 Nxe2 31. Qxe2 Be6 32. Rd1 Rxd1+ 33. Qxd1 Qb6
34. Qd2 Qc7 35. Nb5 Qe5 36. h3 a4 37. Qd8+ Kh7 38. Qd4 Qg3 39. Qe4+ g6 40. Nd4
Bc8 41. Qe8 Qc7 42. Nb5 Qf4 43. Qxc8 axb3 44. axb3 Qc1+ 45. Kh2 Qf4+ 46. Kg1
Qc1+ 47. Kf2 Qb2+ 48. Ke3 Qxb3+ 49. Kf4 Qc2 50. Kg3 Qe2 51. Qc7 Kg7 52. f4 Kg8
53. Kh2 Qd2 54. Qe5 Qd7 55. Nd6 Kh7 56. c5 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "5.2"]
[White "Sanchez, Sebastian Felipe"]
[Black "Guerrero, Juan Carlos"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2152"]
[BlackElo "2232"]
[PlyCount "112"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O Ngf6 6. Qe2 e6 7. c3 Be7 8.
d4 cxd4 9. cxd4 d5 10. e5 Ne4 11. Rd1 Rc8 12. Be3 O-O 13. Ne1 f5 14. f3 Ng5 15.
Nd3 Nf7 16. Nc3 Rc6 17. Rac1 Qb6 18. Bf2 Re8 19. f4 Bf8 20. h3 Nh6 21. Na4 Qa6
22. Rxc6 bxc6 23. b3 Rc8 24. Qc2 Nf7 25. Qc3 Nd8 26. Rc1 Rb8 27. Bh4 Ba3 28.
Rc2 Nb7 29. g4 fxg4 30. hxg4 Rf8 31. Kg2 Qb5 32. Bf2 Nd8 33. Be3 h5 34. g5 g6
35. Qd2 Be7 36. Ne1 Kg7 37. Qd3 Bb4 38. Qxb5 cxb5 39. Nd3 bxa4 40. Nxb4 axb3
41. axb3 Nb6 42. Nd3 Rf7 43. Nc5 Rc7 44. Bd2 Kf7 45. Kf3 Nb7 46. Bb4 Nd8 47.
Ke3 Nc6 48. Na6 Rc8 49. Bc5 Nd7 50. b4 h4 51. Rh2 Nxc5 52. bxc5 Rh8 53. Nc7 Ke7
54. Kd3 h3 55. Kc3 Rh4 56. Nb5 Kd7 1/2-1/2

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "5.3"]
[White "Arenas, David"]
[Black "Otero Martinez, Daniel"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2196"]
[BlackElo "2065"]
[PlyCount "81"]
[EventDate "2008.05.23"]

1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 Nc6 5. Nf3 d6 6. Bc4 e6 7. O-O Nf6 8. Qe2
a6 9. Bf4 Nd7 10. Rd1 Qc7 11. Nbd2 Be7 12. Bd3 Nde5 13. Bc2 O-O 14. Nxe5 dxe5
15. Be3 Rb8 16. a4 Rd8 17. Nb3 Rxd1+ 18. Rxd1 Bd7 19. a5 Be8 20. Bb6 Qc8 21.
Qd2 h6 22. g3 Ra8 23. Bd3 Nb8 24. Bc2 Nd7 25. Be3 Qc6 26. f3 Rc8 27. Kg2 Qb5
28. Qd3 Qc6 29. Rd2 Nc5 30. Nxc5 Bxc5 31. Bd1 Bxe3 32. Qxe3 Kf8 33. Be2 Qc5 34.
Qd3 Bb5 35. c4 Bxc4 36. Qc3 Bxe2 37. Rd8+ Ke7 38. Rxc8 Qb5 39. Kf2 Bd1 40. Qc7+
Kf6 41. Qd8+ 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "5.4"]
[White "Guerrero Fandino, Gustavo A"]
[Black "Salcedo, Edison"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1945"]
[BlackElo "2157"]
[PlyCount "53"]
[EventDate "2008.05.23"]

1. e4 e5 2. f4 d5 3. exd5 Qxd5 4. Nc3 Qe6 5. fxe5 Nc6 6. d4 f6 7. Nf3 Qf7 8.
Bb5 Bd7 9. O-O O-O-O 10. Qe2 Qe8 11. Be3 fxe5 12. dxe5 a6 13. Ba4 b5 14. Nxb5
axb5 15. Bxb5 Kb8 16. Ba4 Bc8 17. Rfd1 Rxd1+ 18. Rxd1 Nge7 19. Rd3 Bb7 20. Rb3
Qd7 21. Rxb7+ Kxb7 22. Qb5+ Kc8 23. Qa6+ Kd8 24. Nd4 Nb8 25. Qa8 Qc8 26. Bg5 h6
27. Nc6+ 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "5.8"]
[White "Becerra, Juan David"]
[Black "Paez, David"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2105"]
[BlackElo "2072"]
[PlyCount "91"]
[EventDate "2008.05.23"]

1. e4 e6 2. d3 c5 3. g3 Nc6 4. Bg2 g6 5. Nc3 Bg7 6. Nge2 Nge7 7. O-O O-O 8. Be3
Nd4 9. Qd2 Rb8 10. Nc1 b5 11. Nd1 b4 12. f4 d6 13. g4 f5 14. c3 Ndc6 15. h3 a5
16. Nf2 Bb7 17. Ne2 a4 18. d4 Na5 19. cxb4 Nc4 20. Qc1 Ba6 21. Re1 Nxe3 22.
Qxe3 Bxe2 23. Qxe2 Bxd4 24. exf5 e5 25. fxe5 dxe5 26. Kh1 gxf5 27. Nd3 Ng6 28.
Nxc5 Rxb4 29. Ne6 Qh4 30. Nxf8 Nf4 31. Qf3 Nxg2 32. Re2 Nf4 33. Qa8 Kf7 34. Rc1
Qe7 35. Rec2 Qb7+ 36. Qxb7+ Rxb7 37. Nxh7 fxg4 38. hxg4 Kg6 39. Rh2 Rxb2 40.
Rc6+ Kg7 41. Rc7+ Kg6 42. Rc6+ Kg7 43. Rxb2 Bxb2 44. Ng5 a3 45. Ne6+ Nxe6 46.
Rxe6 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "5.11"]
[White "Corredor, Fabian"]
[Black "Herrera, Juan Sebastian"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1685"]
[BlackElo "2006"]
[PlyCount "46"]
[EventDate "2008.05.23"]

1. e4 e5 2. Bc4 Bc5 3. Nf3 Nc6 4. O-O d6 5. c3 Qe7 6. Re1 Nf6 7. d4 Bb6 8. h3
h6 9. Bb3 g5 10. dxe5 dxe5 11. Nh2 g4 12. Nxg4 Nxg4 13. hxg4 Rg8 14. g5 hxg5
15. Qh5 Bd7 16. Be3 Na5 17. Bd1 g4 18. Bxb6 axb6 19. Qh6 O-O-O 20. Nd2 Rh8 21.
Qe3 Qh4 22. Kf1 Bb5+ 23. c4 Rxd2 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "5.13"]
[White "Ayala, Mateo"]
[Black "Hurtado, David Alejandro"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2097"]
[BlackElo "1664"]
[PlyCount "116"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. g4 Nc6 8. g5
Nd7 9. h4 Be7 10. Bh3 Nb6 11. Nb3 Qc7 12. Qe2 Bd7 13. O-O-O O-O-O 14. f4 Rhg8
15. a4 Nb4 16. Rd4 d5 17. a5 Na8 18. exd5 Nxd5 19. Nxd5 exd5 20. f5 f6 21. Rhd1
Bc6 22. Bg2 Rd7 23. Bxd5 Rxd5 24. Rxd5 Bxd5 25. Rxd5 Rd8 26. Rxd8+ Qxd8 27. Bf4
Nc7 28. Qe3 Kb8 29. Nd4 Ka8 30. g6 hxg6 31. fxg6 Nd5 32. Ne6 Nxe3 33. Nxd8 Ng2
34. Ne6 Nxh4 35. Nxg7 Nxg6 36. Bc7 Bc5 37. Nf5 Ne5 38. c3 Ka7 39. b4 Bg1 40.
Kd2 b6 41. axb6+ Bxb6 42. Bd6 Nd7 43. c4 Bg1 44. Be7 Bh2 45. Ke3 Be5 46. Ke4
Kb7 47. Ne3 Nb6 48. Nd5 Kc6 49. Nxb6 Kxb6 50. Kd5 Bc3 51. Ke6 a5 52. Bd8+ Kb7
53. Bxa5 Ka7 54. Kd7 Kb7 55. c5 Be5 56. b5 f5 57. c6+ Kb8 58. b6 f4 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "5.16"]
[White "Lopez Idarraga, Daniel Eduardo"]
[Black "Marin, Diego Alejandro"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1748"]
[BlackElo "1600"]
[PlyCount "81"]
[EventDate "2008.05.23"]

1. d4 d5 2. Nc3 e6 3. e4 dxe4 4. Nxe4 Nf6 5. Bg5 Be7 6. Bd3 Nbd7 7. Nf3 h6 8.
Bxf6 Nxf6 9. O-O O-O 10. Ne5 Nxe4 11. Bxe4 Bf6 12. f4 Bd7 13. Bxb7 Rb8 14. Qf3
Ba4 15. c3 Qd6 16. b3 Bb5 17. Rfe1 c5 18. Be4 cxd4 19. Rad1 Qa6 20. a4 Be8 21.
cxd4 Qb6 22. Qf2 Rd8 23. Rd3 Bd7 24. d5 exd5 25. Qxb6 axb6 26. Rxd5 Be6 27. Rb5
Rd6 28. Rc1 Rd4 29. Re1 Rd6 30. Bf3 Rc8 31. h3 Rc2 32. Kh2 Rd4 33. Re4 Rd6 34.
Reb4 Bd8 35. f5 Bc8 36. Nc4 Rd3 37. Be4 Bc7+ 38. Ne5 Rdd2 39. Bxc2 f6 40. Rc4
Bb7 41. Rxc7 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "5.14"]
[White "Ortiz, Jefferson"]
[Black "Mendez, Andersson"]
[Result "0-1"]
[ECO "D55"]
[WhiteElo "1684"]
[BlackElo "1759"]
[PlyCount "56"]
[EventDate "2008.05.23"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 Nbd7 6. e3 O-O 7. Rc1 b6 8. cxd5
exd5 9. Bd3 c5 10. O-O Bb7 11. Re1 Ne4 12. Bxe7 Qxe7 13. Nd2 Ndf6 14. f3 Nxc3
15. bxc3 Rfe8 16. e4 cxd4 17. cxd4 Qb4 18. Nb3 dxe4 19. fxe4 Nxe4 20. Rc7 Nd6
21. Rf1 Rac8 22. Qc1 Rxc7 23. Qxc7 Bd5 24. Kh1 Bxb3 25. axb3 Qxd4 26. Bc4 Rf8
27. Qxa7 Nxc4 28. bxc4 Qxc4 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "5.12"]
[White "Lombana, Juan Camilo"]
[Black "Bojaca, Carlos Andres"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2000"]
[BlackElo "1900"]
[PlyCount "61"]
[EventDate "2008.05.23"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. Bd3 dxe4 5. Nxe4 Be7 6. Nf3 Nc6 7. O-O h6 8. c3
O-O 9. Qe2 Nd5 10. Bd2 a6 11. a3 Kh8 12. c4 Nb6 13. Rad1 f5 14. Ng3 Bf6 15. Bc3
Na4 16. Nh5 Nxc3 17. bxc3 Ne7 18. Ne5 Qe8 19. Nf4 c6 20. Rfe1 Bxe5 21. Qxe5 Ng6
22. Qe3 Nxf4 23. Qxf4 Qf7 24. c5 Bd7 25. Qc7 Rfc8 26. Qd6 g5 27. Bc4 Re8 28.
Rb1 Bc8 29. Re5 Kg7 30. Rbe1 Kf6 31. Rxf5+ 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "5.6"]
[White "Celis Guzman, Julian"]
[Black "Sarmiento, Clein Alexander"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1667"]
[BlackElo "2121"]
[PlyCount "96"]
[EventDate "2008.05.23"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bd2 Qc7 6. Nf3 Bg4 7. g3 e6 8. Bg2
Nf6 9. O-O Nbd7 10. Bf4 Bd6 11. Bxd6 Qxd6 12. Qd3 O-O-O 13. Rfe1 g6 14. Ne5
Nxe5 15. dxe5 Qc5 16. Qe3 Qxe3 17. Rxe3 Nd5 18. Nxd5 exd5 19. c3 Rhe8 20. Rae1
Kc7 21. f4 d4 22. cxd4 Rxd4 23. h3 Be6 24. a3 Rd2 25. R1e2 Red8 26. Rxd2 Rxd2
27. b4 Rb2 28. g4 Rb3 29. Kf2 Kb6 30. Be4 Rxe3 31. Kxe3 Bb3 32. Kd4 Kb5 33.
Bd3+ Ka4 34. Bc4 Bc2 35. Bxf7 Kxa3 36. Kc3 Be4 37. Bb3 a6 38. e6 c5 39. bxc5
Bc6 40. e7 Be8 41. Bd5 Ka4 42. Bxb7 Kb5 43. Kd4 a5 44. Bd5 a4 45. f5 gxf5 46.
gxf5 Kb4 47. f6 a3 48. f7 Bc6 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "5.7"]
[White "Avila, Pedro Andres"]
[Black "Juez, Jose Yesid"]
[Result "1-0"]
[ECO "C92"]
[WhiteElo "2037"]
[BlackElo "1912"]
[PlyCount "73"]
[EventDate "2008.05.23"]

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 Nd7 10. d4 Bf6 11. Qd3 Ne7 12. a4 bxa4 13. Rxa4 c5 14. dxe5 Bxe5 15.
Rd1 Qc7 16. Nxe5 dxe5 17. Nd2 Nb6 18. Ra1 Bb7 19. Nc4 Rad8 20. Qe2 Ng6 21. f3
Kh8 22. Be3 Nf4 23. Bxf4 exf4 24. Rxd8 Rxd8 25. Nxb6 Qxb6 26. Bxf7 h6 27. Rd1
Bc8 28. Bc4 Rf8 29. Qd2 Be6 30. Bxe6 c4+ 31. Kf1 Qxe6 32. Qd6 Rf6 33. e5 Qxd6
34. exd6 Rf8 35. Rd4 Rd8 36. Rxf4 Rxd6 37. Rxc4 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "5.15"]
[White "Diaz, Leyder"]
[Black "Suarez, Walter Camilo"]
[Result "0-1"]
[ECO "C60"]
[WhiteElo "1600"]
[BlackElo "1758"]
[PlyCount "118"]
[EventDate "2008.05.23"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. d3 g6 5. O-O Bg7 6. c3 O-O 7. Re1 d6 8. Nbd2
h6 9. Nf1 f5 10. Ne3 f4 11. Bc4+ Kh8 12. Nd5 Na5 13. Bb5 c6 14. Nxe7 Qxe7 15.
Ba4 b5 16. Bc2 g5 17. d4 g4 18. Nd2 exd4 19. cxd4 g3 20. Nf3 gxf2+ 21. Kxf2 Bg4
22. h3 Bh5 23. e5 Rg8 24. Bxf4 Raf8 25. b4 Nb7 26. Qd3 Bxe5 27. Bxe5+ dxe5 28.
Rxe5 Rxf3+ 29. gxf3 Qh4+ 30. Ke3 Bg6 31. Qc3 Bxc2 32. Qxc2 Nd6 33. Kd3 Nc4 34.
Re2 Rf8 35. Rf2 Rf4 36. Re1 Qh5 37. Qe2 Rf8 38. Qe4 Qg5 39. Qxc6 Qf5+ 40. Qe4
Qc8 41. Qg4 Nb2+ 42. Rxb2 Qc4+ 43. Kd2 Rc8 44. Rb3 Qc2+ 45. Ke3 Re8+ 46. Qe4
Rxe4+ 47. fxe4 Qh2 48. Re2 Qxh3+ 49. Kd2 Qe6 50. d5 Qe5 51. Kd3 h5 52. Rc3 h4
53. Rc8+ Kh7 54. Rd8 h3 55. Rd7+ Kg6 56. Rxa7 Qg3+ 57. Kd4 h2 58. Ra6+ Kg7 59.
Rxh2 Qxh2 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "4.2"]
[White "Sarmiento, Clein Alexander"]
[Black "Almanza, Rafael Andres"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2121"]
[BlackElo "2045"]
[PlyCount "148"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3
Nbd7 9. Qd2 Be7 10. g4 h6 11. h4 b5 12. Nd5 Bxd5 13. exd5 Rc8 14. O-O-O Nb6 15.
Bxb6 Qxb6 16. h5 Ne4 17. Qa5 Bg5+ 18. Kb1 Nd2+ 19. Rxd2 Qxa5 20. Nxa5 Bxd2 21.
Nc6 Kd7 22. Bd3 Rxc6 23. dxc6+ Kxc6 24. Rd1 Be3 25. Be4+ Kc7 26. Bd5 Rf8 27.
Rd3 Bc5 28. Be4 a5 29. a3 Rb8 30. Bd5 f6 31. Kc1 b4 32. a4 Kb6 33. Kd2 Bd4 34.
c3 bxc3+ 35. bxc3 Bc5 36. c4 Kc7 37. Kc2 Rb4 38. Ra3 Bd4 39. Ra2 Kb6 40. Be6
Kc5 41. Bd5 Rxc4+ 42. Bxc4 Kxc4 43. Ra3 Bc5 44. Rb3 Bb4 45. Rb1 d5 46. Kd1 Kd3
47. Rb3+ Kc4 48. Rb1 d4 49. Rb2 d3 50. Rb1 Kd4 51. Rb2 Ke3 52. Rb3 Kxf3 53.
Rxd3+ Kxg4 54. Rb3 e4 55. Rxb4 axb4 56. a5 b3 57. a6 b2 58. Kc2 e3 59. a7 e2
60. a8=Q b1=Q+ 61. Kxb1 e1=Q+ 62. Kb2 Qe5+ 63. Kc1 Kxh5 64. Qf3+ Kg6 65. Qc6 h5
66. Qc2+ Kh6 67. Kd1 Qd5+ 68. Kc1 h4 69. Qc8 g6 70. Qh8+ Kg5 71. Qc8 Qf5 72.
Qc3 h3 73. Qb3 h2 74. Qd1 Qe4 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "4.3"]
[White "Otero Martinez, Daniel"]
[Black "Guerrero Fandino, Gustavo A"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2065"]
[BlackElo "1945"]
[PlyCount "80"]
[EventDate "2008.05.23"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. Nf3 c6 6. O-O O-O 7. Nc3 Qc7 8. Qc2
e5 9. Rd1 Nbd7 10. b3 Re8 11. dxe5 dxe5 12. Ng5 Nb6 13. h3 Bf5 14. Nce4 Rad8
15. Bb2 Nc8 16. g4 Nxe4 17. Bxe4 Bxe4 18. Nxe4 Qe7 19. Rxd8 Rxd8 20. Rd1 Rd7
21. Ng3 Qd8 22. Rxd7 Qxd7 23. Kg2 Ne7 24. Ba3 b6 25. Bxe7 Qxe7 26. Qd3 Bf6 27.
Ne4 Bh4 28. Qd6 f5 29. Qxe7 Bxe7 30. gxf5 gxf5 31. Ng3 f4 32. Nf5 Kf7 33. Kf3
Bc5 34. Ke4 Ke6 35. e3 fxe3 36. fxe3 Bf8 37. Nh4 Be7 38. Nf3 Bf6 39. b4 h6 40.
a4 a6 1/2-1/2

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "4.4"]
[White "Guerrero, Juan Carlos"]
[Black "Celis Guzman, Julian"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2232"]
[BlackElo "1667"]
[PlyCount "81"]
[EventDate "2008.05.23"]

1. d4 d5 2. c4 c6 3. Nf3 Bf5 4. Nc3 Nf6 5. Nh4 Bg6 6. e3 Nbd7 7. Be2 dxc4 8.
Nxg6 hxg6 9. Bxc4 Qc7 10. h3 e6 11. Bd2 g5 12. Qe2 O-O-O 13. O-O-O c5 14. Kb1
Kb8 15. d5 exd5 16. Nxd5 Nxd5 17. Bxd5 Ne5 18. Bc3 Rh6 19. Be4 Rxd1+ 20. Rxd1
Nc6 21. Rd5 Re6 22. Qd3 Rd6 23. Rxd6 Bxd6 24. Bxc6 Qxc6 25. Bxg7 Kc7 26. e4 c4
27. Qf3 Kb6 28. Bd4+ Bc5 29. Qe3 Bxd4 30. Qxd4+ Kb5 31. Kc2 Qe6 32. Kc3 Qe7 33.
Qxc4+ Ka5 34. b4+ Ka4 35. Qb3+ Kb5 36. Qd5+ Kb6 37. Qa5+ Kc6 38. b5+ Kd7 39.
Qxa7 Kc7 40. b6+ Kc6 41. Qa4+ 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "4.5"]
[White "Pardo, Efrain Camilo"]
[Black "Arenas, David"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1660"]
[BlackElo "2196"]
[PlyCount "68"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. a4 Be7 8. Be3
Nc6 9. O-O Qc7 10. Qd2 O-O 11. f4 Rd8 12. Nb3 d5 13. exd5 exd5 14. Nd4 Ne4 15.
Nxe4 dxe4 16. c3 Nxd4 17. cxd4 Qd6 18. f5 Bf6 19. Qc2 Bd7 20. Qc5 Bc6 21. Rfc1
Qxc5 22. Rxc5 Bxd4 23. Bxd4 Rxd4 24. Rd1 Rxa4 25. Bc4 Kf8 26. Kf2 Rb4 27. b3 a5
28. Ke3 Ke7 29. g4 f6 30. Be6 a4 31. bxa4 Raxa4 32. Rd2 Ra3+ 33. Ke2 Rh3 34.
Kd1 e3 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "4.11"]
[White "Bojaca, Carlos Andres"]
[Black "Corredor, Fabian"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1900"]
[BlackElo "1685"]
[PlyCount "85"]
[EventDate "2008.05.23"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 a6 5. e3 b5 6. cxd5 cxd5 7. Bd3 Bg4 8. Qc2
Bxf3 9. gxf3 e6 10. e4 dxe4 11. fxe4 Qxd4 12. Be3 Qb4 13. a4 Bc5 14. Bd2 Qd4
15. O-O b4 16. Ne2 Qd6 17. Rad1 O-O 18. e5 Qxe5 19. Bf4 Qh5 20. Ng3 Qh4 21.
Bxb8 Ng4 22. Nf5 exf5 23. Bg3 Qe7 24. Bxf5 Nf6 25. Rfe1 Qa7 26. Be5 b3 27. Qd2
Qb6 28. Qf4 Rfe8 29. Qh4 h6 30. Qg3 g6 31. Qg2 Kh7 32. Bh3 Rad8 33. Rxd8 Rxd8
34. Qf3 Bd4 35. Bf1 Bxe5 36. Rxe5 Rd2 37. Re7 Kg8 38. Bc4 Qd4 39. Bxb3 Qg4+ 40.
Qxg4 Nxg4 41. Rxf7 Rxb2 42. Rf4+ Rxb3 43. Rxg4 1/2-1/2

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "4.12"]
[White "Hurtado, David Alejandro"]
[Black "Sanchez Maya, Simon"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1664"]
[BlackElo "2181"]
[PlyCount "38"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. Qd2 Nc6 8. Be2
Qc7 9. f3 b5 10. O-O Bb7 11. a3 Be7 12. g4 O-O 13. Kf2 d5 14. Rh1 dxe4 15. Nxc6
Qxc6 16. f4 Rfd8 17. Qe1 Nxg4+ 18. Bxg4 Bh4+ 19. Ke2 Qc4# 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "4.14"]
[White "Cardozo, Carlos Eduardo"]
[Black "Perez Olarte, Cesar Camilo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1612"]
[BlackElo "2043"]
[PlyCount "120"]
[EventDate "2008.05.23"]

1. e4 c5 2. d3 d6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nc6 6. Nbd2 Qc7 7. c3 e6 8. Nf1
Nge7 9. Ne3 b6 10. O-O Ba6 11. h4 O-O 12. Re1 Ne5 13. Nxe5 dxe5 14. c4 Rad8 15.
Rb1 Rd7 16. a3 Rfd8 17. Bf1 b5 18. b3 Nc6 19. h5 Nd4 20. Ng4 Qa5 21. h6 Bh8 22.
Bg5 Qxe1 23. Qxe1 Nf3+ 24. Kh1 Nxe1 25. Bxd8 Nxd3 26. Bf6 Nxf2+ 27. Nxf2 Bxf6
28. cxb5 Bb7 29. Rc1 Bg5 30. Rxc5 Bxh6 31. Rxe5 Rd2 32. Nd3 Bg7 33. Nc5 Bxe5
34. Nxb7 Bxg3 35. Na5 Bc7 36. Nc6 h5 37. Nxa7 Rh2+ 38. Kg1 Ra2 39. Nc8 h4 40.
b6 Bf4 41. a4 Kg7 42. b7 Rb2 43. a5 Rxb3 44. a6 Bb8 45. e5 Bxe5 46. Kg2 h3+ 47.
Kf2 g5 48. Bxh3 Rxh3 49. a7 Bd4+ 50. Kg2 Bxa7 51. Kxh3 Bb8 52. Nb6 f5 53. Nd7
Bc7 54. b8=Q Bxb8 55. Nxb8 e5 56. Nd7 e4 57. Kg3 Kf7 58. Kf2 Ke7 59. Nc5 Kd6
60. Nb3 Ke5 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "4.15"]
[White "Herrera, Juan Sebastian"]
[Black "Torres, David"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2006"]
[BlackElo "1600"]
[PlyCount "73"]
[EventDate "2008.05.23"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 Nf6 7. N1e2 e6 8.
f4 Bd6 9. O-O Qc7 10. Bd3 Nbd7 11. Kh1 Bxd3 12. Qxd3 h5 13. c4 h4 14. Ne4 Nxe4
15. Qxe4 Nf6 16. Qf3 c5 17. dxc5 Bxc5 18. a3 a5 19. b3 Rc8 20. Bb2 Nh5 21. Qg4
Ng3+ 22. Nxg3 hxg3 23. Qxg3 f6 24. Rfe1 Kf7 25. Qg4 Qb6 26. h3 Rc6 27. Rad1 Rd6
28. Rxd6 Qxd6 29. Rd1 Qc7 30. Rd3 Bf2 31. Qd1 Qxf4 32. Rf3 Qh4 33. Qd7+ Kg6 34.
Qxe6 Rh5 35. g4 Rc5 36. b4 Bg3 37. Kg2 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "4.18"]
[White "Lopez Idarraga, Daniel Eduardo"]
[Black "Avellaneda, Jonathan"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1748"]
[BlackElo "1691"]
[PlyCount "107"]
[EventDate "2008.05.23"]

1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. a4 Be7 6. Nc3 Ngf6 7. O-O O-O 8. a5
Qc7 9. h3 h6 10. Be3 Re8 11. d5 Nf8 12. Qd2 Bd7 13. b4 cxd5 14. Bxd5 Bc6 15. b5
Nxd5 16. Nxd5 Bxd5 17. Qxd5 Nd7 18. Qb3 Nc5 19. Bxc5 dxc5 20. Nd2 Rad8 21. Nc4
Rd4 22. f3 Bg5 23. Rfd1 Red8 24. c3 Rd3 25. b6 axb6 26. Nxb6 c4 27. Qa4 Be3+
28. Kh1 Rxd1+ 29. Rxd1 Rxd1+ 30. Qxd1 Bxb6 31. axb6 Qxb6 32. Qd5 Qc7 33. Kh2
Kf8 34. Kg3 Ke8 35. Qb5+ Ke7 36. Qb4+ Ke6 37. Qf8 Kf6 38. Qb4 b6 39. Qf8 Qc6
40. h4 Qe6 41. h5 Qe7 42. Qc8 Qe6 43. Qd8+ Qe7 44. Qxb6+ Kg5 45. Qb5 Kxh5 46.
Kf2 Qe6 47. f4 f6 48. f5 Qf7 49. Qb1 Qa7+ 50. Kf3 Qa3 51. Qe1 Qb2 52. g4+ Kg5
53. Kg3 Qc2 54. Qe3# 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "4.16"]
[White "Marin, Diego Alejandro"]
[Black "Lombana, Juan Camilo"]
[Result "0-1"]
[ECO "B85"]
[WhiteElo "1600"]
[BlackElo "2000"]
[PlyCount "57"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. O-O Be7 8. a4
Nc6 9. Be3 Bd7 10. f4 Qc7 11. Kh1 O-O 12. Qe1 Rac8 13. Rd1 Rfe8 14. Qg3 Bf8 15.
e5 dxe5 16. fxe5 Qxe5 17. Bf4 Qc5 18. Nb3 Qb4 19. Be3 Nd5 20. Nxd5 exd5 21.
Rxd5 Be6 22. Rd3 Qxa4 23. Bc5 Bxc5 24. Nxc5 Qxc2 25. Nxe6 Rxe6 26. Rd7 Ne5 27.
Bd3 Qxb2 28. Qh3 Nxd3 29. Rdxf7 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "4.10"]
[White "Diaz, Leyder"]
[Black "Avila, Pedro Andres"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1600"]
[BlackElo "2037"]
[PlyCount "76"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. Bb3 Nf6 5. d3 a6 6. O-O Be7 7. Re1 O-O 8. Nbd2
b5 9. c3 Bb7 10. Bc2 Nbd7 11. Nf1 Rc8 12. Ng3 Qc7 13. Bf4 Rfd8 14. Qe2 Nf8 15.
Rac1 Ng6 16. Bd2 Ne5 17. d4 Nc4 18. a4 Qb6 19. axb5 axb5 20. b3 Nxd2 21. Qxd2
Ra8 22. Ra1 Ra7 23. Rxa7 Qxa7 24. Rd1 cxd4 25. Qxd4 Qa2 26. Rd2 Rc8 27. Qb6
Qa1+ 28. Bd1 Qa8 29. Qxb5 Rxc3 30. Rc2 Rxc2 31. Bxc2 Nxe4 32. Bxe4 Bxe4 33.
Nxe4 Qxe4 34. h3 g6 35. Qa4 Qb1+ 36. Kh2 Kg7 37. Qd4+ Bf6 38. Qxd6 Qxb3 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.25"]
[Round "4.7"]
[White "Juez, Jose Yesid"]
[Black "Becerra, Juan David"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "1912"]
[BlackElo "2105"]
[PlyCount "112"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. Be2
O-O 9. O-O Be6 10. f4 Qc7 11. f5 Bc4 12. Kh1 b5 13. Nd2 d5 14. Bxc4 dxc4 15.
Nd5 Nxd5 16. exd5 c3 17. Ne4 cxb2 18. Rb1 Qc4 19. Qg4 f6 20. Qf3 Nd7 21. d6 Bd8
22. Nd2 Qc8 23. Qd5+ Rf7 24. Rxb2 Bb6 25. Rf3 Bxe3 26. Rxe3 Nb6 27. Qe6 Qc6 28.
Rd3 Re8 29. Qb3 Rd8 30. d7 Rdxd7 31. Qe6 Qc7 32. Qe8+ Rf8 33. Qe6+ Kh8 34. Rxd7
Qxd7 35. Qxd7 Nxd7 36. Rb3 Rc8 37. Rd3 Rxc2 38. h3 Rc7 39. Rd6 Ra7 40. Ne4 a5
41. Nc5 Nf8 42. Rd8 Kg8 43. Ne6 Rf7 44. Rb8 b4 45. Ra8 g6 46. g4 a4 47. Nd8 Rd7
48. Ne6 Rf7 49. Nd8 Rd7 50. Ne6 Kf7 51. Rxf8+ Ke7 52. Rb8 Rd2 53. Rxb4 Rxa2 54.
Nc5 a3 55. Ra4 gxf5 56. gxf5 Rc2 1/2-1/2

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "3.1"]
[White "Paez, David"]
[Black "Panesso, Henry"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2072"]
[BlackElo "2229"]
[PlyCount "64"]
[EventDate "2008.05.23"]

1. e4 c5 2. Ne2 d6 3. d4 Nf6 4. Nbc3 cxd4 5. Nxd4 a6 6. f3 e6 7. Be3 b5 8. Qd2
h5 9. O-O-O Bb7 10. Kb1 Nbd7 11. Bd3 Be7 12. Rde1 Rc8 13. Bg5 b4 14. Nd1 Nxe4
15. Bxe4 Bxg5 16. f4 Bxe4 17. fxg5 d5 18. g6 O-O 19. gxf7+ Rxf7 20. Nf2 Nc5 21.
Nxe4 Nxe4 22. Qxb4 Rc4 23. Nxe6 Qe8 24. Qb6 Rc6 25. Qd4 Rxe6 26. Rhf1 Rxf1 27.
Rxf1 Nf6 28. a4 Re4 29. Qd2 Rxa4 30. Re1 Re4 31. Rd1 Re2 32. Qd3 Qe4 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "3.2"]
[White "Sanchez, Sebastian Felipe"]
[Black "Ceron, Edgar Ivan"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2152"]
[BlackElo "2003"]
[PlyCount "105"]
[EventDate "2008.05.23"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. exd5 Qxd5 6. Bc4 Qd6 7. O-O Nf6 8.
Nb3 Nc6 9. Re1 a6 10. Nfxd4 Nxd4 11. Nxd4 Qc7 12. Bd3 Bd6 13. Nf3 h6 14. c4 Bd7
15. Bd2 Bc6 16. Bc3 Rd8 17. Ne5 Bc5 18. Qc2 Bd4 19. Rad1 Bxc3 20. Qxc3 O-O 21.
Nxc6 Qxc6 22. Qa5 b6 23. Qb4 Qc5 24. Qxc5 bxc5 25. Re5 Rd4 26. Kf1 Nd7 27. Re3
Rb8 28. b3 Kf8 29. Ke2 a5 30. Bc2 Rxd1 31. Kxd1 Ke7 32. Kd2 Rd8 33. Kc3 f6 34.
f4 Nb8 35. Be4 Kd6 36. h4 Na6 37. a3 Kc7 38. Bg6 Rd6 39. Bf7 Kd7 40. Rg3 Ke7
41. Rxg7 Kf8 42. Rh7 Rd7 43. Bg6 Rxh7 44. Bxh7 f5 45. Bg6 Ke7 46. Bh5 Kf6 47.
Bf3 e5 48. fxe5+ Kxe5 49. Bb7 Nc7 50. b4 axb4+ 51. axb4 cxb4+ 52. Kxb4 Kf4 53.
Bf3 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "3.3"]
[White "Arenas, David"]
[Black "Guerrero Fandino, Gustavo A"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2196"]
[BlackElo "1945"]
[PlyCount "136"]
[EventDate "2008.05.23"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O O-O 8.
Re1 Bf5 9. c4 c6 10. Nc3 Nxc3 11. bxc3 Bxd3 12. Qxd3 Nd7 13. Rb1 b6 14. a4 Bd6
15. a5 Qc7 16. Bg5 Rfe8 17. Bh4 h6 18. axb6 axb6 19. Rxe8+ Rxe8 20. cxd5 cxd5
21. Qb5 Qb7 22. Bg3 Bxg3 23. hxg3 Re6 24. c4 Qc6 25. cxd5 Qxb5 26. Rxb5 Rd6 27.
Kf1 Nf6 28. Ke2 Nxd5 29. Kd3 Kf8 30. Ne5 Ke7 31. Nc4 Rd7 32. Nxb6 Nxb6 33. Rxb6
Ra7 34. Rb2 Kd6 35. f3 Kd5 36. Rc2 Ra3+ 37. Rc3 Ra2 38. Rc5+ Kd6 39. Rc2 Ra7
40. g4 Ra1 41. Re2 Ra7 42. Rb2 Kd5 43. Rb5+ Kd6 44. Ke4 Ra2 45. Rb7 Ke6 46. d5+
Kf6 47. Rb6+ Ke7 48. g3 Rg2 49. Ke5 Re2+ 50. Kf5 g6+ 51. Kf4 Re1 52. Ra6 Re2
53. d6+ Kf6 54. d7+ Ke7 55. Rd6 Kd8 56. Rd1 Re6 57. Rd2 Rf6+ 58. Ke3 Re6+ 59.
Kf2 g5 60. Rd1 Re7 61. Rd6 Re6 62. Rxe6 fxe6 63. Ke3 Kxd7 64. Ke4 Kd6 65. f4
Kd7 66. f5 Ke7 67. Ke5 exf5 68. gxf5 h5 1/2-1/2

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "3.4"]
[White "Corredor, Fabian"]
[Black "Sarmiento, Clein Alexander"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1685"]
[BlackElo "2121"]
[PlyCount "106"]
[EventDate "2008.05.23"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. Nf3 Bg4 6. O-O Nbd7 7. d4 e6 8.
Re1 O-O-O 9. h3 Bh5 10. Qd3 c6 11. Bf4 Bg6 12. Qe2 Nb6 13. a3 Nxc4 14. Qxc4 Bd6
15. Bd2 Qc7 16. b4 Rhe8 17. b5 Nd5 18. Na4 cxb5 19. Qxb5 Qc6 20. Qxc6+ bxc6 21.
c4 Nb6 22. Nb2 Bc7 23. Bc3 f6 24. Re2 Nxc4 25. Nxc4 Bd3 26. Re3 Bxc4 27. Rae1
Bb6 28. Nd2 Ba2 29. Ra1 Bd5 30. Rae1 Kd7 31. Ne4 Bxe4 32. Rxe4 Bc7 33. g4 Bd6
34. Bb2 Rb8 35. Bc1 Rb5 36. Kg2 Ra5 37. R4e3 e5 38. f4 Re7 39. fxe5 fxe5 40.
dxe5 Raxe5 41. Rxe5 Rxe5 42. Rxe5 Bxe5 43. Kf3 Kd6 44. Ke4 g6 45. a4 a6 46. Be3
c5 47. Bxc5+ Kxc5 48. Kxe5 Kb4 49. Kd4 Kxa4 50. Kc5 Kb3 51. Kb6 Kc3 52. Kxa6
Kd3 53. h4 Ke4 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "3.5"]
[White "Suarez, Walter Camilo"]
[Black "Otero Martinez, Daniel"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1758"]
[BlackElo "2065"]
[PlyCount "78"]
[EventDate "2008.05.23"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 b6 6. Bg5 Bb7 7. f3 d5 8. e3
O-O 9. Bd3 h6 10. Bh4 Re8 11. Ne2 e5 12. O-O exd4 13. exd4 Nbd7 14. Re1 c6 15.
Rc1 Ba6 16. cxd5 Bxd3 17. Qxd3 cxd5 18. c4 dxc4 19. Rxc4 Ne5 20. Qb3 Nxc4 21.
Qxc4 Qd5 22. Qd3 Rac8 23. Rd1 Qc4 24. Qxc4 Rxc4 25. Bxf6 Rxe2 26. Bh4 Rec2 27.
Kf1 Rc1 28. Rxc1 Rxc1+ 29. Ke2 f6 30. Be1 Kf7 31. h4 Ke6 32. g4 Rxe1+ 33. Kxe1
Kd5 34. Ke2 Kxd4 35. Kd2 b5 36. Kc2 a5 37. Kb2 Ke3 38. Kc3 Kxf3 39. Kd4 b4 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "3.6"]
[White "Almanza, Rafael Andres"]
[Black "Diaz, Leyder"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2045"]
[BlackElo "1600"]
[PlyCount "65"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. O-O d6 7. c4 g6 8. Nc3
Bg7 9. Be3 Nbd7 10. f4 Nc5 11. b4 Nxd3 12. Qxd3 Ng4 13. Rad1 e5 14. Nde2 exf4
15. Bxf4 Qb6+ 16. c5 dxc5 17. Nd5 c4+ 18. Nxb6 cxd3 19. Rxd3 g5 20. Bxg5 f6 21.
Bf4 Ra7 22. Nxc8 Ra8 23. Nb6 Rd8 24. Rxd8+ Kxd8 25. Nd4 Ke8 26. Nf5 Bf8 27. a3
a5 28. Nd5 axb4 29. axb4 Kd7 30. Rc1 Ne5 31. Rc7+ Ke6 32. Rxb7 Nd3 33. Nd4# 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "3.7"]
[White "Avila, Pedro Andres"]
[Black "Celis Guzman, Julian"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2037"]
[BlackElo "1667"]
[PlyCount "100"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 O-O 8.
Bb3 Ng4 9. Nxc6 Nxe3 10. Nxd8 Nxd1 11. Nxd1 Rxd8 12. c3 d6 13. Ne3 Bd7 14. Rd1
Bc6 15. f3 Rac8 16. Kf2 Kf8 17. h4 h6 18. Rd2 b5 19. Bd5 Bd7 20. Rhd1 Bf6 21.
g3 h5 22. f4 e6 23. Bb3 Bc6 24. Bc2 Be7 25. Ng2 d5 26. exd5 Rxd5 27. Rxd5 Bxd5
28. Bb3 Bc5+ 29. Ne3 Bc6 30. Ke2 a5 31. Nf1 Ke7 32. Nh2 Be4 33. a4 b4 34. c4
Rd8 35. Rxd8 Kxd8 36. Bd1 f6 37. Nf3 Ke7 38. b3 Kd6 39. Ke1 Bd3 40. Nd2 e5 41.
fxe5+ Kxe5 42. Be2 Kd4 43. Nf3+ Kc3 44. Bd1 Bc2 45. Bxc2 Kxc2 46. Nd2 f5 47.
Ke2 Bd6 48. c5 Bxc5 49. Nc4 Kxb3 50. Nxa5+ Kxa4 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "3.8"]
[White "Perez Olarte, Cesar Camilo"]
[Black "Guerrero, Juan Carlos"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2043"]
[BlackElo "2232"]
[PlyCount "114"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8.
Bg5 Nc6 9. Nb3 h6 10. Bh4 a5 11. a4 Nb4 12. Re1 Bd7 13. Bf1 Rc8 14. f3 Be6 15.
Bb5 Bc4 16. Bf2 Nh5 17. Qd2 g5 18. Be3 d5 19. exd5 Bxd5 20. Rad1 Bxb3 21. cxb3
Qxd2 22. Bxd2 e6 23. Bc4 Rfd8 24. Bc1 Nf4 25. Rxd8+ Rxd8 26. Rd1 Bd4+ 27. Kf1
Ng6 28. Nb5 e5 29. Nxd4 exd4 30. Bd2 Nc6 31. Bb5 Nge7 32. Be1 Nd5 33. Bf2 Ndb4
34. Be1 Kg7 35. Kf2 Kg6 36. Bd2 f5 37. Re1 Kf6 38. Bxb4 Nxb4 39. Bc4 Rd6 40.
Rd1 f4 41. Ke2 Nc2 42. Kd3 Ne3 43. Rd2 Ke5 44. Re2 h5 45. h3 Rc6 46. Re1 Kd6
47. Re2 Kc5 48. h4 gxh4 49. Ke4 Rg6 50. Kxf4 Rxg2 51. Rxg2 Nxg2+ 52. Ke4 Ne3
53. Be2 h3 54. f4 h2 55. Bf3 Nf1 56. Ke5 Ng3 57. f5 Nxf5 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "3.10"]
[White "Sanchez Maya, Simon"]
[Black "Pardo, Efrain Camilo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2181"]
[BlackElo "1660"]
[PlyCount "36"]
[EventDate "2008.05.23"]

1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Bb4+ 6. Kf1 Nf6 7. e5 d5 8.
Bb3 Ne4 9. Bxd5 Nd2+ 10. Nxd2 Qxd5 11. Nb3 Qb5+ 12. Ne2 Nc6 13. Kg1 Bg4 14. f3
Be6 15. a4 Qb6+ 16. Kf1 Be7 17. Nec1 Bc4+ 18. Ke1 Qe3+ 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "3.11"]
[White "Ayala, Mateo"]
[Black "Salcedo, Edison"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2097"]
[BlackElo "2157"]
[PlyCount "50"]
[EventDate "2008.05.23"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3
d6 9. h3 a5 10. a4 b4 11. d4 bxc3 12. bxc3 exd4 13. cxd4 d5 14. e5 Ne4 15. Nbd2
Bf5 16. Nf1 Nb4 17. Ne3 Bg6 18. Ba3 c6 19. Rc1 Qb6 20. Rf1 Rfc8 21. Ne1 Rab8
22. f4 Ng3 23. Rf2 Nd3 24. Nxd3 Bxa3 25. Rb1 Qxd4 0-1

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "3.12"]
[White "Becerra, Juan David"]
[Black "Marin, Diego Alejandro"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2105"]
[BlackElo "1600"]
[PlyCount "29"]
[EventDate "2008.05.23"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 Be7 7. O-O a6 8.
Qe2 d6 9. Rd1 Qc7 10. Bf4 Nf6 11. Rac1 O-O 12. Bb3 e5 13. Be3 b5 14. Nd5 Qb7
15. Rxc6 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "3.13"]
[White "Leano Amezquita, Humberto"]
[Black "Herrera, Juan Sebastian"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1831"]
[BlackElo "2006"]
[PlyCount "97"]
[EventDate "2008.05.23"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nc3 Nf6 5. Bg5 h6 6. Bh4 dxc4 7. e4 g5 8. Nxg5
hxg5 9. Bxg5 Be7 10. Bxc4 Nxe4 11. Bxe7 Nxc3 12. Bxd8 Nxd1 13. Bf6 Rh6 14. Bg5
Rg6 15. Bc1 Rxg2 16. Kxd1 Rxf2 17. Ke1 Rf5 18. h4 Rh5 19. Be2 Rh7 20. Bf4 Nd7
21. Kf2 Nf8 22. Rag1 Bd7 23. Bd3 f5 24. h5 O-O-O 25. Bg5 Re8 26. Bf6 Rf7 27.
Be5 c5 28. h6 Rh7 29. Rg7 Bc6 30. Rxh7 Nxh7 31. Rg1 Re7 32. Rg7 Kd8 33. Bd6
Rxg7 34. hxg7 Nf6 35. Be5 Ng8 36. dxc5 Ke7 37. Be2 Be8 38. Bf3 Bc6 39. b4 Bxf3
40. Kxf3 Kf7 41. b5 Ne7 42. a4 Ng6 43. Bd6 f4 44. c6 bxc6 45. bxc6 Nh4+ 46.
Kxf4 Nf5 47. Ke5 Ne3 48. g8=Q+ Kxg8 49. Kxe6 1-0

[Event "Campeonato Nacional Sub20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.24"]
[Round "3.4"]
[White "Corredor, Fabian"]
[Black "Sarmiento, Clein Alexander"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1685"]
[BlackElo "2121"]
[PlyCount "106"]
[EventDate "2008.05.23"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. Nf3 Bg4 6. O-O Nbd7 7. d4 e6 8.
Re1 O-O-O 9. h3 Bh5 10. Qd3 c6 11. Bf4 Bg6 12. Qe2 Nb6 13. a3 Nxc4 14. Qxc4 Bd6
15. Bd2 Qc7 16. b4 Rhe8 17. b5 Nd5 18. Na4 cxb5 19. Qxb5 Qc6 20. Qxc6+ bxc6 21.
c4 Nb6 22. Nb2 Bc7 23. Bc3 f6 24. Re2 Nxc4 25. Nxc4 Bd3 26. Re3 Bxc4 27. Rae1
Bb6 28. Nd2 Ba2 29. Ra1 Bd5 30. Rae1 Kd7 31. Ne4 Bxe4 32. Rxe4 Bc7 33. g4 Bd6
34. Bb2 Rb8 35. Bc1 Rb5 36. Kg2 Ra5 37. R4e3 e5 38. f4 Re7 39. fxe5 fxe5 40.
dxe5 Raxe5 41. Rxe5 Rxe5 42. Rxe5 Bxe5 43. Kf3 Kd6 44. Ke4 g6 45. a4 a6 46. Be3
c5 47. Bxc5+ Kxc5 48. Kxe5 Kb4 49. Kd4 Kxa4 50. Kc5 Kb3 51. Kb6 Kc3 52. Kxa6
Kd3 53. h4 Ke4 0-1

[Event "Campeonato Nacional Sub 20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.23"]
[Round "1.1"]
[White "Guerrero, Juan Carlos"]
[Black "Ceron, Edgar Ivan"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2232"]
[BlackElo "2003"]
[PlyCount "23"]
[EventDate "2008.05.23"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Qc2 c6 5. g3 Bd6 6. Bg2 dxc4 7. Qxc4 Nbd7 8.
O-O O-O 9. Rd1 Qc7 10. Nc3 b5 11. Qd3 b4 12. Na4 0-1

[Event "Campeonato Nacional Sub 20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.23"]
[Round "1.2"]
[White "Lombana, Juan Camilo"]
[Black "Panesso, Henry"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "2000"]
[BlackElo "2229"]
[PlyCount "62"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e5 7. Nb3 Be6 8. Be2
Be7 9. O-O O-O 10. Be3 Nc6 11. f4 exf4 12. Rxf4 Nd7 13. Nd4 Nxd4 14. Bxd4 Ne5
15. Nd5 Bxd5 16. exd5 Bg5 17. Rf1 Bf6 18. Kh1 g6 19. Qd2 Bg7 20. Qf4 Rc8 21. c4
Qc7 22. Rac1 Qe7 23. Rfe1 f5 24. h4 Rfe8 25. b4 Ng4 26. g3 Bh6 27. Qf3 Bxc1 28.
Bc3 Qe3 29. Qxe3 Rxe3 30. Bxg4 Rxe1+ 31. Bxe1 fxg4 0-1

[Event "Campeonato Nacional Sub 20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.23"]
[Round "1.4"]
[White "Juez, Jose Yesid"]
[Black "Arenas, David"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1912"]
[BlackElo "2196"]
[PlyCount "58"]
[EventDate "2008.05.23"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 a6 5. Bc4 e6 6. Nf3 b5 7. Bb3 d6 8. O-O
Bb7 9. Qe2 Nd7 10. a3 Be7 11. Rd1 Ngf6 12. Nd4 O-O 13. f4 Qb8 14. Nxe6 fxe6 15.
Bxe6+ Kh8 16. e5 dxe5 17. Bxd7 Bc5+ 18. Kh1 exf4 19. b4 f3 20. gxf3 Nxd7 21.
Ne4 Bd6 22. Qd3 Be5 23. Ra2 Nf6 24. Rg1 Nxe4 25. fxe4 Qd8 26. Qe2 Qh4 27. Rg4
Qh3 28. Be3 Rf2 29. Qxf2 Qxg4 0-1

[Event "Campeonato Nacional Sub 20"]
[Site "?"]
[Date "2008.05.23"]
[Round "1.5"]
[White "Sanchez Maya"]
[Black "Bojaca"]
[Result "0-1"]
[PlyCount "50"]
[EventDate "2008.??.??"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4 Nc6 5. bxc5 Bxc5 6. d4 Bb6 7. c3 f6 8. Bd3
Qc7 9. Bf4 Qf7 10. h4 Nge7 11. h5 Bc7 12. Qc1 fxe5 13. dxe5 Rf8 14. Rh4 Nxe5
15. Bxe5 Bxe5 16. Bxh7 Bf6 17. Rh2 e5 18. Qe3 e4 19. Na3 Bd7 20. Nd4 Bxd4 21.
Qxd4 Qf6 22. Nc2 Rh8 23. Bg6+ Nxg6 24. Qxd5 Qxc3+ 25. Kf1 Qd3+ 0-1

[Event "Campeonato Nacional Sub 20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.23"]
[Round "1.6"]
[White "Leano Amezquita, Humberto"]
[Black "Salcedo, Edison"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1831"]
[BlackElo "2157"]
[PlyCount "69"]
[EventDate "2008.05.23"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nc3 Nc6 5. e3 Ngxe5 6. a3 d6 7. f4 Ng4 8. Nf3
Be7 9. Bd3 f5 10. Qc2 O-O 11. O-O Be6 12. Bd2 Qd7 13. b4 Rae8 14. b5 Nd8 15.
Nd4 g6 16. e4 fxe4 17. Bxe4 Bxc4 18. Bxg6 Bf6 19. Bxe8 Bxd4+ 20. Kh1 Qxe8 21.
Rf3 Qh5 22. h3 Nf2+ 23. Kh2 Re8 24. Rg3+ Kh8 25. Be1 Qc5 26. Na4 Qxb5 27. Rc1
Re2 28. Bxf2 Bxf2 29. Qc3+ Re5 30. fxe5 Bxg3+ 31. Kxg3 d5 32. Qf3 Kg8 33. Qg4+
Kf7 34. Qf5+ Kg8 35. Qg5+ 1-0

[Event "Campeonato Nacional Sub 20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.23"]
[Round "1.9"]
[White "Becerra, Juan David"]
[Black "Lopez Idarraga, Daniel Eduardo"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2105"]
[PlyCount "85"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Bc4
Qc7 9. Bb3 Nc5 10. Bxf6 gxf6 11. Qf3 b5 12. a3 Nxb3 13. Nxb3 Bd7 14. O-O-O Rg8
15. g4 O-O-O 16. f5 Be7 17. Rd3 Kb8 18. Kb1 Rc8 19. Rc1 Qb6 20. Nd4 Rc4 21.
Nce2 Rgc8 22. fxe6 fxe6 23. Qe3 e5 24. Nf5 Qxe3 25. Rxe3 Bxf5 26. gxf5 Bf8 27.
b3 R4c5 28. Rh3 R8c7 29. Kb2 d5 30. b4 Rc4 31. exd5 Kb7 32. Nc3 Bd6 33. Re1 Rd4
34. Rd3 Rcc4 35. Rxd4 exd4 36. Ne4 Be5 37. Nc5+ Kc8 38. Rxe5 fxe5 39. f6 Rc3
40. Nd3 Kd8 41. Nxe5 Re3 42. f7 Ke7 43. d6+ 1-0

[Event "Campeonato Nacional Sub 20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.23"]
[Round "1.11"]
[White "Paez, David"]
[Black "Martinez, Jhon Alexander"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2072"]
[PlyCount "60"]
[EventDate "2008.05.23"]

1. e4 e5 2. Nf3 Bc5 3. Bc4 Nc6 4. O-O Nf6 5. d3 h6 6. c3 d5 7. exd5 Nxd5 8. d4
exd4 9. cxd4 Bb6 10. Nc3 Be6 11. Nxd5 Bxd5 12. Re1+ Ne7 13. Bxd5 Qxd5 14. b3 c6
15. Ba3 Bd8 16. Re5 Qd7 17. Qe2 f6 18. Re6 Kf7 19. Rd6 Qc7 20. Qe6+ Kg6 21. Rd7
Qc8 22. Bxe7 Re8 23. Re1 a5 24. Ne5+ Kh7 25. Qf5+ Kg8 26. Bf8 Be7 27. Qe6+ Kh7
28. Bxe7 fxe5 29. Qf5+ Kh8 30. Bf6 Rg8 1-0

[Event "Campeonato Nacional Sub 20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.23"]
[Round "1.12"]
[White "Ortiz, Jefferson"]
[Black "Otero Martinez, Daniel"]
[Result "1/2-1/2"]
[ECO "A00"]
[BlackElo "2065"]
[PlyCount "58"]
[EventDate "2008.05.23"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nf5 d5 7. exd5 Bxf5 8.
dxc6 Qxd1+ 9. Nxd1 bxc6 10. Ne3 Bg6 11. Ba6 Rb8 12. c3 Ne4 13. O-O Bc5 14. Re1
O-O 15. f3 Nf6 16. b4 Bb6 17. Kh1 e4 18. Nc4 exf3 19. gxf3 Nd5 20. Bd2 Rfd8 21.
Rad1 Bc2 22. Rc1 Bd3 23. Nxb6 Bxa6 24. Nxd5 cxd5 25. Be3 Rd7 26. Bd4 f6 27. Re6
Bc4 28. a4 Kf7 29. Rce1 Rdb7 1/2-1/2

[Event "Campeonato Nacional Sub 20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.23"]
[Round "1.13"]
[White "Almanza, Rafael Andres"]
[Black "Pardo, Efrain Camilo"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2045"]
[PlyCount "55"]
[EventDate "2008.05.23"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. Qe2 Nxe5 7. Bxe4 dxe4
8. Qxe4 Bd6 9. dxe5 O-O 10. O-O Re8 11. f4 c6 12. Nc3 Qe7 13. Be3 f6 14. Qc4+
Kh8 15. Ne4 fxe5 16. Ng5 Be6 17. Qd3 Bg8 18. f5 e4 19. Qe2 Be5 20. c3 Qc7 21.
Qh5 h6 22. f6 Bxf6 23. Rxf6 gxf6 24. Qxh6+ Bh7 25. Qxf6+ Qg7 26. Nf7+ Kg8 27.
Nh6+ Kh8 28. Bd4 1-0

[Event "Campeonato Nacional Sub 20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.23"]
[Round "1.15"]
[White "Avila, Pedro Andres"]
[Black "Cardozo, Carlos Eduardo"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2037"]
[PlyCount "93"]
[EventDate "2008.05.23"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 c5 5. g3 Be7 6. Bg2 Nc6 7. O-O O-O 8. Re1
dxe4 9. dxe4 e5 10. c3 Re8 11. Qc2 Bd7 12. Nc4 Qc7 13. Bg5 Rad8 14. Rad1 Be6
15. Ne3 h6 16. Bxf6 Bxf6 17. Bf1 Rxd1 18. Rxd1 Rd8 19. Bc4 Bxc4 20. Nxc4 b5 21.
Ne3 Ne7 22. Ng4 Rd6 23. Kg2 Ng6 24. a4 a6 25. axb5 axb5 26. Ra1 Qc6 27. h4 h5
28. Ne3 Ne7 29. Ra7 c4 30. Nxe5 Bxe5 31. Rxe7 Bf6 32. Ra7 Rd3 33. Nd5 Bxh4 34.
Qe2 Qg6 35. Kf1 Bg5 36. Rb7 Kh7 37. Rxb5 h4 38. Qg4 hxg3 39. Rb6 f6 40. fxg3
Be3 41. Nxf6+ Qxf6+ 42. Rxf6 gxf6 43. Qf5+ Kg7 44. e5 Bg5 45. exf6+ Bxf6 46.
Qg4+ Kf7 47. Qxc4+ 1-0

[Event "Campeonato Nacional Sub 20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.23"]
[Round "1.16"]
[White "Marin, Diego Alejandro"]
[Black "Herrera, Juan Sebastian"]
[Result "0-1"]
[ECO "A00"]
[BlackElo "2006"]
[PlyCount "78"]
[EventDate "2008.05.23"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. d3 Bb7 8. c3
d6 9. Nbd2 h6 10. Re1 Qe7 11. Nf1 g5 12. Be3 Rd8 13. Ng3 Bc8 14. Qe2 Bxe3 15.
Qxe3 Ng4 16. Qc1 Nf6 17. a4 Nh7 18. axb5 axb5 19. d4 g4 20. Bd5 Nb8 21. Nd2 c6
22. Bb3 Nf8 23. Ra8 Qb7 24. Ra2 h5 25. Qa1 Na6 26. Ndf1 Ng6 27. Nf5 f6 28. Ra5
Nf4 29. N1e3 c5 30. Nd5 Nxd5 31. Bxd5 Qb6 32. Qa2 Nc7 33. Bf7+ Kf8 34. Bg6 Be6
35. Qa3 cxd4 36. cxd4 Bxf5 37. Bxf5 Qxd4 38. Ra7 Ne8 39. Qb3 Qxa7 0-1

[Event "Campeonato Nacional Sub 20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.23"]
[Round "1.3"]
[White "valle, efrain"]
[Black "guerrero, gustavo"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2105"]
[PlyCount "88"]
[EventDate "2008.05.23"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d3 d6 6. e4 e5 7. Be3 c6 8. h3 h6
9. c3 Qc7 10. Nbd2 Be6 11. Qc2 Nbd7 12. d4 Kh7 13. Kh2 Nb6 14. Rfd1 Rad8 15. a4
Nh5 16. Nh4 d5 17. a5 Nc8 18. Bf3 Nf6 19. dxe5 Nd7 20. Bg2 dxe4 21. Bxe4 Nxe5
22. f4 f5 23. Bg2 Nd7 24. a6 b6 25. Ndf3 c5 26. Kh1 Nd6 27. Re1 Ne4 28. Bf2
Ndf6 29. Kg1 Rfe8 30. Bh1 Nxf2 31. Kxf2 Ne4+ 32. Kg2 Bc8 33. Kh2 Rd6 34. Qg2
Red8 35. Kg1 b5 36. Re2 Bxa6 37. Rae1 b4 38. Rxe4 fxe4 39. Rxe4 Bb7 40. Re1
bxc3 41. bxc3 Bxc3 42. Qc2 Bxe1 43. Ne5 Bxg3 44. Nhxg6 Rd1+ 0-1

[Event "Campeonato Nacional Sub 20 2008"]
[Site "Coliseo el Salitre"]
[Date "2008.05.23"]
[Round "1.8"]
[White "Suarez, Walter Camilo"]
[Black "Sarmiento, Clein Alexander"]
[Result "1/2-1/2"]
[ECO "D11"]
[BlackElo "2121"]
[PlyCount "85"]
[EventDate "2008.05.23"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Bg5 Bf5 5. Qb3 Qc7 6. Nc3 e6 7. e3 Nbd7 8. Rc1
Rc8 9. Be2 Be7 10. O-O O-O 11. h3 h6 12. Bf4 Bd6 13. Bxd6 Qxd6 14. Rfd1 dxc4
15. Bxc4 Nb6 16. Be2 Rfd8 17. a4 Qe7 18. a5 Nbd5 19. Na4 Rc7 20. Ne5 Nd7 21.
Nd3 b6 22. Bf3 Bxd3 23. Rxd3 b5 24. Nc5 Nxc5 25. Rxc5 Qd7 26. Bxd5 cxd5 27.
Qxb5 Rxc5 28. Qxc5 Rb8 29. Rc3 Rb5 30. Qc8+ Qxc8 31. Rxc8+ Kh7 32. Rc7 Rxa5 33.
Rxf7 Kg6 34. Rb7 Ra1+ 35. Kh2 a5 36. Rb6 Kf6 37. Ra6 Ra2 38. Kg3 a4 39. Kf3 g5
40. b4 axb3 41. Rb6 Rb2 42. Kg3 Rb1 43. Kf3 1/2-1/2