PGN Chess Game XI Campeonato Sudamericano Sub-20 Absoluto Colombia 2015 (COL)

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[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.22"]
[Round "1"]
[Board "1"]
[White "Martinez Romero, Martin"]
[Black "Olarte Parra, Jhoan Sebastian"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2410"]
[BlackElo "2025"]
[PlyCount "51"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 Bg4 6. h3 Bh5 7. g4 Bg6 8.
Ne5 e6 9. Bg2 c6 10. h4 Bb4 11. O-O Nfd7 12. Nxd7 Nxd7 13. h5 Bd6 14. hxg6 hxg6
15. f4 Qh4 16. Ne4 Bc7 17. Qf3 O-O-O 18. Qg3 Qe7 19. g5 Nb6 20. c3 Rh7 21. a4
Rdh8 22. a5 Nc4 23. a6 b6 24. b3 Nd6 25. Nxd6+ Bxd6 26. Qf3 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.22"]
[Round "1"]
[Board "3"]
[White "Cori Quispe, Kevin"]
[Black "Noboa, Kevin"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2381"]
[BlackElo "2011"]
[PlyCount "65"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Be7 8. Qd2
O-O 9. Be2 a6 10. O-O b5 11. Nd1 cxd4 12. Nxd4 Bb7 13. c3 Rc8 14. Nf2 Qa5 15.
Nd3 Qc7 16. Rac1 Nb6 17. b3 Ba3 18. Rc2 Nd7 19. Bf3 Nxd4 20. Bxd4 Nc5 21. Bg4
Nxd3 22. Qxd3 Bc5 23. f5 Bxd4+ 24. Qxd4 exf5 25. Bxf5 Rce8 26. Re2 g6 27. Bg4
Bc8 28. Bf3 Be6 29. Re3 Rc8 30. Rd1 Rfd8 31. Qf4 Qa5 32. Qf6 Qb6 33. Qg5
 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.22"]
[Round "1"]
[Board "5"]
[White "Benedetti, Julio"]
[Black "Soto, Miguel Angel"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2269"]
[BlackElo "1995"]
[PlyCount "41"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. Bc4 Nc6 6. d3 e6 7. f5 Nge7 8. fxe6
fxe6 9. O-O d5 10. Bb3 O-O 11. Bg5 d4 12. Nd5 h6 13. Nxe7+ Nxe7 14. Bd2 Kh7 15.
Qe1 Nc6 16. Qg3 Na5 17. Ne5 Rxf1+ 18. Rxf1 g5 19. Nf7 Qb6 20. Bxg5 Nxb3 21. Bf6
 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.22"]
[Round "1"]
[Board "6"]
[White "Benalcazar Heredia, David"]
[Black "Squella Lavin, Carlos Felipe"]
[Result "1-0"]
[ECO "E44"]
[WhiteElo "1958"]
[BlackElo "2245"]
[PlyCount "49"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Nge2 Bb7 6. a3 Be7 7. Ng3 d6 8. e4
Nbd7 9. Be2 O-O 10. O-O c6 11. Be3 Re8 12. f4 e5 13. fxe5 dxe5 14. d5 Bf8 15.
Nf5 Nc5 16. Bg5 Kh8 17. b4 Ncd7 18. Bg4 cxd5 19. Nxd5 Bxd5 20. cxd5 b5 21. Qe2
g6 22. Ne3 Qb6 23. Bxd7 Nxd7 24. Rxf7 Qd4 25. Rd1 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.22"]
[Round "1"]
[Board "7"]
[White "Hernandez, Cristian Andres"]
[Black "Valencia, Cristian Johan"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2240"]
[BlackElo "1934"]
[PlyCount "47"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3
h6 9. Bh4 g5 10. fxg5 Nfd7 11. Nxe6 fxe6 12. Bb5 Qa5 13. Qh5+ Kd8 14. g6 axb5
15. Bxe7+ Kxe7 16. Qh4+ Ke8 17. g7 Rg8 18. Qxh6 Kd8 19. Qh8 Nf6 20. e5 dxe5 21.
O-O Qb6+ 22. Kh1 Qc7 23. Rad1+ Ke8 24. Ne4 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.22"]
[Round "1"]
[Board "9"]
[White "Vidal Melendez, Ismael David"]
[Black "Rincon R, Javier Duvan"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2202"]
[BlackElo "1868"]
[PlyCount "89"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Na6 6. Nf3 Nxc5 7. Bd2 b6 8.
Nb5 Bxd2+ 9. Nxd2 d6 10. b4 a6 11. Nc3 Ncd7 12. Nde4 Qc7 13. Qd2 Nxe4 14. Nxe4
d5 15. cxd5 Qe5 16. Nc3 exd5 17. e3 Nf6 18. Rd1 Bb7 19. Qd4 Qxd4 20. Rxd4 Rc8
21. Kd2 Ke7 22. Bd3 Rhd8 23. f3 Rd6 24. Rc1 h6 25. a3 g6 26. Rc2 Rc7 27. Ne2
Rxc2+ 28. Bxc2 Kd7 29. h4 h5 30. Bb3 Bc6 31. Nf4 Ke7 32. Ne2 Bb7 33. Rd3 Rd8
34. Rc3 Rc8 35. Nf4 Rxc3 36. Kxc3 Kd6 37. Kd4 Bc6 38. Nh3 Be8 39. Ng5 b5 40.
Ba2 Kc6 41. e4 dxe4 42. fxe4 Nd7 43. Bxf7 Bxf7 44. Nxf7 Nb6 45. Ne5+ 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.22"]
[Round "1"]
[Board "10"]
[White "Gonzalez Delgado, Hugo Andres"]
[Black "Blandon, Luis Guillermo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1862"]
[BlackElo "2191"]
[PlyCount "74"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O Ngf6 5. Re1 a6 6. Bf1 Ne5 7. h3 Qc7 8. c3
e6 9. d4 Ng6 10. b3 e5 11. Nbd2 Be7 12. Bb2 b5 13. Rc1 Bb7 14. d5 Bc8 15. c4 b4
16. Kh2 h5 17. Kg1 h4 18. Nh2 Nf4 19. Ra1 Bd7 20. Bc1 Qc8 21. Ndf3 N6h5 22. Kh1
Rh6 23. Be3 Rg6 24. Ng1 f5 25. exf5 Bxf5 26. Qd2 Kf8 27. a3 a5 28. axb4 axb4
29. Rxa8 Qxa8 30. Qb2 Bf6 31. Ra1 Qc8 32. Ra7 Be4 33. Nhf3 Kg8 34. Qa2 Qf5 35.
Ra8+ Kh7 36. Kh2 Bd3 37. Bxf4 Qxf4+ 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.22"]
[Round "1"]
[Board "11"]
[White "Gasic Merino, Franco"]
[Black "Ruiz Agudelo, Santiago"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2060"]
[BlackElo "1726"]
[PlyCount "62"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 d5 2. c4 c6 3. Nf3 Bf5 4. g3 Nf6 5. Bg2 e6 6. Nh4 Be4 7. Qb3 Qb6 8. c5
Qxb3 9. axb3 Bxg2 10. Nxg2 Nbd7 11. b4 e5 12. dxe5 Nxe5 13. Bf4 Ng6 14. Nc3 Be7
15. O-O O-O 16. Rfd1 a5 17. bxa5 Nxf4 18. Nxf4 Bxc5 19. Nd3 Bd4 20. Ra3 Ne4 21.
e3 Bxc3 22. bxc3 Nd6 23. Rda1 Nb5 24. Rb3 Ra7 25. Nb4 Rfa8 26. a6 Nc7 27. Rab1
Nxa6 28. Nxa6 Rxa6 29. Rxb7 Ra1 30. Rxa1 Rxa1+ 31. Kg2 g6 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.22"]
[Round "1"]
[Board "12"]
[White "Cardenas, Juan Pablo"]
[Black "Borda, Cesar"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1659"]
[BlackElo "2046"]
[PlyCount "60"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. c4 Nf6 2. g3 d5 3. cxd5 Nxd5 4. Nc3 c6 5. Bg2 g6 6. Nf3 Bg7 7. O-O O-O 8.
Nxd5 cxd5 9. d4 Nc6 10. e3 Bg4 11. Bd2 Qd7 12. Qb3 Rab8 13. Rac1 Rfd8 14. h4
Qf5 15. Nh2 Be2 16. Rfe1 Bc4 17. Qa3 e5 18. b3 Bd3 19. dxe5 Nxe5 20. Bc3 Be4
21. Bxe4 dxe4 22. Bxe5 Bxe5 23. Red1 Rxd1+ 24. Rxd1 Rc8 25. Qxa7 Rc2 26. Rf1
Qh3 27. Rd1 Bxg3 28. Rd8+ Kg7 29. Qd4+ Kh6 30. Ng4+ Qxg4 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.22"]
[Round "1"]
[Board "13"]
[White "Tjong Tjin Joe, Calvin"]
[Black "Navarro, Luis Eduardo"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "2042"]
[BlackElo "1655"]
[PlyCount "43"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 c6 6. Be2 a6 7. a4 O-O 8. O-O
Nbd7 9. Qc2 Qc7 10. Be3 e6 11. h3 c5 12. dxc5 dxc5 13. Qd2 b6 14. Bf4 Qc6 15.
e5 Nh5 16. Bh2 Bh8 17. Ng5 Bb7 18. Bf3 Qc7 19. Bxh5 gxh5 20. Qd3 f5 21. exf6
Qc6 22. Qxh7# 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.23"]
[Round "2"]
[Board "1"]
[White "Blandon, Luis Guillermo"]
[Black "Martinez Romero, Martin"]
[Result "0-1"]
[ECO "B83"]
[WhiteElo "2191"]
[BlackElo "2410"]
[PlyCount "102"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be2 Be7 7. Be3 Nc6 8.
O-O O-O 9. f4 Bd7 10. Kh1 Nxd4 11. Bxd4 Bc6 12. Bf3 Qa5 13. Qe1 Kh8 14. Qg3
Rae8 15. a3 a6 16. b4 Qc7 17. a4 Rc8 18. b5 Be8 19. Be2 a5 20. Bd3 Rg8 21. e5
Nh5 22. Qf3 f5 23. b6 Qd8 24. Nb5 dxe5 25. Bxe5 Qxb6 26. Rab1 Qc5 27. Qxb7 Bc6
28. Qa7 Qd5 29. Qf2 Nf6 30. Nc3 Qd7 31. h3 Bc5 32. Qe2 Qf7 33. Kh2 Qg6 34. g4
Rcd8 35. g5 Nd7 36. Bc7 Rde8 37. Bb5 e5 38. Qc4 Rc8 39. Bxa5 exf4 40. Bxc6 Rxc6
41. Qd5 Rd6 42. Qg2 f3 43. Qxf3 Qxg5 44. Nd5 Nf6 45. Rbd1 Ne4 46. Rd3 Rg6 47.
Be1 Qc1 48. Qe2 Bd6+ 49. Kh1 Qh6 50. h4 Re8 51. h5 Ng3+ 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.23"]
[Round "2"]
[Board "2"]
[White "Hernandez Sanchez, Jairo Andre"]
[Black "Tjong Tjin Joe, Calvin"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "2356"]
[BlackElo "2042"]
[PlyCount "73"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. g3 Bg7 7. Bg2 O-O 8. O-O
Bg4 9. Nde2 Qc8 10. Re1 Nc6 11. f3 Bd7 12. Be3 Re8 13. Bf2 Ne5 14. Rb1 Bh3 15.
Bh1 Be6 16. Nf4 Bc4 17. Bg2 g5 18. Nfd5 Qd7 19. Bd4 Nxd5 20. exd5 Qf5 21. Re4
Rec8 22. f4 gxf4 23. Rxf4 Qd7 24. Qh5 Ng6 25. Bxg7 Nxf4 26. gxf4 Kxg7 27. Bh3
e6 28. Qg5+ Kf8 29. f5 f6 30. Qxf6+ Qf7 31. Qxf7+ Kxf7 32. dxe6+ Ke7 33. Kf2
Rg8 34. b3 Ba6 35. Nd5+ Kf8 36. Re1 Rc8 37. c4 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.23"]
[Round "2"]
[Board "3"]
[White "Borda, Cesar"]
[Black "Benedetti, Julio"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2046"]
[BlackElo "2269"]
[PlyCount "120"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. g3 Nc6 5. Bg2 e6 6. Nf3 f6 7. exf6 Nxf6 8. d4
cxd4 9. cxd4 Bb4+ 10. Nc3 O-O 11. O-O d5 12. a3 Bxc3 13. bxc3 Ne4 14. Qc2 Bd7
15. Bf4 Rc8 16. Rac1 Qa5 17. Qb2 b5 18. Nd2 Nxd2 19. Bxd2 Qa4 20. Bf4 Na5 21.
Bd6 Rf7 22. Bb4 Nc4 23. Qe2 a5 24. Bc5 Rxc5 25. dxc5 Qxa3 26. c6 Bc8 27. Bh3
Qd6 28. Rfe1 Rf6 29. Qd3 Qxc6 30. Re2 Bb7 31. Bg2 e5 32. g4 g6 33. Rd1 Rd6 34.
h4 Qd7 35. Qg3 Bc8 36. Bh3 Qf7 37. h5 Rf6 38. Bg2 Be6 39. Rb1 Qd7 40. g5 Rf4
41. hxg6 Rg4 42. Qd3 Bf5 43. gxh7+ Bxh7 44. Qd1 Bxb1 45. Qxb1 Rxg5 46. Qd3 e4
47. Rxe4 Qg7 48. Re8+ Kf7 49. Re1 Rxg2+ 50. Kh1 Rg5 51. Qh3 Rg6 52. Qd7+ Kg8
53. Re8+ Kh7 54. Qxg7+ Kxg7 55. Rb8 Rb6 56. Rd8 a4 57. Rxd5 a3 58. Rd1 a2 59.
Ra1 Ra6 60. Kg2 Nd2 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.23"]
[Round "2"]
[Board "4"]
[White "Martinez Maya, Steven"]
[Black "Hernandez, Cristian Andres"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2023"]
[BlackElo "2240"]
[PlyCount "47"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Bd7 5. d3 g6 6. O-O Bg7 7. Nbd2 O-O 8. Re1
Nc6 9. b3 e5 10. Bb2 d5 11. exd5 Nxd5 12. Bf1 Qc7 13. Rc1 Rad8 14. a3 Nf4 15.
Qc2 Bh6 16. b4 Bf5 17. Ne4 Bxe4 18. dxe4 Ne6 19. Rcd1 Rc8 20. Qb3 Rfe8 21. Bc4
cxb4 22. axb4 Ncd4 23. Nxd4 Nxd4 24. Bxf7+ 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.23"]
[Round "2"]
[Board "5"]
[White "Arias, Mario"]
[Black "Benalcazar Heredia, David"]
[Result "1/2-1/2"]
[ECO "B09"]
[WhiteElo "2239"]
[BlackElo "1958"]
[PlyCount "51"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. e5 dxe5 7. fxe5 Nd5 8. Bc4
Nb6 9. Bb3 c5 10. dxc5 Qxd1+ 11. Nxd1 N6d7 12. e6 Nxc5 13. exf7+ Kh8 14. Ng5
Nxb3 15. axb3 Nc6 16. h4 Bf6 17. Ne3 Kg7 18. Nd5 Nd4 19. Ra4 Nxc2+ 20. Ke2 Bd7
21. Rf4 h6 22. Ne4 Rxf7 23. Nc5 Bc6 24. Nc7 Rc8 25. N7e6+ Kh7 26. Kd2 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.23"]
[Round "2"]
[Board "6"]
[White "Acosta Morales, Juan Carlos"]
[Black "Vidal Melendez, Ismael David"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "1590"]
[BlackElo "2202"]
[PlyCount "70"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. f3 Nf6 7. Be3 Bb4 8. Qd2
d5 9. Bd3 e5 10. O-O-O exd4 11. Bxd4 dxe4 12. Bxe4 Nbd7 13. Bf5 O-O 14. Bxd7
Qxd7 15. Qg5 Bxc3 16. Bxc3 Qf5 17. Bxf6 Qxf6 18. Qg3 Be6 19. Kb1 Rfc8 20. Rd2
a5 21. Rhd1 b5 22. Rd4 h6 23. Rf4 Qe5 24. Rfd4 Qxg3 25. hxg3 h5 26. Re1 Rd8 27.
Rde4 Rd2 28. R4e2 Rad8 29. Kc1 Rxe2 30. Rxe2 Rd5 31. c3 Rg5 32. b3 Rxg3 33. Re5
h4 34. Rxb5 Rxg2 35. Rh5 h3 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.23"]
[Round "2"]
[Board "8"]
[White "Corredor Rengifo, Luis Fernand"]
[Black "Gasic Merino, Franco"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2039"]
[BlackElo "2060"]
[PlyCount "103"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Nf3 Nxd5 5. Be2 e6 6. O-O Nc6 7. Nc3 Be7 8.
Re1 O-O 9. Ne4 Bf5 10. Ng3 Bg6 11. a3 Bf6 12. c4 Nb6 13. Be3 Qe7 14. Qb3 Rab8
15. Bf1 a6 16. d5 Na5 17. Qa2 Na4 18. Bd2 b6 19. Ne5 Bxe5 20. Rxe5 Qf6 21. Rae1
Nb7 22. Bg5 Qxe5 23. Rxe5 f6 24. Re1 fxg5 25. dxe6 Rbe8 26. b4 b5 27. cxb5 axb5
28. e7+ Rf7 29. Bxb5 Nc3 30. Bxe8 Nxa2 31. Bxf7+ Bxf7 32. e8=Q+ Bxe8 33. Rxe8+
Kf7 34. Rc8 c5 35. Rc7+ Ke6 36. Rxb7 c4 37. Rc7 Kd5 38. Ne2 Ke4 39. Rxc4+ Kd3
40. Rc8 Kxe2 41. Rc2+ Kd3 42. Rxa2 Kc4 43. Ra1 Kb5 44. a4+ Ka6 45. b5+ Ka5 46.
Rb1 Kb6 47. a5+ Ka7 48. b6+ Kb7 49. a6+ Ka8 50. b7+ Kb8 51. a7+ Kc7 52. b8=Q+
 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.23"]
[Round "2"]
[Board "9"]
[White "Noboa, Kevin"]
[Black "Velez Rueda, Juan Diego"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2011"]
[BlackElo "1637"]
[PlyCount "33"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 Nc6 5. Bd3 Qc7 6. O-O e6 7. Bc2 Be7 8. Re1
O-O 9. d4 cxd4 10. cxd4 Rd8 11. Nc3 a6 12. a3 b6 13. Bg5 Bb7 14. Rc1 Na5 15.
Bb1 Qd7 16. Na4 Qb5 17. Bd3 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.23"]
[Round "2"]
[Board "12"]
[White "Olarte Parra, Jhoan Sebastian"]
[Black "Gonzalez Delgado, Hugo Andres"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "2025"]
[BlackElo "1862"]
[PlyCount "71"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8.
Nxc6 bxc6 9. Bd3 Nc5 10. Be2 Be7 11. O-O O-O 12. Be3 Ne6 13. f4 f5 14. c3 a5
15. Qc2 c5 16. Bf3 Bb5 17. Rd1 c6 18. Na3 Ba6 19. c4 Bb7 20. Qb3 Rb8 21. cxd5
cxd5 22. Bxd5 Bxd5 23. Qxd5 Qxd5 24. Rxd5 Rxb2 25. Nc4 Rb4 26. Rc1 Rd8 27. Nd6
Nxf4 28. Bxf4 Rxf4 29. Rcxc5 Ra4 30. Rxa5 Rxa5 31. Rxa5 Bxd6 32. exd6 Rxd6 33.
Rxf5 Rd1+ 34. Rf1 Rd3 35. g3 Ra3 36. Rf2 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.23"]
[Round "2"]
[Board "13"]
[White "Soto, Miguel Angel"]
[Black "Cardenas, Juan Pablo"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1995"]
[BlackElo "1659"]
[PlyCount "75"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Ba7 7. O-O Nc6 8.
Kh1 d6 9. f4 Nf6 10. Qf3 O-O 11. Nc3 Qc7 12. Bd2 b5 13. Rae1 Bb7 14. Qg3 b4 15.
Nd1 a5 16. f5 Kh8 17. Qh3 Rae8 18. Bg5 Ne5 19. Rf4 exf5 20. Bxf6 Ng6 21. Rxf5
Bc8 22. Bd4 a4 23. Bxa7 Qxa7 24. Nd2 Bxf5 25. Qxf5 Re5 26. Qf2 Qxf2 27. Nxf2
Nf4 28. Bc4 d5 29. Nf3 Re7 30. exd5 Rxe1+ 31. Nxe1 Rd8 32. Ned3 Re8 33. g3 Nxd3
34. Nxd3 Rb8 35. Ne5 f6 36. Nf7+ Kg8 37. d6 Kf8 38. d7 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.23"]
[Round "2"]
[Board "14"]
[White "Valencia, Cristian Johan"]
[Black "Navarro, Luis Eduardo"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1934"]
[BlackElo "1655"]
[PlyCount "61"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Be2 Nf6 7. O-O h6 8. Kh1
Be7 9. Be3 Qc7 10. f4 O-O 11. Bf3 Bd7 12. Qe1 Nc6 13. Qg3 Kh8 14. a4 Na5 15. e5
Nh7 16. Rad1 Nc4 17. Bc1 d5 18. b3 Na5 19. Bb2 Rac8 20. Nf5 exf5 21. Nxd5 Qxc2
22. Rf2 Qxb3 23. e6 Bf6 24. exd7 Rcd8 25. Nxf6 Nxf6 26. Bxf6 gxf6 27. Qh3 Qxa4
28. Qxh6+ Kg8 29. Be2 Rxd7 30. Rxd7 Qxd7 31. Rf3 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.24"]
[Round "3"]
[Board "1"]
[White "Martinez Romero, Martin"]
[Black "Benedetti, Julio"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2410"]
[BlackElo "2269"]
[PlyCount "0"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8.
Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. Bxb5 axb5 12. Nxb5 Ra4 13. Nbc7+ Kd7 14. O-O
Rxe4 15. Qh5 Ne7 16. Qxf7 Kc6 17. Rfd1 Nxd5 18. Nxd5 Qd7 19. Qh5 Qe6 20. Qf3
Qxd5 21. Rxd5 Kxd5 22. a4 Ke6 23. Qb3+ Kf6 24. a5 Be7 25. Qb6 Be6 26. Rd1 Ra8
27. b4 Rc4 28. Qb7 Rac8 29. a6 Rxc2 30. a7 Ra2 31. b5 d5 32. b6 Bc5 33. Rf1 d4
34. Qb8 Bxb6 35. Qxb6 f4 36. Re1 d3 37. Qb8 Ra5 38. h4 d2 39. Rd1 Rc1 40. Qd8+
Kg6 41. h5+ Kf7 42. Qxd2 Rxd1+ 43. Qxd1 Rxa7 44. Qd3 Kf6 45. Qd8+ Kf5 46. f3
Rd7 47. Qf8+ Kg5 48. Kh2 Rf7 49. Qh8 Kf5 50. Qd8 Bd7 51. Qg8 Kf6 52. Qb8 Kf5
53. Qd8 Ke6 54. Kh3 Rg7 55. Qf8 Rf7 56. Qg8 Kd6+ 57. Kh4 Be6 58. Qb8+ Kd5 59.
Qd8+ Rd7 60. Qa8+ Kd6 61. Qa3+ Kd5 62. Qb4 Rf7 63. Qd2+ Kc6 64. Qc3+ Kd6 65.
Qd3+ Kc5 66. Kg5 Kc6 67. Qa6+ Kd5 68. Qb6 Rf5+ 69. Kh6 Rf7 70. Qb8 Rd7 71. Qb3+
Kd6 72. Qb8+ Kd5 73. Qa8+ Kd6 74. Qf8+ Kd5 75. Kg5 Rf7 76. Qd8+ Kc6 77. Qd3 Kc5
78. Qe4 Kd6 79. h6 Bd7 80. Qb4+ Ke6 81. Qb8 Rf5+ 82. Kg4 Rf7 83. Kh3 Kf6+ 84.
Kh2 Ke6 85. Kg1 Kf5 86. Kf2 Be6 87. Qe8 Kf6 88. g4 fxg3+ 89. Kxg3 Bd7 90. Qb8
Ke6 91. Qg8 Bc6 92. Qc8+ Kd6 93. Qd8+ Ke6 94. Qc8+ Kd6 95. Qb8+ Ke6 96. Qb3+
Ke7 97. Qb4+ Kd7 98. Qg4+ Kd6 99. Qb4+ Kd7 100. Qg4+ Kd6 101. Qg8 Rxf3+ 102.
Kg4 Rf4+ 103. Kg5 Be4 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.24"]
[Round "3"]
[Board "5"]
[White "Benalcazar Heredia, David"]
[Black "Corredor Rengifo, Luis Fernand"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1958"]
[BlackElo "2039"]
[PlyCount "87"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Bg5 O-O 5. Nf3 d6 6. e3 b6 7. Be2 Bb7 8. O-O
Nbd7 9. Nd2 c5 10. d5 Qc7 11. Qc2 Rae8 12. f4 e6 13. e4 exd5 14. cxd5 a6 15. a4
Kh8 16. Kh1 Ng8 17. f5 Ngf6 18. Nc4 Ne5 19. Ne3 Kg8 20. Bf4 Nfd7 21. Rab1 c4
22. Rbc1 Rc8 23. Qd1 Qd8 24. Ng4 Nxg4 25. Bxg4 Qe7 26. fxg6 hxg6 27. Qd2 Rc7
28. Bg5 Qe8 29. Bxd7 Qxd7 30. Bf6 Bxf6 31. Rxf6 Kg7 32. Qd4 Kg8 33. Qxb6 Rd8
34. a5 Qe7 35. Rcf1 Rdd7 36. Rxf7 Qxf7 37. Rxf7 Rxf7 38. Kg1 Rfd7 39. e5 dxe5
40. Qxg6+ Rg7 41. Qe8+ Kh7 42. Qh5+ Kg8 43. Qe8+ Kh7 44. Ne4 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.24"]
[Round "3"]
[Board "6"]
[White "Squella Lavin, Carlos Felipe"]
[Black "Martinez Maya, Steven"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "2245"]
[BlackElo "2023"]
[PlyCount "74"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bg5 O-O 8.
Rc1 c5 9. d5 f5 10. Bc4 Kh8 11. f3 Qd6 12. Qd2 fxe4 13. fxe4 Nd7 14. Nf3 Ne5
15. Be2 Nxf3+ 16. Bxf3 Be5 17. Ke2 b6 18. h4 Ba6+ 19. Kd1 e6 20. h5 gxh5 21.
Kc2 exd5 22. Qxd5 Qc7 23. Rxh5 Bb7 24. Qe6 Rae8 25. Qh6 Qf7 26. Bd2 Qxa2+ 27.
Kd1 Rf7 28. c4 Bd4 29. Qg6 Qa4+ 30. Ke2 Rg7 31. Qf5 Bc8 32. Qf4 Be6 33. Rch1
Bxc4+ 34. Ke1 Qa1+ 35. Bd1 Bg8 36. Qf5 Qb1 37. R5h4 Rge7 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.24"]
[Round "3"]
[Board "7"]
[White "Olarte Parra, Jhoan Sebastian"]
[Black "Gascon Del Nogal, Jose Rafael"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2025"]
[BlackElo "2384"]
[PlyCount "17"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. c4 Nc6 4. d4 Bg4 5. e5 Nxd4 6. Qd3 Bxf3 7. gxf3 g6 8. Nc3
Bg7 9. h4 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.24"]
[Round "3"]
[Board "8"]
[White "Soto, Miguel Angel"]
[Black "Blandon, Luis Guillermo"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "1995"]
[BlackElo "2191"]
[PlyCount "50"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2
Nc6 9. Bc4 Bd7 10. O-O-O Rc8 11. Bb3 Ne5 12. Kb1 Re8 13. h4 h5 14. g4 hxg4 15.
h5 Nxh5 16. Rdg1 g3 17. Bh6 e6 18. Bxg7 Kxg7 19. f4 Ng4 20. f5 Qf6 21. fxe6
fxe6 22. a3 Rh8 23. Rg2 Qe5 24. Nf3 Qf4 25. Qd4+ Nhf6 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.24"]
[Round "3"]
[Board "9"]
[White "Valencia, Cristian Johan"]
[Black "Borda, Cesar"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "1934"]
[BlackElo "2046"]
[PlyCount "57"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 a6 3. c4 b6 4. d4 cxd4 5. Nxd4 Bb7 6. Nc3 e6 7. Bd3 d6 8. O-O
Nf6 9. b3 Be7 10. Bb2 Nbd7 11. Qe2 O-O 12. Rad1 Qc7 13. Bb1 Nc5 14. f4 e5 15.
Nf5 Rfe8 16. Nd5 Bxd5 17. exd5 e4 18. b4 Na4 19. Bd4 Qd7 20. Ne3 Bd8 21. g4 h5
22. gxh5 b5 23. h6 gxh6 24. Kh1 Kf8 25. Qg2 Ke7 26. Bxe4 Nxe4 27. Qxe4+ Kf8 28.
Qh7 Qh3 29. Nf5 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.24"]
[Round "3"]
[Board "10"]
[White "Tjong Tjin Joe, Calvin"]
[Black "Acosta Morales, Juan Carlos"]
[Result "1-0"]
[ECO "E17"]
[WhiteElo "2042"]
[BlackElo "1590"]
[PlyCount "105"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 d5 2. Nf3 e6 3. g3 Nf6 4. Bg2 Nbd7 5. O-O b6 6. c4 Bb7 7. Nbd2 Be7 8. b3
O-O 9. Bb2 c5 10. e3 Re8 11. Rc1 Rc8 12. Qe2 Ba6 13. Rfd1 Rc7 14. Qe1 Qa8 15.
Ne5 Bb7 16. Nxd7 Rxd7 17. dxc5 Bxc5 18. Bxf6 gxf6 19. cxd5 Bxd5 20. Bxd5 Rxd5
21. Ne4 Kg7 22. Nxc5 bxc5 23. Rxd5 Qxd5 24. Qa5 Rc8 25. Qxa7 Ra8 26. Qxc5 Qxc5
27. Rxc5 Rxa2 28. g4 Ra7 29. b4 Rb7 30. b5 Kf8 31. Kg2 Ke7 32. h4 e5 33. Kf3
Kd6 34. Rc6+ Ke7 35. b6 h6 36. Rc7+ Rxc7 37. bxc7 Kd7 38. Ke4 Kxc7 39. Kf5 Kd7
40. Kxf6 Ke8 41. Kxe5 Ke7 42. f4 Kf8 43. Kf6 Kg8 44. g5 h5 45. e4 Kf8 46. e5
Kg8 47. f5 Kf8 48. e6 fxe6 49. fxe6 Kg8 50. e7 Kh7 51. g6+ Kh6 52. g7 Kh7 53.
e8=Q 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.24"]
[Round "3"]
[Board "11"]
[White "Velez Rueda, Juan Diego"]
[Black "Ruiz Agudelo, Santiago"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1637"]
[BlackElo "1726"]
[PlyCount "36"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bf4 e6 5. c5 Nbd7 6. Nf3 Be7 7. h3 O-O 8. e3 b6
9. b4 a5 10. a3 Ba6 11. Bxa6 Rxa6 12. b5 cxb5 13. c6 Qc8 14. c7 b4 15. Nb5 Qb7
16. Rc1 Ne4 17. Qc2 Raa8 18. Ng5 Qa6 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.24"]
[Round "3"]
[Board "13"]
[White "Rincon R, Javier Duvan"]
[Black "Cardenas, Juan Pablo"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1868"]
[BlackElo "1659"]
[PlyCount "63"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 d6 5. O-O Nf6 6. Re1 Be7 7. d4 cxd4 8. Nxd4
Bd7 9. Nb5 Bc8 10. Bg5 a6 11. Bxf6 gxf6 12. Nd4 Nxd4 13. Qxd4 Bd7 14. c4 Qc7
15. Nc3 Rc8 16. Bf1 Qc5 17. Qd2 h5 18. h4 Bd8 19. Rad1 Bb6 20. e5 f5 21. exd6
Rg8 22. Qf4 Rd8 23. Rd2 Rg4 24. Qh6 Bc6 25. Nd5 Bxd5 26. cxd5 Qxd6 27. Kh1 Ba5
28. Bg2 Bxd2 29. Qxd2 Ke7 30. Qc2 Rgg8 31. Qxf5 Rge8 32. Qxh5 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.24"]
[Round "3"]
[Board "14"]
[White "Navarro, Luis Eduardo"]
[Black "Gonzalez Delgado, Hugo Andres"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1655"]
[BlackElo "1862"]
[PlyCount "41"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Be2 Bd6 6. O-O O-O 7. Nc3 c6 8.
Re1 Bf5 9. Bd3 Bxd3 10. Qxd3 Nbd7 11. h3 b5 12. Bg5 h6 13. Bh4 b4 14. Ne2 Qc7
15. Bg3 Ne4 16. Bxd6 Qxd6 17. Nd2 f5 18. f3 Ng5 19. Nf1 f4 20. Rad1 Rf6 21. Kh1
 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.24"]
[Round "4"]
[Board "2"]
[White "Martinez Maya, Steven"]
[Black "Cori Quispe, Kevin"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2023"]
[BlackElo "2381"]
[PlyCount "47"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3
Be7 9. Qd2 O-O 10. O-O-O a5 11. Kb1 a4 12. Nc1 a3 13. b3 Ra5 14. g4 d5 15. g5
Ng4 16. fxg4 d4 17. Qe1 Nd7 18. Nd5 Rxd5 19. exd5 Bxg4 20. d6 Bxd6 21. Be2 Be6
22. Bd2 Qc7 23. Bb4 Rc8 24. Bd3 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.24"]
[Round "4"]
[Board "6"]
[White "Tjong Tjin Joe, Calvin"]
[Black "Valencia, Cristian Johan"]
[Result "1/2-1/2"]
[ECO "E18"]
[WhiteElo "2042"]
[BlackElo "1934"]
[PlyCount "62"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. c4 O-O 7. Nc3 d6 8. Qc2
Nbd7 9. e4 e5 10. Rd1 Qb8 11. Bg5 c6 12. dxe5 Nxe5 13. b3 Qc7 14. Nd4 h6 15.
Bc1 Rfe8 16. Nf5 Bf8 17. Ba3 Rad8 18. f4 Ng6 19. Rd2 a6 20. Rad1 c5 21. Bb2 Bc8
22. Ne3 Ne7 23. h3 Bb7 24. Ne2 Nh7 25. f5 Nc6 26. Nd5 Qb8 27. Nef4 Ne5 28. Rf2
Bxd5 29. Nxd5 Nf6 30. Nxf6+ gxf6 31. Bxe5 dxe5 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.24"]
[Round "4"]
[Board "7"]
[White "Gascon Del Nogal, Jose Rafael"]
[Black "Velez Rueda, Juan Diego"]
[Result "1-0"]
[ECO "B85"]
[WhiteElo "2384"]
[BlackElo "1637"]
[PlyCount "41"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. Be2 Qc7 8. O-O
Be7 9. a4 Nc6 10. f4 O-O 11. Kh1 Nb4 12. Bf3 Rd8 13. a5 d5 14. e5 Nd7 15. Bg4
Bc5 16. Bxe6 Bxd4 17. Bxf7+ Kxf7 18. Bxd4 Nc5 19. f5 Ne4 20. e6+ Kg8 21. Bb6
 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.24"]
[Round "4"]
[Board "8"]
[White "Arias, Mario"]
[Black "Olarte Parra, Jhoan Sebastian"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2239"]
[BlackElo "2025"]
[PlyCount "53"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 Bxc3+ 6. bxc3 e5 7. e4 d6 8. Bd3
Nbd7 9. Qa4 O-O 10. Be3 Re8 11. g4 Nf8 12. h4 h5 13. Bg5 Bd7 14. Qc2 hxg4 15.
fxg4 Bxg4 16. Qg2 N8h7 17. Ne2 Kf8 18. Kd2 Bxe2 19. Bxe2 Nxg5 20. hxg5 Nxe4+
21. Qxe4 Qxg5+ 22. Kc2 f5 23. Rag1 Qf6 24. Qg2 Kg8 25. Qh3 Rf8 26. Qh7+ Kf7 27.
Bh5+ 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.24"]
[Round "4"]
[Board "9"]
[White "Corredor Rengifo, Luis Fernand"]
[Black "Blandon, Luis Guillermo"]
[Result "1/2-1/2"]
[ECO "E97"]
[WhiteElo "2039"]
[BlackElo "2191"]
[PlyCount "91"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 e5 7. O-O Nc6 8. d5
Ne7 9. a4 c5 10. a5 Ne8 11. Ne1 f5 12. f3 f4 13. Nd3 Rb8 14. b4 b6 15. axb6
axb6 16. Kh1 g5 17. Bd2 Ng6 18. Nb5 Bd7 19. Na7 h5 20. b5 Qf6 21. Nc6 Rb7 22.
Ra3 Bc8 23. Nf2 Rbf7 24. Ra8 Bb7 25. Rb8 Bh8 26. Qa4 Ng7 27. Rxf8+ Nxf8 28. Ra1
Ne8 29. Qb3 Bg7 30. Ra7 Bxc6 31. Rxf7 Qxf7 32. bxc6 Qa7 33. Bc3 Ng6 34. h3 Bf6
35. Nd1 Bd8 36. Kh2 Nf6 37. Nf2 Kg7 38. Bd1 Ne7 39. Qa4 Nc8 40. Bb2 Bc7 41. Bc2
Kg6 42. Qxa7 Nxa7 43. Ba4 Ne8 44. Nd1 Bb8 45. Nc3 Nc7 46. Bb5 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.24"]
[Round "4"]
[Board "10"]
[White "Gonzalez Delgado, Hugo Andres"]
[Black "Squella Lavin, Carlos Felipe"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "1862"]
[BlackElo "2245"]
[PlyCount "70"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4
Nb6 9. O-O Bd7 10. Nf3 Nb4 11. Bb1 Ba4 12. b3 Bb5 13. Re1 a5 14. Nc3 Ba6 15.
Ng5 Qc7 16. Bd2 Be7 17. h4 Bxg5 18. hxg5 Nc6 19. Qg4 a4 20. Rc1 Qe7 21. Nxa4
Nxa4 22. bxa4 Qa3 23. Bc2 Qb2 24. Be3 Na5 25. Bxh7 Be2 26. f3 Nc4 27. Bf2 Rxh7
28. g6 Rh6 29. gxf7+ Kf8 30. Rab1 Qa3 31. Be1 Qe3+ 32. Bf2 Qd3 33. Rxb7 Nd2 34.
Be1 Qe3+ 35. Bf2 Nxf3+ 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.24"]
[Round "4"]
[Board "11"]
[White "Borda, Cesar"]
[Black "Rincon R, Javier Duvan"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2046"]
[BlackElo "1868"]
[PlyCount "81"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. c3 g6 3. d4 cxd4 4. cxd4 d5 5. exd5 Nf6 6. Bb5+ Bd7 7. Bc4 b5 8.
Bb3 Bf5 9. Qe2 a6 10. a4 Bxb1 11. Rxb1 b4 12. Nf3 Bg7 13. Bf4 Nxd5 14. Bxb8
Rxb8 15. Qxa6 O-O 16. O-O Rb6 17. Qe2 e6 18. Bc4 Rd6 19. Rfd1 Nb6 20. Bb3 Nd5
21. Rbc1 Qa5 22. Qd2 Rb8 23. h3 Qa7 24. Rc5 Ne7 25. Rc4 Nc6 26. Rdc1 Qd7 27.
Qf4 Rd8 28. Ne5 Nxe5 29. dxe5 Rd4 30. Rxd4 Qxd4 31. Qxd4 Rxd4 32. Rc8+ Bf8 33.
a5 Rd7 34. a6 Kg7 35. Bc4 Be7 36. b3 Bg5 37. Rb8 Bf4 38. g3 Bxe5 39. Rxb4 Kf6
40. Ra4 Bd4 41. Bb5 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.24"]
[Round "4"]
[Board "12"]
[White "Ospina, Carl Erik"]
[Black "Acosta Morales, Juan Carlos"]
[Result "0-1"]
[ECO "B98"]
[WhiteElo "1933"]
[BlackElo "1590"]
[PlyCount "56"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3
Be7 9. O-O-O b5 10. Bd3 Bb7 11. g4 O-O 12. Rde1 Qc7 13. Qh3 Nc5 14. a3 Nxd3+
15. cxd3 Rfe8 16. Rhg1 Rac8 17. Qe3 d5 18. e5 Bxa3 19. Nde2 d4 20. Qf2 Bxb2+
21. Kxb2 dxc3+ 22. Kc2 Nd5 23. Qd4 Qc5 24. Qxc5 Rxc5 25. Nd4 Nb4+ 26. Kb3 a5
27. Re3 Bd5+ 28. Ka3 Na2 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.24"]
[Round "4"]
[Board "14"]
[White "Ruiz Agudelo, Santiago"]
[Black "Navarro, Luis Eduardo"]
[Result "1-0"]
[ECO "B86"]
[WhiteElo "1726"]
[BlackElo "1655"]
[PlyCount "63"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Bc4 Nf6 7. Bb3 Be7 8. g4
h6 9. Be3 Qc7 10. Qe2 Bd7 11. O-O-O Nc6 12. Rhg1 Na5 13. h4 Nxb3+ 14. Nxb3 Bc6
15. f3 O-O-O 16. Qf2 Nd7 17. f4 Kb8 18. f5 exf5 19. exf5 Bf6 20. Nd4 Rhe8 21.
Nxc6+ bxc6 22. Bd4 d5 23. Bxf6 gxf6 24. Rd4 Kc8 25. Rb4 a5 26. Rb3 Re5 27. Rd1
Rde8 28. Nxd5 Qd8 29. Nb6+ Kc7 30. Nxd7 Qxd7 31. Qb6+ Kc8 32. Qb8# 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.25"]
[Round "5"]
[Board "1"]
[White "Benedetti, Julio"]
[Black "Hernandez Sanchez, Jairo Andre"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2269"]
[BlackElo "2356"]
[PlyCount "219"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5
Nce7 9. c4 Nxd5 10. Qxd5 Be6 11. Qd1 b4 12. Qa4+ Qd7 13. Qxb4 d5 14. Qa5 dxe4
15. Be2 Ne7 16. Qxe5 Nc6 17. Qxe4 Bb4+ 18. Kf1 O-O-O 19. Bf3 f5 20. Qc2 Nd4 21.
Qd3 Nxf3 22. Qxd7+ Bxd7 23. gxf3 Bc6 24. Bg5 Bxf3 25. Nc2 Bxh1 26. Bxd8 Bd6 27.
Bb6 Bxh2 28. Nd4 Kb7 29. Bc5 Rc8 30. b4 Be5 31. Ke2 Re8 32. Kd2 Be4 33. Re1
Bf4+ 34. Kc3 g6 35. a4 Bc6 36. Ra1 Bd7 37. b5 h5 38. Rg1 g5 39. Nb3 axb5 40.
Na5+ Kb8 41. axb5 Rc8 42. Be7 g4 43. c5 Re8 44. Bf6 Re2 45. c6 Be8 46. Rd1 Bc7
47. Nb3 Rxf2 48. Nc5 Ba5+ 49. Kd4 Rd2+ 50. Rxd2 Bxd2 51. Nd7+ Kc8 52. Nb6+ Kc7
53. Nd5+ Kc8 54. Kc5 Ba5 55. b6 Bxc6 56. Kxc6 Bxb6 57. Nxb6+ Kb8 58. Be5+ Ka7
59. Bg3 f4 60. Bxf4 h4 61. Nd5 g3 62. Ne3 Ka6 63. Nf5 g2 64. Bh2 h3 65. Ng3 Ka5
66. Ne4 Kb4 67. Ng5 Kc4 68. Nxh3 Kd4 69. Nf4 Ke4 70. Nxg2 Kd4 71. Nf4 Ke4 72.
Nd5 Kd4 73. Kd6 Ke4 74. Be5 Kd3 75. Nf6 Kc4 76. Kc6 Kd3 77. Kc5 Ke3 78. Kc4 Kf3
79. Kd3 Kf2 80. Ke4 Ke2 81. Bf4 Kf2 82. Nh7 Ke2 83. Ng5 Kf2 84. Kd3 Kf1 85. Bg3
Kg2 86. Bh4 Kf1 87. Ke3 Kg2 88. Ke2 Kg1 89. Kf3 Kf1 90. Ne4 Kg1 91. Bg3 Kh1 92.
Nf2+ Kg1 93. Bf4 Kf1 94. Bh2 Ke1 95. Ne4 Kd1 96. Ke3 Kc2 97. Nd2 Kc3 98. Bd6
Kc2 99. Be5 Kd1 100. Kd3 Ke1 101. Bg3+ Kd1 102. Nc4 Kc1 103. Be1 Kd1 104. Bc3
Kc1 105. Nb2 Kb1 106. Kc4 Kc2 107. Kb4 Kc1 108. Kb3 Kb1 109. Bd2 Ka1 110. Nc4
 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.25"]
[Round "5"]
[Board "2"]
[White "Vidal Melendez, Ismael David"]
[Black "Martinez Maya, Steven"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "2202"]
[BlackElo "2023"]
[PlyCount "101"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 c5 4. d4 cxd4 5. Nxd4 Bg7 6. e4 d6 7. Be2 Nc6 8. Be3
O-O 9. O-O Bd7 10. Qd2 Nxd4 11. Bxd4 Bc6 12. f3 a5 13. b3 Nd7 14. Be3 Nc5 15.
Rab1 e6 16. Nb5 Be5 17. Bg5 Qb6 18. Kh1 Bxb5 19. cxb5 Rfe8 20. Bc4 Rac8 21.
Rbc1 Qa7 22. Qf2 b6 23. Qh4 Qb7 24. Rfd1 Rc7 25. Bf6 Bxf6 26. Qxf6 Rd7 27. h4
Qb8 28. Rd2 Qd8 29. Qg5 f6 30. Qf4 d5 31. exd5 exd5 32. Rxd5 Kg7 33. Rcd1 Ree7
34. Kh2 Rxd5 35. Rxd5 Qc7 36. Qxc7 Rxc7 37. Rd6 Rb7 38. Kg3 f5 39. Kf4 Nd7 40.
Bd5 Rc7 41. Rc6 Ra7 42. g4 fxg4 43. fxg4 a4 44. b4 a3 45. g5 Kf8 46. Re6 Ra4
47. Re4 Ra7 48. Ke3 Rc7 49. Bc6 Kf7 50. Kd4 Nb8 51. Kd5 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.25"]
[Round "5"]
[Board "3"]
[White "Martinez Romero, Martin"]
[Black "Hernandez, Cristian Andres"]
[Result "0-1"]
[ECO "B94"]
[WhiteElo "2410"]
[BlackElo "2240"]
[PlyCount "70"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. Bg5 Nbd7 7. f4 Qc7 8.
Qf3 h6 9. Bh4 g5 10. fxg5 hxg5 11. Bxg5 Qc5 12. Qe3 Ng4 13. Qd2 Bg7 14. Nb3
Bxc3 15. bxc3 Qc7 16. Be2 Nge5 17. O-O b6 18. Nd4 Nc5 19. Qe3 Bb7 20. Nf5 f6
21. Ng7+ Kd7 22. Bxf6 exf6 23. Rxf6 Raf8 24. Rxf8 Rxf8 25. Rd1 Kc8 26. Qh6 Rd8
27. Rd4 Kb8 28. Bh5 Nxe4 29. c4 Nc5 30. Qf6 Rg8 31. Ne8 Qc6 32. Rd5 Ncd7 33.
Qe6 Qxc4 34. Qxd6+ Ka7 35. Rd2 Qh4 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.25"]
[Round "5"]
[Board "4"]
[White "Benalcazar Heredia, David"]
[Black "Gascon Del Nogal, Jose Rafael"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1958"]
[BlackElo "2384"]
[PlyCount "85"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. Bg5 d6 6. e3 b6 7. Be2 Bb7 8. Qc2
Nbd7 9. O-O h6 10. Bh4 e6 11. Rfd1 g5 12. Bg3 Nh5 13. a3 f5 14. Rac1 Qe7 15.
Nd2 g4 16. Nf1 Rae8 17. Rd2 a6 18. b4 Kh8 19. Rcd1 Qf6 20. Bd3 Qg5 21. Qa4 Ndf6
22. c5 b5 23. Qa5 Nxg3 24. Nxg3 dxc5 25. bxc5 Re7 26. a4 c6 27. Ra1 h5 28. axb5
cxb5 29. Nge2 h4 30. Qb6 g3 31. hxg3 hxg3 32. Nxg3 Ng4 33. c6 Bc8 34. Qc5 Rff7
35. Be2 Nxe3 36. Rd3 Ng4 37. Nce4 Qg6 38. Nd6 f4 39. Qh5+ Qxh5 40. Nxh5 Nf6 41.
Nxc8 Rc7 42. Nd6 Rf8 43. Rxa6 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.25"]
[Round "5"]
[Board "5"]
[White "Cori Quispe, Kevin"]
[Black "Tjong Tjin Joe, Calvin"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2381"]
[BlackElo "2042"]
[PlyCount "93"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2
Nc6 9. O-O-O d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Bd4 Bxd4 13. Qxd4 Qb6 14. Na4
Qa5 15. b3 Qc7 16. h4 h6 17. Re1 Rd8 18. Qe5 Qxe5 19. Rxe5 Kg7 20. g3 Kf6 21.
Re1 h5 22. Rh2 Bf5 23. Kb2 Nb6 24. Nc5 a5 25. Rf2 Rd5 26. Ne4+ Kg7 27. Ng5 a4
28. g4 axb3 29. axb3 Bd7 30. Rxe7 Rd1 31. Bd3 Be8 32. Rfe2 Nd5 33. Rxe8 Raa1
34. c4 Nb4 35. Bc2 Nxc2 36. Rxc2 hxg4 37. fxg4 c5 38. Re7 Rab1+ 39. Kc3 Rf1 40.
Rc7 Rg1 41. Rxf7+ Kg8 42. Re2 Rbc1+ 43. Kd2 Rcd1+ 44. Ke3 Rg3+ 45. Kf2 Rxg4 46.
Ke3 Rg3+ 47. Ke4 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.25"]
[Round "5"]
[Board "6"]
[White "Valencia, Cristian Johan"]
[Black "Arias, Mario"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1934"]
[BlackElo "2239"]
[PlyCount "110"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 g6 2. d4 Bg7 3. Be3 c5 4. Nc3 Qa5 5. Bc4 Nf6 6. f3 Nc6 7. Nge2 Qb4 8. Bb3
cxd4 9. a3 Qb6 10. Nxd4 Ng4 11. Na4 Nxe3 12. Nxb6 Nxd1 13. Nxa8 Nxd4 14. Rxd1
Nxb3 15. cxb3 Kd8 16. Rc1 Be5 17. Rc2 b6 18. Kf2 Bb7 19. Rhc1 Bf4 20. Nc7 Bxc1
21. Rxc1 Bc6 22. Na6 Rf8 23. Nb4 Bb7 24. g3 f5 25. e5 f4 26. g4 h5 27. h3 hxg4
28. hxg4 Rh8 29. Kg2 Rh4 30. Nd3 Rxg4+ 31. Kf2 Rg3 32. Ne1 g5 33. Rc4 Bd5 34.
Rc3 Rh3 35. Rd3 Bb7 36. b4 Rh2+ 37. Ng2 Rh6 38. Rd2 Re6 39. Re2 Ba6 40. Re4 Bd3
41. Rd4 Bb1 42. Rd1 Ba2 43. Re1 Rc6 44. Re2 Ke8 45. Ne1 Bb1 46. Rd2 Bf5 47. Ke2
Rc4 48. Nd3 Kf7 49. b5 Rd4 50. Nc1 Rxd2+ 51. Kxd2 Ke6 52. a4 Kxe5 53. b4 Kd5
54. Kc3 e5 55. a5 e4 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.25"]
[Round "5"]
[Board "7"]
[White "Squella Lavin, Carlos Felipe"]
[Black "Noboa, Kevin"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2245"]
[BlackElo "2011"]
[PlyCount "57"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 e6 2. c4 Bb4+ 3. Nc3 c5 4. Nf3 Nc6 5. d5 Bxc3+ 6. bxc3 Nce7 7. e4 d6 8.
Bd3 e5 9. O-O f5 10. exf5 Nf6 11. Ng5 Nxf5 12. f4 e4 13. Nxe4 O-O 14. Ng5 g6
15. g4 Ng7 16. f5 gxf5 17. gxf5 Nfh5 18. Ne6 Bxe6 19. dxe6 Qh4 20. Rb1 b6 21.
Rb2 Kh8 22. Rg2 Qf6 23. Kh1 Rg8 24. Bg5 Qe5 25. f6 Qxe6 26. fxg7+ Nxg7 27. Bf6
h6 28. Qd2 Qh3 29. Rg6 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.25"]
[Round "5"]
[Board "8"]
[White "Soto, Miguel Angel"]
[Black "Borda, Cesar"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "1995"]
[BlackElo "2046"]
[PlyCount "68"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 a6 3. c4 b6 4. Nc3 e6 5. a3 Nc6 6. d4 cxd4 7. Nxd4 Bb7 8. Be3
Qc7 9. Be2 Nf6 10. f3 Bc5 11. b4 Bxd4 12. Bxd4 Nxd4 13. Qxd4 O-O 14. e5 Ne8 15.
Na4 b5 16. Nb6 Rd8 17. c5 d6 18. Rd1 d5 19. O-O f6 20. f4 Qe7 21. a4 Bc6 22.
axb5 axb5 23. Bg4 g6 24. Rfe1 Nc7 25. Ra1 h5 26. Ra7 hxg4 27. exf6 Qh7 28. Qe5
Rf7 29. Rd1 Qh5 30. Rd4 Qf5 31. Rd1 d4 32. Rxd4 Qb1+ 33. Kf2 Qb2+ 34. Ke3 Qc3+
 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.25"]
[Round "5"]
[Board "9"]
[White "Acosta Morales, Juan Carlos"]
[Black "Corredor Rengifo, Luis Fernand"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1590"]
[BlackElo "2039"]
[PlyCount "36"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 e5 2. d4 exd4 3. Nf3 Nc6 4. Nxd4 Nf6 5. Bg5 h6 6. Nxc6 bxc6 7. Bxf6 Qxf6
8. c3 Bc5 9. Qc2 O-O 10. Bd3 d5 11. O-O Qg5 12. Re1 Bh3 13. g3 f5 14. exf5 Bxf5
15. Bxf5 Rxf5 16. Re2 Rxf2 17. Kh1 Rf1+ 18. Kg2 Rg1+ 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.25"]
[Round "5"]
[Board "10"]
[White "Blandon, Luis Guillermo"]
[Black "Ruiz Agudelo, Santiago"]
[Result "1-0"]
[ECO "B99"]
[WhiteElo "2191"]
[BlackElo "1726"]
[PlyCount "29"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

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. Bd3 h6 11. Qh3 Nc5 12. Rhe1 Bd7 13. Nf5 Rg8 14. Nxe7 e5
15. f5 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.25"]
[Round "5"]
[Board "11"]
[White "Gasic Merino, Franco"]
[Black "Olarte Parra, Jhoan Sebastian"]
[Result "0-1"]
[ECO "E01"]
[WhiteElo "2060"]
[BlackElo "2025"]
[PlyCount "104"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 Nf6 2. g3 d5 3. c4 e6 4. Nf3 c6 5. Bg2 Bd6 6. Nc3 b6 7. O-O Nbd7 8. Nd2
Bb7 9. e4 dxe4 10. Ndxe4 Be7 11. Qe2 O-O 12. Bf4 Nxe4 13. Nxe4 Nf6 14. Rfd1
Nxe4 15. Bxe4 Re8 16. Rac1 Rc8 17. h4 Bd6 18. Bxd6 Qxd6 19. c5 Qe7 20. Rc3 Rc7
21. b4 Rd8 22. Ra3 Bc8 23. Qf3 Bd7 24. Qd3 h6 25. Qe3 Be8 26. Ra6 Rb8 27. Rc1
Qd8 28. Qc3 Qe7 29. Rc2 Qd8 30. Qb2 Rd7 31. cxb6 axb6 32. Bxc6 Rxd4 33. Bf3 Qd6
34. a3 Bb5 35. Ra7 Bc4 36. Be2 Bxe2 37. Rxe2 Rd1+ 38. Kg2 Qc6+ 39. f3 Rbd8 40.
Qc2 Qb5 41. a4 Qxb4 42. Qc7 Rf8 43. Rb7 Qxa4 44. Qxb6 Qa1 45. Ra7 Qc3 46. Ra4
Rfd8 47. Rae4 R8d3 48. Qb8+ Kh7 49. Qf4 Rd7 50. Rc4 Qa1 51. Qe4+ g6 52. Qe3 Rh1
 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.25"]
[Round "5"]
[Board "12"]
[White "Velez Rueda, Juan Diego"]
[Black "Gonzalez Delgado, Hugo Andres"]
[Result "0-1"]
[ECO "E32"]
[WhiteElo "1637"]
[BlackElo "1862"]
[PlyCount "44"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Bb4 5. cxd5 exd5 6. Qc2 O-O 7. Bg5 h6 8.
Bh4 g5 9. Bg3 Ne4 10. e3 c5 11. Bd3 Bf5 12. a3 Bxc3+ 13. bxc3 c4 14. Bxe4 Bxe4
15. Qb2 Qc8 16. h4 g4 17. Nd2 Bd3 18. f3 Nc6 19. Nf1 b6 20. fxg4 Qxg4 21. Rh3
Kh7 22. Qb5 Qe2# 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.25"]
[Round "5"]
[Board "13"]
[White "Rincon R, Javier Duvan"]
[Black "Ospina, Carl Erik"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "1868"]
[BlackElo "1933"]
[PlyCount "72"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. Nf3 d5 2. d3 Nf6 3. c3 c5 4. Nbd2 Bf5 5. Nh4 Qd7 6. Nxf5 Qxf5 7. e4 dxe4 8.
dxe4 Qd7 9. Be2 Nc6 10. O-O e6 11. f4 Be7 12. Qc2 h6 13. Nf3 a6 14. a4 Qc7 15.
b3 O-O-O 16. Bd2 g5 17. e5 Nd5 18. g3 Rdg8 19. Kh1 f5 20. Bc4 Qd7 21. Qd3 g4
22. Ne1 Rd8 23. Rf2 Qe8 24. Qc2 h5 25. Ng2 Qf7 26. a5 h4 27. Nxh4 Bxh4 28. gxh4
Rxh4 29. Bxd5 Rxd5 30. Rg2 Qc7 31. Be1 Rh3 32. Qa2 Rdd3 33. b4 c4 34. b5 axb5
35. a6 bxa6 36. Qxa6+ Qb7 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.25"]
[Round "5"]
[Board "14"]
[White "Navarro, Luis Eduardo"]
[Black "Cardenas, Juan Pablo"]
[Result "1/2-1/2"]
[ECO "B84"]
[WhiteElo "1655"]
[BlackElo "1659"]
[PlyCount "50"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be2 Nf6 7. Bf3 Be7 8.
O-O O-O 9. Re1 d6 10. Be3 Nc6 11. Nxc6 bxc6 12. Qe2 Rb8 13. Rab1 Bb7 14. Bf4 e5
15. Bg3 Rfe8 16. Red1 Kh8 17. b3 Ng8 18. Na4 Nh6 19. Bg4 Nxg4 20. Qxg4 Bc8 21.
Qf3 Rf8 22. Ra1 f5 23. exf5 Bxf5 24. Qe2 Bf6 25. c4 Rbd8 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "6"]
[Board "1"]
[White "Hernandez, Cristian Andres"]
[Black "Benedetti, Julio"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "2240"]
[BlackElo "2269"]
[PlyCount "76"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. h3 Bg7 6. d3 Nf6 7. Be3 Nxe4 8.
dxe4 Qxd1+ 9. Kxd1 Bxb2 10. Bxc5 Bxa1 11. c3 b6 12. Bd4 O-O 13. Kc2 c5 14. Be3
Bd7 15. Kb3 Be6+ 16. Kc2 Bd7 17. Kb3 c4+ 18. Kc2 Ba4+ 19. Kc1 b5 20. Bc5 a5 21.
a3 Rfd8 22. Nd4 b4 23. axb4 axb4 24. Bxb4 e5 25. Ne2 Bc6 26. Na3 Bxe4 27. Re1
Bd3 28. h4 Bxe2 29. Rxe2 Bxc3 30. Bxc3 Rxa3 31. Bb2 Rad3 32. Kc2 f6 33. g4 Rf3
34. Bc3 Ra8 35. Kb2 h5 36. g5 fxg5 37. hxg5 Rf5 38. Bxe5 Re8 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "6"]
[Board "2"]
[White "Cori Quispe, Kevin"]
[Black "Vidal Melendez, Ismael David"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2381"]
[BlackElo "2202"]
[PlyCount "127"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Be7 7. Nc3 d6 8. f4
Nf6 9. Qf3 Nbd7 10. Be3 Qc7 11. g4 Nb6 12. g5 Nfd7 13. O-O-O Nc5 14. Kb1 Bd7
15. Qf2 Nca4 16. Ne2 O-O-O 17. c4 Kb8 18. Rc1 Nc5 19. Nxc5 dxc5 20. Ng3 Nc8 21.
Bc2 b6 22. Rcd1 Bc6 23. h4 Nd6 24. Bd3 Qb7 25. Qc2 f5 26. gxf6 gxf6 27. Rhg1
Ka8 28. Bc1 e5 29. Rge1 Rhg8 30. Nf5 Nxf5 31. exf5 Rg2 32. Qc3 e4 33. Bc2 Rdg8
34. Re3 Rg1 35. Rde1 Rxe1 36. Qxe1 Qd7 37. Bxe4 Bxe4+ 38. Rxe4 Qxf5 39. Ka1 Bd6
40. Re6 Bc7 41. Re7 Kb8 42. a3 h5 43. Bd2 Qd3 44. Qe6 Rd8 45. Bc3 Rd6 46. Qf7
Qf1+ 47. Ka2 Rd1 48. Kb3 Qxf4 49. Qxh5 Rd6 50. Qf7 Rc6 51. Qd5 Qd6 52. Re8+ Kb7
53. h5 f5 54. Qxf5 b5 55. Be5 Qd1+ 56. Ka2 Bxe5 57. Qxe5 Qd6 58. Re7+ Kb6 59.
Qg7 b4 60. Rb7+ Ka5 61. h6 Qd3 62. axb4+ cxb4 63. Qe5+ Ka4 64. Qb5+ 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "6"]
[Board "3"]
[White "Hernandez Sanchez, Jairo Andre"]
[Black "Benalcazar Heredia, David"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "2356"]
[BlackElo "1958"]
[PlyCount "116"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. Qd2 Bg7 6. Nf3 O-O 7. Bd3 Bg4 8.
O-O-O b5 9. Ne2 Nbd7 10. h3 Bxf3 11. gxf3 Qc7 12. Ng3 a5 13. Bh6 Qa7 14. Nf5
Bxh6 15. Qxh6 Nh5 16. e5 Kh8 17. Rhg1 dxe5 18. Nxe7 Nf4 19. Nxc6 Nxd3+ 20. Rxd3
Qc7 21. Nxe5 Nxe5 22. dxe5 Rfc8 23. Qd2 Qxe5 24. Re1 Qf6 25. Re4 Rc7 26. Red4
Kg7 27. Rd6 Qh4 28. Qe3 Re7 29. Qd4+ Qxd4 30. R6xd4 Re2 31. Rd2 Re1+ 32. Rd1
Re2 33. R4d2 Rae8 34. c3 Kf6 35. Kc2 a4 36. b3 axb3+ 37. Kxb3 Kf5 38. Rd5+ R8e5
39. Rd7 f6 40. Rxh7 Rxf2 41. Rd3 g5 42. a3 Kg6 43. Rh8 Rf5 44. Rd7 R5xf3 45.
Rg8+ Kf5 46. Rd5+ Ke6 47. Rxb5 Rxh3 48. a4 Rf1 49. Re8+ Kf7 50. Re4 Rb1+ 51.
Kc4 Rc1 52. Rb3 Ra1 53. Kc5 f5 54. Rd4 Kg6 55. Kb6 g4 56. a5 g3 57. Rd8 Kf7 58.
Rd7+ Kf6 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "6"]
[Board "4"]
[White "Arias, Mario"]
[Black "Martinez Maya, Steven"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2239"]
[BlackElo "2023"]
[PlyCount "43"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Na4 Bg7 6. e4 Nb6 7. Be3 O-O 8.
Nf3 Nxa4 9. Qxa4 c5 10. Rd1 cxd4 11. Nxd4 Bd7 12. Qa3 Qc7 13. Be2 a6 14. O-O
Nc6 15. Nb3 b6 16. Bxb6 Qxb6 17. Rxd7 a5 18. Qc5 Qxc5 19. Nxc5 Bxb2 20. Bb5 Nd4
21. Bd3 Nc6 22. Be2 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "6"]
[Board "5"]
[White "Borda, Cesar"]
[Black "Martinez Romero, Martin"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "2046"]
[BlackElo "2410"]
[PlyCount "126"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. c3 O-O 6. O-O d6 7. h3 Na5 8. Bb5
a6 9. Ba4 b5 10. Bc2 c5 11. d4 Qc7 12. d5 Nb7 13. c4 Bd7 14. b3 Ne8 15. Nc3 b4
16. Ne2 g6 17. Nh2 Ng7 18. f4 exf4 19. Bxf4 Nd8 20. Nf3 f6 21. Ng3 Nf7 22. Qd2
a5 23. a4 Rae8 24. Rae1 Qd8 25. Qc1 Kh8 26. Rf2 Rg8 27. Kh1 Ref8 28. Ref1 Qc8
29. Kh2 Ne5 30. Nxe5 fxe5 31. Bg5 Qd8 32. Bxe7 Qxe7 33. Rxf8 Rxf8 34. Rxf8+
Qxf8 35. Qg5 Kg8 36. Bd1 Kf7 37. Bg4 Bxg4 38. Qxg4 Qd8 39. Nf1 h5 40. Qf3+ Kg8
41. Ne3 Qg5 42. g3 h4 43. Ng2 hxg3+ 44. Qxg3 Qxg3+ 45. Kxg3 Nh5+ 46. Kg4 Kg7
47. Ne3 Kh6 48. Kh4 Nf4 49. Ng4+ Kg7 50. Nf2 Ne2 51. Kg5 Nd4 52. h4 Nxb3 53. h5
gxh5 54. Kxh5 Nd2 55. Kg5 b3 56. Nd3 Nxc4 57. Kf5 Kf7 58. Nxc5 Ne3+ 59. Kg5
dxc5 60. d6 b2 61. d7 b1=Q 62. d8=Q Qg1+ 63. Kh6 Qg6# 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "6"]
[Board "6"]
[White "Corredor Rengifo, Luis Fernand"]
[Black "Squella Lavin, Carlos Felipe"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "2039"]
[BlackElo "2245"]
[PlyCount "85"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4
Nb6 9. O-O Bd7 10. Nf3 Nb4 11. Bb1 Ba4 12. b3 Bb5 13. Re1 a5 14. Nf4 a4 15. Ba3
axb3 16. axb3 Ra6 17. Nh5 Qa8 18. Bxb4 Rxa1 19. Bxf8 Rxf8 20. Nxg7+ Kd7 21. Nh5
Qa3 22. Qc2 Bc6 23. Nf6+ Kc7 24. Nxh7 Ra8 25. Nhg5 Qe7 26. h4 Rh8 27. Qc5 Qxc5
28. dxc5 Nd7 29. Nxf7 Re8 30. b4 Ra4 31. b5 Bxb5 32. Nd6 Nxc5 33. Nxb5+ Kd7 34.
Nbd4 Rf8 35. Bg6 Rf4 36. Rd1 Ke7 37. g3 Rg4 38. h5 Nd7 39. Ne2 b5 40. Kg2 b4
41. Bc2 Ra3 42. Ned4 Nc5 43. Rb1 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "6"]
[Board "7"]
[White "Gascon Del Nogal, Jose Rafael"]
[Black "Tjong Tjin Joe, Calvin"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2384"]
[BlackElo "2042"]
[PlyCount "59"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Ne2 d6 3. g3 g6 4. Bg2 Bg7 5. c3 Nc6 6. d4 cxd4 7. cxd4 Nf6 8. Nbc3
O-O 9. O-O Bd7 10. h3 Rc8 11. Be3 a6 12. Kh2 b5 13. d5 Ne5 14. Nd4 Nc4 15. Bc1
Qb6 16. Nce2 Ne8 17. b3 Na5 18. Be3 Qb8 19. Qd2 Nb7 20. b4 Nf6 21. Rac1 Rxc1
22. Rxc1 Rc8 23. Nc6 Bxc6 24. dxc6 Nd8 25. e5 Ne8 26. Nf4 dxe5 27. Nd5 Bf8 28.
c7 Nxc7 29. Nb6 Nde6 30. Nd7 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "6"]
[Board "9"]
[White "Olarte Parra, Jhoan Sebastian"]
[Black "Noboa, Kevin"]
[Result "1/2-1/2"]
[ECO "C09"]
[WhiteElo "2025"]
[BlackElo "2011"]
[PlyCount "33"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nc6 6. Be2 Nf6 7. Nf1 Bd6 8.
c3 O-O 9. dxc5 Bxc5 10. Be3 Bb6 11. Qc2 Be6 12. Rd1 Rc8 13. Nd4 Nxd4 14. Bxd4
Bxd4 15. Rxd4 Qb6 16. Qb3 Qxb3 17. axb3 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "6"]
[Board "10"]
[White "Ospina, Carl Erik"]
[Black "Soto, Miguel Angel"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "1933"]
[BlackElo "1995"]
[PlyCount "51"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O g6 6. c3 Bg7 7. d4 cxd4 8.
cxd4 e6 9. Nc3 Ne7 10. Re1 O-O 11. Qb3 Qb6 12. Qxb6 Nxb6 13. b3 a6 14. Bb2 Rac8
15. Rac1 Bh6 16. Rb1 Rc6 17. Nd1 Rfc8 18. Ba3 R8c7 19. Ne3 Bxe3 20. fxe3 d5 21.
Ne5 dxe4 22. Bxe7 Rxe7 23. Nxc6 bxc6 24. Rbc1 Rc7 25. Rc5 Nd5 26. Ra5 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "6"]
[Board "11"]
[White "Gonzalez Delgado, Hugo Andres"]
[Black "Acosta Morales, Juan Carlos"]
[Result "1-0"]
[ECO "B99"]
[WhiteElo "1862"]
[BlackElo "1590"]
[PlyCount "47"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8.
Qf3 e6 9. Bd3 Be7 10. O-O-O O-O 11. g4 b5 12. Bh4 Nc5 13. g5 Nxd3+ 14. Rxd3 Nd7
15. Qh5 g6 16. Qh6 Re8 17. Bf2 Bf8 18. Qh4 Bg7 19. Rh3 Nf8 20. f5 gxf5 21. exf5
exf5 22. Nd5 Qb7 23. Nf6+ Kh8 24. Qxh7+ 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "6"]
[Board "12"]
[White "Velez Rueda, Juan Diego"]
[Black "Gasic Merino, Franco"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "1637"]
[BlackElo "2060"]
[PlyCount "64"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 Na6 7. O-O e5 8. d5
Nc5 9. Qc2 a5 10. Ne1 Bd7 11. f3 Nh5 12. g3 Qe8 13. b3 f5 14. Nd3 b6 15. Be3
Nxd3 16. Qxd3 f4 17. Bf2 fxg3 18. hxg3 Bh6 19. Kh2 Qe7 20. Rg1 Qg5 21. Rg2 Rf7
22. Nd1 Qf6 23. Be3 Bg7 24. Nc3 h6 25. a4 g5 26. Rc1 Qg6 27. Nb5 Rc8 28. Na7
Rcf8 29. Nb5 Bh3 30. Kxh3 Nf4+ 31. gxf4 Qh5+ 32. Kg3 Qh4# 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "6"]
[Board "13"]
[White "Cardenas, Juan Pablo"]
[Black "Ruiz Agudelo, Santiago"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1659"]
[BlackElo "1726"]
[PlyCount "79"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 Bb4 5. e3 d6 6. Nge2 O-O 7. O-O Be6 8. Nd5
Bxd5 9. cxd5 Ne7 10. Nc3 Re8 11. a3 Ba5 12. b4 Bb6 13. d3 Rc8 14. Bh3 Rb8 15.
Qb3 Ng6 16. e4 Bd4 17. Bb2 h5 18. Na4 Bxb2 19. Nxb2 h4 20. Nc4 Nh5 21. Qd1 Qg5
22. Qg4 Qxg4 23. Bxg4 Nf6 24. Bh3 Rbd8 25. Rac1 hxg3 26. fxg3 Ne7 27. Ne3 c6
28. dxc6 Nxc6 29. Nf5 d5 30. Bg2 dxe4 31. dxe4 Nd4 32. Rc7 Rb8 33. Nd6 Rf8 34.
Rxb7 Rxb7 35. Nxb7 Rc8 36. Nc5 a5 37. Nd3 axb4 38. axb4 Ng4 39. Bh3 Ne2+ 40.
Kh1 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "6"]
[Board "14"]
[White "Rincon R, Javier Duvan"]
[Black "Navarro, Luis Eduardo"]
[Result "1-0"]
[ECO "B54"]
[WhiteElo "1868"]
[BlackElo "1655"]
[PlyCount "60"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e6 5. c4 Nf6 6. Nc3 Be7 7. Be2 Qc7 8. O-O
O-O 9. Be3 Nc6 10. Rc1 Nxd4 11. Qxd4 Bd7 12. Rfd1 Rac8 13. a3 Rfd8 14. b4 a6
15. f3 e5 16. Qa7 Ra8 17. Qb6 Qxb6 18. Bxb6 Rdc8 19. Nd5 Nxd5 20. exd5 Bg5 21.
Rc3 Ba4 22. Rdd3 Bf6 23. Rc1 Bb5 24. Rb3 Ba4 25. Rd3 Bb5 26. Rb3 Ba4 27. Rbb1
Bg5 28. Rf1 Bd8 29. Be3 Be7 30. Rfc1 Rd8 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "7"]
[Board "1"]
[White "Benedetti, Julio"]
[Black "Cori Quispe, Kevin"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2269"]
[BlackElo "2381"]
[PlyCount "32"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. Bc4 b6 6. d4 Bb7 7. O-O Be7 8. Qe2
cxd4 9. cxd4 O-O 10. Nc3 Nxc3 11. bxc3 d5 12. Bd3 Nc6 13. g3 Rc8 14. h4 Na5 15.
Ng5 g6 16. Nxh7 Kxh7 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "7"]
[Board "2"]
[White "Martinez Romero, Martin"]
[Black "Corredor Rengifo, Luis Fernand"]
[Result "1-0"]
[ECO "C33"]
[WhiteElo "2410"]
[BlackElo "2039"]
[PlyCount "83"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 e5 2. f4 exf4 3. Bc4 Be7 4. d4 Bh4+ 5. Kf1 d5 6. exd5 Ne7 7. Nf3 Bf6 8.
Nc3 O-O 9. Bxf4 Ng6 10. Bg3 Bg4 11. Qd3 Re8 12. Re1 Rxe1+ 13. Kxe1 Bxf3 14.
gxf3 Nd7 15. Kf2 Nb6 16. Bb3 Qd7 17. h4 Ne7 18. Be5 Nexd5 19. Nxd5 Nxd5 20.
Bxd5 Qxd5 21. Bxf6 gxf6 22. Qe4 Rd8 23. Qxd5 Rxd5 24. Ke3 Rh5 25. Ke4 Kf8 26.
f4 f5+ 27. Ke5 Ke7 28. d5 f6+ 29. Kd4 Kd6 30. c4 b6 31. b4 c5+ 32. bxc5+ bxc5+
33. Kc3 Kc7 34. Kb3 Kb6 35. Ka4 a6 36. Rh2 Kc7 37. Ka5 Kb7 38. Rh1 Ka7 39. d6
Kb7 40. a4 Kc6 41. Kxa6 Rh6 42. h5 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "7"]
[Board "3"]
[White "Martinez Maya, Steven"]
[Black "Hernandez Sanchez, Jairo Andre"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "2023"]
[BlackElo "2356"]
[PlyCount "60"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5
Nce7 9. c4 Nxd5 10. cxd5 Be7 11. Bd3 Nf6 12. O-O O-O 13. Bd2 Nd7 14. Qe2 f5 15.
exf5 Bb7 16. Nc2 Bxd5 17. a4 bxa4 18. Rxa4 Nc5 19. Rg4 Kh8 20. f4 e4 21. Bc4
Bxc4 22. Qxc4 d5 23. Qd4 Bf6 24. Qxc5 Rc8 25. Qb4 Rxc2 26. Bc3 d4 27. Rd1 dxc3
28. Rxd8 Rxd8 29. h4 cxb2 30. Rg3 Rc1+ 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "7"]
[Board "4"]
[White "Benalcazar Heredia, David"]
[Black "Hernandez, Cristian Andres"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "1958"]
[BlackElo "2240"]
[PlyCount "62"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 a6 5. Bd3 e6 6. Nf3 dxc4 7. Bxc4 c5 8. O-O
b5 9. Bd3 Bb7 10. a4 b4 11. Ne2 Nbd7 12. Ng3 h5 13. h4 Bd6 14. Ng5 Bxg3 15.
fxg3 Qc7 16. Qe1 Qc6 17. Qe2 Qd6 18. Qf2 O-O 19. b3 Ng4 20. Qf4 Qxf4 21. gxf4
cxd4 22. exd4 g6 23. a5 Ndf6 24. Bd2 Rfd8 25. Bc4 Rxd4 26. Bxb4 Nd5 27. Bc5 Rd2
28. Nf3 Rc2 29. Nd4 Rd2 30. Nf3 Rc2 31. Nd4 Ndf6 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "7"]
[Board "5"]
[White "Vidal Melendez, Ismael David"]
[Black "Arias, Mario"]
[Result "1/2-1/2"]
[ECO "E95"]
[WhiteElo "2202"]
[BlackElo "2239"]
[PlyCount "194"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Na6 7. O-O e5 8. Re1
exd4 9. Nxd4 Nc5 10. f3 c6 11. Be3 Qe7 12. Qd2 Rd8 13. Bf1 Ne6 14. Nc2 Bd7 15.
Qf2 b6 16. Rac1 Be8 17. Qd2 Qb7 18. b4 d5 19. cxd5 cxd5 20. e5 Nh5 21. Nd4 Bxe5
22. Nxe6 fxe6 23. Bg5 Qb8 24. g3 Rc8 25. f4 Bg7 26. Rxe6 d4 27. Nd5 Rxc1 28.
Qxc1 Bf7 29. Ne7+ Kh8 30. Re1 Qd6 31. Nc6 d3 32. Ne5 Qd4+ 33. Qe3 Qxe3+ 34.
Rxe3 Bxa2 35. Rxd3 a5 36. bxa5 bxa5 37. Ra3 Bd5 38. Be7 Nf6 39. Bb5 Ne4 40. Rd3
Bb7 41. Rd7 Rb8 42. Nf7+ Kg8 43. Bc4 Ba8 44. Ne5+ Kh8 45. Ra7 Nd2 46. Bd6 Rc8
47. Be6 Nf3+ 48. Kf2 Rc2+ 49. Ke3 Rc3+ 50. Ke2 Nd4+ 51. Kd2 Bg2 52. Kxc3 Nb5+
53. Kc4 Nxa7 54. Nf7+ Kg8 55. Ne5+ Kh8 56. Bd7 Bb7 57. Bc5 Ba6+ 58. Kb3 Nb5 59.
Ka4 Nc3+ 60. Kxa5 Bb7 61. Kb4 Ne4 62. Bd4 Bd5 63. Be3 Bf8+ 64. Kb5 Kg8 65. Bc6
Nc3+ 66. Kb6 Bb3 67. Kb7 Be6 68. Bd4 Nd5 69. Bd7 Bxd7 70. Nxd7 Bg7 71. Ne5 Ne7
72. Bc5 Nd5 73. Kc6 Nf6 74. Be7 Nh5 75. Kd5 Bf8 76. Bd8 Ba3 77. Ke4 Bc1 78. Be7
Bd2 79. Bd8 Bc1 80. Nd3 Bd2 81. g4 Ng7 82. f5 gxf5+ 83. gxf5 Bc3 84. Bc7 Nh5
85. Be5 Nf6+ 86. Bxf6 Bxf6 87. Kd5 Kf7 88. Ne5+ Ke7 89. Ng4 Bb2 90. Ke4 Kf7 91.
Ne5+ Kf6 92. Nf3 Bc1 93. h3 Bh6 94. Ne1 Bg5 95. Nf3 Bc1 96. Nh2 Bb2 97. Nf3 Bc1
{Kf4} 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "7"]
[Board "6"]
[White "Gascon Del Nogal, Jose Rafael"]
[Black "Blandon, Luis Guillermo"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2384"]
[BlackElo "2191"]
[PlyCount "63"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O Nc6 6. c3 Nf6 7. d4 cxd4 8.
cxd4 Nxe4 9. d5 Ne5 10. Re1 Nxf3+ 11. Qxf3 Nf6 12. Nc3 Ng4 13. Bf4 f5 14. Re6
O-O-O 15. Qd3 Nf6 16. Be3 Kb8 17. Qd4 b6 18. a4 Qb7 19. a5 Rc8 20. axb6 axb6
21. h3 Nd7 22. b4 Rg8 23. Nb5 g6 24. Ra7 Qxa7 25. Nxa7 Kxa7 26. Qa1+ Kb7 27.
Qa4 Rc7 28. Bd4 Bg7 29. Rxe7 Bxd4 30. Rxd7 Rg7 31. Qc6+ Kc8 32. Qxc7# 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "7"]
[Board "8"]
[White "Ospina, Carl Erik"]
[Black "Borda, Cesar"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "1933"]
[BlackElo "2046"]
[PlyCount "112"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 e6 6. Qb3 c6 7. Nf3 Bg7 8. h4
h5 9. d3 a5 10. Bd2 O-O 11. O-O b5 12. a3 Na6 13. Qc2 Bb7 14. Bg5 Qb6 15. Ne4
c5 16. Qd2 Kh7 17. Rab1 f6 18. Be3 Nxe3 19. fxe3 Bxe4 20. dxe4 e5 21. Ne1 Rad8
22. Qc1 c4 23. Bf3 Nc5 24. Qc3 Nb3 25. Rf2 b4 26. axb4 axb4 27. Qc2 Qxe3 28.
Ng2 Qc5 29. e3 Rd6 30. Be2 Nd2 31. Bxc4 Nxc4 32. b3 Rc8 33. bxc4 Qxc4 34. Qa4
Rb6 35. Rd2 Qxe4 36. Rbd1 Qc6 37. Qb3 Qe6 38. Qxe6 Rxe6 39. Rb1 Rb6 40. Rdb2
Bf8 41. Ne1 Rc3 42. Rb3 Rxb3 43. Rxb3 Rc6 44. Kf2 e4 45. Ke2 Bd6 46. Kf2 f5 47.
Kg2 Kg7 48. Kf2 Kf7 49. Kg2 Ke6 50. Kf2 Kd5 51. Rb2 Rc3 52. Nc2 Kc4 53. Ne1 b3
54. Rd2 Bc5 55. Ng2 Rc2 56. Ke1 Bb4 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "7"]
[Board "9"]
[White "Gasic Merino, Franco"]
[Black "Gonzalez Delgado, Hugo Andres"]
[Result "0-1"]
[ECO "E15"]
[WhiteElo "2060"]
[BlackElo "1862"]
[PlyCount "61"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 Nf6 2. g3 e6 3. c4 d5 4. Nf3 Bb4+ 5. Bd2 Be7 6. Bg2 c6 7. O-O O-O 8. Qc2
b6 9. b3 Ba6 10. a4 c5 11. Na3 Nc6 12. Rfd1 cxd4 13. Bf4 Bxa3 14. Rxa3 Rc8 15.
Raa1 dxc4 16. bxc4 Qe7 17. Bh3 Rcd8 18. Bc1 Rfe8 19. Bg2 e5 20. Nh4 Na5 21. Nf5
Qe6 22. Bh3 Qxc4 23. Nh6+ Kh8 24. Qf5 Bc8 25. Qg5 Bxh3 26. Ba3 Qe6 27. Bf8 Rxf8
28. Nf5 Qxf5 29. Qh4 g5 30. Qh6 Ng8 31. Qg7+ 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "7"]
[Board "11"]
[White "Tjong Tjin Joe, Calvin"]
[Black "Rincon R, Javier Duvan"]
[Result "1/2-1/2"]
[ECO "E02"]
[WhiteElo "2042"]
[BlackElo "1868"]
[PlyCount "65"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Nf3 a6 7. Nc3 c5 8.
dxc5 Bxc5 9. O-O O-O 10. Qxc4 b5 11. Qd3 Bb7 12. a3 Qe7 13. e4 Rfd8 14. Qe2 h6
15. Bf4 e5 16. Bd2 Bd4 17. Nh4 Nc5 18. Kh1 Bxc3 19. Bxc3 Bxe4 20. Bxe4 Ncxe4
21. Ba5 Rdc8 22. Rae1 Re8 23. f3 Nc5 24. Bc3 Ncd7 25. Rd1 Qe6 26. Rfe1 Rac8 27.
Qd2 Rc4 28. Ng2 Rc5 29. Ne3 Rc6 30. Ng2 Rc5 31. Ne3 Rc6 32. Ng2 Rc5 33. Ne3
 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "7"]
[Board "12"]
[White "Ruiz Agudelo, Santiago"]
[Black "Soto, Miguel Angel"]
[Result "0-1"]
[ECO "E87"]
[WhiteElo "1726"]
[BlackElo "1995"]
[PlyCount "67"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. d5 Nh5 8. g4 Nf4
9. Qd2 f5 10. h3 a5 11. O-O-O Na6 12. gxf5 gxf5 13. Nge2 Ng6 14. Bg5 Qe8 15. h4
f4 16. h5 Ne7 17. Bh3 Bxh3 18. Rxh3 h6 19. Bxe7 Qxe7 20. Rg1 Kh7 21. Rh2 Bf6
22. Rhg2 Bg5 23. Rg4 Rg8 24. R1g2 Qf7 25. Rh2 Be7 26. Rxg8 Rxg8 27. Qe1 Rg5 28.
Qh1 Qg7 29. Nd1 Nc5 30. Nf2 Qg8 31. Nh3 Rg7 32. Nf2 c6 33. Ng4 Nxe4 34. Nxh6
 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "7"]
[Board "13"]
[White "Acosta Morales, Juan Carlos"]
[Black "Cardenas, Juan Pablo"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "1590"]
[BlackElo "1659"]
[PlyCount "72"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bd3 d5 8.
exd5 Nxd5 9. Bd2 Nxc3 10. bxc3 Bd6 11. O-O O-O 12. Re1 Nc6 13. Qh5 f5 14. Be3
Qf6 15. Bc4+ Be6 16. Bg5 Qf7 17. Bxe6 Qxe6 18. Be3 f4 19. Bc5 Bxc5 20. Nxc5 Qf7
21. Qf3 Qe7 22. Nd3 Rae8 23. Re4 Qh4 24. Rae1 Rf5 25. Rxf4 Rxf4 26. Nxf4 Rf8
27. Qd5+ Kh8 28. Nh3 g5 29. Re4 g4 30. Kf1 Qh6 31. Rxg4 Rd8 32. Qe4 Qc1+ 33.
Ke2 Qd1+ 34. Ke3 Rd2 35. Ng1 Qe1+ 36. Kf3 Qxf2# 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.26"]
[Round "7"]
[Board "14"]
[White "Navarro, Luis Eduardo"]
[Black "Velez Rueda, Juan Diego"]
[Result "1-0"]
[ECO "B95"]
[WhiteElo "1655"]
[BlackElo "1637"]
[PlyCount "35"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Bd3 Be7 8. Qd2
Qc7 9. O-O-O b5 10. a3 Nbd7 11. f4 Bb7 12. Rde1 Rc8 13. h3 Nc5 14. Rhg1 Qa5 15.
Nb3 Nxb3+ 16. cxb3 b4 17. axb4 Qa1+ 18. Kc2 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.27"]
[Round "8"]
[Board "1"]
[White "Benedetti, Julio"]
[Black "Gascon Del Nogal, Jose Rafael"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2269"]
[BlackElo "2384"]
[PlyCount "88"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. h3
Nbd7 9. Qf3 Rc8 10. O-O-O Rxc3 11. bxc3 Qc7 12. Kb2 Be7 13. Bd3 O-O 14. Qe2 d5
15. exd5 Nxd5 16. Bxh7+ Kxh7 17. Rxd5 Bxd5 18. Qd3+ Kg8 19. Qxd5 Rc8 20. Qd2
Nf6 21. f3 Nd5 22. Bc5 Bxc5 23. Qxd5 Be7 24. c4 b5 25. c5 a5 26. Rc1 a4 27. Na1
Bxc5 28. a3 Be3 29. Rd1 Qc3+ 30. Ka2 Bd4 31. Qxb5 Rc6 32. Qb4 Rb6 33. Qxc3 Bxc3
34. Rd8+ Kh7 35. Nb3 axb3+ 36. cxb3 Rg6 37. g4 Ra6 38. Rb8 Rf6 39. b4 Rxf3 40.
b5 Bd4 41. a4 e4 42. Re8 e3 43. a5 Rf6 44. Kb3 Re6 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.27"]
[Round "8"]
[Board "2"]
[White "Hernandez Sanchez, Jairo Andre"]
[Black "Cori Quispe, Kevin"]
[Result "1-0"]
[ECO "B85"]
[WhiteElo "2356"]
[BlackElo "2381"]
[PlyCount "101"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Be2 Nf6 8.
O-O Be7 9. f4 d6 10. a4 O-O 11. Bf3 Re8 12. g4 h6 13. Kh1 Nxd4 14. Qxd4 e5 15.
Qd2 exf4 16. Bxf4 Be6 17. g5 hxg5 18. Bxg5 Nh7 19. Bf4 Rad8 20. Rad1 Bf6 21.
Rg1 Qb6 22. b3 Be5 23. Ne2 Kh8 24. Bg4 Bxg4 25. Rxg4 Qc5 26. Rdg1 g6 27. Be3
Qc7 28. Rh4 d5 29. Bd4 Bxd4 30. Qh6 f6 31. Nxd4 Qf7 32. Rxg6 dxe4 33. Rxf6 Qg7
34. Rg6 Qxh6 35. Rgxh6 Rxd4 36. Rxh7+ Kg8 37. Rh8+ Kf7 38. R4h7+ Kg6 39. Rh6+
Kg7 40. R6h7+ Kg6 41. Rxe8 Kxh7 42. c3 Rd1+ 43. Kg2 Rd2+ 44. Kg1 Re2 45. Re7+
Kg6 46. Rxb7 Kf5 47. b4 Ra2 48. b5 Rxa4 49. b6 e3 50. Rf7+ Ke4 51. b7 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.27"]
[Round "8"]
[Board "3"]
[White "Arias, Mario"]
[Black "Martinez Romero, Martin"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2239"]
[BlackElo "2410"]
[PlyCount "202"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 Nf6 2. c4 e6 3. e3 Bb4+ 4. Bd2 Qe7 5. Bd3 O-O 6. Nf3 Bxd2+ 7. Nbxd2 d6 8.
Qc2 e5 9. d5 Na6 10. a3 Nc5 11. Be2 a5 12. b3 b5 13. O-O bxc4 14. b4 Nb3 15.
Nxb3 cxb3 16. Qxb3 Bb7 17. Bc4 e4 18. Nd4 Qe5 19. f4 exf3 20. Nxf3 Qh5 21. Rad1
axb4 22. axb4 Rfe8 23. Rd4 Re4 24. Rxe4 Nxe4 25. Qd3 Re8 26. Bb5 Re7 27. Bc6
Bxc6 28. dxc6 Nf6 29. Ra1 g6 30. Qc3 Kg7 31. Ra5 Qg4 32. b5 Qe4 33. Ra1 Qxe3+
34. Qxe3 Rxe3 35. b6 cxb6 36. Rc1 Re8 37. Nd4 Nd5 38. Nb5 Ne7 39. Re1 Kf8 40.
Nxd6 Rd8 41. Rxe7 Rxd6 42. c7 Rc6 43. Rd7 Kg7 44. Rd6 Rxc7 45. Rxb6 g5 46. Kf2
Rc3 47. g4 h5 48. Rb5 Rc2+ 49. Kg3 h4+ 50. Kh3 Rc3+ 51. Kg2 f6 52. Ra5 Kf7 53.
Ra6 Rc2+ 54. Kh3 Rc4 55. Rb6 Rd4 56. Ra6 Ke7 57. Rb6 Rd6 58. Rb1 Rd3+ 59. Kg2
Ke6 60. Re1+ Kd5 61. Re8 Rd2+ 62. Kh3 Rd4 63. Re3 Rf4 64. Ra3 Re4 65. Rf3 Re6
66. Rf5+ Kd4 67. Kg2 Ke4 68. Rf3 Ra6 69. Rf5 Rb6 70. Rf2 Ra6 71. Rf5 Re6 72.
Rf3 Kd4 73. Rf5 Kd3 74. Rd5+ Ke3 75. Rf5 Kd2 76. Rd5+ Ke1 77. Rd3 Re2+ 78. Kh3
Re4 79. Rf3 Rf4 80. Ra3 Re4 81. Rf3 Re6 82. Rf1+ Ke2 83. Rf2+ Kd3 84. Rf5 Rb6
85. Rf3+ Ke4 86. Rf5 Ra6 87. Kg2 Re6 88. Rf3 Kd4 89. Rf5 Re4 90. Kh3 Rf4 91.
Ra5 Ke3 92. Ra3+ Ke4 93. Ra4+ Ke5 94. Ra5+ Ke6 95. Ra6+ Kf7 96. Ra7+ Kg6 97.
Ra6 Rd4 98. Rb6 Kf7 99. Ra6 Ke7 100. Rb6 Rd3+ 101. Kg2 Rd6 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.27"]
[Round "8"]
[Board "4"]
[White "Hernandez, Cristian Andres"]
[Black "Vidal Melendez, Ismael David"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2240"]
[BlackElo "2202"]
[PlyCount "89"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Bc5 7. Nb3 Be7 8.
Qg4 g6 9. Bg5 d6 10. Bxe7 Qxe7 11. O-O-O Nf6 12. Qg3 Nc6 13. Be2 e5 14. Qd3 Ng4
15. Bxg4 Bxg4 16. f3 Be6 17. Qxd6 Qg5+ 18. Qd2 Qh4 19. Nd5 O-O 20. Kb1 Rac8 21.
Qe1 Qh6 22. h4 Rfd8 23. h5 g5 24. g4 Qf8 25. Rh2 a5 26. Qe3 h6 27. Nc1 a4 28.
Rhd2 a3 29. b3 Nd4 30. c3 Nb5 31. Ne2 Kg7 32. Qb6 Bxd5 33. Qxb5 Be6 34. Qxe5+
Kh7 35. Rxd8 Rxd8 36. Rxd8 Qxd8 37. Nd4 Qb6 38. Kc2 Qa6 39. Qb5 Qd6 40. e5 Qe7
41. Qb4 Qxb4 42. cxb4 Bd5 43. b5 Kg7 44. Kc3 f6 45. e6 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.27"]
[Round "8"]
[Board "5"]
[White "Gonzalez Delgado, Hugo Andres"]
[Black "Benalcazar Heredia, David"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "1862"]
[BlackElo "1958"]
[PlyCount "64"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. a3 c5 7. dxc5 dxc5 8. Bd3
Nc6 9. h3 Qb6 10. Na4 Qc7 11. O-O c4 12. Bxc4 Nxe4 13. Qe1 Nd4 14. Bd3 Nxc2 15.
Bxc2 Qxc2 16. Qd1 Qc6 17. Be3 Bd7 18. Nc3 Nxc3 19. bxc3 Qxc3 20. Bd4 Bxd4+ 21.
Qxd4 Qxd4+ 22. Nxd4 Rac8 23. Rac1 Rxc1 24. Rxc1 Rc8 25. Rxc8+ Bxc8 26. Kf2 Kg7
27. Ke3 Kf6 28. Nb5 a6 29. Nc3 h5 30. Nd5+ Ke6 31. Kd4 Kd6 32. Ne3 b5 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.27"]
[Round "8"]
[Board "6"]
[White "Borda, Cesar"]
[Black "Squella Lavin, Carlos Felipe"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2046"]
[BlackElo "2245"]
[PlyCount "59"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. Be2 f6 7. O-O fxe5 8. Nxe5
Nf6 9. Nxc6 bxc6 10. dxc5 Bxc5 11. b4 Bd6 12. Bh5+ g6 13. Be2 O-O 14. Bh6 Rf7
15. Nd2 e5 16. Nc4 Qc7 17. Nxd6 Qxd6 18. Be3 a5 19. Bc5 Qc7 20. Qb3 Ne4 21. Be3
axb4 22. cxb4 d4 23. Bc4 Ba6 24. Bxa6 Rxa6 25. Qd3 dxe3 26. fxe3 Ra4 27. Qxe4
c5 28. Rxf7 Qxf7 29. Qxe5 cxb4 30. Rf1 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.27"]
[Round "8"]
[Board "7"]
[White "Corredor Rengifo, Luis Fernand"]
[Black "Martinez Maya, Steven"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2039"]
[BlackElo "2023"]
[PlyCount "42"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Nc2 Nf6 7. Nc3 O-O 8.
Be2 d6 9. Be3 Be6 10. O-O Rc8 11. Rc1 a6 12. Qd2 Nd7 13. f4 f5 14. exf5 Bxf5
15. Kh1 Nf6 16. Nd4 Nxd4 17. Bxd4 Rf7 18. b3 Qd7 19. Bf3 b5 20. Nd5 Nxd5 21.
cxd5 Qb7 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.27"]
[Round "8"]
[Board "8"]
[White "Blandon, Luis Guillermo"]
[Black "Noboa, Kevin"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2191"]
[BlackElo "2011"]
[PlyCount "53"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. Bxf6 Bxf6 6. Nf3 O-O 7. Qd2 a6 8. e5
Be7 9. Bd3 c5 10. dxc5 Nd7 11. O-O Nxc5 12. Ne2 f6 13. Ned4 Qc7 14. Rfe1 Bd7
15. Re2 f5 16. c4 Nxd3 17. cxd5 Nc5 18. d6 Bxd6 19. exd6 Qxd6 20. Rd1 Rad8 21.
Qe1 Qb6 22. b4 Na4 23. Ng5 Rfe8 24. Ndxe6 Bxe6 25. Rxe6 Qb5 26. Rd5 Qc6 27.
Rxd8 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.27"]
[Round "8"]
[Board "9"]
[White "Soto, Miguel Angel"]
[Black "Tjong Tjin Joe, Calvin"]
[Result "1-0"]
[ECO "B77"]
[WhiteElo "1995"]
[BlackElo "2042"]
[PlyCount "53"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

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 a6 11. Bb3 Rc8 12. h4 h5 13. g4 hxg4 14. h5 Nxh5 15.
Rdg1 Ne5 16. Kb1 Rxc3 17. bxc3 Kh7 18. f4 Nc6 19. Nf5 Bxf5 20. exf5 Qa5 21. Qd3
Qb5 22. Qxb5 axb5 23. Rxg4 e6 24. Bxe6 Ne7 25. Bxf7 Rxf7 26. fxg6+ Nxg6 27.
Rxh5+ 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.27"]
[Round "8"]
[Board "10"]
[White "Olarte Parra, Jhoan Sebastian"]
[Black "Ospina, Carl Erik"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "2025"]
[BlackElo "1933"]
[PlyCount "82"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. f4 d5 2. Nf3 c6 3. e3 Qc7 4. d4 Bg4 5. Bd3 Nd7 6. c3 f5 7. h3 Bxf3 8. Qxf3
e6 9. g4 g6 10. g5 h6 11. h4 O-O-O 12. Bd2 Nb6 13. b4 Qh7 14. Na3 hxg5 15. fxg5
Bd6 16. O-O-O a5 17. Rdg1 axb4 18. cxb4 Ne7 19. Qd1 e5 20. Qc2 Rdf8 21. Nb5 Bb8
22. Qc5 Nd7 23. Na7+ Kc7 24. Qa5+ Nb6 25. Nb5+ cxb5 26. Kb1 Nc6 27. Rc1 Qd7 28.
Bxb5 Qd8 29. Rxc6+ bxc6 30. Rc1 Qd7 31. a4 Re8 32. Bxc6 Qxc6 33. Rc5 Kb7 34.
Rxc6 Kxc6 35. Qc5+ Kb7 36. a5 Nd7 37. Qxd5+ Kc8 38. Qc6+ Kd8 39. b5 exd4 40.
exd4 Rxh4 41. Bc3 Re2 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.27"]
[Round "8"]
[Board "11"]
[White "Rincon R, Javier Duvan"]
[Black "Gasic Merino, Franco"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1868"]
[BlackElo "2060"]
[PlyCount "72"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. f3 Bf5 5. g4 Bc8 6. c4 e6 7. dxe6 Bxe6 8. Nc3
Qe7 9. Kf2 Na6 10. g5 Nh5 11. f4 g6 12. c5 Nb8 13. Bg2 c6 14. Ne4 Qc7 15. Ne2
Nd7 16. Rf1 Be7 17. N4g3 Ng7 18. Qd3 Rd8 19. b4 O-O 20. Bb2 f6 21. gxf6 Nxf6
22. Kg1 Nd5 23. Bxd5 Bxd5 24. a3 Rf7 25. Rae1 Bh4 26. Rd1 Rf6 27. Bc1 Re6 28.
Nc3 Nf5 29. Nxf5 gxf5 30. Nxd5 Rxd5 31. Rd2 Re4 32. Rg2+ Kf8 33. Qh3 Qe7 34.
Bb2 Re3 35. Rf3 Re1+ 36. Rf1 Rxf1+ 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.27"]
[Round "8"]
[Board "12"]
[White "Valencia, Cristian Johan"]
[Black "Ruiz Agudelo, Santiago"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "1934"]
[BlackElo "1726"]
[PlyCount "59"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3
O-O 9. O-O Be6 10. a4 Nc6 11. Qd2 d5 12. exd5 Nxd5 13. Nxd5 Qxd5 14. Qxd5 Bxd5
15. Rfd1 Nb4 16. c4 Be6 17. Nc5 Bf5 18. g4 Nc2 19. Nxb7 Nxa1 20. gxf5 Nc2 21.
Bb6 Nd4 22. Bxd4 exd4 23. Rxd4 Rab8 24. Bf3 Rfc8 25. b3 Rc7 26. Na5 Rd8 27. Bd5
Bb4 28. Bxf7+ Kxf7 29. Rxd8 Bxa5 30. Rd6 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.27"]
[Round "8"]
[Board "13"]
[White "Cardenas, Juan Pablo"]
[Black "Velez Rueda, Juan Diego"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "1659"]
[BlackElo "1637"]
[PlyCount "38"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. c4 f5 2. g3 e6 3. Bg2 c6 4. Nc3 d5 5. cxd5 cxd5 6. e3 Nf6 7. Nge2 Be7 8. O-O
O-O 9. d4 Nbd7 10. b3 Ne4 11. Bb2 Ndf6 12. Rc1 Bd7 13. f3 Nd6 14. Nf4 g5 15.
Nd3 g4 16. Ne5 gxf3 17. Bxf3 Nde4 18. Ne2 Be8 19. Nf4 Qd6 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.27"]
[Round "8"]
[Board "14"]
[White "Navarro, Luis Eduardo"]
[Black "Acosta Morales, Juan Carlos"]
[Result "0-1"]
[ECO "B95"]
[WhiteElo "1655"]
[BlackElo "1590"]
[PlyCount "84"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 d6 6. Bd3 Nf6 7. Bg5 Nbd7 8.
Qd2 Be7 9. Nb3 b5 10. O-O-O Qc7 11. a3 Bb7 12. f4 Rc8 13. h3 O-O 14. g4 Nc5 15.
Nxc5 dxc5 16. Rhg1 Rfe8 17. e5 Nd5 18. Nxd5 Bxd5 19. Bxe7 Rxe7 20. h4 Qb6 21.
Rg3 a5 22. b4 axb4 23. axb4 Qa6 24. Qc3 cxb4 25. Qxb4 Rec7 26. Rd2 Bc4 27. h5
h6 28. Be4 Bf1 29. Qd4 Re7 30. Qd8+ Re8 31. Qd4 Qa5 32. Qb2 Red8 33. c3 Rxd2
34. Kxd2 Qd8+ 35. Kc2 Qb6 36. Kb1 Qc7 37. Qc1 Bc4 38. Qd2 Qa7 39. Qb2 Qc7 40.
Kc2 Qc5 41. Kb1 Rb8 42. Kc2 Qf2+ 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.28"]
[Round "9"]
[Board "1"]
[White "Gascon Del Nogal, Jose Rafael"]
[Black "Hernandez Sanchez, Jairo Andre"]
[Result "0-1"]
[ECO "B70"]
[WhiteElo "2384"]
[BlackElo "2356"]
[PlyCount "80"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Nb3 d6 7. Be2 Nf6 8. g4
h5 9. g5 Nd7 10. Be3 Nb6 11. f4 Be6 12. Nd5 Bxb2 13. Rb1 Bxd5 14. exd5 Bc3+ 15.
Kf2 Nb4 16. Bd4 N6xd5 17. a3 e5 18. fxe5 dxe5 19. Bxc3 Qb6+ 20. Bd4 exd4 21.
Qxd4 Nc6 22. Qxb6 axb6 23. Bf3 O-O-O 24. Rhe1 Nf4 25. h4 Ne6 26. c4 Ne7 27. c5
Nf5 28. cxb6 Nxh4 29. Bh1 Kb8 30. Na5 Rd7 31. Red1 Rhd8 32. Rxd7 Rxd7 33. Nxb7
Rxb7 34. Bxb7 Kxb7 35. a4 Nf5 36. a5 Nc5 37. Rd1 Ka6 38. Rd5 Nb7 39. Re5 Nfd6
40. Rd5 Nb5 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.28"]
[Round "9"]
[Board "2"]
[White "Arias, Mario"]
[Black "Benedetti, Julio"]
[Result "0-1"]
[ECO "E73"]
[WhiteElo "2239"]
[BlackElo "2269"]
[PlyCount "64"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. g4 c5 7. d5 a6 8. a4 e6 9.
g5 Nfd7 10. dxe6 fxe6 11. Qxd6 Nc6 12. Qd1 Nd4 13. h4 Ne5 14. Rh3 Qc7 15. Be3
b6 16. f4 Nec6 17. e5 Nb4 18. Bd3 Bb7 19. h5 Rad8 20. Bxd4 Rxf4 21. Bf2 Qxe5+
22. Re3 Nxd3+ 23. Qxd3 Rxd3 24. Rxe5 Bxe5 25. Nge2 Rxc4 26. hxg6 hxg6 27. Ra3
Rb4 28. a5 Rxb2 29. axb6 Bxc3+ 30. Nxc3 Rc2 31. Nb5 Rxa3 32. Nxa3 Rc3 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.28"]
[Round "9"]
[Board "3"]
[White "Martinez Romero, Martin"]
[Black "Benalcazar Heredia, David"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2410"]
[BlackElo "1958"]
[PlyCount "150"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be2 Bg7 5. g4 c5 6. g5 Nfd7 7. d5 Na6 8. h4
Bxc3+ 9. bxc3 Qa5 10. Bd2 c4 11. f4 h5 12. Bf3 Ndc5 13. Ne2 Bd7 14. Nd4 Bg4 15.
Qe2 Bxf3 16. Qxf3 O-O 17. O-O Nd7 18. Kh1 Nac5 19. Rae1 e6 20. dxe6 Nxe6 21.
Qe3 Nec5 22. f5 Rae8 23. Rf4 Qxa2 24. Ref1 Ne5 25. Qe2 a5 26. Qf2 Ng4 27. Qf3
Nd7 28. Qg3 Nde5 29. Qg1 Qa3 30. Qg3 a4 31. Qg1 Qc5 32. fxg6 Nxg6 33. Rxg4 hxg4
34. Qxg4 Qe5 35. Re1 a3 36. h5 Ne7 37. Bf4 Qc5 38. Rg1 a2 39. Qd7 Qa5 40. Bxd6
Qd8 41. Qxd8 Rxd8 42. Bxe7 Ra8 43. Ra1 Rfe8 44. Nf5 Ra5 45. Kg2 Rxf5 46. exf5
Rxe7 47. Rxa2 Re5 48. Ra8+ Kh7 49. Kg3 Rxf5 50. Kg4 Rf1 51. Rb8 Rg1+ 52. Kf5
Rb1 53. Kf6 Rf1+ 54. Ke5 Rg1 55. Rxb7 Rxg5+ 56. Kf4 Rxh5 57. Rxf7+ Kg6 58. Rf8
Rh3 59. Ke5 Rxc3 60. Rf2 Rg3 61. Kd4 c3 62. Kc4 Rh3 63. Kb3 Kg5 64. Rf8 Kg6 65.
Kb4 Kg5 66. Kc4 Kg6 67. Kd4 Kg7 68. Rc8 Rh4+ 69. Kxc3 Kf7 70. Rc4 Rh8 71. Re4
Kf6 72. Kd3 Rd8+ 73. Ke3 Rd7 74. c4 Re7 75. Re5 Kxe5 {Ke4+} 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.28"]
[Round "9"]
[Board "4"]
[White "Cori Quispe, Kevin"]
[Black "Hernandez, Cristian Andres"]
[Result "1-0"]
[ECO "B61"]
[WhiteElo "2381"]
[BlackElo "2240"]
[PlyCount "47"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 Bd7 7. Qd2 Rc8 8.
f4 Nxd4 9. Qxd4 Qa5 10. e5 dxe5 11. fxe5 e6 12. O-O-O Bc6 13. Nb5 Bxb5 14. exf6
Bc6 15. h4 g6 16. Bc4 Bc5 17. Qg4 h5 18. Qe2 O-O 19. Rhf1 Ba4 20. Kb1 Rc6 21.
g4 Rfc8 22. gxh5 Bf8 23. hxg6 fxg6 24. Qe4 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.28"]
[Round "9"]
[Board "5"]
[White "Vidal Melendez, Ismael David"]
[Black "Borda, Cesar"]
[Result "1/2-1/2"]
[ECO "A16"]
[WhiteElo "2202"]
[BlackElo "2046"]
[PlyCount "89"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3 g6 5. Qa4+ Nc6 6. Ne5 Bg7 7. Nxc6 Nxc3
8. dxc3 bxc6 9. Qxc6+ Bd7 10. Qc5 O-O 11. e4 e6 12. Bg5 Qb8 13. O-O-O Bc8 14.
Be7 Bh6+ 15. Kb1 Bb7 16. f3 Re8 17. Bf6 Bf8 18. Qe3 Bc6 19. h4 Ba4 20. Rd2 Qb6
21. Qxb6 axb6 22. Bc4 Bh6 23. Re2 c5 24. Bb3 Bb5 25. c4 Bc6 26. Rd1 e5 27. Rd6
Rac8 28. Bg5 Bxg5 29. hxg5 Red8 30. Red2 Rxd6 31. Rxd6 Kf8 32. Kc1 Ke7 33. Rd2
h6 34. gxh6 Rh8 35. Bc2 Rxh6 36. b3 g5 37. g4 Rf6 38. Bd1 Rh6 39. Kb2 Rd6 40.
Rxd6 Kxd6 41. a4 Kc7 42. Ka3 Bd7 43. b4 f6 44. a5 bxa5 45. f4 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.28"]
[Round "9"]
[Board "6"]
[White "Martinez Maya, Steven"]
[Black "Blandon, Luis Guillermo"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2023"]
[BlackElo "2191"]
[PlyCount "124"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Bg4 5. O-O Nbd7 6. d3 e6 7. Nbd2 Be7 8. a3
Qc7 9. b4 d5 10. Bb2 O-O 11. Re1 Bxf3 12. Nxf3 dxe4 13. dxe4 Nxe4 14. Qb3 Bf6
15. Bb5 c4 16. Bxc4 Nd6 17. Bf1 Nb6 18. Ne5 Rac8 19. c4 Nbxc4 20. Nxc4 Nxc4 21.
Bxf6 gxf6 22. Bxc4 Qxc4 23. Qf3 Rc6 24. Qxf6 Qc3 25. Qg5+ Qg7 26. Qe7 f5 27.
Qh4 e5 28. Rad1 Rg6 29. Qc4+ Kh8 30. g3 e4 31. Rd5 f4 32. Qxe4 fxg3 33. hxg3
Rxg3+ 34. fxg3 Qxg3+ 35. Kh1 Qh3+ 36. Kg1 Rg8+ 37. Kf2 Qh2+ 38. Ke3 Rg3+ 39.
Kd4 Qb2+ 40. Kc5 Qc3+ 41. Kd6 Rg6+ 42. Qxg6 Qc6+ 43. Ke7 hxg6 44. Rd6 Qc3 45.
Ree6 Qxa3 46. Rxg6 Qxb4 47. Kf7 Qc4+ 48. Rde6 Qc7+ 49. Kf8 Qc5+ 50. Rd6 Qf5+
51. Rgf6 Qc8+ 52. Ke7 Qc7+ 53. Ke8 Qc8+ 54. Rd8 Qc4 55. Kf8 Qc1 56. Rdd6 Qc8+
57. Ke7 Qc5 58. Kf7 Qc7+ 59. Ke8 Qc2 60. Kf8 Qc8+ 61. Kf7 Qc7+ 62. Ke8 Qc2
 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.28"]
[Round "9"]
[Board "8"]
[White "Squella Lavin, Carlos Felipe"]
[Black "Soto, Miguel Angel"]
[Result "1-0"]
[ECO "D71"]
[WhiteElo "2245"]
[BlackElo "1995"]
[PlyCount "137"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 d5 5. cxd5 Nxd5 6. Bg2 e6 7. e4 Nxc3 8.
bxc3 c5 9. Ne2 cxd4 10. cxd4 O-O 11. O-O Nc6 12. Be3 Qa5 13. Qb3 Rd8 14. Rfd1
b6 15. e5 Ba6 16. Bd2 Qb5 17. Qxb5 Bxb5 18. Nc3 Nxd4 19. Nxb5 Nxb5 20. Bxa8
Rxa8 21. f4 Nc7 22. Bb4 Nd5 23. Bd6 Bf8 24. Bxf8 Kxf8 25. Rac1 Ke7 26. Kg2 Rd8
27. Kf3 Ke8 28. g4 Ke7 29. h4 h5 30. gxh5 gxh5 31. a3 b5 32. Rg1 a5 33. Rc5 Rb8
34. f5 b4 35. f6+ Kf8 36. Rxa5 b3 37. Rb1 Ke8 38. Rc5 b2 39. Ke4 Rb3 40. Kd4
Nb6 41. Rc2 Na4 42. Rc8+ Kd7 43. Ra8 Rh3 44. Ra7+ Kc6 45. Rxf7 Rxh4+ 46. Kd3
Rh3+ 47. Kc2 Kb5 48. Rb7+ Ka5 49. Ra7+ Kb5 50. Rxa4 Kxa4 51. Rf1 Rb3 52. Kb1
Rb8 53. Rf3 h4 54. Rh3 Rh8 55. Kxb2 Kb5 56. a4+ Kxa4 57. Kc3 Kb5 58. Kd4 Kb4
59. Ke4 Kc4 60. Kf4 Rh5 61. Kg4 Rxe5 62. f7 Rf5 63. Rf3 Rxf7 64. Rxf7 e5 65.
Kxh4 Kd3 66. Kg3 e4 67. Kf4 e3 68. Re7 e2 69. Kf3 1-0

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.28"]
[Round "9"]
[Board "9"]
[White "Cardenas, Juan Pablo"]
[Black "Gonzalez Delgado, Hugo Andres"]
[Result "0-1"]
[ECO "A17"]
[WhiteElo "1659"]
[BlackElo "1862"]
[PlyCount "44"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. c4 Nf6 2. Nc3 b6 3. Nf3 Bb7 4. g3 e6 5. Bg2 d5 6. cxd5 exd5 7. O-O Be7 8. e3
O-O 9. b3 Nbd7 10. Bb2 Ba6 11. d3 c5 12. Ne2 Re8 13. Nf4 Bd6 14. Rc1 Rc8 15.
Bh3 Rc7 16. Bxd7 Rxd7 17. Bxf6 Qxf6 18. Nxd5 Qe6 19. Nf4 Bxf4 20. exf4 Rxd3 21.
Re1 Rxd1 22. Rcxd1 Qc8 0-1

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.28"]
[Round "9"]
[Board "11"]
[White "Acosta Morales, Juan Carlos"]
[Black "Valencia, Cristian Johan"]
[Result "1/2-1/2"]
[ECO "B95"]
[WhiteElo "1590"]
[BlackElo "1934"]
[PlyCount "15"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Bd3 Qb6 8. Nb3
 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.28"]
[Round "9"]
[Board "12"]
[White "Ruiz Agudelo, Santiago"]
[Black "Tjong Tjin Joe, Calvin"]
[Result "1/2-1/2"]
[ECO "B78"]
[WhiteElo "1726"]
[BlackElo "2042"]
[PlyCount "111"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2
Nc6 9. Bc4 Bd7 10. O-O-O Rc8 11. Bb3 Ne5 12. Kb1 Re8 13. h4 h5 14. g4 hxg4 15.
h5 Nxh5 16. Bh6 Kh7 17. Bxg7 Kxg7 18. Rdg1 Rh8 19. f4 Nc4 20. Bxc4 Rxc4 21.
Nde2 Nf6 22. e5 Nh5 23. exd6 Bc6 24. Rh4 Qxd6 25. Qxd6 exd6 26. Rhxg4 Nf6 27.
Rg5 Ne4 28. Nxe4 Rxe4 29. Ng3 Rc4 30. Nf5+ Kf6 31. Nxd6 Rxf4 32. Rc5 Rh1 33.
Ne8+ Ke7 34. Re5+ Kf8 35. Rxh1 Bxh1 36. Re1 Re4 37. Rxh1 Kxe8 38. Kc1 g5 39.
Kd2 Ke7 40. Kd3 Re6 41. Rf1 Re5 42. Kd4 Ke6 43. Rh1 g4 44. Rh4 Rg5 45. Ke4 g3
46. Rh1 f5+ 47. Kf3 Ke5 48. Re1+ Kf6 49. Rg1 g2 50. Rxg2 Rxg2 51. Kxg2 Ke5 52.
Kf3 f4 53. a4 b6 54. c3 Kd5 55. b3 Ke5 56. a5 1/2-1/2

[Event "XI Campeonato Sudamericano Sub20 Absoluto "COLOMBI"]
[Site "Barrancabermeja (Col)"]
[Date "2015.04.28"]
[Round "9"]
[Board "13"]
[White "Olarte Parra, Jhoan Sebastian"]
[Black "Navarro, Luis Eduardo"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "2025"]
[BlackElo "1655"]
[PlyCount "23"]
[EventDate "2015.04.22"]
[EventRounds "9"]
[EventCountry "COL"]

1. e4 c5 2. Nf3 d6 3. c4 Nf6 4. Nc3 e6 5. d4 cxd4 6. Nxd4 a6 7. Be3 Be7 8. Be2
O-O 9. O-O Qc7 10. Rc1 Bd7 11. Kh1 Nc6 12. Nd5 1-0

 

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