[Event "Cali Valle op"]
[White "Quinonez Garcia, Santiago"]
[Black "Chaverra, Bismark"]
[Site "Cali"]
[Round "6"]
[Result "1-0"]
[Date "2014.03.24"]
[ECO "C41"]
[WhiteElo "1932"]
[BlackElo "2109"]
[PlyCount "63"]
[EventDate "2014.03.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 e5 3. Nf3 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Bc4 0-0 7. 0-0 c5 8. Nde2 Nc6 9. Nf4 a6 10. a4 Rb8 11. Nfd5 Ne5 12. Be2 Nxd5 13. Nxd5 b5 14. f4 Nc6 15. f5 Bf6 16. axb5 axb5 17. c3 b4 18. Bf4 Ne5 19. Ba6 bxc3 20. bxc3 Bd7 21. h4 Bxh4 22. Bxe5 dxe5 23. f6 gxf6 24. Qh5 Bg5 25. Rad1 Kg7 26. Be2 Rb7 27. Bg4 Bxg4 28. Qxg4 h6 29. Nxf6 Qc8 30. Rf5 Rh8 31. Nh5+ Kh7 32. Rxg5 1-0

[Event "Cali Valle op"]
[White "Zuleta, Juan Carlos"]
[Black "Chaverra, Bismark"]
[Site "Cali"]
[Round "4"]
[Result "0-1"]
[Date "2014.03.23"]
[ECO "B06"]
[WhiteElo "1862"]
[BlackElo "2109"]
[PlyCount "98"]
[EventDate "2014.03.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 g6 2. Nc3 Bg7 3. f4 b6 4. Nf3 Bb7 5. d3 d6 6. g3 Nd7 7. Bg2 e6 8. 0-0 Ne7 9. Bd2 0-0 10. h3 h6 11. g4 f5 12. Nh4 Rb8 13. Qe2 Kh7 14. Rae1 Nc6 15. Nxg6 Kxg6 16. exf5+ exf5 17. gxf5+ Kh7 18. Qh5 Ne7 19. Bxb7 Rxb7 20. Kh2 Nf6 21. Qf3 d5 22. Rg1 c6 23. Re6 Nxf5 24. Qg2 Nd4 25. Re3 Rg8 26. Rg3 Bh8 27. Rxg8 Qxg8 28. Qf2 Qe8 29. f5 c5 30. Rg6 Qe5+ 31. Bf4 Qxf5 32. Rxh6+ Kg8 33. Kh1 Rh7 34. Rxh7 Kxh7 35. Qg3 Nh5 36. Qh4 Bf6 37. Qg4 Qxg4 38. hxg4 Nxf4 39. a4 Nf3 40. Nb5 a6 41. Nc7 Bxb2 42. Nxa6 Kg6 43. a5 bxa5 44. c4 dxc4 45. dxc4 Kg5 46. Nb4 cxb4 47. c5 Kxg4 48. c6 Kg3 49. c7 Nh3 0-1

[Event "Cali Valle op"]
[White "Chaverra, Bismark"]
[Black "Wagner, Alejandro"]
[Site "Cali"]
[Round "3"]
[Result "1-0"]
[Date "2014.03.22"]
[ECO "A00"]
[WhiteElo "2109"]
[PlyCount "91"]
[EventDate "2014.03.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 Nf6 3. d3 c6 4. b3 e5 5. Bb2 Bd6 6. Nd2 Bf5 7. e4 Bg4 8. f3 Bd7 9. Qe2 0-0 10. Nh3 Re8 11. Nf2 dxe4 12. dxe4 Na6 13. 0-0 Bc5 14. Kh1 Qc7 15. Rfd1 b5 16. Nd3 Bd6 17. a4 Nb4 18. Ne1 a5 19. Bc3 Rad8 20. Bf1 Bc5 21. Nd3 Nxd3 22. cxd3 b4 23. Bb2 Be6 24. Rac1 Bd4 25. Nc4 Bxc4 26. Rxc4 Qb6 27. Rdc1 Re6 28. Bh3 Red6 29. Bxd4 Rxd4 30. Rxc6 Qa7 31. Rc7 Qa6 32. Bf1 Qe6 33. Qc2 h5 34. Rc8 h4 35. Rxd8+ Rxd8 36. Qc4 Qe7 37. Qc5 Qe6 38. Rc4 hxg3 39. hxg3 Nh5 40. Kg2 Qg6 41. Qxe5 f6 42. Qe6+ Kh8 43. Qg4 Qh6 44. f4 g5 45. Be2 Ng7 46. Rc8 1-0

[Event "Cali Valle op"]
[White "Chaverra, Bismark"]
[Black "Villafane Sanchez, Fabio Andres"]
[Site "Cali"]
[Round "1"]
[Result "1-0"]
[Date "2014.03.21"]
[ECO "A36"]
[WhiteElo "2109"]
[PlyCount "73"]
[EventDate "2014.03.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. g3 g6 2. Bg2 Bg7 3. d3 d6 4. c4 Nf6 5. Nc3 0-0 6. e4 c5 7. Nge2 Nc6 8. 0-0 Bg4 9. f3 Bd7 10. a3 Qc8 11. Rb1 Bh3 12. b4 Bxg2 13. Kxg2 cxb4 14. axb4 Nd7 15. Bg5 h6 16. Be3 Nf6 17. Qd2 Kh7 18. Nd5 Nxd5 19. cxd5 Ne5 20. Rbc1 Qd8 21. d4 Nd7 22. f4 Nf6 23. Qd3 Qd7 24. Nc3 Rfc8 25. f5 Rc7 26. Ne2 Rac8 27. Rxc7 Rxc7 28. fxg6+ fxg6 29. Nf4 Qc8 30. e5 Rc2+ 31. Kg1 Qc3 32. Qxg6+ Kh8 33. Bf2 Rxf2 34. Rxf2 Qe1+ 35. Kg2 Ne4 36. Re2 Qxb4 37. Qxe4 1-0

[Event "COL-ch sf "]
[White "Chaverra, Bismark"]
[Black "Otalora Pacheco, Carlos Eduardo"]
[Site "Medellin"]
[Round "11"]
[Result "1-0"]
[Date "2010.06.13"]
[ECO "A14"]
[WhiteElo "2138"]
[BlackElo "2072"]
[PlyCount "83"]
[EventDate "2010.06.05"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. d3 d5 2. g3 Nf6 3. Bg2 e6 4. b3 Be7 5. Bb2 0-0 6. Nd2 c5 7. c4 b6 8. Ngf3 Bb7 9. 0-0 Nbd7 10. e3 Qc7 11. Rc1 Rac8 12. a3 Qb8 13. Rc2 a6 14. Qa1 Rfd8 15. h3 Ne8 16. cxd5 Bxd5 17. e4 Ba8 18. d4 Ndf6 19. Re1 b5 20. e5 Nd5 21. dxc5 Bxc5 22. Ne4 Bf8 23. Rxc8 Rxc8 24. b4 Nb6 25. Bd4 Na4 26. h4 Be7 27. Qb1 h6 28. Nfd2 Bd5 29. Nb3 Bxb3 30. Qxb3 Qc7 31. Qe3 Qc4 32. Bf1 Qd5 33. Bg2 Qc4 34. Bf1 Qd5 35. Be2 Rd8 36. Rd1 Qa2 37. Kh2 Rc8 38. Bd3 Qd5 39. Qf4 Qc6 40. Rg1 Rd8 41. Nf6+ gxf6 42. Qxh6 1-0

[Event "COL-ch sf "]
[White "Ramirez, Jaime Orlando"]
[Black "Chaverra, Bismark"]
[Site "Medellin"]
[Round "10"]
[Result "1/2-1/2"]
[Date "2010.06.12"]
[ECO "B00"]
[WhiteElo "1951"]
[BlackElo "2138"]
[PlyCount "58"]
[EventDate "2010.06.05"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 b6 3. Nc3 Bb7 4. Bd3 g6 5. Nf3 Bg7 6. Bg5 Ne7 7. Qd2 h6 8. Be3 d6 9. 0-0-0 Nd7 10. Rhe1 a6 11. Kb1 c6 12. Bf4 e5 13. dxe5 dxe5 14. Bg3 b5 15. Bf1 Qc7 16. Qd6 Qxd6 17. Rxd6 f6 18. Rdd1 Nc5 19. Nd2 Rd8 20. Nb3 Nxb3 21. axb3 Kf7 22. f3 Ke6 23. Bf2 Nc8 24. Bc5 Rxd1+ 25. Rxd1 Bf8 26. Rd8 Bg7 27. Rd1 Bf8 28. Rd8 Bg7 29. Rd1 Bf8 1/2-1/2

[Event "COL-ch sf "]
[White "Chaverra, Bismark"]
[Black "Barros, Raul"]
[Site "Medellin"]
[Round "9"]
[Result "1/2-1/2"]
[Date "2010.06.11"]
[ECO "A01"]
[WhiteElo "2138"]
[BlackElo "2034"]
[PlyCount "126"]
[EventDate "2010.06.05"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Bf5 3. d3 Nd7 4. g3 Ngf6 5. Bg2 e6 6. Nd2 c6 7. e3 Bc5 8. h3 h6 9. Ngf3 Qc7 10. Qe2 Bh7 11. a3 b5 12. c4 bxc4 13. bxc4 0-0 14. 0-0 Rab8 15. Bc3 Bb6 16. Rfc1 Qb7 17. Ne5 Bd8 18. Ndf3 Be7 19. d4 Qa6 20. Bf1 Nxe5 21. Nxe5 Qb7 22. c5 Nd7 23. Nd3 Bf6 24. f4 Be7 25. Nb4 Rfc8 26. Na6 Ra8 27. Qd1 Nb8 28. Nb4 Qd7 29. Qa4 g5 30. Ra2 Be4 31. Qd1 Qe8 32. Rf2 f5 33. Be2 Qf7 34. Kh2 Bf6 35. Bh5 Qg7 36. Qa4 Kh7 37. Rg1 Qc7 38. Be2 a5 39. Nd3 Nd7 40. Ne1 Nxc5 41. Qd1 Nd7 42. Bd3 Rg8 43. Qd2 Rg7 44. Nf3 a4 45. Bb4 Nb6 46. Qc3 Bxd3 47. Qxd3 g4 48. Ne5 Bxe5 49. fxe5 Nc4 50. h4 Qc8 51. Rc1 Qa6 52. Rf4 h5 53. Rf2 Rb8 54. Qc3 Qb7 55. Re2 Qb5 56. Rcc2 Rgg8 57. Rf2 Qb7 58. Rce2 Qd7 59. Qc2 Qa7 60. Bc5 Qa6 61. Rxf5 exf5 62. Qxf5+ Kh6 63. Qf6+ Kh7 1/2-1/2

[Event "COL-ch sf "]
[White "Chaverra, Bismark"]
[Black "De la Roche, Joaquin"]
[Site "Medellin"]
[Round "7"]
[Result "0-1"]
[Date "2010.06.09"]
[ECO "B50"]
[WhiteElo "2138"]
[PlyCount "68"]
[EventDate "2010.06.05"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nc6 5. d4 g6 6. d5 Nb8 7. 0-0 Bg7 8. Nfd2 0-0 9. c4 e6 10. Nc3 exd5 11. cxd5 Re8 12. f3 Nbd7 13. a4 b6 14. Bb5 Bb7 15. Nc4 Qc7 16. Bf4 Bf8 17. Bxd7 Qxd7 18. Nb5 Ba6 19. Qb3 Bxb5 20. axb5 Nh5 21. Bd2 Bg7 22. Rae1 Rad8 23. g4 Bd4+ 24. Kg2 Ng7 25. Bf4 Qe7 26. Re2 f5 27. e5 dxe5 28. Nxe5 Bxe5 29. Rxe5 Qf7 30. Rd1 fxg4 31. Bg5 Rxe5 32. Bxd8 Nf5 33. Rd3 Nd4 34. Qd1 gxf3+ 0-1

[Event "COL-ch sf "]
[White "Garcia Alarcon, Alvaro"]
[Black "Chaverra, Bismark"]
[Site "Medellin"]
[Round "6"]
[Result "1-0"]
[Date "2010.06.08"]
[ECO "A42"]
[WhiteElo "2233"]
[BlackElo "2138"]
[PlyCount "55"]
[EventDate "2010.06.05"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. d4 d6 2. c4 g6 3. Nc3 Bg7 4. e4 Nd7 5. Nf3 e5 6. Be2 Nh6 7. h3 0-0 8. d5 f5 9. Bg5 Nf6 10. Qd2 Nf7 11. exf5 gxf5 12. g4 c6 13. 0-0-0 Qa5 14. Rdg1 e4 15. gxf5 Kh8 16. Bxf6 Bxf6 17. Nd4 cxd5 18. Ne6 Bxe6 19. fxe6 Ne5 20. Qxd5 Nxc4 21. Qxa5 Nxa5 22. Nxe4 Rae8 23. Bg4 Nc4 24. b3 Ne5 25. Nxd6 Rd8 26. Rd1 Bg5+ 27. Kb1 Rxf2 28. Ne4 1-0

[Event "COL-ch sf "]
[White "Chaverra, Bismark"]
[Black "Martinez, Mauricio"]
[Site "Medellin"]
[Round "5"]
[Result "1-0"]
[Date "2010.06.07"]
[ECO "C54"]
[WhiteElo "2138"]
[BlackElo "2018"]
[PlyCount "57"]
[EventDate "2010.06.05"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. Nf3 Nc6 5. 0-0 h6 6. c3 d6 7. b4 Bb6 8. a4 a5 9. b5 Ne7 10. Nbd2 Ng6 11. d4 Bg4 12. Qb3 0-0 13. Re1 Nd7 14. h3 Bxf3 15. Nxf3 Nh4 16. Be3 Nxf3+ 17. gxf3 Qf6 18. Qd1 Qh4 19. Kh2 Kh8 20. Rg1 Rae8 21. Rg4 Qe7 22. Qg1 f5 23. exf5 Rxf5 24. Bxh6 Nf6 25. Rxg7 exd4 26. Re1 Re5 27. Rxe7 R8xe7 28. Rxe5 dxe5 29. Qg5 1-0

[Event "COL-ch sf "]
[White "Remicio Duque, John H"]
[Black "Chaverra, Bismark"]
[Site "Medellin"]
[Round "4"]
[Result "1-0"]
[Date "2010.06.07"]
[ECO "A40"]
[WhiteElo "2097"]
[BlackElo "2138"]
[PlyCount "73"]
[EventDate "2010.06.05"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. d4 b6 2. Bf4 Bb7 3. e3 g6 4. Nf3 Bg7 5. Nbd2 d6 6. c3 Nd7 7. Be2 e5 8. dxe5 dxe5 9. Bg3 Qe7 10. 0-0 Ngf6 11. Qa4 0-0 12. Rad1 a6 13. Rfe1 h6 14. h3 c5 15. e4 b5 16. Qc2 c4 17. b3 cxb3 18. axb3 Nh5 19. Bh2 Rfc8 20. c4 Nf4 21. Bf1 b4 22. Bxf4 exf4 23. Bd3 Bc3 24. Re2 Nc5 25. e5 Nxd3 26. Qxd3 Rd8 27. Qc2 Qd7 28. e6 Qc7 29. Ne4 Rxd1+ 30. Qxd1 fxe6 31. Nxc3 bxc3 32. Qd3 Bxf3 33. Qxf3 Rd8 34. Qxc3 Rd1+ 35. Re1 Rxe1+ 36. Qxe1 Kf7 37. Qc3 1-0

[Event "COL-ch sf "]
[White "Chaverra, Bismark"]
[Black "Martinez Arroyo, Luis Alberto"]
[Site "Medellin"]
[Round "1"]
[Result "0-1"]
[Date "2010.06.05"]
[ECO "A36"]
[WhiteElo "2138"]
[BlackElo "1618"]
[PlyCount "58"]
[EventDate "2010.06.05"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. e4 c5 2. c4 Nc6 3. Nc3 e6 4. g3 g6 5. Bg2 Bg7 6. Nge2 Nge7 7. 0-0 0-0 8. a3 a6 9. Rb1 Nd4 10. b4 d6 11. Nxd4 cxd4 12. Ne2 Qc7 13. d3 Bd7 14. Bb2 e5 15. f4 f5 16. Rc1 fxe4 17. dxe4 Bg4 18. Rc2 a5 19. Qd3 axb4 20. axb4 Nc6 21. c5 Be6 22. Ba3 Ra4 23. f5 Bf7 24. b5 Qa5 25. fxg6 hxg6 26. bxc6 Rxa3 27. cxd6 Rxd3 28. c7 Be6 29. Rxf8+ Bxf8 0-1

[Event "Cali Deptal Valle"]
[White "Chaverra, Bismark"]
[Black "Escobar Barona, Juan Fernando"]
[Site "Cali"]
[Round "8"]
[Result "1-0"]
[Date "2010.05.17"]
[ECO "B50"]
[WhiteElo "2138"]
[BlackElo "2020"]
[PlyCount "77"]
[EventDate "2010.05.14"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nc6 5. d3 g6 6. 0-0 Bg7 7. Re1 0-0 8. Nbd2 a6 9. h3 b5 10. Nf1 b4 11. g4 bxc3 12. bxc3 Nd7 13. Qc2 Rb8 14. Ng3 Nb4 15. Qd2 d5 16. Rb1 dxe4 17. dxe4 Nc6 18. Rxb8 Ncxb8 19. Qc2 Nc6 20. Be3 Qa5 21. Rc1 Bb7 22. Nd2 Qc7 23. f4 Bh6 24. Rf1 e6 25. Kh2 Ne7 26. Nc4 f5 27. gxf5 exf5 28. e5 Nd5 29. Bd2 Bg7 30. Bf3 N5b6 31. Nxb6 Qxb6 32. Bxb7 Qxb7 33. Rb1 Kh8 34. Qb3 Rb8 35. Be3 Qc6 36. Qa3 Bf8 37. Qxa6 Qf3 38. Rb6 Nxb6 39. c4 1-0

[Event "Cali Deptal Valle"]
[White "Chaverra, Bismark"]
[Black "Mayorquin, Nicolas"]
[Site "Cali"]
[Round "6"]
[Result "1/2-1/2"]
[Date "2010.05.16"]
[ECO "E90"]
[WhiteElo "2138"]
[BlackElo "1848"]
[PlyCount "60"]
[EventDate "2010.05.14"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d6 3. c4 g6 4. Nc3 Bg7 5. e4 0-0 6. h3 Nbd7 7. Be3 e5 8. d5 b6 9. g4 Nc5 10. Nd2 a5 11. Qc2 Bd7 12. Be2 Qe7 13. 0-0-0 a4 14. g5 Nh5 15. Bxh5 gxh5 16. Rdg1 a3 17. b3 Kh8 18. Bxc5 bxc5 19. Qd1 h4 20. Qh5 Be8 21. Nf3 f5 22. g6 h6 23. Nxh4 fxe4 24. Nxe4 Rf4 25. Nf5 Qf8 26. Nxg7 Kxg7 27. Rg4 Rxg4 28. Qxg4 Qf4+ 29. Nd2 Qxg4 30. hxg4 Bxg6 1/2-1/2

[Event "Cali Deptal Valle"]
[White "Ospina Loaiza, Jhonny"]
[Black "Chaverra, Bismark"]
[Site "Cali"]
[Round "5"]
[Result "1-0"]
[Date "2010.05.16"]
[ECO "C41"]
[WhiteElo "2007"]
[BlackElo "2138"]
[PlyCount "61"]
[EventDate "2010.05.14"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Bg5 e5 5. Nf3 Be7 6. Qd2 c6 7. 0-0-0 h6 8. Bh4 Qa5 9. Kb1 b5 10. Bd3 b4 11. Ne2 Rb8 12. Rhg1 g5 13. Bg3 Nh5 14. dxe5 dxe5 15. Bc4 Nxg3 16. hxg3 Nf8 17. Nc1 Ne6 18. Nd3 f6 19. Qe2 Ng7 20. Nd2 Ba6 21. Nb3 Qb6 22. Nxe5 Bxc4 23. Nxc4 Qc7 24. e5 f5 25. Nd6+ Kf8 26. Nc5 Rd8 27. Ncb7 Rb8 28. Nc5 Rd8 29. Qd3 Kg8 30. Qc4+ Kh7 31. Ne6 1-0

[Event "Cali Deptal Valle"]
[White "Chaverra, Bismark"]
[Black "Beltran, Carlos Armando"]
[Site "Cali"]
[Round "4"]
[Result "0-1"]
[Date "2010.05.15"]
[ECO "A36"]
[WhiteElo "2138"]
[BlackElo "2210"]
[PlyCount "96"]
[EventDate "2010.05.14"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 g6 2. g3 Bg7 3. Bg2 c5 4. c4 Nc6 5. Ne2 e6 6. Nbc3 Nge7 7. 0-0 0-0 8. d3 a6 9. a3 d6 10. Rb1 Nd4 11. b4 Nxe2+ 12. Nxe2 Nc6 13. Be3 Nd4 14. f4 Ra7 15. bxc5 dxc5 16. e5 b5 17. Nxd4 cxd4 18. Bf2 Bb7 19. cxb5 Bxg2 20. Kxg2 axb5 21. Rxb5 Rxa3 22. Qf3 Qa8 23. Rd1 Qa4 24. Rc5 Rb8 25. Rc4 Rb4 26. Rdc1 Ra2 27. Kh3 Bf8 28. Bxd4 Qa3 29. Qd1 Rb3 30. R4c3 Rxc3 31. Bxc3 Qa8 32. Qf1 h5 33. Ra1 Rxa1 34. Bxa1 Qd5 35. d4 Bb4 36. Qg2 Qc4 37. Bb2 Qd3 38. Qf2 Qe4 39. Qf1 Be1 40. Ba3 Qe3 41. Qa6 Qf3 42. Be7 Bxg3 43. Qa3 Qg4+ 44. Kg2 Bh4+ 45. Kh1 Qd1+ 46. Kg2 Qe2+ 47. Kg1 Bf2+ 48. Kg2 Bxd4+ 0-1

[Event "Cali Deptal Valle"]
[White "Renteria, Alejandro"]
[Black "Chaverra, Bismark"]
[Site "Cali"]
[Round "3"]
[Result "0-1"]
[Date "2010.05.15"]
[ECO "B07"]
[WhiteElo "1697"]
[BlackElo "2138"]
[PlyCount "38"]
[EventDate "2010.05.14"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Bd3 e5 5. d5 Be7 6. f3 c6 7. Be3 0-0 8. Qd2 cxd5 9. exd5 Nb6 10. 0-0-0 Ne8 11. g4 f5 12. gxf5 Bxf5 13. Bxf5 Rxf5 14. Nge2 Rxf3 15. Rhg1 Nc4 16. Qd3 Rc8 17. Rg3 Rxe3 18. Rxe3 Qb6 19. Qf5 Qxb2# 0-1

[Event "Yumbo Mayor qual"]
[White "Chaverra, Bismark"]
[Black "Rios Gomez, Cristhian Camilo"]
[Site "Yumbo"]
[Round "6"]
[Result "0-1"]
[Date "2009.03.08"]
[ECO "A45"]
[WhiteElo "2203"]
[BlackElo "2176"]
[PlyCount "86"]
[EventDate "2009.03.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. d5 Qa5+ 5. c3 d6 6. f3 Nf6 7. e4 g6 8. Qd2 Bg7 9. Na3 0-0 10. g4 Re8 11. 0-0-0 a6 12. Kb1 b5 13. Nc2 Nbd7 14. h4 Nb6 15. h5 Na4 16. Ne2 Qb6 17. hxg6 fxg6 18. e5 dxe5 19. Bxe5 Rd8 20. d6 Bb7 21. Bh3 Bxf3 22. g5 Ng4 23. Bxg4 Bxg4 24. Qf4 exd6 25. Bxg7 Bxe2 26. Rde1 Re8 27. Nd4 Bd3+ 28. Kc1 Qb7 29. Bf6 cxd4 30. Bxd4 Rxe1+ 31. Rxe1 Qf7 32. Qxd6 Qxa2 33. Kd2 Nxb2 34. Qd7 Nc4+ 35. Kxd3 Qd2+ 36. Ke4 Qxe1+ 37. Kd5 Nb6+ 38. Bxb6 Qd1+ 39. Bd4 Qb3+ 40. Kc5 Qc4+ 41. Kb6 Qf7 42. Qd6 Re8 43. Kxa6 Re6 0-1

[Event "Yumbo Mayor qual"]
[White "Plazas, Alfonso"]
[Black "Chaverra, Bismark"]
[Site "Yumbo"]
[Round "7"]
[Result "1-0"]
[Date "2009.03.08"]
[ECO "C42"]
[WhiteElo "2025"]
[BlackElo "2203"]
[PlyCount "13"]
[EventDate "2009.03.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 d6 2. Nc3 Nf6 3. Bc4 e5 4. Nf3 Nbd7 5. Ng5 Nb6 6. Bxf7+ Ke7 7. Bb3 1-0

[Event "Yumbo Mayor qual"]
[White "Chaverra, Bismark"]
[Black "Dominguez, Oscar Alberto"]
[Site "Yumbo"]
[Round "4"]
[Result "1-0"]
[Date "2009.03.07"]
[ECO "A05"]
[WhiteElo "2203"]
[BlackElo "1720"]
[PlyCount "101"]
[EventDate "2009.03.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 d5 5. Bg2 0-0 6. d3 c5 7. 0-0 Nc6 8. c4 d4 9. Na3 e5 10. Nc2 Bf5 11. a3 a5 12. Nh4 Be6 13. Rb1 Rb8 14. Bc1 Qd6 15. Bd2 b5 16. Bxc6 Qxc6 17. Bxa5 Bh3 18. f3 Bxf1 19. Qxf1 Nh5 20. Bd2 f5 21. cxb5 Rxb5 22. a4 Rb7 23. Qc1 e4 24. Na3 e3 25. Be1 g5 26. Ng2 f4 27. g4 Nf6 28. h3 h5 29. Qc4+ Kh8 30. Rc1 hxg4 31. hxg4 Rc8 32. Nb5 Nd5 33. Ba5 Be5 34. b4 Qe6 35. bxc5 Rh7 36. Be1 Qh6 37. Nh4 Nb6 38. Qb4 gxh4 39. Nxd4 Nd5 40. Qc4 Bxd4 41. Qxd4+ Nf6 42. Bc3 Rf7 43. a5 Qg5 44. Bb2 Kh7 45. Kh2 Qd5 46. Qxf4 Nd7 47. Qxe3 Rxc5 48. Qe8 Rxc1 49. Qh8+ Kg6 50. Qg8+ Kh6 51. Bxc1+ 1-0

[Event "Yumbo Mayor qual"]
[White "Vacca, Leonardo"]
[Black "Chaverra, Bismark"]
[Site "Yumbo"]
[Round "5"]
[Result "1/2-1/2"]
[Date "2009.03.07"]
[ECO "B06"]
[WhiteElo "1958"]
[BlackElo "2203"]
[PlyCount "98"]
[EventDate "2009.03.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. a4 d5 5. e5 h5 6. Bd3 Nh6 7. Nce2 Na6 8. c3 Nc7 9. Qc2 Bf5 10. Bxh6 Bxd3 11. Qxd3 Bxh6 12. h4 Ne6 13. a5 b5 14. Nh3 Qd7 15. b4 0-0-0 16. f4 Ng7 17. 0-0 Qg4 18. Nf2 Qf5 19. Qf3 Ne6 20. g3 a6 21. Nd1 Nc7 22. Rc1 Kb7 23. Nb2 Qd7 24. Nd3 Ka7 25. Rce1 e6 26. Nec1 Bf8 27. Nb3 Qe8 28. Re2 Be7 29. Kf2 Qd7 30. Ke1 Qe8 31. Kd1 Qd7 32. Kc2 Ne8 33. f5 gxf5 34. Nf4 Ng7 35. Nc1 Qe8 36. Ncd3 Kb7 37. Rh1 Qd7 38. Nh3 Ka7 39. Ndf4 Rdf8 40. Qe3 Rc8 41. Kb3 Bf8 42. Reh2 Kb7 43. Ng5 Rc7 44. Qe2 Qe8 45. Rf1 Be7 46. Nf3 Qf8 47. Ne1 Qe8 48. Ned3 Rc8 49. Qd2 Ka7 1/2-1/2

[Event "Yumbo Mayor qual"]
[White "Guelgua, Alvaro"]
[Black "Chaverra, Bismark"]
[Site "Yumbo"]
[Round "3"]
[Result "1/2-1/2"]
[Date "2009.03.06"]
[ECO "C41"]
[WhiteElo "1990"]
[BlackElo "2203"]
[PlyCount "31"]
[EventDate "2009.03.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. dxe5 dxe5 6. Bc4 Be7 7. 0-0 0-0 8. Qe2 c6 9. a4 b6 10. Rd1 Qc7 11. h3 Nc5 12. b4 Ne6 13. b5 Bb4 14. Na2 cxb5 15. axb5 Bc5 16. Bd5 1/2-1/2

[Event "Bogota IRT Fecodaz los Reyes"]
[White "Moreno, Julian David"]
[Black "Chaverra, Bismark"]
[Site "Bogota"]
[Round "3.4"]
[Result "0-1"]
[Date "2009.02.28"]
[ECO "A37"]
[BlackElo "2203"]
[PlyCount "108"]
[EventDate "2009.02.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 g6 3. g3 Bg7 4. Bg2 d6 5. Nc3 Nc6 6. 0-0 e5 7. e4 Nge7 8. d3 0-0 9. h3 a6 10. a3 Rb8 11. b3 Nd4 12. Nxd4 cxd4 13. Ne2 f5 14. f3 b5 15. Bd2 fxe4 16. fxe4 Rxf1+ 17. Qxf1 Nc6 18. Qc1 Bd7 19. Kh2 Na5 20. Bxa5 Qxa5 21. h4 Rc8 22. Bh3 Bxh3 23. Kxh3 bxc4 24. bxc4 Rf8 25. Kg2 Qc7 26. Ng1 Qf7 27. Qc2 Bh6 28. Qe2 Qd7 29. Rf1 Rb8 30. Qa2 Kg7 31. Nh3 Be3 32. Ng5 Bxg5 33. hxg5 Qe7 34. Qd2 Rb3 35. Ra1 a5 36. Ra2 a4 37. Kh3 Qe6+ 38. Kh4 Rb8 39. Qg2 h5 40. gxh6+ Kxh6 41. g4 g5+ 42. Kg3 Kg7 43. Rb2 Rxb2 44. Qxb2 Qf6 45. Qf2 Qf4+ 46. Qxf4 gxf4+ 47. Kh4 Kg6 48. g5 f3 49. Kg3 Kxg5 50. Kxf3 Kh4 51. Kg2 Kg4 52. Kf2 Kf4 53. Ke2 Kg3 54. Ke1 Kf3 0-1

[Event "Bogota IRT Fecodaz los Reyes"]
[White "Chaverra, Bismark"]
[Black "Paez Colmenares, Adolfo"]
[Site "Bogota"]
[Round "2.7"]
[Result "1/2-1/2"]
[Date "2009.02.27"]
[ECO "A22"]
[WhiteElo "2203"]
[PlyCount "83"]
[EventDate "2009.02.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Be6 6. a3 Be7 7. d3 Nc6 8. Nf3 Nxc3 9. bxc3 0-0 10. 0-0 Qc8 11. Re1 Bh3 12. Bh1 f6 13. Rb1 Rb8 14. Nd2 Qd7 15. Qa4 Rfd8 16. Nb3 Be6 17. c4 Bg4 18. Be3 Nd4 19. Qxd7 Rxd7 20. Bxd4 exd4 21. Bd5+ Kh8 22. Nxd4 c5 23. Nc6 Re8 24. Nxa7 g5 25. Rxb7 Rxb7 26. Bxb7 Rb8 27. Bd5 Rb2 28. f3 Bh3 29. Kf2 h5 30. Nb5 f5 31. Ra1 f4 32. a4 Bf6 33. a5 Rxb5 34. cxb5 Bxa1 35. gxf4 gxf4 36. b6 Bd4+ 37. Ke1 Bc3+ 38. Kd1 Bxa5 39. b7 Bc7 40. Kc2 Bd7 41. Kc3 Bb5 42. Bf7 1/2-1/2

[Event "Benidorm op U2300 02nd"]
[White "Banos, Oscar Francisco"]
[Black "Chaverra, Bismark"]
[Site "Benidorm"]
[Round "6.17"]
[Result "1-0"]
[Date "2002.??.??"]
[ECO "B10"]
[WhiteElo "2284"]
[BlackElo "2178"]
[PlyCount "43"]
[EventDate "2002.11.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 091 Extra"]
[Source "ChessBase"]
[SourceDate "2003.01.09"]
[SourceVersion "1"]
[SourceVersionDate "2003.01.09"]
[SourceQuality "1"]

1. e4 c6 2. d3 g6 3. g3 Bg7 4. Bg2 d5 5. Nd2 e5 6. Ngf3 Nh6 7. 0-0 0-0 8. Re1 d4 9. Nc4 f6 10. a4 Be6 11. Bd2 Nf7 12. c3 c5 13. b4 b6 14. a5 b5 15. Nb2 Na6 16. bxc5 Nxc5 17. cxd4 exd4 18. Bb4 Nb3 19. Ra3 Re8 20. Rxb3 Bxb3 21. Qxb3 Kh8 22. Qxf7 1-0

[Event "Benidorm op U2300 02nd"]
[White "Carbonell Bofill, Carlos Eloy"]
[Black "Chaverra, Bismark"]
[Site "Benidorm"]
[Round "4.12"]
[Result "1-0"]
[Date "2002.??.??"]
[ECO "A04"]
[WhiteElo "2278"]
[BlackElo "2178"]
[PlyCount "25"]
[EventDate "2002.11.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 091 Extra"]
[Source "ChessBase"]
[SourceDate "2003.01.09"]
[SourceVersion "1"]
[SourceVersionDate "2003.01.09"]
[SourceQuality "1"]

1. Nf3 f5 2. e4 fxe4 3. Ng5 Nf6 4. d3 e3 5. Bxe3 e5 6. d4 e4 7. Nxe4 d5 8. Nxf6+ Qxf6 9. Qh5+ g6 10. Qxd5 Nc6 11. Bb5 Bd7 12. Bg5 Qg7 13. 0-0 1-0

[Event "Benidorm op U2300 02nd"]
[White "Chaverra, Bismark"]
[Black "Rocabert Andreu, Guillem A"]
[Site "Benidorm"]
[Round "3.20"]
[Result "1/2-1/2"]
[Date "2002.??.??"]
[ECO "B04"]
[WhiteElo "2178"]
[BlackElo "2234"]
[PlyCount "50"]
[EventDate "2002.11.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 091 Extra"]
[Source "ChessBase"]
[SourceDate "2003.01.09"]
[SourceVersion "1"]
[SourceVersionDate "2003.01.09"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6 cxd6 6. Nc3 g6 7. h3 Bg7 8. Nf3 0-0 9. b3 Nc6 10. Bb2 e5 11. d5 Nd4 12. Be2 Nxf3+ 13. Bxf3 f5 14. Qd2 Bd7 15. 0-0 Qh4 16. Kh2 Rae8 17. g3 Qe7 18. a4 e4 19. Rfe1 h5 20. Nb5 Bxb5 21. axb5 Nc8 22. Bg2 h4 23. Bxg7 hxg3+ 24. fxg3 Qxg7 25. Ra2 Re5 1/2-1/2

[Event "Benidorm op U2300 02nd"]
[White "Fenollar Jorda, Manuel"]
[Black "Chaverra, Bismark"]
[Site "Benidorm"]
[Round "8.19"]
[Result "1-0"]
[Date "2002.??.??"]
[ECO "B06"]
[WhiteElo "2235"]
[BlackElo "2178"]
[PlyCount "47"]
[EventDate "2002.11.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 091 Extra"]
[Source "ChessBase"]
[SourceDate "2003.01.09"]
[SourceVersion "1"]
[SourceVersionDate "2003.01.09"]
[SourceQuality "1"]

1. e4 g6 2. d4 c6 3. Nc3 Bg7 4. Be3 d6 5. Qd2 b5 6. f3 Nd7 7. Nh3 Ngf6 8. Bh6 0-0 9. Nf2 b4 10. Ne2 c5 11. h4 cxd4 12. Nxd4 Qb6 13. Bxg7 Kxg7 14. h5 Nc5 15. 0-0-0 Rg8 16. hxg6 fxg6 17. Bc4 e6 18. Qh6+ Kf7 19. Nh3 Rg7 20. Ng5+ Kg8 21. Ngxe6 Nxe6 22. Nxe6 Bxe6 23. Bxe6+ Kh8 24. Qf4 1-0

[Event "Benidorm op U2300 02nd"]
[White "Mancebo Ibanez, Fernando"]
[Black "Chaverra, Bismark"]
[Site "Benidorm"]
[Round "2.12"]
[Result "1/2-1/2"]
[Date "2002.??.??"]
[ECO "D27"]
[WhiteElo "2258"]
[BlackElo "2178"]
[PlyCount "72"]
[EventDate "2002.11.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 091 Extra"]
[Source "ChessBase"]
[SourceDate "2003.01.09"]
[SourceVersion "1"]
[SourceVersionDate "2003.01.09"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 dxc4 4. e3 a6 5. a4 e6 6. Bxc4 c5 7. 0-0 Nc6 8. Qe2 Qb6 9. Rd1 cxd4 10. exd4 Be7 11. Nc3 0-0 12. Be3 Ng4 13. Bf4 Re8 14. h3 Nf6 15. Be3 Qa5 16. Rac1 Nb4 17. Ne5 Nbd5 18. Bd2 Bb4 19. Qf3 Rf8 20. Nxd5 exd5 21. Bxb4 Qxb4 22. Bb3 Be6 23. Qc3 Qb6 24. a5 Qb5 25. Bc2 Rac8 26. Qa3 Qe2 27. Bd3 Qh5 28. Bf1 Qg5 29. Qe3 Qxe3 30. fxe3 Ne4 31. Be2 Nd6 32. b3 Bf5 33. Bd3 Bxd3 34. Nxd3 Ne4 35. Nc5 Nd6 36. Kf2 Rfe8 1/2-1/2

[Event "World Amateur-ch 6th"]
[White "Chaverra, Bismark"]
[Black "Zamarbide Inarrea, Borja"]
[Site "Pamplona"]
[Round "10"]
[Result "1-0"]
[Date "2001.01.06"]
[ECO "A57"]
[PlyCount "37"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 079 Extra"]
[Source "ChessBase"]
[SourceDate "2001.01.11"]
[SourceVersion "2"]
[SourceVersionDate "2001.01.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Qc2 bxc4 5. e4 Ba6 6. Na3 c3 7. Nc4 cxb2 8. Bxb2 Bxc4 9. Bxc4 d6 10. f4 Qd7 11. Nf3 g6 12. 0-0 Rg8 13. e5 dxe5 14. fxe5 Nxd5 15. e6 fxe6 16. Ne5 Qb7 17. Qa4+ Kd8 18. Nf7+ Kc8 19. Qe8+ 1-0

[Event "World Amateur-ch 6th"]
[White "Chaverra, Bismark"]
[Black "Ojer Lora, Iker"]
[Site "Pamplona"]
[Round "9"]
[Result "1/2-1/2"]
[Date "2001.01.05"]
[ECO "D03"]
[PlyCount "45"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 079 Extra"]
[Source "ChessBase"]
[SourceDate "2001.01.11"]
[SourceVersion "2"]
[SourceVersionDate "2001.01.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. e3 d5 5. Bd3 0-0 6. Nbd2 Nc6 7. c3 Re8 8. 0-0 a6 9. b4 Na7 10. c4 b6 11. Ne5 c5 12. dxc5 bxc5 13. b5 axb5 14. cxd5 Nxd5 15. Ndf3 Bb7 16. Bh4 Nc3 17. Qc2 Qa5 18. Nxf7 Bxf3 19. Bxg6 hxg6 20. Qxg6 Be4 21. Nh6+ Kh8 22. Nf7+ Kg8 23. Nh6+ 1/2-1/2

[Event "World Amateur-ch 6th"]
[White "Delgado Montanes, Jose Antonio"]
[Black "Chaverra, Bismark"]
[Site "Pamplona"]
[Round "8"]
[Result "0-1"]
[Date "2001.01.04"]
[ECO "E12"]
[PlyCount "84"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 079 Extra"]
[Source "ChessBase"]
[SourceDate "2001.01.11"]
[SourceVersion "2"]
[SourceVersionDate "2001.01.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 b6 3. c4 e6 4. a3 Bb7 5. Nc3 d5 6. cxd5 exd5 7. Bg5 Be7 8. e3 0-0 9. Be2 Nbd7 10. 0-0 Ne4 11. Bxe7 Qxe7 12. Qb3 Ndf6 13. Rad1 Rfd8 14. Nd2 Nxc3 15. Qxc3 c5 16. Nf3 Ne4 17. Qc2 Rac8 18. Qb1 c4 19. Rc1 b5 20. Rc2 a5 21. Nd2 Nd6 22. Rfc1 b4 23. axb4 axb4 24. Rf1 Ra8 25. Bf3 f5 26. g3 Ra6 27. Qd1 Ra2 28. Nb1 Rda8 29. Re1 Ne4 30. Bxe4 fxe4 31. Rd2 Rf8 32. Rc2 Bc6 33. Rd2 Bd7 34. Qe2 Qg5 35. Rc1 Be6 36. Qe1 Ra6 37. Rdc2 Rb6 38. Nd2 Qh5 39. Ra1 Bg4 40. Qf1 Rh6 41. Qg2 Bh3 42. Qh1 Qe2 0-1

[Event "World Amateur-ch 6th"]
[White "Chaverra, Bismark"]
[Black "Fuster Garcia, Luis Miguel"]
[Site "Pamplona"]
[Round "7"]
[Result "1-0"]
[Date "2001.01.03"]
[ECO "A69"]
[BlackElo "2201"]
[PlyCount "63"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 079 Extra"]
[Source "ChessBase"]
[SourceDate "2001.01.11"]
[SourceVersion "2"]
[SourceVersionDate "2001.01.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 Re8 10. e5 dxe5 11. fxe5 Ng4 12. Bg5 Qb6 13. 0-0 Nxe5 14. Qd2 Bf5 15. d6 c4+ 16. Kh1 Nd3 17. Bxd3 cxd3 18. Nh4 Be6 19. Qxd3 Nd7 20. Nd5 Qa5 21. Ne7+ Kh8 22. Bd2 Qh5 23. Nf3 Ne5 24. Nxe5 Bxe5 25. Bf4 Rad8 26. Rae1 Bf6 27. Qa3 a6 28. Qb4 Rd7 29. Bd2 a5 30. Qf4 Bg7 31. Bc3 Red8 32. Rxe6 1-0

[Event "World Amateur-ch 6th"]
[White "Chaverra, Bismark"]
[Black "Serras Uria, Antxon"]
[Site "Pamplona"]
[Round "6"]
[Result "0-1"]
[Date "2001.01.02"]
[ECO "D06"]
[PlyCount "92"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 079 Extra"]
[Source "ChessBase"]
[SourceDate "2001.01.11"]
[SourceVersion "2"]
[SourceVersionDate "2001.01.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 Bf5 3. Nc3 e6 4. f3 Nc6 5. e4 dxe4 6. fxe4 Bb4 7. exf5 Qh4+ 8. g3 Qe4+ 9. Qe2 Qxh1 10. Be3 Qe4 11. fxe6 Nxd4 12. Bxd4 Qxd4 13. Nf3 Bxc3+ 14. bxc3 Qxc3+ 15. Kf2 0-0-0 16. Rb1 fxe6 17. Rb3 Qf6 18. c5 c6 19. Bh3 Nh6 20. Bxe6+ Kc7 21. Qe1 Rhf8 22. Qb4 Qd4+ 23. Kg2 Qxb4 24. Rxb4 Rd3 25. Ng5 Rd2+ 26. Kg1 Rfd8 27. Bb3 Re8 28. Ne4 Re2 29. Nd6 Re1+ 30. Kf2 R8e2+ 31. Kf3 b6 32. cxb6+ axb6 33. Re4 Rxe4 34. Nxe4 Nf5 35. Kf4 Nd4 36. Bg8 h6 37. h4 c5 38. Bd5 Rf1+ 39. Ke3 Rf3+ 40. Kd2 Rf5 41. Bc4 b5 42. Bg8 Re5 43. Bh7 Nf5 44. Nc3 b4 45. Ne2 c4 46. h5 c3+ 0-1

[Event "COL-ch"]
[White "Chaverra, Bismark"]
[Black "Israel, Tobio"]
[Site "Medellin"]
[Round "5"]
[Result "1/2-1/2"]
[Date "2001.??.??"]
[ECO "B22"]
[PlyCount "109"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 e6 6. Na3 Be7 7. Nb5 Na6 8. Be3 cxd4 9. Bxd4 b6 10. Bxf6 Qxd1+ 11. Rxd1 gxf6 12. Nbd4 Nc5 13. Nb5 Na6 14. Bd3 Bb7 15. Ke2 Kf8 16. Rd2 Nc5 17. Bc4 a6 18. Nd6 Bxd6 19. Rxd6 b5 20. Bb3 Nxb3 21. axb3 Bd5 22. Ra1 Bxb3 23. Rdxa6 Rxa6 24. Rxa6 Kg7 25. Nd2 Bc4+ 26. Nxc4 bxc4 27. Ra4 Rc8 28. Ke3 e5 29. Ke4 Rc5 30. Kf5 Rc6 31. Rb4 Rc8 32. Ke4 Rc6 33. Kf5 Rc8 34. Rb5 Rd8 35. Ke4 Rd2 36. Ke3 Rc2 37. g3 Kg6 38. h4 h5 39. Rb4 Kf5 40. Rxc4 Rxb2 41. Rb4 Rc2 42. Rc4 Ke6 43. Rc6+ Kd5 44. Rxf6 Rxc3+ 45. Kd2 Rc7 46. Rf5 Ke4 47. Rxh5 f5 48. Rg5 Ra7 49. h5 Ra2+ 50. Ke1 Ra1+ 51. Ke2 f4 52. f3+ Kd4 53. h6 Rh1 54. Rg4 Rxh6 55. gxf4 1/2-1/2

[Event "World Amateur-ch 6th"]
[White "Martinez Martin, Inigo"]
[Black "Chaverra, Bismark"]
[Site "Pamplona"]
[Round "5"]
[Result "0-1"]
[Date "2000.12.31"]
[ECO "B12"]
[PlyCount "54"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 079 Extra"]
[Source "ChessBase"]
[SourceDate "2001.01.11"]
[SourceVersion "2"]
[SourceVersionDate "2001.01.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 g6 3. f4 d5 4. e5 h5 5. Nf3 Nh6 6. Bd3 Bf5 7. c3 e6 8. Be3 Qb6 9. b4 a5 10. 0-0 axb4 11. cxb4 Bxb4 12. Qb3 Bxd3 13. Qxd3 c5 14. dxc5 Bxc5 15. Bxc5 Qxc5+ 16. Qd4 b6 17. Kh1 Nf5 18. Qb2 h4 19. Ng1 Ra4 20. Rc1 Rc4 21. Na3 Nd7 22. Nxc4 dxc4 23. Rab1 b5 24. Qxb5 Ng3+ 25. hxg3 hxg3+ 26. Nh3 Rxh3+ 27. gxh3 Qf2 0-1

[Event "World Amateur-ch 6th"]
[White "Rada Equiza, Miguel"]
[Black "Chaverra, Bismark"]
[Site "Pamplona"]
[Round "4"]
[Result "0-1"]
[Date "2000.12.30"]
[ECO "B32"]
[PlyCount "68"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 079 Extra"]
[Source "ChessBase"]
[SourceDate "2001.01.11"]
[SourceVersion "2"]
[SourceVersionDate "2001.01.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qd1 Qg6 9. Nc3 Nf6 10. f3 d5 11. Nxd5 Nxd5 12. Qxd5 Be6 13. Qd2 f5 14. Bd3 f4 15. 0-0 0-0 16. b3 Rfd8 17. Bb2 Rac8 18. Kh1 h5 19. g3 Rf8 20. gxf4 Qh6 21. Bc1 exf4 22. Bb2 g5 23. Rg1 g4 24. fxg4 hxg4 25. Rxg4+ Bxg4 26. Rg1 Qh5 27. Be2 Ne5 28. Bxg4 Nxg4 29. Qg2 f3 30. Qxg4+ Qxg4 31. Rxg4+ Kh7 32. Rh4+ Kg6 33. Kg1 Rxc2 34. Ba3 Rd8 0-1

[Event "World Amateur-ch 6th"]
[White "Chaverra, Bismark"]
[Black "Tornay Gomez, Josu"]
[Site "Pamplona"]
[Round "3"]
[Result "0-1"]
[Date "2000.12.29"]
[ECO "B22"]
[PlyCount "85"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 079 Extra"]
[Source "ChessBase"]
[SourceDate "2001.01.11"]
[SourceVersion "2"]
[SourceVersionDate "2001.01.25"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. c5 Nd5 5. Bc4 e6 6. d4 d6 7. cxd6 cxd6 8. Nf3 Nb6 9. Bd3 Nc6 10. 0-0 Be7 11. Nc3 d5 12. a3 a6 13. Ne2 Bd7 14. Nf4 h5 15. Ng6 fxg6 16. Bxg6+ Kf8 17. h4 Bxh4 18. a4 Be8 19. Qd3 Be7 20. Rd1 Nb4 21. Qb1 Bxa4 22. b3 Bb5 23. Ba3 a5 24. Qc1 Kg8 25. Qe3 Rc8 26. Bxb4 axb4 27. Rac1 Rh6 28. Bb1 Be8 29. g3 Bg6 30. Bxg6 Rxg6 31. Qd3 Qe8 32. Rxc8 Nxc8 33. Rc1 Rh6 34. Rc7 b5 35. Rb7 Bf8 36. Rb8 Qc6 37. Qd2 Nb6 38. Qf4 Nd7 39. Ng5 Nf6 40. Kg2 Qc7 41. Rxf8+ Kxf8 42. Nxe6+ Kf7 43. Nxc7 0-1

[Event "World Amateur-ch 6th"]
[White "Sempere Gomis, Andres Valentin"]
[Black "Chaverra, Bismark"]
[Site "Pamplona"]
[Round "2"]
[Result "0-1"]
[Date "2000.12.28"]
[ECO "A85"]
[PlyCount "50"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 079 Extra"]
[Source "ChessBase"]
[SourceDate "2001.01.11"]
[SourceVersion "2"]
[SourceVersionDate "2001.01.25"]
[SourceQuality "1"]

1. Nf3 f5 2. d4 Nf6 3. c4 g6 4. Nc3 Bg7 5. e3 d6 6. Bd3 Nc6 7. d5 Ne5 8. Nxe5 dxe5 9. f3 e6 10. e4 0-0 11. 0-0 c6 12. Bg5 Qb6+ 13. Kh1 Qxb2 14. Bxf6 Bxf6 15. Na4 Qa3 16. Rf2 exd5 17. exd5 e4 18. Bc2 Bxa1 19. Qxa1 cxd5 20. cxd5 b5 21. Nc3 Qc5 22. Rf1 b4 23. Nxe4 fxe4 24. Bxe4 Bf5 25. Rc1 Qa5 0-1

[Event "World Amateur-ch 6th"]
[White "Chaverra, Bismark"]
[Black "Desanjose Candalija, Eduardo"]
[Site "Pamplona"]
[Round "1"]
[Result "1-0"]
[Date "2000.12.27"]
[ECO "C01"]
[PlyCount "65"]
[EventDate "2000.12.27"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 079 Extra"]
[Source "ChessBase"]
[SourceDate "2001.01.11"]
[SourceVersion "2"]
[SourceVersionDate "2001.01.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. c4 dxe4 4. Nc3 Nf6 5. f3 exf3 6. Nxf3 c5 7. d5 Be7 8. Bf4 Nh5 9. Be3 0-0 10. Be2 Nf6 11. 0-0 b6 12. Qb3 exd5 13. cxd5 Bb7 14. Rad1 Na6 15. Bf4 Bd6 16. Bg5 Nc7 17. Bc4 h6 18. Bh4 Re8 19. Nd2 g5 20. Bf2 Ng4 21. h3 Ne5 22. Bb5 Nxb5 23. Nxb5 a6 24. Nxd6 Qxd6 25. Ne4 Qe7 26. Qxb6 Nc4 27. Nf6+ Kf8 28. Qb3 Ne3 29. Bxe3 Qxe3+ 30. Qxe3 Rxe3 31. Nd7+ Kg7 32. Nxc5 Bc8 33. d6 1-0

[Event "Cali Abierto Nat"]
[White "Chaverra, Bismark"]
[Black "Reyes, Jheremy"]
[Site "Cali"]
[Round "7"]
[Result "1/2-1/2"]
[Date "1998.??.??"]
[ECO "A69"]
[PlyCount "90"]
[EventDate "1998.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 Re8 10. e5 dxe5 11. fxe5 Ng4 12. Bg5 Qa5 13. 0-0 Nxe5 14. d6 Be6 15. Nd5 Nbd7 16. Nc7 Rac8 17. Nxe8 Rxe8 18. Nxe5 Bxe5 19. Bg4 f5 20. Bf3 Qb6 21. Be7 Qxb2 22. Kh1 b6 23. Bc6 Qd4 24. Re1 Rc8 25. Qxd4 Bxd4 26. Rxe6 Rxc6 27. Rae1 c4 28. Bg5 Nf8 29. g3 c3 30. d7 Rxe6 31. d8Q Rxe1+ 32. Kg2 Bg7 33. Kf2 Re6 34. Qc8 h6 35. Bc1 Re7 36. Ba3 Rf7 37. Bb4 g5 38. Bxc3 Bxc3 39. Qxc3 f4 40. Qc6 Kg7 41. Qc3+ Kh7 42. Qd3+ Ng6 43. Qd6 f3 44. Qd5 Kg7 45. Qd4+ Kh7 1/2-1/2

[Event "Latin Cup"]
[White "Chaverra, Bismark"]
[Black "Garcia Martinez, Silvino"]
[Site "Bogota"]
[Round "3"]
[Result "1/2-1/2"]
[Date "1991.??.??"]
[ECO "A03"]
[BlackElo "2370"]
[PlyCount "55"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 c6 3. e3 Nf6 4. f4 Bg4 5. Nf3 e6 6. Be2 Bxf3 7. Bxf3 Nbd7 8. 0-0 Bd6 9. d4 c5 10. c3 Rc8 11. Nd2 cxd4 12. cxd4 0-0 13. Rc1 Qe7 14. Be2 Nb8 15. Bd3 Ba3 16. Bxa3 Qxa3 17. Bb1 Qb2 18. Re1 g6 19. h3 Rc3 20. Rxc3 Qxc3 21. Qc1 Rc8 22. Qxc3 Rxc3 23. Kf2 Nc6 24. Ke2 Nb4 25. a3 Nc6 26. Kd1 Nd7 27. g4 h5 28. g5 1/2-1/2

[Event "Bogota op"]
[White "Chaverra, Bismark"]
[Black "Sanchez, Victor Hugo"]
[Site "Bogota"]
[Round "?"]
[Result "1-0"]
[Date "1991.??.??"]
[ECO "A02"]
[PlyCount "52"]
[EventDate "1991.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. b3 g6 2. Bb2 Nf6 3. e3 Bg7 4. Be2 0-0 5. f4 c5 6. Nf3 Nc6 7. 0-0 d6 8. h3 a6 9. c4 Rb8 10. Nc3 Ne4 11. Nxe4 Bxb2 12. Rb1 Bg7 13. Nf2 b5 14. cxb5 axb5 15. a4 Ba6 16. g4 Qa5 17. axb5 Bxb5 18. f5 Ne5 19. fxg6 Nxf3+ 20. Bxf3 hxg6 21. Rc1 Qc7 22. h4 Bf6 23. g5 Be5 24. b4 e6 25. Ng4 Bg7 26. h5 Kh7 1-0

[Event "Latin Cup"]
[White "Mejia, Roberto"]
[Black "Chaverra, Bismark"]
[Site "Bogota"]
[Round "2"]
[Result "1/2-1/2"]
[Date "1991.??.??"]
[ECO "A10"]
[WhiteElo "2220"]
[PlyCount "80"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. c4 b6 2. Nc3 Bb7 3. e3 e6 4. Nf3 f5 5. Be2 Nf6 6. 0-0 Be7 7. d4 0-0 8. b3 h6 9. Ne5 Qe8 10. Bf3 Ne4 11. Nxe4 fxe4 12. Bh5 Qd8 13. Ng6 Rf5 14. f4 Nc6 15. g4 Ra5 16. Nxe7+ Nxe7 17. b4 Rxh5 18. gxh5 d5 19. Qg4 Nf5 20. c5 Ba6 21. Rf2 Bd3 22. Qg6 Qd7 23. a4 b5 24. axb5 Bxb5 25. Qg4 a6 26. Kh1 Qf7 27. Bd2 c6 28. Rg1 Rf8 29. Qh3 Qd7 30. Rfg2 Rf7 31. Be1 Bd3 32. Ra2 Qb7 33. Rg6 Qe7 34. Rb2 Bb5 35. Bf2 Rf8 36. Rg1 Ra8 37. Ra1 Qf6 38. Qg4 Qf7 39. h4 Ne7 40. Kg2 Qf5 1/2-1/2

[Event "Latin Cup"]
[White "Ramirez, Carlos"]
[Black "Chaverra, Bismark"]
[Site "Bogota"]
[Round "4"]
[Result "1-0"]
[Date "1991.??.??"]
[ECO "B00"]
[WhiteElo "2295"]
[PlyCount "97"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 b6 2. e4 Bb7 3. Nd2 e6 4. Ngf3 c5 5. c3 cxd4 6. cxd4 Bb4 7. Bd3 Ne7 8. a3 Bxd2+ 9. Bxd2 0-0 10. 0-0 f5 11. Qe2 Qe8 12. Bb4 fxe4 13. Bxe4 Bxe4 14. Qxe4 Nbc6 15. Bd6 Qh5 16. Ne5 Rfe8 17. Bxe7 d5 18. Qh4 Qxh4 19. Bxh4 Nxd4 20. Rfd1 Nf5 21. Bg5 h6 22. Bd2 Rac8 23. g4 Nd4 24. Kg2 Rc2 25. Bxh6 Nb3 26. Be3 Rxb2 27. Rab1 Rxb1 28. Rxb1 Nc5 29. Rc1 Na6 30. Bd4 Kh7 31. h4 Rf8 32. Kg3 Re8 33. h5 Rd8 34. Rc6 Nc5 35. Bxc5 bxc5 36. Rxc5 d4 37. Nd3 Rb8 38. Kf3 Rb3 39. Ke4 Rxa3 40. f4 Ra1 41. Rc8 g6 42. hxg6+ Kxg6 43. Rc7 e5 44. Nxe5+ Kf6 45. g5+ Ke6 46. f5+ Kd6 47. Rc6+ Ke7 48. f6+ Kd8 49. Rd6+ 1-0

