[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2024.03.09"]
[Round "5"]
[White "Marquez, Benjamin"]
[Black "Carreno Poveda, Esteban David"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1918"]
[BlackElo "1400"]
[PlyCount "51"]
[EventDate "2024.03.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nxe4 5. Qa4+ Bd7 6. Qxe4 Nc6 7. d4 cxd4 8. Nxd4 g6 9. Bb5 Qc7 10. Nxc6 bxc6 11. Ba4 Bg7 12. 0-0 e6 13. Be3 0-0 14. Qh4 Rab8 15. b4 Bc8 16. Bh6 c5 17. a3 cxb4 18. axb4 Ba6 19. Re1 Bb5 20. Bxb5 Rxb5 21. Bxg7 Kxg7 22. Qd4+ Kg8 23. Rxa7 Qb8 24. Rxe6 Qxa7 25. Rxg6+ hxg6 26. Qxa7 1-0

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2024.03.09"]
[Round "3"]
[White "Marquez, Benjamin"]
[Black "Cupaban Alonso, Luciana"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1918"]
[BlackElo "1615"]
[PlyCount "51"]
[EventDate "2024.03.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nd2 Bd6 5. Bg3 c5 6. c3 Nc6 7. Ngf3 Bxg3 8. hxg3 cxd4 9. exd4 Bd7 10. Bd3 Qe7 11. Ne5 Qd6 12. f4 h6 13. g4 Qf8 14. Qf3 0-0-0 15. 0-0-0 Nxe5 16. fxe5 Nh7 17. Bxh7 Rxh7 18. g5 Qg8 19. Qd3 Be8 20. Nb3 h5 21. g4 g6 22. Qf3 hxg4 23. Qxg4 b6 24. Nd2 Kb8 25. Kb1 Rc8 26. Rc1 1-0

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2024.03.09"]
[Round "4"]
[White "Moreno Hernandez, Andres Mauricio"]
[Black "Marquez, Benjamin"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1672"]
[BlackElo "1918"]
[PlyCount "78"]
[EventDate "2024.03.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. e3 e6 4. c3 Nf6 5. Nd2 Bd6 6. Bxd6 Qxd6 7. dxc5 Qxc5 8. Ngf3 Nc6 9. Nb3 Qb6 10. c4 Qb4+ 11. Qd2 dxc4 12. Qxb4 Nxb4 13. Nbd4 Bd7 14. Bxc4 Rc8 15. Ne5 a6 16. 0-0 Ne4 17. Rfd1 Nf6 18. a3 Nc6 19. Nxd7 Nxd7 20. Nxc6 Rxc6 21. Rac1 Ke7 22. Rc2 Rhc8 23. Rcd2 Ne5 24. Bb3 Rc1 25. h3 Rxd1+ 26. Rxd1 b5 27. Kf1 a5 28. f4 Nc4 29. Bxc4 Rxc4 30. Ke2 h5 31. g4 hxg4 32. hxg4 g5 33. Kf3 gxf4 34. exf4 Rc2 35. Rb1 a4 36. g5 f5 37. Ke3 Kf7 38. Kd4 Kg6 39. Ke3 Kf7 1/2-1/2

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2024.03.08"]
[Round "1"]
[White "Marquez, Benjamin"]
[Black "Vargas Sanchez, Daniel Jose"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1918"]
[BlackElo "1579"]
[PlyCount "50"]
[EventDate "2024.03.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nd2 Bd6 5. Bg3 0-0 6. Bd3 c5 7. c3 Qc7 8. Ngf3 b6 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Nc6 12. dxc5 Bxg3 13. hxg3 f5 14. Bxc6 Qxc6 15. cxb6 Ba6 16. Qd4 Rad8 17. Qh4 Qe4+ 18. Qxe4 fxe4 19. Ng5 Rf6 20. Nxe4 Rf5 21. bxa7 Re5 22. f3 Bb7 23. Rd1 Ra8 24. Rd4 Rxa7 25. a3 h6 1-0

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2024.03.08"]
[Round "2"]
[White "Pilonieta Forero, Andres Felipe"]
[Black "Marquez, Benjamin"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "1694"]
[BlackElo "1918"]
[PlyCount "65"]
[EventDate "2024.03.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Ne7 5. 0-0 Ng6 6. c3 c6 7. Ba4 Be7 8. Re1 0-0 9. d4 d6 10. Nbd2 a5 11. Bc2 b5 12. a4 Re8 13. axb5 cxb5 14. d5 Qc7 15. Nb1 Bg4 16. Bd3 Reb8 17. b4 axb4 18. Rxa8 Rxa8 19. cxb4 Bd7 20. Na3 Qc3 21. Nxb5 Bxb5 22. Bxb5 Qxb4 23. Bf1 Nxe4 24. Qd3 f5 25. Nd2 Nf4 26. Qc4 Qa5 27. Rd1 Nc3 28. Nb3 Nxd1 29. Nxa5 Rxa5 30. Bxf4 exf4 31. Qe2 Ne3 32. fxe3 fxe3 33. Qxe3 1-0

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2023.09.10"]
[Round "8"]
[White "Claro Molinares, Samuel David"]
[Black "Marquez, Benjamin"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "1711"]
[BlackElo "1897"]
[PlyCount "109"]
[EventDate "2023.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. 0-0 Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qh5 9. Nxe4 Be6 10. Bg5 Be7 11. Bxe7 Kxe7 12. Nxd4 Qxd1 13. Nxc6+ bxc6 14. Raxd1 Rad8 15. Rxd8 Rxd8 16. Ng5 Rd2 17. Nxe6 fxe6 18. Rc1 c5 19. Kf1 c4 20. Ke1 Rd5 21. Ke2 Rb5 22. b3 cxb3 23. axb3 Ra5 24. Kd3 Kd6 25. Re1 Rd5+ 26. Kc3 Rc5+ 27. Kd3 Rd5+ 28. Kc3 Rc5+ 29. Kb2 Rh5 30. h3 Rf5 31. Re2 h5 32. c4 a5 33. Kc3 g5 34. Rd2+ Kc6 35. Re2 Kc5 36. Rxe6 g4 37. hxg4 hxg4 38. Re2 c6 39. Ra2 Kd6 40. Kd4 Re5 41. f4 c5+ 42. Kd3 Re1 43. Rxa5 Rb1 44. Ra6+ Kd7 45. Ke4 Rxb3 46. Ra2 Ke6 47. Ra6+ Ke7 48. Ra2 Ke6 49. Rc2 Rb1 50. Rc3 Re1+ 51. Re3 Rd1 52. f5+ Kf6 53. Kf4 Rf1+ 54. Kxg4 Rxf5 55. Rf3 1-0

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2023.09.07"]
[Round "4"]
[White "Marquez, Benjamin"]
[Black "Hernandez Serrano, Cristhian Daniel"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1897"]
[BlackElo "1722"]
[PlyCount "122"]
[EventDate "2023.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. Nf3 Nc6 5. Nc3 a6 6. dxc5 Bg4 7. Be2 e6 8. Nd4 Bxe2 9. Nxc6 Bxd1 10. Nxd8 Rxd8 11. Rxd1 Bxc5 12. Bc7 Rc8 13. Be5 Be7 14. h3 0-0 15. f4 b5 16. a3 Nd7 17. Bd4 Bh4+ 18. Kd2 Bf6 19. g4 Bxd4 20. exd4 Rc4 21. Kd3 Rfc8 22. Rh2 Nf6 23. Re1 Rb8 24. b3 Rc6 25. g5 Rbc8 26. Na2 Ne4 27. Rc1 Nd6 28. c3 a5 29. Rhc2 Kf8 30. h4 Ke7 31. h5 Rh8 32. Rg1 Rg8 33. Rcg2 Nf5 34. Nc1 Rgc8 35. Ne2 R6c7 36. Ra1 Rb7 37. Rgg1 Rb6 38. Raf1 Rbc6 39. Rc1 R8c7 40. Rh1 Nd6 41. a4 bxa4 42. bxa4 Rc4 43. Ra1 Ne4 44. Rhc1 Kd6 45. Ra3 Rb7 46. Kc2 Rbb4 47. Rca1 Rc8 48. Rb1 Rxb1 49. Kxb1 f6 50. gxf6 gxf6 51. Kc2 Rb8 52. Ra1 Rg8 53. Rb1 Rg2 54. Re1 Rh2 55. Kd1 Rxh5 56. Rg1 Rh3 57. Rg7 Nxc3+ 58. Nxc3 Rxc3 59. Ra7 Rd3+ 60. Ke2 Rxd4 61. Rxa5 Rxf4 0-1

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2023.09.06"]
[Round "2"]
[White "Marquez, Benjamin"]
[Black "Ortega Amaya, Santiago Enmanuel"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1897"]
[BlackElo "1604"]
[PlyCount "76"]
[EventDate "2023.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 e6 3. e3 c5 4. Nf3 Nc6 5. Nc3 Nf6 6. Nb5 Qa5+ 7. c3 Nh5 8. Nc7+ Kd8 9. Nxa8 Nxf4 10. exf4 cxd4 11. Nxd4 a6 12. Be2 f6 13. 0-0 Bd6 14. Nxc6+ bxc6 15. b4 Qa3 16. Qb3 Qxb3 17. axb3 Bb7 18. Nb6 Kc7 19. Na4 Bxf4 20. Nc5 Be5 21. Nxe6+ Kb6 22. Rac1 g5 23. c4 Re8 24. c5+ Ka7 25. Ng7 Rd8 26. Nf5 Bc8 27. Bd3 Be6 28. g4 Rb8 29. Ne7 Kb7 30. Bf5 Bxf5 31. Nxf5 Kc7 32. Ra1 Rxb4 33. Rxa6 Rxg4+ 34. Kh1 Rf4 35. Ng3 Kb7 36. Ra4 Rf3 37. Rb4+ Kc7 38. Kg2 Rc3 1-0

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2023.09.06"]
[Round "1"]
[White "Paredes Lagos, Anthony Javier"]
[Black "Marquez, Benjamin"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2367"]
[BlackElo "1897"]
[PlyCount "85"]
[EventDate "2023.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 f5 3. g3 Nf6 4. Bg2 Bc5 5. e3 Nc6 6. Nge2 a5 7. d4 Ba7 8. d5 Nb8 9. a3 0-0 10. b4 d6 11. Bb2 c5 12. dxc6 Nxc6 13. 0-0 Be6 14. b5 Ne7 15. Bxb7 Rb8 16. Bd5 Bxd5 17. cxd5 Qe8 18. Qa4 Bb6 19. Rad1 Qf7 20. Qb3 Nd7 21. Na4 g5 22. f4 Qh5 23. Rf2 Ng6 24. Nxb6 Rxb6 25. Rc1 gxf4 26. exf4 Re8 27. fxe5 Ndxe5 28. Bxe5 Nxe5 29. Nf4 Qh6 30. Rcc2 Ng4 31. Rfe2 Rxe2 32. Rxe2 Ne5 33. a4 Qf8 34. Qe3 Rb7 35. Ne6 Qc8 36. Qg5+ Kh8 37. Qf6+ Kg8 38. Rc2 Qe8 39. b6 Rf7 40. Qd8 Nf3+ 41. Kf2 Qxd8 42. Nxd8 Rd7 43. b7 1-0

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2023.04.02"]
[Round "6"]
[White "Marquez, Benjamin"]
[Black "Jaimes, Fredy Alexander"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1879"]
[BlackElo "1854"]
[PlyCount "61"]
[EventDate "2023.03.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. Bf4 c5 4. e3 Nc6 5. Nc3 Bg4 6. Be2 e6 7. h3 Bh5 8. g4 Bg6 9. Ne5 Nxe5 10. dxe5 Nd7 11. h4 h6 12. Bg3 a6 13. a4 Qc7 14. f4 d4 15. exd4 cxd4 16. Qxd4 Bxc2 17. Qd2 Bg6 18. Bf2 Bc5 19. Rd1 Rd8 20. 0-0 0-0 21. Bxc5 Nxc5 22. Qe3 Qb6 23. f5 exf5 24. gxf5 Bxf5 25. Nd5 Qg6+ 26. Kh2 Qe6 27. Bc4 Kh8 28. Rf4 Nd7 29. Re1 g5 30. Rd4 gxh4 31. Nf6 1-0

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2023.04.02"]
[Round "7"]
[White "Marquez, Benjamin"]
[Black "Sanchez Castellanos, German Alex"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1879"]
[BlackElo "2096"]
[PlyCount "43"]
[EventDate "2023.03.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qb3 c4 7. Qxb6 axb6 8. Nbd2 b5 9. Ne5 b4 10. Nxc6 bxc6 11. cxb4 e6 12. f3 Bxb4 13. Kd1 c3 14. bxc3 Bxc3 15. Rc1 Bxd2 16. Kxd2 Rxa2+ 17. Rc2 Rxc2+ 18. Kxc2 Ke7 19. Bd3 Bd7 20. Ra1 Rc8 21. Ra5 Nh5 22. Bg5+ 0-1

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2023.04.01"]
[Round "4"]
[White "Marquez, Benjamin"]
[Black "Peinado, Giovanny"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1879"]
[BlackElo "2123"]
[PlyCount "39"]
[EventDate "2023.03.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. Bd3 Nc6 6. c3 Nge7 7. Bg5 f6 8. Bh4 Bg4 9. Bg3 Qd7 10. Nbd2 0-0-0 11. Qa4 Rhe8 12. 0-0-0 Kb8 13. Rde1 a6 14. Bxd6 Qxd6 15. b4 Nc8 16. Qb3 Bh5 17. b5 axb5 18. Qxb5 Nb6 19. g3 Bg6 20. Rxe8 0-1

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2023.04.01"]
[Round "3"]
[White "Nino Lopez, Michael Fabian"]
[Black "Marquez, Benjamin"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "1795"]
[BlackElo "1879"]
[PlyCount "74"]
[EventDate "2023.03.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Bc5 5. Nxe5 Nxe4 6. Qf3 Ng5 7. Qd5 Bb6 8. d3 0-0 9. c3 Ne6 10. Nc4 Ne7 11. Qf3 c6 12. Nxb6 axb6 13. Bc4 d5 14. Bb3 c5 15. Rd1 d4 16. Nd2 Bd7 17. Ne4 Bc6 18. Qh3 Bd5 19. c4 Bc6 20. Re1 Ng6 21. Bd1 f5 22. g3 Qe7 23. Nd2 Ng5 24. Qf1 Nh3+ 25. Qxh3 Qxe1+ 26. Qf1 Rfe8 27. Nf3 Qxf1+ 28. Kxf1 h6 29. b4 Re7 30. b5 Bd7 31. Bd2 Ra3 32. Bc2 f4 33. Kg2 fxg3 34. hxg3 Bf5 35. Ne1 Re2 36. Rd1 Rxa2 37. Kf3 Rxe1 0-1

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2023.04.01"]
[Round "5"]
[White "Rueda Rojas, Richard Alejandro"]
[Black "Marquez, Benjamin"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1736"]
[BlackElo "1879"]
[PlyCount "48"]
[EventDate "2023.03.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 Nf6 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 0-0 10. Be3 f6 11. exf6 Nxc3 12. bxc3 Qxf6 13. Qb3 Be6 14. Bxc6 bxc6 15. 0-0 a5 16. Qa4 Bd7 17. Bg5 Qd6 18. Ne5 Be8 19. Rae1 c5 20. Qd1 cxd4 21. cxd4 Bb5 22. Nd3 Qg6 23. Qb3 Bxd3 24. Qxd5+ Qf7 0-1

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2023.03.31"]
[Round "2"]
[White "Marquez, Benjamin"]
[Black "Pilonieta Forero, Andres Felipe"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1879"]
[BlackElo "1504"]
[PlyCount "65"]
[EventDate "2023.03.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. Nf3 Nf6 5. Nc3 a6 6. a4 Bf5 7. Bd3 Bg6 8. Ne5 e6 9. 0-0 Nxe5 10. Bxe5 cxd4 11. exd4 Be7 12. Ne2 0-0 13. Bxg6 hxg6 14. f3 Nd7 15. Bg3 Nb6 16. b3 Bd6 17. a5 Bxg3 18. Nxg3 Nc8 19. Qd2 Nd6 20. Rfe1 Rc8 21. Re2 Nb5 22. Nf1 Rc6 23. Ne3 Nc3 24. Ree1 Qc7 25. g3 Rc8 26. Kg2 b6 27. axb6 Qxb6 28. h4 Nb5 29. Red1 Rc3 30. Kh3 f5 31. f4 Nd6 32. Nc4 Qb4 33. Ra4 1-0

[Event "COL-chT"]
[Site "Bucaramanga"]
[Date "2022.09.09"]
[Round "6.1"]
[White "Conto Garcia, Nicolas Alberto"]
[Black "Marquez, Benjamin"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1351"]
[BlackElo "1910"]
[PlyCount "61"]
[EventDate "2022.09.06"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Magdalena"]
[BlackTeam "Santander Gladiatores"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "COL"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Bb3 d6 6. Nbd2 0-0 7. c3 d5 8. Qe2 Re8 9. 0-0 a5 10. a4 Bg4 11. h3 Bh5 12. Re1 h6 13. Nf1 Qd7 14. Ng3 Bg6 15. Nh4 Bh7 16. Qf3 dxe4 17. dxe4 Be7 18. Rd1 Qc8 19. Nhf5 Bxf5 20. Nxf5 Nd8 21. Nxe7+ Rxe7 22. Bxh6 Nxe4 23. Bxg7 Kxg7 24. Qxe4 Ra6 25. Rd3 Rg6 26. Qh4 Nc6 27. Rg3 Rd7 28. Rxg6+ Kxg6 29. Bc2+ Kg7 30. Bf5 Qd8 31. Qg4+ 1-0

[Event "COL-chT"]
[Site "Bucaramanga"]
[Date "2022.09.09"]
[Round "7.1"]
[White "Marquez, Benjamin"]
[Black "Gomez, William"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1910"]
[BlackElo "1769"]
[PlyCount "67"]
[EventDate "2022.09.06"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Santander Gladiatores"]
[BlackTeam "Casanare"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "COL"]

1. d4 d5 2. Bf4 Bf5 3. c4 dxc4 4. Nc3 Nf6 5. f3 c6 6. e4 Be6 7. a4 a5 8. g4 h6 9. Nge2 Na6 10. Ng3 Nb4 11. h4 Qb6 12. Kf2 g6 13. Be3 Qc7 14. Be2 Bg7 15. Qd2 0-0-0 16. g5 hxg5 17. hxg5 Nh5 18. Nxh5 gxh5 19. f4 Qd7 20. f5 Bxf5 21. exf5 Qxf5+ 22. Kg2 Nc2 23. Raf1 Qg6 24. Bxc4 Bxd4 25. Bxf7 Nxe3+ 26. Qxe3 Bxe3 27. Bxg6 Rd2+ 28. Kf3 Bxg5 29. Bxh5 Rf8+ 30. Kg4 Rxf1 31. Rxf1 Bf6 32. Nd1 Bxb2 33. Nxb2 Rxb2 34. Ra1 1/2-1/2

[Event "COL-chT"]
[Site "Bucaramanga"]
[Date "2022.09.07"]
[Round "2.1"]
[White "Rueda Rojas, Richard Alejandro"]
[Black "Marquez, Benjamin"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1828"]
[BlackElo "1910"]
[PlyCount "93"]
[EventDate "2022.09.06"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Santander Chessfy"]
[BlackTeam "Santander Gladiatores"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "COL"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 Nf6 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 Bd7 10. 0-0 a6 11. Be2 Bf5 12. Be3 0-0 13. Rc1 h6 14. h3 Bh7 15. Qb3 Ne7 16. Rfd1 Rb8 17. Bd3 Ba5 18. Qc2 Bxc3 19. bxc3 b5 20. a4 c6 21. axb5 cxb5 22. Nd2 f5 23. exf6 Nxf6 24. Nb3 Bxd3 25. Qxd3 Nd7 26. Ra1 Rf6 27. Rd2 Qc8 28. Re1 Re6 29. Rde2 Rbb6 30. Bxh6 Rxe2 31. Rxe2 Rxh6 32. Rxe7 Nf6 33. Nc5 Qf8 34. Rb7 Qe8 35. Qg3 Qe1+ 36. Kh2 Nh5 37. Rb8+ Kf7 38. Qf3+ Nf6 39. Nd3 Qe4 40. Ne5+ Ke7 41. Qg3 Nh5 42. Rb7+ Kf8 43. Nd7+ Kg8 44. Qb8+ Kh7 45. Nf8+ Kg8 46. Ne6+ Kh7 47. Rxg7+ 1-0

[Event "COL-chT"]
[Site "Bucaramanga"]
[Date "2022.09.06"]
[Round "1.1"]
[White "Marquez, Benjamin"]
[Black "Suarez Pinto, Sergio Rafael"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1910"]
[BlackElo "1910"]
[PlyCount "100"]
[EventDate "2022.09.06"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Santander Gladiatores"]
[BlackTeam "Santander"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "COL"]

1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. Nc3 e6 5. Nf3 a6 6. Ne5 Nc6 7. Be2 Bd6 8. 0-0 Qc7 9. Nxc6 Bxf4 10. exf4 Qxc6 11. a4 Bd7 12. Bf3 0-0 13. Re1 Rac8 14. Qd2 Rfd8 15. a5 Qc7 16. g4 cxd4 17. Qxd4 Qc4 18. Red1 Bb5 19. g5 Nd7 20. f5 Qxd4 21. Rxd4 Ne5 22. Bg2 Nc6 23. Nxb5 axb5 24. Rdd1 Ra8 25. fxe6 fxe6 26. Bf1 Nxa5 27. Bxb5 Kf7 28. f4 Nc6 29. c3 Ke7 30. Kf2 Rf8 31. Ke3 Kd6 32. h4 Ne7 33. Bd3 g6 34. h5 Nf5+ 35. Bxf5 Rxa1 36. Rxa1 Rxf5 37. hxg6 hxg6 38. Ra8 e5 39. fxe5+ Kxe5 40. Rb8 Rxg5 41. Rxb7 Rg3+ 42. Kf2 Rg4 43. Kf3 Rg1 44. Rb5 Kd6 45. b4 g5 46. Rb6+ Ke5 47. Rg6 Kf5 48. Rd6 Ke5 49. Rg6 Kf5 50. Rd6 Ke5 1/2-1/2

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2022.04.11"]
[Round "7"]
[White "Acosta Cruz, Luis Ivan"]
[Black "Marquez, Benjamin"]
[Result "1-0"]
[ECO "A23"]
[WhiteElo "1682"]
[BlackElo "1962"]
[PlyCount "65"]
[EventDate "2022.04.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bc5 4. Bg2 c6 5. e3 d5 6. cxd5 cxd5 7. d4 exd4 8. exd4 Bb6 9. Nge2 Bf5 10. 0-0 h6 11. Bf4 Nc6 12. Be5 Be6 13. Kh1 a6 14. f4 Ng4 15. Qd2 f6 16. f5 Bf7 17. Bf4 h5 18. Rae1 Ne7 19. Ng1 Qd7 20. Rxe7+ Kxe7 21. b3 Rac8 22. Nh3 Kf8 23. Na4 Ba7 24. Qb4+ Kg8 25. Nc5 Qe7 26. Re1 Bxc5 27. dxc5 Qxc5 28. Qxb7 a5 29. Rd1 d4 30. Rc1 Qxc1+ 31. Bxc1 Rxc1+ 32. Bf1 Bd5+ 33. Qxd5+ 1-0

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2022.04.11"]
[Round "8"]
[White "Marquez, Benjamin"]
[Black "Gonzalez Bolivar, Juan Jose"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1962"]
[BlackElo "1477"]
[PlyCount "106"]
[EventDate "2022.04.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 d5 4. Nf3 Bd6 5. Ne5 c5 6. c3 Nc6 7. Nd2 0-0 8. Bd3 Ne7 9. Qf3 b6 10. Qh3 Bb7 11. f3 Ng6 12. Bxg6 hxg6 13. Nxg6 fxg6 14. Qxe6+ Kh8 15. Qxd6 Qe8 16. 0-0 Nh5 17. Qe5 Nxf4 18. exf4 Qf7 19. g3 Rae8 20. Qg5 Re2 21. Rf2 Rfe8 22. Raf1 Qe6 23. Rxe2 Qxe2 24. f5 gxf5 25. Qxf5 Ba6 26. Rf2 Qe1+ 27. Nf1 Re2 28. Rxe2 Qxe2 29. Qh3+ Kg8 30. Qg2 cxd4 31. cxd4 Qd3 32. Qf2 Qb1 33. b3 Bxf1 34. Qxf1 Qxa2 35. Qd1 a5 36. Qd3 a4 37. bxa4 Qxa4 38. Qe3 Qc6 39. Qe5 b5 40. Kf2 Qc4 41. g4 b4 42. g5 b3 43. g6 Qc2+ 44. Ke3 Qc1+ 45. Kf2 Qc2+ 46. Kf1 Qc1+ 47. Kg2 Qc2+ 48. Kh3 Qc8+ 49. Kg3 Kf8 50. Qxd5 Qc7+ 51. f4 b2 52. Qb3 Qc3+ 53. Qxc3 b1Q 0-1

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2022.04.10"]
[Round "5"]
[White "Carvajal Barreto, Misael Camilo"]
[Black "Marquez, Benjamin"]
[Result "1/2-1/2"]
[ECO "D20"]
[WhiteElo "1583"]
[BlackElo "1962"]
[PlyCount "143"]
[EventDate "2022.04.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 e5 4. Bxc4 Bb4+ 5. Nc3 Bxc3+ 6. bxc3 exd4 7. cxd4 Ne7 8. Nf3 0-0 9. Qb3 Nbc6 10. Ng5 Qe8 11. Ba3 h6 12. Nf3 Na5 13. Qc2 Nxc4 14. Qxc4 Qd8 15. Rc1 c6 16. Ne5 Be6 17. Qb4 Re8 18. 0-0 Qb6 19. Qa4 Nd5 20. Bc5 Qc7 21. Qa3 Bf5 22. Nc4 Bg6 23. Rfe1 Qd7 24. Ne5 Qe6 25. e4 Bxe4 26. Rxe4 f6 27. Qg3 fxe5 28. Rxe5 Qf7 29. Rce1 Rxe5 30. Rxe5 Qf4 31. Qxf4 Nxf4 32. Re7 b6 33. Bd6 Nd5 34. Rd7 Re8 35. Be5 Re7 36. Rd6 Nb4 37. h4 c5 38. Rd8+ Kf7 39. Bd6 Re1+ 40. Kh2 Nd3 41. dxc5 bxc5 42. Rc8 Rc1 43. Kg3 c4 44. Rc7+ Ke6 45. Bf8 g5 46. hxg5 hxg5 47. Bh6 Kf5 48. Rxa7 c3 49. Ra5+ Kg6 50. Bxg5 Rf1 51. Kf3 Re1 52. Be3 c2 53. Ra6+ Kf5 54. g4+ Ke5 55. Rc6 c1Q 56. Bxc1 Nxc1 57. Rc8 Kf6 58. a4 Nd3 59. a5 Ra1 60. Rf8+ Ke6 61. Rf5 Ne5+ 62. Kg3 Rxa5 63. f3 Ra3 64. Rf4 Ng6 65. Rb4 Ne5 66. Rf4 Ng6 67. Rf5 Rb3 68. Kf2 Ne7 69. Rf8 Ng6 70. Rf5 Ne7 71. Rf4 Ng6 72. Rf5 1/2-1/2

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2022.04.10"]
[Round "6"]
[White "Marquez, Benjamin"]
[Black "Rico Hernandez, Edgar"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1962"]
[BlackElo "1744"]
[PlyCount "47"]
[EventDate "2022.04.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 c5 4. e3 Nc6 5. Nc3 a6 6. a4 Bf5 7. Bd3 Bxd3 8. Qxd3 e6 9. 0-0 Be7 10. Rfe1 0-0 11. h3 Rc8 12. Ne5 Nxe5 13. Bxe5 Nd7 14. Bg3 Nf6 15. Rad1 cxd4 16. exd4 Bb4 17. Bh4 Be7 18. Re3 Qc7 19. Rde1 Qc4 20. Qd1 Qb4 21. Qd2 Rc4 22. Rd3 Bd8 23. b3 Nd7 24. Bxd8 1-0

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2022.04.09"]
[Round "4"]
[White "Marquez, Benjamin"]
[Black "Peinado, Edwin Halley"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "1962"]
[BlackElo "2164"]
[PlyCount "54"]
[EventDate "2022.04.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Be7 5. c4 0-0 6. d5 Ne4 7. dxe6 Bb4+ 8. Nfd2 dxe6 9. a3 Bxd2+ 10. Nxd2 Nxd2 11. Qxd2 Qe7 12. Be2 Nc6 13. Bf3 e5 14. Bxc6 bxc6 15. Bg3 f4 16. 0-0 fxg3 17. fxg3 Be6 18. Qc3 Qg5 19. b4 Rxf1+ 20. Rxf1 Rd8 21. e4 Qd2 22. Qxe5 Qd4+ 23. Qxd4 Rxd4 24. c5 Rxe4 25. Rd1 Bd5 26. b5 Rc4 27. bxc6 Rxc5 0-1

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2022.04.09"]
[Round "3"]
[White "Parada Medina, Julian Fernando"]
[Black "Marquez, Benjamin"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1625"]
[BlackElo "1962"]
[PlyCount "60"]
[EventDate "2022.04.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. e3 Bg4 4. Be2 Nbd7 5. Ne5 Bxe2 6. Qxe2 c6 7. 0-0 e6 8. d4 Bd6 9. Nd2 h5 10. Ndf3 Ne4 11. a4 Qe7 12. Bd2 Rh6 13. Nxd7 Kxd7 14. Bc1 h4 15. Nd2 Nxd2 16. Bxd2 f5 17. c4 Rg8 18. c5 Bc7 19. b4 g5 20. b5 gxf4 21. exf4 Rg3 22. Rf2 Qg7 23. Be3 Bxf4 24. bxc6+ bxc6 25. Ra2 Bxe3 26. Qxe3 Rg4 27. Qb3 Qxd4 28. Qb7+ Kd8 29. Qb8+ Ke7 30. Qxa7+ Kf6 0-1

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2022.04.08"]
[Round "2"]
[White "Marquez, Benjamin"]
[Black "Rueda Rojas, Richard Alejandro"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1962"]
[BlackElo "1501"]
[PlyCount "76"]
[EventDate "2022.04.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. Qd2 0-0 6. Bh6 c5 7. Bxg7 Kxg7 8. h4 cxd4 9. Qxd4 Nc6 10. Qd2 Rb8 11. f3 h5 12. Nh3 Qb6 13. 0-0-0 Rd8 14. Nf4 e5 15. Nfd5 Nxd5 16. Nxd5 Qa5 17. Qg5 Qxa2 18. g4 Qa1+ 19. Kd2 Qa5+ 20. c3 Be6 21. Ke2 Bxd5 22. exd5 f6 23. Qd2 Ne7 24. gxh5 Nf5 25. Rg1 Nxh4 26. Rg4 Qa6+ 27. c4 g5 28. Rxg5+ fxg5 29. Qxg5+ Kf7 30. Qxh4 e4 31. Qf4+ Kg8 32. Qg5+ Kh8 33. Qf6+ Kg8 34. Rd4 Rbc8 35. fxe4 Qa4 36. Qg6+ Kh8 37. Bh3 Qc2+ 38. Ke3 Qc1+ 1/2-1/2

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2022.04.08"]
[Round "1"]
[White "Roa Beleno, Matias Fernando"]
[Black "Marquez, Benjamin"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1173"]
[BlackElo "1962"]
[PlyCount "50"]
[EventDate "2022.04.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. c3 Qb6 4. Qc2 Nc6 5. e3 Nf6 6. Nf3 e6 7. Nbd2 Bd7 8. h3 Rc8 9. Bd3 cxd4 10. exd4 Nb4 11. Qb1 Nxd3+ 12. Qxd3 Qxb2 13. Rb1 Qxc3 14. Qxc3 Rxc3 15. 0-0 b6 16. Rfc1 Ra3 17. Rb2 Be7 18. Rc7 0-0 19. Ne5 Bd6 20. Nxd7 Bxf4 21. Nxf6+ gxf6 22. Rc6 Rd3 23. Rcc2 Rxd4 24. Nf1 Rd1 25. g3 Bd6 0-1

[Event "Bucaramanga Bonita op"]
[Site "Bucaramanga"]
[Date "2021.09.05"]
[Round "6"]
[White "Marquez, Benjamin"]
[Black "Suarez Pinto, Sergio Rafael"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2000"]
[BlackElo "1854"]
[PlyCount "78"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. Nc3 a6 5. a4 Nc6 6. Nf3 Bf5 7. Bd3 Bg6 8. Bxg6 hxg6 9. Ne5 Qa5 10. 0-0 e6 11. h3 Rc8 12. Qd3 Be7 13. Rfd1 0-0 14. f3 Rfd8 15. Qe2 Nxe5 16. dxe5 Nd7 17. Qd2 Qc7 18. g4 Nxe5 19. Kg2 Bd6 20. b3 Nc6 21. Bg5 Be7 22. Bf4 Qa5 23. Ne2 Bf6 24. c3 d4 25. cxd4 Qxd2 26. Rxd2 cxd4 27. exd4 Nxd4 28. Nxd4 Rxd4 29. Rxd4 Bxd4 30. Rc1 Rxc1 31. Bxc1 Kf8 32. f4 Ke7 33. Kf3 f5 34. Ba3+ Kd7 35. Ke2 Kc6 36. Kd3 Kd5 37. Bf8 Bf6 38. Ba3 g5 39. gxf5 exf5 0-1

[Event "Bucaramanga Bonita op"]
[Site "Bucaramanga"]
[Date "2021.09.04"]
[Round "3"]
[White "Barona Sanchez, Heider"]
[Black "Marquez, Benjamin"]
[Result "0-1"]
[ECO "C48"]
[WhiteElo "1627"]
[BlackElo "2000"]
[PlyCount "67"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Bc5 5. 0-0 d6 6. h3 h6 7. d4 exd4 8. Nxd4 Bd7 9. Nxc6 bxc6 10. Bc4 0-0 11. Re1 Re8 12. Bd3 Rb8 13. Na4 Bb6 14. Nxb6 Rxb6 15. b3 Nh7 16. Bb2 Qg5 17. Qf3 Qa5 18. Qg3 f6 19. Kh2 Qg5 20. Qxg5 hxg5 21. a4 c5 22. Bc3 Bc6 23. f3 Rbb8 24. Ba5 Re7 25. Rad1 Nf8 26. Bc3 Ng6 27. g3 Bd7 28. Ba5 Be6 29. Rb1 Kf7 30. Bb5 Rh8 31. Bf1 Ne5 32. Re3 Bxh3 33. Bxh3 g4 34. f4 0-1

[Event "Bucaramanga Bonita op"]
[Site "Bucaramanga"]
[Date "2021.09.04"]
[Round "2"]
[White "Marquez, Benjamin"]
[Black "Carvajal Barreto, Johan Sebastian"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2000"]
[BlackElo "1649"]
[PlyCount "58"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d6 3. Nc3 Bg4 4. f3 Bh5 5. e4 e6 6. Bb5+ c6 7. Ba4 Nbd7 8. Be3 b5 9. Bb3 b4 10. Nce2 Be7 11. Nh3 e5 12. d5 cxd5 13. Bxd5 Nxd5 14. Qxd5 0-0 15. 0-0 Nf6 16. Qd2 d5 17. exd5 Qxd5 18. Rfd1 Rfd8 19. Qe1 Qc4 20. Rxd8+ Rxd8 21. c3 a5 22. cxb4 Bxb4 23. Qf2 Nd5 24. b3 Qc2 25. Rc1 Nxe3 26. Qxe3 Rd1+ 27. Kf2 Be1+ 28. Kf1 Bg3+ 29. Rxd1 Qxd1# 0-1

[Event "Bucaramanga Bonita op"]
[Site "Bucaramanga"]
[Date "2021.09.04"]
[Round "4"]
[White "Marquez, Benjamin"]
[Black "Rico Hernandez, Edgar"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2000"]
[BlackElo "1772"]
[PlyCount "17"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. Nf3 Nc6 5. Nc3 a6 6. Be2 e6 7. Ne5 Nxe5 8. Bxe5 cxd4 9. Qxd4 1/2-1/2

[Event "Bucaramanga Bonita op"]
[Site "Bucaramanga"]
[Date "2021.09.04"]
[Round "1"]
[White "Narvaez Guerra, Manuel Jose"]
[Black "Marquez, Benjamin"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1643"]
[BlackElo "2000"]
[PlyCount "123"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. h3 h6 7. 0-0 g5 8. b4 Bb6 9. a4 a5 10. b5 Ne7 11. Qb3 0-0 12. Nbd2 Ng6 13. d4 g4 14. hxg4 Bxg4 15. dxe5 dxe5 16. Ba3 Bxf3 17. Nxf3 Nxe4 18. Bxf8 Qxf8 19. Bd5 Nc5 20. Qc4 Qg7 21. Qg4 Kh8 22. Nh4 Nf4 23. Qxg7+ Kxg7 24. Bc4 Kf6 25. g3 Nfd3 26. Bxd3 Nxd3 27. Nf3 Rg8 28. Kg2 Nf4+ 29. Kh2 Nd3 30. Nd2 Ke6 31. Kg2 Bc5 32. Nc4 b6 33. Rad1 e4 34. f3 f5 35. Rh1 Rg6 36. fxe4 fxe4 37. Rhf1 h5 38. Kh2 Rg4 39. Rd2 Ne5 40. Nxe5 Kxe5 41. Rd7 Bd6 42. Rdf7 e3 43. Re1 Ke4 44. Kg2 Rxg3+ 45. Kf1 h4 46. Rh7 h3 47. Rh8 h2 48. Rh4+ Bf4 49. Rxh2 Rf3+ 50. Kg1 Bxh2+ 51. Kxh2 Kd3 52. Kg1 e2 53. Ra1 Rf4 54. c4 Kxc4 55. Re1 Kd3 56. Ra1 Rf1+ 57. Rxf1 exf1Q+ 58. Kxf1 Kc4 59. Ke2 Kb4 60. Kd3 Kxa4 61. Kc3 Kxb5 62. Kb3 0-1

[Event "Bogota Bonita op"]
[Site "Bogota"]
[Date "2019.09.29"]
[Round "7"]
[White "Gonzalez Parejo, Ramon Junior"]
[Black "Marquez, Benjamin"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "2228"]
[BlackElo "2003"]
[PlyCount "23"]
[EventDate "2019.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Bf5 3. c4 e6 4. Nc3 Nf6 5. Qb3 Nc6 6. Bg5 Nb4 7. Rc1 Be7 8. c5 Nc6 9. Qxb7 Na5 10. Qa6 c6 11. b4 Nc4 12. Qxc6+ 1-0

[Event "Bogota Bonita op"]
[Site "Bogota"]
[Date "2019.09.29"]
[Round "6"]
[White "Marquez, Benjamin"]
[Black "Dlaikan, Kevin"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2003"]
[BlackElo "1638"]
[PlyCount "69"]
[EventDate "2019.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d6 3. Nf3 h6 4. h3 g5 5. Bh2 Bg7 6. e3 0-0 7. c4 Nc6 8. Nc3 Nd7 9. Bd3 f5 10. Rc1 e5 11. dxe5 dxe5 12. e4 g4 13. Ng1 Nc5 14. Bb1 Qg5 15. g3 Rd8 16. Nd5 Nb4 17. Rc3 fxe4 18. h4 Rxd5 19. cxd5 Qe7 20. Ne2 Bf5 21. 0-0 Rd8 22. Qc1 Rxd5 23. a3 Ncd3 24. Qe3 Nxb2 25. axb4 Nd1 26. Qxa7 Nxc3 27. Nxc3 Rd4 28. Qxb7 Rxb4 29. Nd5 Rxb7 30. Nxe7+ Kf7 31. Nxf5 Rb4 32. Rc1 Bf8 33. Ne3 Ke6 34. Ba2+ Kd7 35. Nxg4 1-0

[Event "Bogota Bonita op"]
[Site "Bogota"]
[Date "2019.09.28"]
[Round "5"]
[White "Jaimes Rios, Luis Alejandro"]
[Black "Marquez, Benjamin"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1777"]
[BlackElo "2003"]
[PlyCount "24"]
[EventDate "2019.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Qd3 Nf6 6. Nxc6 dxc6 7. Nd2 Bb4 8. c3 Bc5 9. g3 Qg4 10. Qe2 0-0 11. Bg2 Re8 12. Qxg4 Bxg4 0-1

[Event "Bogota Bonita op"]
[Site "Bogota"]
[Date "2019.09.28"]
[Round "4"]
[White "Marquez, Benjamin"]
[Black "Gomez Gonzalez, Juan Esteban"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2003"]
[BlackElo "1507"]
[PlyCount "34"]
[EventDate "2019.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Bf5 3. c4 dxc4 4. Nc3 Nf6 5. e3 e6 6. Bxc4 Bd6 7. Bg5 Nbd7 8. e4 Bg6 9. e5 Nxe5 10. dxe5 Bxe5 11. Qxd8+ Rxd8 12. f4 Bxc3+ 13. bxc3 Be4 14. Bf1 Rd7 15. Bxf6 gxf6 16. Rd1 Rg8 17. Rxd7 Kxd7 1-0

[Event "Bogota Bonita op"]
[Site "Bogota"]
[Date "2019.09.27"]
[Round "2"]
[White "Marquez, Benjamin"]
[Black "Florez Caceres, Rafael Omar"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2003"]
[BlackElo "1633"]
[PlyCount "36"]
[EventDate "2019.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4 Bg7 5. h3 c6 6. e3 0-0 7. Be2 Nbd7 8. Kf1 Re8 9. Ne5 Nf8 10. b4 N6d7 11. Nd3 f6 12. Rb1 e5 13. Bg3 Ne6 14. Nc5 Ndxc5 15. dxc5 a5 16. a3 axb4 17. axb4 Bd7 18. Qd2 Qc7 1-0

[Event "Bogota Bonita op"]
[Site "Bogota"]
[Date "2019.09.27"]
[Round "3"]
[White "Palencia Morales, Wilson Guillermo"]
[Black "Marquez, Benjamin"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2356"]
[BlackElo "2003"]
[PlyCount "55"]
[EventDate "2019.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Bxc6 dxc6 5. d3 Nd7 6. Nbd2 Bc5 7. a3 a5 8. Nc4 f6 9. c3 b5 10. Ne3 a4 11. d4 exd4 12. cxd4 Bd6 13. b4 0-0 14. Bb2 Re8 15. e5 Bf8 16. Qc2 Bb7 17. Rd1 Nb6 18. 0-0 Nd5 19. Rfe1 Be7 20. exf6 Bxf6 21. Ne5 Re6 22. Nf5 Qe8 23. Ng3 g6 24. Ne4 Be7 25. Nc5 Bxc5 26. dxc5 Rd8 27. Qd2 Nf6 28. Qxd8 1-0

[Event "Santander Departamental-ch"]
[Site "Santander"]
[Date "2018.12.29"]
[Round "4"]
[White "Marquez, Benjamin"]
[Black "Virviescas, Mauricio Enrique"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2003"]
[BlackElo "1600"]
[PlyCount "19"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Bf5 3. e3 e6 4. c4 Bb4+ 5. Nc3 Bxc3+ 6. bxc3 Nf6 7. Qb3 b6 8. cxd5 Nxd5 9. Bb5+ c6 10. Bxc6+ 1-0

[Event "Santander Departamental-ch"]
[Site "Santander"]
[Date "2018.12.28"]
[Round "2"]
[White "Marquez, Benjamin"]
[Black "Mendez Soto, Samuel Felipe"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2003"]
[BlackElo "1631"]
[PlyCount "53"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 a6 4. a4 e6 5. Nd2 h6 6. Bd3 c5 7. c3 cxd4 8. exd4 Nc6 9. Ngf3 Bd6 10. Bg3 Qc7 11. Qe2 0-0 12. Ne5 Bd7 13. f4 Rae8 14. 0-0 Ne7 15. Bh4 Nh7 16. Qh5 f6 17. Nxd7 Qxd7 18. c4 f5 19. c5 Bb8 20. Bxe7 Rxe7 21. b4 Nf6 22. Qe2 Ne4 23. Qe3 Qc7 24. g3 g5 25. Bxe4 fxe4 26. fxg5 hxg5 27. Qxg5+ 1-0

[Event "Santander Departamental-ch"]
[Site "Santander"]
[Date "2018.12.27"]
[Round "1"]
[White "Florez Caceres, Rafael Omar"]
[Black "Marquez, Benjamin"]
[Result "1/2-1/2"]
[ECO "C65"]
[WhiteElo "1440"]
[BlackElo "2003"]
[PlyCount "77"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 Bb6 6. 0-0 d6 7. Nbd2 a6 8. Ba4 0-0 9. Bc2 Ba7 10. Nc4 b5 11. Ne3 Nh5 12. Nxe5 Nxe5 13. Qxh5 Bxe3 14. Bxe3 Bg4 15. Qg5 f6 16. Qh4 Be2 17. Rfe1 Bxd3 18. Bb3+ Bc4 19. f4 Bxb3 20. axb3 Ng6 21. Qh5 Qe8 22. Qd5+ Qf7 23. g3 Qxd5 24. exd5 Ne7 25. c4 Kf7 26. Ra2 c6 27. dxc6 Nxc6 28. Rd1 Nb4 29. Ra5 Rfe8 30. Kf2 bxc4 31. bxc4 Re4 32. b3 Rae8 33. Bd2 Rd4 34. Kf3 Rd3+ 35. Kf2 Nc6 36. Rxa6 Nd4 37. Rxd6 Re2+ 38. Kg1 Rdxd2 39. Rxd4 1/2-1/2

[Event "Bucaramanga Seman Santa op"]
[Site "Bucaramanga"]
[Date "2016.03.21"]
[Round "7.1"]
[White "Gonzalez Delgado, Hugo Andres"]
[Black "Marquez, Benjamin"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "1858"]
[BlackElo "2003"]
[PlyCount "22"]
[EventDate "2016.03.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 d6 7. Qe2 Nge7 8. Be3 Be6 9. 0-0-0 0-0 10. f4 Qe8 11. f5 Bc4 1/2-1/2

[Event "Bucaramanga Seman Santa op"]
[Site "Bucaramanga"]
[Date "2016.03.19"]
[Round "2.2"]
[White "Marquez, Benjamin"]
[Black "Rueda Plata, Alvaro"]
[Result "1-0"]
[ECO "C26"]
[WhiteElo "2003"]
[BlackElo "1603"]
[PlyCount "35"]
[EventDate "2016.03.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. a3 e5 2. e4 Nf6 3. Nc3 Bc5 4. Bc4 0-0 5. Nf3 d6 6. d3 h6 7. h3 Be6 8. g4 Nc6 9. g5 hxg5 10. Bxg5 Bxc4 11. dxc4 Ne7 12. Bxf6 gxf6 13. Rg1+ Ng6 14. Nh4 Re8 15. Qh5 Kf8 16. Nd5 c6 17. Qh6+ Kg8 18. Nf5 1-0

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2016.01.10"]
[Round "3"]
[White "Hernandez Fonseca, Maria Paula"]
[Black "Marquez, Benjamin"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1983"]
[BlackElo "2003"]
[PlyCount "79"]
[EventDate "2016.01.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb4+ 6. c3 Be7 7. Be3 d6 8. N1d2 Nf6 9. f3 a6 10. Qc2 Be6 11. Nd4 Bd7 12. Nxc6 Bxc6 13. 0-0-0 b5 14. g4 h6 15. Be2 Qc8 16. h4 a5 17. g5 Nd7 18. gxh6 gxh6 19. Nb3 Qb7 20. Nd4 Nf6 21. Nf5 Nxe4 22. Nxe7 Kxe7 23. Bd4 Rhg8 24. Bd3 Nc5 25. Rhe1+ Ne6 26. Bf5 Bd5 27. Bxe6 Bxe6 28. Rxe6+ fxe6 29. Qh7+ Kf8 30. Qxh6+ Kf7 31. Qh7+ Kf8 32. Qh6+ Kf7 33. Qf6+ Ke8 34. Qxe6+ Kf8 35. Qf6+ Ke8 36. Re1+ Kd7 37. Qe6+ Kc6 38. Qe4+ Kd7 39. Qxb7 Rab8 40. Qd5 1-0

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2016.01.10"]
[Round "6"]
[White "Marquez, Benjamin"]
[Black "Gelvez Chaparro, Jorge Enrique"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2003"]
[BlackElo "1688"]
[PlyCount "37"]
[EventDate "2016.01.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Be7 5. h3 Nbd7 6. Bd3 0-0 7. Nbd2 Re8 8. 0-0 Nf8 9. a4 Ng6 10. Bxg6 hxg6 11. a5 c5 12. c3 Bd6 13. Ne5 c4 14. b3 cxb3 15. Qxb3 Bc7 16. Qb5 Nd7 17. Ndf3 a6 18. Qb4 b6 19. Nc6 1-0

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2016.01.09"]
[Round "1"]
[White "Campos Gomez, Manuel"]
[Black "Marquez, Benjamin"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "1524"]
[BlackElo "2003"]
[PlyCount "38"]
[EventDate "2016.01.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Bc5 5. c3 0-0 6. d4 Bb6 7. Bg5 d6 8. Bxc6 bxc6 9. dxe5 dxe5 10. Qxd8 Rxd8 11. Nxe5 Ba6 12. Re1 Nxe4 13. Bxd8 Bxf2+ 14. Kh1 Bxe1 15. Bxc7 Re8 16. Na3 Bf2 17. Nc2 Re6 18. Nd4 Ng3+ 19. hxg3 Rh6# 0-1

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2016.01.09"]
[Round "2"]
[White "Marquez, Benjamin"]
[Black "Santos Caballero, Edna Liliana"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2003"]
[BlackElo "1565"]
[PlyCount "56"]
[EventDate "2016.01.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. a3 c6 2. Nf3 d5 3. d4 Nf6 4. Bf4 Nbd7 5. e3 e6 6. c4 c5 7. Nc3 cxd4 8. exd4 dxc4 9. Bxc4 Nb6 10. Bb5+ Bd7 11. 0-0 Bxb5 12. Nxb5 Nbd5 13. Bg3 a6 14. Nc3 Be7 15. Ne5 0-0 16. Re1 Rc8 17. Qd3 Nxc3 18. bxc3 b5 19. a4 Qe8 20. axb5 axb5 21. Reb1 Nd5 22. Rb3 b4 23. c4 Nc3 24. c5 Nd5 25. Nc4 Qb5 26. Ra5 Qb7 27. Bd6 Rfe8 28. Bxe7 Rxe7 1-0

[Event "Bogota McGregor op 4th"]
[Site "Bogota"]
[Date "2013.12.08"]
[Round "8"]
[White "Rozo Pulido, Claudia Magally"]
[Black "Marquez, Benjamin"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1515"]
[BlackElo "2036"]
[PlyCount "56"]
[EventDate "2013.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c3 e6 4. Bg5 Bd6 5. Nbd2 Nbd7 6. e4 dxe4 7. Nxe4 Be7 8. Nxf6+ Nxf6 9. Be2 0-0 10. Qc2 b6 11. 0-0 Bb7 12. c4 h6 13. Bh4 Be4 14. Qc3 a5 15. Bxf6 Bxf6 16. Qe3 Bb7 17. Rfd1 Qe7 18. b3 c5 19. Ne5 cxd4 20. Qxd4 Qc7 21. f4 Rfd8 22. Qe3 Be7 23. Nd3 Rac8 24. Kh1 Bf6 25. Rac1 Bd4 26. Qg3 Be4 27. Nf2 Bf5 28. Bf3 Be3 0-1

[Event "Bogota McGregor op 4th"]
[Site "Bogota"]
[Date "2013.12.07"]
[Round "6"]
[White "Garcia Guevara, Nicolas Leonardo"]
[Black "Marquez, Benjamin"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1773"]
[BlackElo "2036"]
[PlyCount "60"]
[EventDate "2013.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Bd6 5. Bxd6 Qxd6 6. Bd3 Qb4+ 7. Nbd2 Qxb2 8. 0-0 0-0 9. Qe2 Qa3 10. c4 Qd6 11. c5 Qe7 12. Rfb1 b6 13. cxb6 axb6 14. Ne5 Ba6 15. Bxa6 Nxa6 16. Nc6 Qd6 17. Qb5 Nb8 18. Rc1 Nxc6 19. Rxc6 Qd7 20. Nb3 Ra3 21. Rac1 Rxa2 22. Qd3 Rc8 23. Qb5 Rca8 24. Qb4 R8a7 25. f3 g6 26. Qe1 Ne8 27. Qg3 Nd6 28. R6c3 Nc4 29. e4 Rb2 30. exd5 exd5 0-1

[Event "Bogota McGregor op 4th"]
[Site "Bogota"]
[Date "2013.12.06"]
[Round "5"]
[White "Marquez, Benjamin"]
[Black "Mateus Urbano, Luis Alejandro"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2036"]
[BlackElo "2261"]
[PlyCount "118"]
[EventDate "2013.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 g6 4. e3 Bg7 5. Nbd2 0-0 6. Bd3 c5 7. c3 Nfd7 8. a4 Nc6 9. 0-0 e5 10. dxe5 Ndxe5 11. Nxe5 Nxe5 12. Be2 Bf5 13. Nf3 Nc6 14. Qb3 Na5 15. Qa3 Qb6 16. Rad1 Rfd8 17. b4 cxb4 18. cxb4 Nc4 19. Qb3 a5 20. b5 Rac8 21. Nd4 Be6 22. Bf3 Qc5 23. Rd3 Qb4 24. Rb1 Qxb3 25. Rbxb3 Nb6 26. Ra3 Rc1+ 27. Rd1 Rdc8 28. Ra1 Rxa1 29. Rxa1 Nxa4 30. g4 Rc4 31. Be2 Bxd4 32. exd4 Rxd4 33. Be3 Nc3 34. Bf3 Ra4 35. Rxa4 Nxa4 36. Bd2 b6 37. Be3 Kf8 38. Bd4 Ke7 39. Kf1 Kd6 40. Ke1 Nc5 41. Kd1 Nd7 42. Be2 f5 43. f3 fxg4 44. fxg4 Ne5 45. Bxb6 Bxg4 46. Bxa5 Kc5 47. Bc7 Bxe2+ 48. Kxe2 Nc4 49. Kf3 Kxb5 50. Kg4 Kc6 51. Bf4 d4 52. Kg5 Kd5 53. Kh6 Ke4 54. Bc1 d3 55. Kxh7 Kf5 56. h4 d2 57. Bxd2 Nxd2 58. Kh6 Nf3 59. h5 g5 0-1

[Event "Bogota McGregor op 4th"]
[Site "Bogota"]
[Date "2013.12.06"]
[Round "4"]
[White "Visser, Johan"]
[Black "Marquez, Benjamin"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1773"]
[BlackElo "2036"]
[PlyCount "47"]
[EventDate "2013.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. c3 d5 4. Qa4 Qd6 5. exd5 Qxd5 6. d4 Bd7 7. Qc4 Qe4+ 8. Be3 exd4 9. cxd4 Be6 10. Qd3 Qxd3 11. Bxd3 Nb4 12. Be4 Nf6 13. a3 Nxe4 14. axb4 Bxb4+ 15. Nbd2 0-0 16. 0-0 Nxd2 17. Nxd2 Bd5 18. Rfc1 f5 19. g3 c6 20. Nc4 h6 21. h4 Kh7 22. Ne5 Be7 23. f4 Rg8 24. Ra5 0-1

[Event "Bogota McGregor op 4th"]
[Site "Bogota"]
[Date "2013.12.05"]
[Round "2"]
[White "Leal Ortega, Jose del Carmen"]
[Black "Marquez, Benjamin"]
[Result "0-1"]
[ECO "D52"]
[BlackElo "2036"]
[PlyCount "36"]
[EventDate "2013.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. c4 e6 2. d4 d5 3. Nf3 Nf6 4. Nc3 Nbd7 5. Bg5 c6 6. e3 Qa5 7. Nd2 Bb4 8. Qc2 0-0 9. Be2 e5 10. 0-0 exd4 11. exd4 dxc4 12. Bh4 b5 13. Bf3 Bb7 14. a4 Qb6 15. Rfb1 Qc7 16. Bg3 Qc8 17. axb5 cxb5 18. Bxb7 Qxb7 0-1

[Event "Bogota McGregor op 4th"]
[Site "Bogota"]
[Date "2013.12.05"]
[Round "3"]
[White "Marquez, Benjamin"]
[Black "Ruiz Agudelo, Santiago"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2036"]
[BlackElo "1726"]
[PlyCount "25"]
[EventDate "2013.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. Bf4 Bf5 4. e3 Nd7 5. Be2 e6 6. 0-0 Ngf6 7. h3 Be7 8. c4 0-0 9. Qb3 Qb6 10. c5 Qxb3 11. axb3 b6 12. b4 Rfe8 13. Ba6 1-0

[Event "Bogota McGregor op 4th"]
[Site "Bogota"]
[Date "2013.12.04"]
[Round "1"]
[White "Marquez, Benjamin"]
[Black "Ramirez, Patricio"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2036"]
[PlyCount "42"]
[EventDate "2013.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 c6 5. Nbd2 Be7 6. Bd3 0-0 7. Ne5 c5 8. c3 Nbd7 9. g4 cxd4 10. cxd4 Qa5 11. Qf3 Bb4 12. Qe2 Ne4 13. Rd1 Nxd2 14. Rxd2 Bxd2+ 15. Qxd2 Qxd2+ 16. Kxd2 a6 17. h4 Nf6 18. h5 Bd7 19. g5 Ne4+ 20. Ke2 Rac8 21. Rd1 b5 0-1

[Event "Santander Departamental-ch"]
[Site "Santander"]
[Date "2013.11.30"]
[Round "6"]
[White "Velez Rueda, Juan Diego"]
[Black "Marquez, Benjamin"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "1622"]
[BlackElo "2036"]
[PlyCount "91"]
[EventDate "2013.11.28"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Nbd7 5. e3 a6 6. Qc2 Be7 7. Bd2 c5 8. cxd5 exd5 9. dxc5 Nxc5 10. Be2 Bg4 11. 0-0 Rc8 12. Rac1 0-0 13. Nd4 Bxe2 14. Ndxe2 b5 15. Nf4 g5 16. Nd3 Ne6 17. Qb3 d4 18. Ne2 Ne4 19. Qd1 dxe3 20. Bxe3 Qa5 21. Qb3 Nd2 22. Bxd2 Qxd2 23. Nc3 Qxd3 24. Nd5 Qxb3 25. Nxe7+ Kg7 26. axb3 Rxc1 27. Rxc1 Nd4 28. Re1 Nxb3 29. Re3 Rd8 30. g3 Nd4 31. Kg2 Kf8 32. Kh3 f5 33. Nxf5 Nxf5 34. Rf3 Rd5 35. g4 Kg7 36. gxf5 Kf6 37. Ra3 Kxf5 38. Rxa6 Rd2 39. Kg2 Rxb2 40. Rh6 b4 41. Rxh7 b3 42. Rb7 Rb1 43. Rb5+ Kf4 44. Rb4+ Ke5 45. Rb5+ Kd4 46. Rxg5 0-1

[Event "Santander Departamental-ch"]
[Site "Santander"]
[Date "2013.11.29"]
[Round "4"]
[White "Rey, Luis Hernando"]
[Black "Marquez, Benjamin"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "1702"]
[BlackElo "2036"]
[PlyCount "94"]
[EventDate "2013.11.28"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Bc5 5. c3 0-0 6. d4 Bb6 7. d5 Ne7 8. Bd3 d6 9. h3 Ng6 10. Bg5 h6 11. Be3 Nh5 12. Nbd2 Nhf4 13. Nc4 Qf6 14. Be2 Bd7 15. Nxb6 axb6 16. Kh2 b5 17. Ng1 Ra4 18. Bf3 Ne7 19. g3 Nfg6 20. Bg2 Rfa8 21. a3 Nf8 22. Qh5 c5 23. Bd2 Qg6 24. Qxg6 Nfxg6 25. Rae1 f5 26. f3 f4 27. Ne2 Rf8 28. Rd1 Nc8 29. g4 Nb6 30. Bc1 Raa8 31. Rf2 Rfc8 32. Ng1 b4 33. Bf1 bxa3 34. bxa3 Ba4 35. Rdd2 c4 36. Rb2 Bb3 37. Bxc4 Nxc4 38. Rxb3 b6 39. Rc2 Nf8 40. Kg2 Nd7 41. Kf2 Nc5 42. Rb5 Nd3+ 43. Ke2 Nxc1+ 44. Rxc1 Rxa3 45. Kd3 Ra2 46. Rc2 Rxc2 47. Kxc2 Na3+ 0-1

[Event "Santander Departamental-ch"]
[Site "Santander"]
[Date "2013.11.29"]
[Round "2"]
[White "Suarez Pinto, Sergio Rafael"]
[Black "Marquez, Benjamin"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "1778"]
[BlackElo "2036"]
[PlyCount "105"]
[EventDate "2013.11.28"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Bc5 5. d3 d6 6. c3 0-0 7. Nbd2 Bg4 8. h3 Bh5 9. Re1 Qe7 10. Nf1 h6 11. Ng3 Bg6 12. Be3 Bxe3 13. Rxe3 Nh5 14. Nxh5 Bxh5 15. Qe1 Nd8 16. d4 c5 17. dxc5 dxc5 18. Rd1 a6 19. Bc4 b5 20. Bd5 Rb8 21. b4 c4 22. a4 Nb7 23. axb5 axb5 24. Ra1 Nd6 25. Ra6 Kh7 26. Kh2 Bxf3 27. Rxf3 Rbd8 28. Qe3 Rd7 29. Qb6 Rfd8 30. Bc6 Rc7 31. Bd5 f6 32. Re3 Qd7 33. Re1 Nc8 34. Qe3 Ne7 35. Be6 Qd3 36. Qb6 Rc6 37. Qxb5 Rxa6 38. Qxa6 Qxc3 39. Re3 Qxb4 40. Bxc4 Rd4 41. Bd3 Ng6 42. Rg3 Qd2 43. Bb5 Qxf2 44. Be8 Nf8 45. Qb7 Ne6 46. Bg6+ Kh8 47. Qf7 Rd8 48. Qxe6 Qf4 49. Qe7 Rb8 50. Bf5 Rg8 51. Be6 g5 52. Bf5 Rg7 53. Qf8+ 1-0

[Event "Bucaramanga UDI-ch"]
[Site "Bucaramanga"]
[Date "2011.04.15"]
[Round "3.5"]
[White "Marquez, Benjamin"]
[Black "Barros, Raul Junior"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2083"]
[BlackElo "2077"]
[PlyCount "68"]
[EventDate "2011.04.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. a3 Nf6 2. Nf3 g6 3. b4 Bg7 4. Bb2 0-0 5. c4 d6 6. d4 c6 7. Nbd2 Qc7 8. Rc1 Nbd7 9. Qb3 Re8 10. e3 e5 11. d5 c5 12. e4 h6 13. Bd3 b6 14. 0-0 Nf8 15. Rfe1 Nh5 16. Nh4 Qe7 17. g3 Nf4 18. Ndf3 Nxd3 19. Qxd3 Nh7 20. Rc2 Ng5 21. Bc1 Nxf3+ 22. Qxf3 Rf8 23. Kg2 Kh7 24. h3 Bf6 25. Kh2 Bxh4 26. gxh4 Qxh4 27. Rg1 Bd7 28. Rc3 f5 29. Qg2 Rg8 30. f3 Raf8 31. Re3 g5 32. Re2 g4 33. exf5 g3+ 34. Kh1 Bxf5 0-1

[Event "Bucaramanga UDI-ch"]
[Site "Bucaramanga"]
[Date "2011.04.15"]
[Round "6.13"]
[White "Rey, Luis Hernando"]
[Black "Marquez, Benjamin"]
[Result "1/2-1/2"]
[ECO "C65"]
[BlackElo "2083"]
[PlyCount "93"]
[EventDate "2011.04.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Bc5 5. c3 0-0 6. d4 Bb6 7. dxe5 Nxe4 8. Qd5 Nc5 9. b4 Ne7 10. Qd1 Ne4 11. Qc2 d5 12. exd6 Nxd6 13. Bd3 Bf5 14. Bg5 f6 15. Bf4 Bxd3 16. Qxd3 Ndf5 17. Qc2 g5 18. Bg3 h5 19. a4 a5 20. Qe4 Qd5 21. Qxd5+ Nxd5 22. c4 Nxb4 23. c5 Nxg3 24. hxg3 Bxc5 25. Nc3 Rfe8 26. Rad1 Bb6 27. Rfe1 Rxe1+ 28. Rxe1 Kf7 29. Rd1 Re8 30. Kf1 Re6 31. Nb5 Rc6 32. Ne1 Nc2 33. Rd2 Nxe1 34. Kxe1 Rc1+ 35. Ke2 Rg1 36. Nxc7 Rxg2 37. Kf1 Rh2 38. Kg1 Rh3 39. Kg2 g4 40. Rd7+ Kg6 41. Nd5 Bc5 42. Nf4+ Kh6 43. Nxh3 gxh3+ 44. Kxh3 b6 45. f3 Kg6 46. g4 hxg4+ 47. fxg4 1/2-1/2

[Event "Bucaramanga UDI-ch"]
[Site "Bucaramanga"]
[Date "2011.04.15"]
[Round "4.14"]
[White "Suarez, Walter Camilo"]
[Black "Marquez, Benjamin"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "1967"]
[BlackElo "2083"]
[PlyCount "65"]
[EventDate "2011.04.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Bc5 5. Re1 Ng4 6. Rf1 d6 7. h3 Nf6 8. d3 h6 9. Be3 Bb6 10. Nbd2 g5 11. Nh2 Rg8 12. Ng4 Bxg4 13. hxg4 h5 14. gxh5 g4 15. Bxb6 axb6 16. g3 Nxh5 17. Kg2 Qg5 18. Rh1 Ke7 19. Bxc6 bxc6 20. Nc4 Nf6 21. Ne3 Rh8 22. Nf5+ Ke6 23. a4 d5 24. Qe2 Rxh1 25. Rxh1 Rxa4 26. b3 Rb4 27. Qe1 c5 28. c4 dxe4 29. dxe4 b5 30. Rh6 Kd7 31. Qd1+ Kc8 32. Rh8+ Kb7 33. Qd8 1-0

[Event "Santander Region-ch"]
[Site "Bucaramanga"]
[Date "2010.12.20"]
[Round "6.1"]
[White "Marquez, Benjamin"]
[Black "Quintero Rangel, Edwin"]
[Result "1-0"]
[ECO "D00"]
[PlyCount "79"]
[EventDate "2010.12.17"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. a3 d5 2. d4 Nf6 3. Bf4 e6 4. b4 Bd6 5. e3 c6 6. Nd2 Qc7 7. Bg3 Nbd7 8. f4 b6 9. c4 dxc4 10. Bxc4 Nd5 11. Qb3 Bb7 12. Rc1 f5 13. Ngf3 0-0 14. Ng5 Qb8 15. Nxe6 Re8 16. Ng5 N7f6 17. 0-0 b5 18. Bxd5+ Nxd5 19. Rce1 a5 20. bxa5 Rxa5 21. Nb1 Qa7 22. Bf2 Bxa3 23. e4 fxe4 24. Nxe4 Rf8 25. g3 Bc8 26. Re2 b4 27. Rc2 Bf5 28. Re1 Qa8 29. Nbd2 Kh8 30. Nc4 Ra7 31. Ra2 Re8 32. Ncd6 Rf8 33. Ng5 Qd8 34. Nxf5 Rxf5 35. Rae2 Ra8 36. Qc2 g6 37. Qxc6 Nc7 38. Re7 Rc8 39. Rxh7+ Kg8 40. Qxg6+ 1-0

[Event "Santander Region-ch"]
[Site "Bucaramanga"]
[Date "2010.12.19"]
[Round "5.1"]
[White "Sanchez, Sebastian Felipe"]
[Black "Marquez, Benjamin"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2150"]
[PlyCount "45"]
[EventDate "2010.12.17"]
[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 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. Qb3 Nce7 11. 0-0 0-0 12. Rfe1 c6 13. Qa3 Bf5 14. Ne4 b5 15. Bf1 Ng6 16. Rac1 Re8 17. Nc5 a5 18. Nb7 Qb6 19. Rxe8+ Rxe8 20. Nd6 Bd7 21. Nxe8 Bxe8 22. Qd6 Qc7 23. Qxd5 1-0

[Event "Santander Region-ch"]
[Site "Bucaramanga"]
[Date "2010.12.18"]
[Round "3.1"]
[White "Prieto Gomez, Camilo Orlando"]
[Black "Marquez, Benjamin"]
[Result "1-0"]
[ECO "D37"]
[PlyCount "35"]
[EventDate "2010.12.17"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Nbd7 5. e3 Be7 6. Bd3 0-0 7. 0-0 b6 8. cxd5 exd5 9. Qc2 c5 10. Bb5 Bb7 11. Qf5 g6 12. Qh3 Qc7 13. Bd2 Bc8 14. Ng5 h5 15. Ne6 fxe6 16. Qxe6+ Rf7 17. Nxd5 Nxd5 18. Qxd5 1-0

[Event "Santander Region-ch"]
[Site "Bucaramanga"]
[Date "2010.12.17"]
[Round "1.1"]
[White "De Las Salas, Kevin"]
[Black "Marquez, Benjamin"]
[Result "0-1"]
[ECO "B43"]
[PlyCount "56"]
[EventDate "2010.12.17"]
[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 a6 3. d4 cxd4 4. Nxd4 e6 5. Be3 Qc7 6. Nc3 Nf6 7. Qf3 Bb4 8. Bd2 b5 9. a3 Ba5 10. h4 Bb7 11. Bd3 d6 12. Rh3 Nbd7 13. g4 Nc5 14. g5 Bxc3 15. Bxc3 Nfxe4 16. Bxe4 Nxe4 17. Ne2 Nxg5 18. Qg4 Nxh3 19. Qxg7 0-0-0 20. Qg3 Nxf2 21. Bxh8 Ne4 22. Qd3 Rxh8 23. 0-0-0 Rg8 24. Rf1 f5 25. Nd4 Nc5 26. Qc3 Be4 27. b4 Nd3+ 28. Kd2 Rg2+ 0-1

