[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.30"]
[Round "8"]
[White "Vacca, Leonardo"]
[Black "Contreras, Camilo Andres"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2041"]
[BlackElo "1848"]
[PlyCount "11"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 f5 3. d4 cxd4 4. Bc4 g5 5. Bf4 gxf4 6. Qh5# 1-0

[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.29"]
[Round "7"]
[White "Cortes Castro, Jhonny"]
[Black "Vacca, Leonardo"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "1954"]
[BlackElo "2041"]
[PlyCount "73"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 e6 3. Nc3 Nf6 4. Bb3 Nc6 5. f4 d5 6. e5 Nd7 7. Nf3 a6 8. a4 c4 9. Ba2 Bc5 10. d4 cxd3 11. cxd3 Qb6 12. Bd2 Bf2+ 13. Kf1 0-0 14. a5 Qa7 15. Ne2 f6 16. exf6 Nxf6 17. d4 Ng4 18. h3 Ne3+ 19. Bxe3 Bxe3 20. g3 g5 21. Qd3 gxf4 22. Bb1 b5 23. axb6 Qe7 24. Ke1 Kh8 25. Rf1 e5 26. dxe5 Bf5 27. Qc3 d4 28. Nfxd4 Bxd4 29. Nxd4 Qxe5+ 30. Ne2 Bxb1 31. Rxb1 fxg3 32. Rxf8+ Rxf8 33. Qxc6 Qf5 34. Qc3+ Rf6 35. b7 Qxb1+ 36. Kd2 Kg7 37. b8Q 1-0

[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.29"]
[Round "6"]
[White "Vacca, Leonardo"]
[Black "Pacheco Jimenez, Yesenia Camila"]
[Result "1/2-1/2"]
[ECO "B56"]
[WhiteElo "2041"]
[BlackElo "1748"]
[PlyCount "133"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nf3 Be7 7. Bc4 0-0 8. Bg5 Nbd7 9. Qd2 a6 10. 0-0-0 b5 11. Bb3 Bb7 12. Rhe1 Rc8 13. Bxf6 Nxf6 14. Kb1 h6 15. g4 b4 16. Nd5 Nxd5 17. Bxd5 Bxd5 18. Qxd5 Qb6 19. Re3 Rc5 20. Qb3 a5 21. h4 Qc6 22. Rd5 Rc8 23. Rxc5 Qxc5 24. g5 hxg5 25. hxg5 g6 26. a3 Kg7 27. axb4 axb4 28. Ne1 Bxg5 29. Nd3 Bxe3 30. Nxc5 Bxc5 31. Qd5 Re8 32. f3 Re7 33. Ka2 f5 34. Kb3 Kf6 35. Qg8 fxe4 36. Qh8+ Rg7 37. Qd8+ Re7 38. fxe4 Kf7 39. Kc4 Re8 40. Qd7+ Re7 41. Qh3 Kg7 42. Kd5 Rf7 43. c3 bxc3 44. Qxc3 Rb7 45. b3 Rb4 46. Qf3 Rb8 47. Ke6 Rf8 48. Qd3 Rb8 49. Qd5 Kh6 50. Kf7 Kg5 51. Qd2+ Kg4 52. Qd3 g5 53. Ke6 Kf4 54. Kd5 Rb4 55. Qd2+ Kg4 56. Qg2+ Kf4 57. Qh2+ Kg4 58. Qe2+ Kf4 59. Qf1+ Kg3 60. Qe1+ Kf3 61. Qc3+ Kf4 62. Qd2+ Kg4 63. Qd1+ Kg3 64. Qe1+ Kf3 65. Qf1+ Kg3 66. Qe1+ Kf3 67. Qd1+ 1/2-1/2

[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.28"]
[Round "5"]
[White "Chavez Duero, Brayan Steven"]
[Black "Vacca, Leonardo"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "1890"]
[BlackElo "2041"]
[PlyCount "60"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. b3 Nc6 3. Bb2 e5 4. Bc4 Nf6 5. d3 Be7 6. Nc3 d6 7. Nge2 Be6 8. 0-0 0-0 9. f4 Ng4 10. Qd2 exf4 11. Nxf4 Bg5 12. h3 Nge5 13. Qf2 Bxf4 14. Qxf4 Nd4 15. Qf2 Qg5 16. Kh1 Nxc4 17. bxc4 f5 18. Bc1 Qh5 19. Bf4 fxe4 20. Nxe4 Rad8 21. Rae1 Bc8 22. c3 Ne6 23. Qg3 Nxf4 24. Rxf4 Rxf4 25. Qxf4 Qf5 26. Qh4 Qf8 27. Re3 b6 28. Rf3 Qe8 29. Nf6+ gxf6 30. Rg3+ Kf8 1-0

[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.28"]
[Round "4"]
[White "Vacca, Leonardo"]
[Black "Lopez Ramirez, Jorge Hernan"]
[Result "1-0"]
[ECO "B29"]
[WhiteElo "2041"]
[BlackElo "1898"]
[PlyCount "83"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nf3 Nf6 4. e5 Ng4 5. Qe2 g6 6. h3 Nh6 7. Ne4 Qa5 8. c3 Bg7 9. d3 0-0 10. Bf4 Nf5 11. Qd2 d6 12. exd6 e5 13. Bg5 f6 14. Be3 Nxe3 15. Qxe3 Nd4 16. Rc1 f5 17. Ned2 Nc6 18. Be2 f4 19. Qe4 Qxa2 20. 0-0 Kh8 21. Nc4 Bf5 22. Qd5 b5 23. Ra1 Qb3 24. Bd1 Nb4 25. Qxa8 Rxa8 26. Bxb3 bxc4 27. Bxc4 Nxd3 28. Bxd3 Bxd3 29. Rfe1 e4 30. Ng5 e3 31. fxe3 h6 32. Ne6 a6 33. d7 Bf6 34. Nxf4 Bf5 35. Red1 Bd8 36. Rd6 Kg7 37. Raxa6 Rb8 38. e4 Bxe4 39. Ne6+ Kf7 40. Nxc5 Bb7 41. Rab6 Bxb6 42. Rxb6 1-0

[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.27"]
[Round "3"]
[White "Plazas, Alfonso"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "1890"]
[BlackElo "2041"]
[PlyCount "100"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 c5 2. d5 Nf6 3. c4 b5 4. Nf3 bxc4 5. Nc3 d6 6. e4 Nbd7 7. Bxc4 g6 8. 0-0 Bg7 9. Bg5 0-0 10. Qd2 Rb8 11. Rab1 Qa5 12. Rfe1 Re8 13. e5 Nxe5 14. Nxe5 dxe5 15. Rxe5 Ne4 16. Rxe4 Bxc3 17. Qf4 Rxb2 18. Rxb2 Bxb2 19. d6 e6 20. h4 Bd7 21. h5 Bg7 22. h6 Bf8 23. Be7 Rxe7 24. dxe7 Bxe7 25. Re3 Qd2 26. Qb8+ Bf8 27. Bf1 c4 28. Bxc4 Qc1+ 29. Bf1 a6 30. Qe5 Bb5 31. Re1 Qd2 32. Bxb5 axb5 33. Qe2 Qg5 34. Rb1 b4 35. Qe3 Qh5 36. Qa7 Qxh6 37. Rd1 Qg5 38. g3 Bc5 39. Qb8+ Kg7 40. Rd8 e5 41. Kg2 Qf5 42. Rd2 Qe4+ 43. Kh2 Qe1 44. Qd8 Bxf2 45. Qd3 Bxg3+ 46. Kg2 Bf4 47. Rf2 Be3 48. Re2 Qg1+ 49. Kf3 Qf1+ 50. Kg3 Bf4+ 0-1

[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.27"]
[Round "2"]
[White "Vacca, Leonardo"]
[Black "Idrobo, Juan Manuel"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2041"]
[BlackElo "1809"]
[PlyCount "57"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bc4 c6 5. dxc6 Nxc6 6. Nf3 e6 7. d4 Bd6 8. 0-0 Qc7 9. Nc3 a6 10. Re1 0-0 11. Bg5 Be7 12. d5 exd5 13. Bxf6 Bxf6 14. Nxd5 Qd8 15. Nxf6+ gxf6 16. Re3 Qc7 17. Bd3 Bg4 18. Qe1 Kh8 19. Qc3 Rg8 20. Qxf6+ Rg7 21. Ng5 Rd8 22. Rae1 Qd7 23. Bxh7 Rf8 24. Bd3 Kg8 25. Rg3 Nb4 26. h3 Bh5 27. Bh7+ Kh8 28. Bf5 Qd2 29. Nf3 1-0

[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.26"]
[Round "1"]
[White "Dabraccio, Guillermo"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1562"]
[BlackElo "2041"]
[PlyCount "90"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 c5 2. c3 Nf6 3. Bf4 Qb6 4. Bc1 d5 5. Nf3 Nc6 6. dxc5 Qxc5 7. Nbd2 e5 8. Nb3 Qd6 9. Bg5 Ne4 10. g3 Nxg5 11. Nxg5 Be7 12. h4 h6 13. Nf3 e4 14. Nfd2 e3 15. Nf3 0-0 16. Qd3 exf2+ 17. Kxf2 Bd8 18. Bh3 Bc7 19. Rag1 Re8 20. Bxc8 Bb6+ 21. Nbd4 Raxc8 22. Kg2 Re4 23. Nxc6 Bxg1 24. Ncd4 Bxd4 25. Nxd4 Rce8 26. Qf3 Re3 27. Qf2 Qe5 28. Rf1 Qe4+ 29. Kh3 f6 30. Re1 Re5 31. Qg2 Qg6 32. Rf1 R5e4 33. Rf3 Qe8 34. Rxe3 Qd7+ 35. Kh2 Rxe3 36. Qf2 Re5 37. Qf4 Kf7 38. a3 g5 39. Qf3 Kg6 40. hxg5 hxg5 41. Qd3+ Re4 42. c4 f5 43. c5 Qe8 44. e3 f4 45. exf4 Qh8+ 0-1

[Event "Palmira op-B"]
[Site "Palmira"]
[Date "2022.12.18"]
[Round "8"]
[White "Vacca, Leonardo"]
[Black "Luligo Bejarano, Luis Angel"]
[Result "1-0"]
[ECO "B86"]
[WhiteElo "2041"]
[BlackElo "1675"]
[PlyCount "63"]
[EventDate "2022.12.14"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Be7 8. g4 0-0 9. g5 Ne8 10. Rg1 Nc6 11. Be3 Qc7 12. Qh5 g6 13. Qh6 Nxd4 14. Bxd4 f6 15. 0-0-0 Rf7 16. Rd3 fxg5 17. Rh3 Bf6 18. Bxf6 Nxf6 19. Rxg5 Rg7 20. f4 Kf8 21. Qh4 Qe7 22. e5 Nh5 23. Rd3 Bd7 24. Rxd6 Rf7 25. f5 h6 26. Rxh5 gxh5 27. f6 Qe8 28. Qxh5 Rh7 29. Qg4 Qf7 30. Rxd7 Qxd7 31. Bxe6 Rg7 32. Qb4+ 1-0

[Event "Palmira op-B"]
[Site "Palmira"]
[Date "2022.12.17"]
[Round "7"]
[White "Navia Alvarez, Edwin Adrian"]
[Black "Vacca, Leonardo"]
[Result "1-0"]
[ECO "C25"]
[WhiteElo "2023"]
[BlackElo "2041"]
[PlyCount "83"]
[EventDate "2022.12.14"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Bc5 3. Bc4 d6 4. Nf3 Bg4 5. h3 Bh5 6. d3 h6 7. Be3 Nd7 8. a3 c6 9. Qe2 Ngf6 10. Bb3 Bxe3 11. fxe3 Nc5 12. Ba2 a5 13. Qf2 Qb6 14. Rb1 Qa6 15. 0-0 b5 16. Qg3 Ncd7 17. b4 Bxf3 18. Qxf3 Qa7 19. Kh2 Qc7 20. Kh1 Nf8 21. Bb3 Ng6 22. Ne2 0-0 23. Ng3 axb4 24. axb4 d5 25. exd5 cxd5 26. Nf5 Kh7 27. Nxg7 Ra6 28. Nf5 e4 29. dxe4 Nxe4 30. Bxd5 Nc3 31. Ra1 Rxa1 32. Rxa1 Nxd5 33. Qxd5 Qxc2 34. Ra7 Nh8 35. Qe5 Rg8 36. Qd5 Rg5 37. Rxf7+ Nxf7 38. Qxf7+ Kh8 39. Qf8+ Kh7 40. Qxh6+ Kg8 41. Qxg5+ Kf7 42. Qe7+ 1-0

[Event "Palmira op-B"]
[Site "Palmira"]
[Date "2022.12.17"]
[Round "6"]
[White "Vacca, Leonardo"]
[Black "Franco, Jhonier"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "2041"]
[BlackElo "1900"]
[PlyCount "178"]
[EventDate "2022.12.14"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. c4 b5 2. cxb5 a6 3. e4 axb5 4. Bxb5 Ba6 5. Bxa6 Rxa6 6. Ne2 d5 7. exd5 Qxd5 8. 0-0 h5 9. d4 h4 10. Nbc3 Qf5 11. Qb3 Qc8 12. Bf4 g5 13. Qb5+ Nd7 14. Nd5 c6 15. Qxa6 Qxa6 16. Nc7+ Kd8 17. Nxa6 gxf4 18. Nxf4 Ngf6 19. Nd3 Rg8 20. Ne5 Nxe5 21. dxe5 Nd5 22. e6 Nf4 23. Rfd1+ Kc8 24. exf7 Rxg2+ 25. Kh1 Rg7 26. Rg1 Rxf7 27. Rg8 Nd3 28. Kg1 Kb7 29. Rd1 Nxf2 30. Nc5+ Ka7 31. Rd7+ Kb6 32. Ne6 Nh3+ 33. Kg2 Nf4+ 34. Nxf4 Rxf4 35. b4 e5 36. a3 Rf6 37. Rh8 c5 38. Rxh4 cxb4 39. axb4 Bh6 40. Rc4 Bf4 41. Rcc7 e4 42. Rb7+ Kc6 43. Rg7 Bd6 44. b5+ Kc5 45. Rg5+ Kd4 46. Ra7 e3 47. Ra4+ Kc3 48. Ra2 Kd3 49. Rd5+ Ke4 50. Rd1 Rg6+ 51. Kh1 Be5 52. Rb1 Bd4 53. Ra6 Bb6 54. Ra2 Kf3 55. Rf1+ Ke4 56. Re1 Rg5 57. Rb2 Ba5 58. Rg1 Rh5 59. b6 Rh8 60. b7 Bc7 61. Rc1 Be5 62. Rc8 Bxb2 63. Rxh8 Bxh8 64. b8Q e2 65. Qb1+ Ke3 66. Qc1+ Kd3 67. Qb1+ Kd2 68. Qa2+ Ke3 69. Qb3+ Kd2 70. Qd5+ Kc2 71. Qe4+ Kd2 72. Qf4+ Kd3 73. Qf5+ Kd2 74. Qd7+ Kc2 75. Qe8 Kd2 76. Qd8+ Kc2 77. Qe7 Kd2 78. Qd6+ Kc2 79. Qe6 Kd2 80. Qd5+ Kc2 81. Qe4+ Kd2 82. Qd5+ Kc2 83. Qc4+ Kd2 84. Qa2+ Kd3 85. Qa6+ Kd2 86. Qh6+ Kc2 87. Qe3 Kd1 88. Qd3+ Ke1 89. Qd2+ Kxd2 0-1

[Event "Palmira op-B"]
[Site "Palmira"]
[Date "2022.12.16"]
[Round "4"]
[White "Chavez Duero, Brayan Steven"]
[Black "Vacca, Leonardo"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "1890"]
[BlackElo "2041"]
[PlyCount "45"]
[EventDate "2022.12.14"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Bc4 c6 5. d4 Be6 6. Bb3 g6 7. Nf3 Bg7 8. 0-0 0-0 9. Re1 Nc7 10. Bg5 Nba6 11. Qd2 Qd7 12. Rad1 Rad8 13. Bh6 Bxb3 14. axb3 Ne6 15. Bxg7 Kxg7 16. d5 Qc7 17. Qe3 cxd5 18. Nxd5 Qc5 19. Qe5+ Kh6 20. Re4 g5 21. Nxg5 Nxg5 22. Rh4+ Kg6 23. Nf4# 1-0

[Event "Palmira op-B"]
[Site "Palmira"]
[Date "2022.12.15"]
[Round "3"]
[White "Vacca, Leonardo"]
[Black "Bolanos Lopez, Juan Jacobo"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2041"]
[BlackElo "1860"]
[PlyCount "45"]
[EventDate "2022.12.14"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. a4 Nc6 5. g3 Nf6 6. Bg2 d5 7. exd5 Nxd5 8. 0-0 Be7 9. d4 Nxc3 10. bxc3 Bf6 11. Qe2 cxd4 12. Rd1 Qb6 13. a5 Qa7 14. Ba3 dxc3 15. Qd3 e5 16. h4 Be6 17. Ng5 Rd8 18. Qxc3 Nd4 19. Nxe6 Nxe6 20. Qb4 Rd4 21. Qxb7 Qxb7 22. Bxb7 Nc7 23. Bc5 1-0

[Event "Palmira op-B"]
[Site "Palmira"]
[Date "2022.12.15"]
[Round "2"]
[White "Zuleta, Juan Esteban"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "C53"]
[WhiteElo "1811"]
[BlackElo "2041"]
[PlyCount "59"]
[EventDate "2022.12.14"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Qe7 5. 0-0 d6 6. d4 Bb6 7. Ng5 Nh6 8. d5 Nb8 9. h3 Nd7 10. b4 Nf8 11. a4 a5 12. Nf3 Bd7 13. Bg5 f6 14. Bxh6 gxh6 15. Nh4 Ng6 16. Qh5 0-0-0 17. Nf5 Bxf5 18. Qxf5+ Kb8 19. g3 Rhg8 20. Kh2 Qg7 21. Nd2 Nf4 22. Qg4 Qxg4 23. hxg4 Rxg4 24. f3 Rg5 25. g4 h5 26. bxa5 Ba7 27. Rab1 hxg4 28. fxg4 Rxg4 29. Nf3 Rdg8 30. Rb2 0-1

[Event "Palmira op-B"]
[Site "Palmira"]
[Date "2022.12.14"]
[Round "1"]
[White "Vacca, Leonardo"]
[Black "Dabraccio, Guillermo"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2041"]
[BlackElo "1562"]
[PlyCount "85"]
[EventDate "2022.12.14"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 c5 3. g3 Nc6 4. Bg2 g6 5. Nf3 Bg7 6. 0-0 Nge7 7. c3 0-0 8. Re1 d6 9. d3 Qc7 10. h4 d5 11. h5 d4 12. e5 Rb8 13. Qe4 Rd8 14. Bg5 Rd5 15. c4 Rd8 16. Na3 a6 17. Qf4 gxh5 18. Qh4 Rf8 19. Qxh5 f6 20. exf6 Bxf6 21. Bf4 e5 22. Nxe5 Bxe5 23. Rxe5 Rxf4 24. Rg5+ Ng6 25. gxf4 Qxf4 26. Re1 Kg7 27. Rg3 Bd7 28. Be4 Qh6 29. Qxc5 Re8 30. Qg5 Qxg5 31. Rxg5 Kf6 32. Rg3 Re5 33. Nc2 Bf5 34. Kf1 Nf4 35. Rf3 Kg5 36. Bxf5 Kxf5 37. Rxe5+ Kxe5 38. b4 Ne6 39. Rf7 Nf4 40. Rxh7 Nxd3 41. Rxb7 Nb2 42. b5 axb5 43. Rxb5+ 1-0

[Event "Jamundi Valle Avanza op-B"]
[Site "Jamundi"]
[Date "2022.12.11"]
[Round "7"]
[White "Vacca, Leonardo"]
[Black "Ramirez, Andres Felipe"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2041"]
[BlackElo "1762"]
[PlyCount "124"]
[EventDate "2022.12.08"]
[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 c5 2. Nf3 Nc6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 Nf6 6. Ndb5 d6 7. Bf4 e5 8. Be3 a6 9. Na3 b5 10. Nd5 Nxd5 11. Qxd5 Bb7 12. Be2 Be7 13. 0-0 Qc7 14. Qd2 0-0 15. c4 b4 16. Nc2 a5 17. Rfd1 Nd8 18. f3 Ne6 19. Rac1 Rfb8 20. b3 Nc5 21. Rb1 Bc8 22. Kh1 Be6 23. Qe1 f5 24. Bxc5 Qxc5 25. exf5 Bxf5 26. Bd3 Bxd3 27. Rxd3 Bg5 28. Rbd1 Ra6 29. Rd5 Qc7 30. c5 dxc5 31. Rxe5 h6 32. Qg3 Rc6 33. f4 Bf6 34. Red5 c4 35. Rd7 Qc8 36. Ne3 c3 37. Nd5 Qf8 38. Qd3 Kh8 39. Ne3 Re8 40. h3 Rcc8 41. Ng4 c2 42. Rc1 Bb2 43. Rxc2 Re1+ 44. Kh2 Qxf4+ 45. g3 Rxc2+ 46. Qxc2 Qe4 47. Qxe4 Rxe4 48. Kg2 Re2+ 49. Kf3 Rc2 50. Rd5 Ba3 51. Rxa5 Rxa2 52. h4 Rb2 53. h5 Rxb3+ 54. Ke4 Rxg3 55. Ne5 Bb2 56. Ng6+ Kg8 57. Ra7 Rg5 58. Nf4 Bc3 59. Rb7 Re5+ 60. Kf3 Bd2 61. Rb8+ Kh7 62. Ng6 Rxh5 0-1

[Event "Jamundi Valle Avanza op-B"]
[Site "Jamundi"]
[Date "2022.12.10"]
[Round "5"]
[White "Chavarro, Jeffry"]
[Black "Vacca, Leonardo"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2020"]
[BlackElo "2041"]
[PlyCount "21"]
[EventDate "2022.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. g3 e6 4. Bg2 d5 5. 0-0 Nc6 6. b3 Qb6 7. Bb2 Be7 8. dxc5 Qxc5 9. Nbd2 0-0 10. c4 d4 11. Re1 1/2-1/2

[Event "Jamundi Valle Avanza op-B"]
[Site "Jamundi"]
[Date "2022.12.10"]
[Round "6"]
[White "Franco, Jhonier"]
[Black "Vacca, Leonardo"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "1900"]
[BlackElo "2041"]
[PlyCount "45"]
[EventDate "2022.12.08"]
[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 c5 2. b4 b6 3. b5 Bb7 4. Nc3 Nf6 5. e5 Ne4 6. Nxe4 Bxe4 7. Qg4 Bb7 8. Bc4 h5 9. Qf4 e6 10. Nf3 Be7 11. h4 d5 12. exd6 Bxd6 13. Qe3 Qf6 14. Rb1 Bxf3 15. gxf3 Nd7 16. Bd5 Rc8 17. Bc6 Bf4 18. Qe4 Rc7 19. Bb2 e5 20. d4 0-0 21. d5 Qd6 22. Rg1 f5 23. Qxf4 1-0

[Event "Jamundi Valle Avanza op-B"]
[Site "Jamundi"]
[Date "2022.12.09"]
[Round "3"]
[White "Cortes Castro, Jhonny"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1954"]
[BlackElo "2041"]
[PlyCount "58"]
[EventDate "2022.12.08"]
[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 c5 2. f4 d5 3. e5 Nc6 4. Nf3 Bg4 5. Bb5 Qb6 6. Bxc6+ Qxc6 7. h3 Bd7 8. d4 e6 9. Be3 Qb6 10. Qc1 Bb5 11. Nc3 Ba6 12. Kf2 Qc7 13. Rd1 h5 14. g4 Nh6 15. Kg3 f6 16. dxc5 Qf7 17. f5 hxg4 18. hxg4 Nxg4 19. Kxg4 fxe5 20. fxe6 Qxe6+ 21. Kg3 Rh3+ 22. Kf2 Qg4 23. Rg1 Rxf3+ 24. Ke1 Qh4+ 25. Kd1 d4 26. Bg5 Qh5 27. Ke1 dxc3 28. Qd1 Bxc5 29. Qd5 Rf1+ 0-1

[Event "Jamundi Valle Avanza op-B"]
[Site "Jamundi"]
[Date "2022.12.09"]
[Round "4"]
[White "Vacca, Leonardo"]
[Black "Navia Alvarez, Edwin Adrian"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "2041"]
[BlackElo "2023"]
[PlyCount "198"]
[EventDate "2022.12.08"]
[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 c6 2. Nc3 d5 3. e3 Nf6 4. Nf3 Bg4 5. Qb3 Bc8 6. d4 e6 7. Bd2 Bd6 8. Rc1 Nbd7 9. Bd3 0-0 10. 0-0 dxc4 11. Qxc4 e5 12. Bb1 Qe7 13. Qd3 Re8 14. e4 exd4 15. Nxd4 Nc5 16. Qc2 Qe5 17. Nf3 Qh5 18. e5 Bxe5 19. Nxe5 Rxe5 20. Bf4 Re8 21. Bg3 Be6 22. b4 Ncd7 23. a4 Nd5 24. Qb2 N7f6 25. Rfe1 Nxc3 26. Qxc3 Bd5 27. f3 Nd7 28. Qd4 b6 29. Rcd1 Nf8 30. Bc2 Re6 31. a5 bxa5 32. bxa5 f6 33. Qc5 Bxf3 34. Qxh5 Rxe1+ 35. Rxe1 Bxh5 36. Re7 Bf7 37. Be4 Bd5 38. Bxd5+ cxd5 39. a6 h5 40. Bf2 Rc8 41. Be3 Rc3 42. Bxa7 Rc6 43. Re8 Kf7 44. Rd8 Rxa6 45. Bc5 Ne6 46. Rxd5 Ra1+ 47. Kf2 Ra2+ 48. Kf1 Ra1+ 49. Kf2 Nf4 50. Rd2 Ra4 51. Be3 Ne6 52. Rd7+ Kg6 53. Rd2 Kf5 54. Kf3 Ra3 55. Rd5+ Kg6 56. Kf2 Ra2+ 57. Kf3 Rb2 58. Ra5 Rb3 59. Kf2 h4 60. Ra4 h3 61. gxh3 Rb2+ 62. Kg3 Re2 63. Ra3 f5 64. Bf4 Nxf4 65. Kxf4 Rxh2 66. Ra6+ Kh5 67. Ra8 Rf2+ 68. Kg3 Rf1 69. Rf8 Kg5 70. h4+ Kg6 71. Ra8 Rg1+ 72. Kf3 Rg4 73. Rh8 Ra4 74. Kg3 Kf6 75. Rb8 Rc4 76. Rb6+ Kf7 77. Ra6 Rg4+ 78. Kh3 Re4 79. Kg3 Re6 80. Ra4 Kf6 81. Kf4 Kg6 82. Rb4 Rf6 83. Rb8 Ra6 84. h5+ Kxh5 85. Kxf5 Rf6+ 86. Ke5 Rf1 87. Rb2 g5 88. Rh2+ Kg4 89. Rg2+ Kh4 90. Ke4 g4 91. Ke3 Kh3 92. Ra2 g3 93. Ra8 g2 94. Rh8+ Kg3 95. Rg8+ Kh2 96. Rh8+ Kg1 97. Ke2 Rf5 98. Ra8 Rh5 99. Kf3 Kh1 0-1

[Event "Jamundi Valle Avanza op-B"]
[Site "Jamundi"]
[Date "2022.12.08"]
[Round "2"]
[White "Vacca, Leonardo"]
[Black "Garces Trujillo, Luis Javier"]
[Result "1-0"]
[ECO "B55"]
[WhiteElo "2041"]
[BlackElo "1863"]
[PlyCount "65"]
[EventDate "2022.12.08"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Ne2 d5 7. exd5 Nxd5 8. 0-0 e6 9. a3 Bc5 10. b4 Bb6 11. Bb2 Qg5 12. Qd2 Ne3 13. Ng3 h6 14. Re1 Ng4 15. Ne4 Qxd2 16. Nbxd2 0-0 17. Nc4 Bd4 18. c3 f5 19. cxd4 fxe4 20. Bxe4 Nxf2 21. d5 Nxe4 22. dxc6 Nf6 23. c7 Nd5 24. Be5 b5 25. Na5 a6 26. Rac1 Bd7 27. Nb7 Rfc8 28. Nc5 Nb6 29. Rcd1 Be8 30. Nxe6 Nc4 31. Rd8 Nxe5 32. Rxe5 Kf7 33. Ng5+ 1-0

[Event "Cali Masificacion op U2050"]
[Site "Cali"]
[Date "2021.12.28"]
[Round "4"]
[White "Valderrama Castano, Julian Camilo"]
[Black "Vacca, Leonardo"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1958"]
[BlackElo "2022"]
[PlyCount "97"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 a6 3. f4 b5 4. Nf3 Bb7 5. d3 e6 6. Be2 Nf6 7. e5 b4 8. Na4 Bc6 9. c4 Qa5 10. b3 Ng8 11. 0-0 Nh6 12. d4 cxd4 13. Nxd4 Bxa4 14. bxa4 Bc5 15. Kh1 Bxd4 16. Qxd4 Qxa4 17. Bf3 Nc6 18. Qc5 Rc8 19. Bd2 Ne7 20. Qxb4 Qxb4 21. Bxb4 Rxc4 22. a3 Rxf4 23. Bb7 Rxf1+ 24. Rxf1 Nhf5 25. Rc1 0-0 26. g4 Rb8 27. Bxa6 Nc6 28. gxf5 exf5 29. Bd6 Re8 30. Bb5 g5 31. a4 Nxe5 32. a5 Nc6 33. a6 Ra8 34. Bc5 Kg7 35. Bxc6 Rxa6 36. Bxd7 Kg6 37. Bd4 Ra5 38. Rc5 Rxc5 39. Bxc5 f4 40. Kg2 h5 41. Kf3 f5 42. Bd4 h4 43. Be6 h3 44. Bd7 Kh5 45. Bxf5 Kh4 46. Bf6 Kh5 47. Bxh3 Kh4 48. Bf5 Kh5 49. Bd4 1-0

[Event "Latin Cup-A 3rd"]
[Site "Cali"]
[Date "2012.10.09"]
[Round "9"]
[White "Vacca, Leonardo"]
[Black "Salcedo Perez, Pablo Esteban"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2050"]
[BlackElo "1788"]
[PlyCount "136"]
[EventDate "2012.10.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. Bd3 Nc6 7. Nde2 e6 8. 0-0 Be7 9. Kh1 b5 10. Qe1 Ne5 11. f4 Nxd3 12. cxd3 b4 13. Nd1 a5 14. Bd2 Nd7 15. a3 b3 16. Bc3 Bf6 17. d4 Bb7 18. e5 dxe5 19. fxe5 Bh4 20. Qd2 Qg5 21. Nf4 Qd8 22. d5 0-0 23. Ne3 exd5 24. Nf5 Nc5 25. Nxg7 Ne4 26. Qe3 Nxc3 27. bxc3 d4 28. cxd4 Kxg7 29. Nh5+ Kh8 30. Qxb3 Bd5 31. Qh3 Be6 32. Qe3 Rb8 33. Rf6 Rg8 34. Qd3 Rg6 35. Rxg6 hxg6 36. Nf4 Bf5 37. Qc4 Qb6 38. g3 Bg5 39. Re1 Bxf4 40. gxf4 Qb3 41. Qxb3 Rxb3 42. d5 Rxa3 43. e6 fxe6 44. dxe6 Bxe6 45. Rxe6 Kg7 46. Kg2 Ra1 47. Ra6 a4 48. Kh3 a3 49. Kh4 a2 50. h3 Kf7 51. Ra8 Ke6 52. Ra5 Kd6 53. Ra6+ Kd5 54. Ra3 Ke4 55. Ra4+ Kf3 56. f5 gxf5 57. Kh5 f4 58. h4 Kg2 59. Rxf4 Rb1 60. Ra4 a1Q 61. Rxa1 Rxa1 62. Kg6 Kg3 63. h5 Kg4 64. h6 Ra6+ 65. Kg7 Kg5 66. h7 Ra7+ 67. Kg8 Kg6 68. h8N+ Kf6 0-1

[Event "Latin Cup-A 3rd"]
[Site "Cali"]
[Date "2012.10.08"]
[Round "8"]
[White "Orozco Lopez, Lina Yomayra"]
[Black "Vacca, Leonardo"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2157"]
[BlackElo "2050"]
[PlyCount "57"]
[EventDate "2012.10.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Qxd5 4. Nc3 Qa5 5. Nf3 Bf5 6. Bd2 c6 7. b4 Qc7 8. a4 e6 9. Rb1 Be7 10. g3 0-0 11. Bg2 Na6 12. b5 Nb4 13. Rb2 cxb5 14. axb5 Qc4 15. Bf1 Qc7 16. Bg2 a5 17. bxa6 Bd3 18. axb7 Ra3 19. Ne5 Rxc3 20. cxd3 Nc2+ 21. Kf1 Nb4 22. Bxc3 Qxc3 23. Rb3 Qxd4 24. Nc6 Nxc6 25. Bxc6 Bc5 26. Qe2 Qd6 27. Bf3 h5 28. Kg2 Ng4 29. Ra1 1-0

[Event "Latin Cup-A 3rd"]
[Site "Cali"]
[Date "2012.10.07"]
[Round "6"]
[White "Nunez V, Daniel Fernando"]
[Black "Vacca, Leonardo"]
[Result "1-0"]
[ECO "B28"]
[WhiteElo "2211"]
[BlackElo "2050"]
[PlyCount "56"]
[EventDate "2012.10.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. Nf3 c5 2. e4 a6 3. c3 d5 4. exd5 Qxd5 5. d4 Bg4 6. Be2 cxd4 7. cxd4 e6 8. 0-0 Nf6 9. Nc3 Qd6 10. Bg5 Be7 11. Qa4+ Nbd7 12. Bxf6 gxf6 13. d5 Qb4 14. Qc2 0-0 15. Rad1 e5 16. h3 Bxf3 17. Bxf3 Bd6 18. Qf5 Rfd8 19. Be4 Nf8 20. Rd3 Rac8 21. h4 Qxb2 22. Rg3+ Ng6 23. Nd1 Qxa2 24. h5 Be7 25. Ne3 Kf8 26. hxg6 hxg6 27. Qh3 Bc5 28. Bxg6 Bxe3 1-0

[Event "Latin Cup-A 3rd"]
[Site "Cali"]
[Date "2012.10.07"]
[Round "7"]
[White "Vacca, Leonardo"]
[Black "Medina Ocampo, Andres Felipe"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2050"]
[BlackElo "1894"]
[PlyCount "103"]
[EventDate "2012.10.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 g6 6. 0-0 Bg7 7. Kh1 Nc6 8. c3 0-0 9. f4 Bd7 10. Be3 Rc8 11. Nd2 Na5 12. Qe1 a6 13. Qh4 b5 14. f5 Nc4 15. Bxc4 bxc4 16. Rae1 Bc6 17. Bh6 Qa5 18. fxg6 hxg6 19. Bxg7 Kxg7 20. Nf5+ gxf5 21. Rxf5 Qxf5 22. exf5 Rh8 23. Qg5+ Kf8 24. Nf3 Rh5 25. Qe3 Re8 26. Kg1 Kg7 27. Nd4 Ba8 28. h3 Nd5 29. Qg3+ Kh7 30. Qg4 Nf6 31. Qf4 Rg8 32. Nf3 Nd5 33. Qxc4 Rxh3 34. f6 Nxf6 35. Qxf7+ Rg7 36. Ng5+ Kh6 37. Qf8 Rg3 38. Qh8+ Kg6 39. Qxa8 Kxg5 40. Kf2 Kf5 41. Rxe7 Rxg2+ 42. Qxg2 Rxe7 43. Qa8 Ng4+ 44. Kf1 Ne3+ 45. Ke2 Nc4+ 46. Kd3 Nxb2+ 47. Kc2 Re2+ 48. Kb3 Nd3 49. Qf8+ Ke4 50. Qxd6 Nc1+ 51. Kc4 Rxa2 52. Qe6+ 1/2-1/2

[Event "Latin Cup-A 3rd"]
[Site "Cali"]
[Date "2012.10.06"]
[Round "5"]
[White "Vacca, Leonardo"]
[Black "Torres, Saulo de Jesus"]
[Result "1-0"]
[ECO "B36"]
[WhiteElo "2050"]
[BlackElo "1899"]
[PlyCount "75"]
[EventDate "2012.10.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 0-0 10. Qd2 Be6 11. Rc1 Qa5 12. 0-0 Rfc8 13. f3 Bxc4 14. Nd5 Qxd2 15. Nxe7+ Kf8 16. Bxd2 Bxe2 17. Rxc8+ Rxc8 18. Nxc8 Bxf1 19. Kxf1 Ne8 20. Bb4 Bxb2 21. Nxa7 Ke7 22. Ke2 Ke6 23. Nb5 d5 24. Bc3 Bxc3 25. Nxc3 dxe4 26. Nxe4 Ke7 27. Kd3 Nd6 28. Nc5 f5 29. Kd4 Nb5+ 30. Kc4 Nd6+ 31. Kd5 b6 32. Nd3 Kd7 33. a4 Ke7 34. Kc6 Nc8 35. Nb4 f4 36. Nd5+ Kd8 37. Nxb6 Nxb6 38. Kxb6 1-0

[Event "Latin Cup-A 3rd"]
[Site "Cali"]
[Date "2012.10.05"]
[Round "3"]
[White "Solarte Quintero, Agustin"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "2050"]
[PlyCount "40"]
[EventDate "2012.10.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Nbd7 4. c4 a6 5. Ba4 b5 6. cxb5 Bb7 7. Nc3 Nxd5 8. Nxd5 Bxd5 9. Nf3 e5 10. 0-0 Bd6 11. bxa6 0-0 12. Bc2 e4 13. Nd4 Rxa6 14. d3 e3 15. Bxe3 Bxh2+ 16. Kxh2 Qh4+ 17. Kg1 Bxg2 18. f4 Rg6 19. f5 Bf3+ 20. fxg6 Qg3# 0-1

[Event "Latin Cup-A 3rd"]
[Site "Cali"]
[Date "2012.10.05"]
[Round "2"]
[White "Vacca, Leonardo"]
[Black "Pazos Gambarrotti, Plinio Efrain"]
[Result "0-1"]
[ECO "B60"]
[WhiteElo "2050"]
[BlackElo "2271"]
[PlyCount "84"]
[EventDate "2012.10.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 Qb6 7. Nb3 e6 8. Be2 Be7 9. 0-0 a6 10. Kh1 Qc7 11. a4 b6 12. f4 0-0 13. Bf3 Bb7 14. Qe1 Rfe8 15. Qg3 Kh8 16. Rae1 Nd7 17. Bh5 g6 18. Bd1 Rg8 19. Re3 Nc5 20. Nd2 Rae8 21. Qh4 f5 22. Rfe1 Rg7 23. Nf3 Reg8 24. Qh3 Bxg5 25. Nxg5 Bc8 26. Qh4 Rf8 27. Rh3 fxe4 28. Ncxe4 Nxe4 29. Rxe4 e5 30. Rc3 d5 31. Re1 Rxf4 32. Qh6 d4 33. Rc4 b5 34. Rc5 Qd6 35. b4 Qf8 36. Bf3 e4 37. Nxe4 Rxf3 38. gxf3 Qxf3+ 39. Kg1 Bh3 40. Qd2 Re7 41. Rxc6 Rxe4 42. Rxe4 Qxe4 0-1

[Event "Latin Cup-A 3rd"]
[Site "Cali"]
[Date "2012.10.04"]
[Round "1"]
[White "Alvarez, Juan Evangelista"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "B28"]
[BlackElo "2050"]
[PlyCount "58"]
[EventDate "2012.10.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bd2 0-0 8. Bd3 d6 9. Nd5 Bxd2+ 10. Qxd2 Nxd5 11. exd5 e4 12. Be2 Re8 13. 0-0 Nd7 14. Nd4 Nf8 15. Qf4 Ng6 16. Qg3 Re5 17. f4 Rxd5 18. Rad1 Qb6 19. Qc3 Bd7 20. b4 Rc8 21. Qb2 Ne5 22. Kh1 Nd3 23. cxd3 Rxd4 24. dxe4 Rxb4 25. Qd2 Ba4 26. Rc1 Rxc1 27. Qxc1 Rxe4 28. Bf3 Re8 29. Rf2 Qxf2 0-1

[Event "Pan American Continental"]
[Site "Cali"]
[Date "2010.11.21"]
[Round "8"]
[White "Ospina Loaiza, Jhonny"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2002"]
[BlackElo "2043"]
[PlyCount "58"]
[EventDate "2010.11.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bc4 b5 5. Bb3 Bg4 6. f3 Bc8 7. a4 b4 8. c4 e6 9. dxe6 Bc5 10. d4 Bxd4 11. Ne2 Nc6 12. exf7+ Kxf7 13. Nxd4 Nxd4 14. 0-0 Re8 15. c5+ Be6 16. Bxe6+ Rxe6 17. Bg5 Qd5 18. Bxf6 gxf6 19. Nd2 f5 20. Nb3 Ne2+ 21. Kf2 Qe5 22. g3 Rg8 23. Re1 f4 24. Rxe2 fxg3+ 25. Ke1 gxh2 26. Qd7+ Kf8 27. Nd4 h1Q+ 28. Kd2 Qh6+ 29. Kd3 Qxe2+ 0-1

[Event "Pan American Continental"]
[Site "Cali"]
[Date "2010.11.20"]
[Round "6"]
[White "Prieto, Ernesto"]
[Black "Vacca, Leonardo"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2102"]
[BlackElo "2043"]
[PlyCount "93"]
[EventDate "2010.11.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. Nge2 c6 6. d3 Bf5 7. 0-0 e6 8. Re1 Be7 9. Bd2 Qc7 10. Nd4 Ng4 11. Nf3 Nd7 12. h3 h5 13. Ne4 0-0-0 14. Qc1 Bxe4 15. Rxe4 Ndf6 16. Re2 Bd6 17. Bc3 Bh2+ 18. Kf1 Bf4 19. Qe1 Rh6 20. Be5 Nxe5 21. Nxe5 Ng4 22. Nxf7 Nh2+ 23. Kg1 Qxf7 24. Rxe6 Nf3+ 25. gxf3 Rg6+ 26. Kf1 Qf5 27. Qe4 Qxe4 28. fxe4 Rd6 29. Rxd6 Bxd6 30. d4 Bh2 31. Ke2 Kd7 32. e5 h4 33. Rh1 Bf4 34. Bd3 Rh6 35. Bf5+ Ke7 36. Kf3 g5 37. Ke4 Rh8 38. c4 Kd8 39. d5 Re8 40. Be6 Ke7 41. Rd1 b5 42. b3 bxc4 43. bxc4 Rb8 44. Bg4 cxd5+ 45. cxd5 Rb2 46. d6+ Kd8 47. e6 1-0

[Event "Pan American Continental"]
[Site "Cali"]
[Date "2010.11.20"]
[Round "7"]
[White "Vacca, Leonardo"]
[Black "Lopez Idarraga, Daniel Eduardo"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2043"]
[BlackElo "1997"]
[PlyCount "62"]
[EventDate "2010.11.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nxc6 bxc6 6. Bd3 Nf6 7. 0-0 Bg7 8. Nc3 0-0 9. f4 d5 10. e5 Ng4 11. Qe1 Ba6 12. Qg3 Bxd3 13. cxd3 h5 14. Nd1 e6 15. Be3 Qa5 16. h3 Nxe3 17. Qxe3 Rab8 18. b3 Rxb3 19. axb3 Qxa1 20. Qc5 Qb1 21. Nf2 Qxb3 22. Qxa7 Bh6 23. g3 Rb8 24. Ra1 Bf8 25. g4 Rb7 26. Qa8 Rb8 27. Qa7 h4 28. g5 Qb4 29. Qa4 Qd2 30. Ra2 Rb1+ 31. Kg2 Qe3 0-1

[Event "Pan American Continental"]
[Site "Cali"]
[Date "2010.11.19"]
[Round "5"]
[White "Vacca, Leonardo"]
[Black "Mateus Urbano, Luis Alejandro"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2043"]
[BlackElo "2274"]
[PlyCount "122"]
[EventDate "2010.11.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e6 7. Bg2 Bd7 8. 0-0 Nc6 9. Re1 Qc7 10. a4 Be7 11. h3 0-0 12. Nb3 Rfd8 13. Qe2 Rac8 14. a5 Ne5 15. f4 Nc4 16. g4 Be8 17. Kh1 g6 18. Bf3 Bf8 19. Qg2 d5 20. e5 Nd7 21. Nd1 Bg7 22. Nf2 Nc5 23. Nxc5 Qxc5 24. Re2 Nxa5 25. b4 Qxb4 26. Bd2 Qb2 27. Rxa5 Rxc2 28. Nd1 Qb6 29. Ra1 Rdc8 30. Qf2 d4 31. Be1 Qb3 32. Rxc2 Rxc2 33. Qg3 Qb5 34. Nf2 g5 35. Bg2 Bc6 36. Bxc6 Qxc6+ 37. Qg2 Qxg2+ 38. Kxg2 gxf4 39. Kf3 Bxe5 40. Nd3 Bd6 41. Rc1 Rxc1 42. Nxc1 h5 43. g5 Kg7 44. Ke4 Kg6 45. Nb3 Kxg5 46. Nxd4 f5+ 47. Kd3 e5 48. Nf3+ Kf6 49. Kc4 e4 50. Kd5 exf3 51. Kxd6 Kg5 52. Kd5 a5 53. Kc5 a4 54. Kb4 b5 55. Bf2 Kf6 56. Kxb5 a3 57. Bd4+ Kg5 58. Kc4 a2 59. Kd3 Kh4 60. Kd2 Kxh3 61. Ke1 Kg2 0-1

[Event "Pan American Continental"]
[Site "Cali"]
[Date "2010.11.18"]
[Round "3"]
[White "Orozco Lopez, Lina Yomayra"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "2137"]
[BlackElo "2043"]
[PlyCount "56"]
[EventDate "2010.11.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 d5 2. Nc3 Nf6 3. exd5 Nxd5 4. Nxd5 Qxd5 5. Nf3 Bg4 6. Be2 Nc6 7. 0-0 0-0-0 8. d3 e6 9. Bf4 f6 10. a3 g5 11. Bg3 e5 12. Re1 h5 13. h3 Bd7 14. Nd2 Qf7 15. Ne4 Be7 16. c4 f5 17. Nc3 g4 18. hxg4 hxg4 19. f3 Bc5+ 20. Bf2 Rh1+ 21. Kxh1 Bxf2 22. g3 Bxg3 23. Kg2 Bxe1 24. Qxe1 Nd4 25. Qh4 Nxe2 26. Nxe2 Bc6 27. Ng1 Qg7 28. Kf2 e4 0-1

[Event "Pan American Continental"]
[Site "Cali"]
[Date "2010.11.17"]
[Round "2"]
[White "Vacca, Leonardo"]
[Black "Renteria, Rolando"]
[Result "1/2-1/2"]
[ECO "B91"]
[WhiteElo "2043"]
[BlackElo "2201"]
[PlyCount "92"]
[EventDate "2010.11.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 b5 7. Bg2 Bb7 8. 0-0 Nbd7 9. Re1 e5 10. Nf5 Qc7 11. Bg5 b4 12. Nd5 Nxd5 13. exd5 h6 14. Bd2 a5 15. c3 g6 16. Nd4 bxc3 17. Rc1 Qb6 18. bxc3 Bg7 19. Rb1 Qc7 20. Nb5 Qb8 21. Nxd6+ Qxd6 22. Rxb7 Nc5 23. Rb5 0-0 24. c4 f5 25. Be3 Rac8 26. Rxa5 g5 27. Rxc5 Rxc5 28. Bxc5 Qxc5 29. Qa4 e4 30. Qb5 Bd4 31. Qxc5 Bxc5 32. Rb1 f4 33. Bxe4 fxg3 34. hxg3 Rxf2 35. Rb5 Be3 36. d6 Rd2+ 37. Kf1 Rxd6 38. Ke2 Bg1 39. Bd5+ Kg7 40. a4 Kf6 41. Rb1 Bb6 42. Kd3 g4 43. Ke4 Kg5 44. Ke5 Bc7 45. Rb7 Rc6+ 46. Rxc7 Rxc7 1/2-1/2

[Event "Pan American Continental"]
[Site "Cali"]
[Date "2010.11.17"]
[Round "1"]
[White "Vacca, Leonardo"]
[Black "Zuluaga Mancilla, Cesar"]
[Result "0-1"]
[ECO "B47"]
[WhiteElo "2043"]
[BlackElo "2316"]
[PlyCount "52"]
[EventDate "2010.11.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. g3 Nf6 6. Bg2 Qc7 7. 0-0 d6 8. a4 Be7 9. Nc3 Bd7 10. Nb3 Nc6 11. Qe2 Rc8 12. g4 h6 13. h3 Nb4 14. f4 e5 15. Be3 Be6 16. Rf2 0-0 17. Kh1 Bc4 18. Qf3 d5 19. fxe5 Nxe4 20. Nxe4 dxe4 21. Qxe4 Bd5 22. Qf5 Be6 23. Qh5 Nxc2 24. Bxh6 g6 25. Rg1 gxh5 26. gxh5 Kh8 0-1

[Event "Medellin Raza Menor 2100 op"]
[Site "Medellin"]
[Date "2010.11.12"]
[Round "3.1"]
[White "Cuesta Bejarano, Manuel Enriq"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "A70"]
[BlackElo "2043"]
[PlyCount "94"]
[EventDate "2010.11.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 c5 5. d5 e6 6. e4 exd5 7. cxd5 d6 8. Bd3 0-0 9. 0-0 a6 10. a4 Bg4 11. h3 Bxf3 12. Qxf3 Nbd7 13. Be3 Re8 14. Qe2 Rc8 15. Qd2 c4 16. Bc2 Nc5 17. Bxc5 Rxc5 18. Rfe1 Nd7 19. f4 Qb6 20. Kh2 Qxb2 21. e5 Qb6 22. Ne4 dxe5 23. a5 Qc7 24. Nxc5 Nxc5 25. Rab1 e4 26. d6 Qd7 27. Qd5 Qf5 28. Qxf5 gxf5 29. Rec1 Rd8 30. Bd1 c3 31. Rb6 Nd3 32. Rcb1 Nb2 33. Rxb7 Rxd6 34. Bb3 Bh6 35. Rxf7 Bxf4+ 36. Kh1 Kh8 37. Rxf5 Bh6 38. Rc5 Bd2 39. Rc7 Rf6 40. Bc2 e3 41. Rxh7+ Kg8 42. Re7 Kf8 43. Re5 Rf2 44. Kg1 Kf7 45. Rf1 Nc4 46. Rf5+ Rxf5 47. Rxf5+ Ke6 0-1

[Event "Medellin Raza Menor 2100 op"]
[Site "Medellin"]
[Date "2010.11.12"]
[Round "1.1"]
[White "Morales, Elkin"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "B21"]
[BlackElo "2043"]
[PlyCount "80"]
[EventDate "2010.11.12"]
[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 d5 2. e5 c5 3. f4 d4 4. Nf3 Nc6 5. a3 Bf5 6. Bc4 e6 7. 0-0 Be7 8. d3 h6 9. Nbd2 Qb6 10. Ne4 0-0-0 11. b4 cxb4 12. axb4 Bxb4 13. Kh1 Na5 14. Ba2 Ne7 15. Rb1 Bxe4 16. dxe4 Qc5 17. Qd3 Nec6 18. f5 Rhe8 19. Bf4 a6 20. h3 b5 21. Nd2 Bxd2 22. Qxd2 Nc4 23. Bxc4 Qxc4 24. Bh2 Rd7 25. fxe6 Rxe6 26. Rf5 Nd8 27. Rb4 Qc3 28. Qxc3+ dxc3 29. Rb3 Rc6 30. Rf3 Rd2 31. Rbxc3 Rxc2 32. Rcd3 Rc1+ 33. Bg1 Re1 34. Rc3 Kb7 35. Rxc6 Kxc6 36. Ra3 Kb7 37. Rd3 Kc7 38. Ra3 b4 39. Rxa6 b3 40. Kh2 Rxg1 0-1

[Event "Medellin Raza Menor 2100 op"]
[Site "Medellin"]
[Date "2010.11.12"]
[Round "4.1"]
[White "Vacca, Leonardo"]
[Black "Gamboa, Alexander"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2043"]
[PlyCount "59"]
[EventDate "2010.11.12"]
[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 e6 2. Qe2 c5 3. g3 Nc6 4. Bg2 g6 5. Nf3 Bg7 6. 0-0 Nge7 7. Re1 0-0 8. d3 d5 9. e5 Nf5 10. Bf4 h6 11. h4 b6 12. Qd2 Ba6 13. Nc3 Rc8 14. Rad1 Qe7 15. Nh2 c4 16. d4 b5 17. Ng4 Kh7 18. Ne2 b4 19. c3 bxc3 20. bxc3 Rb8 21. Rb1 Qa3 22. Nf6+ Bxf6 23. exf6 Rbd8 24. g4 Nxh4 25. Bxh6 Rg8 26. Qg5 Nxg2 27. Kxg2 Rh8 28. Rh1 Kg8 29. Bg7 Rh7 30. Rxh7 1-0

[Event "Medellin Raza Menor 2100 op"]
[Site "Medellin"]
[Date "2010.11.12"]
[Round "6.1"]
[White "Vacca, Leonardo"]
[Black "Zapata Cuartas, Juan Carlos"]
[Result "0-1"]
[ECO "B91"]
[WhiteElo "2043"]
[BlackElo "2088"]
[PlyCount "118"]
[EventDate "2010.11.12"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 0-0 9. 0-0 Nbd7 10. a4 Nc5 11. Nd2 Bg4 12. Qe1 Rc8 13. h3 Bd7 14. Kh2 Re8 15. Qe2 Ne6 16. Nb3 Nd4 17. Qd3 Nxb3 18. cxb3 Qb6 19. Nd5 Nxd5 20. exd5 Qd4 21. Qe2 Bf5 22. Rd1 Qb6 23. Qe3 Qxe3 24. Bxe3 Bc2 25. Rd2 Bxb3 26. Ra3 Bc2 27. Bf1 f5 28. Bd3 Bxd3 29. Raxd3 g5 30. f4 gxf4 31. gxf4 e4 32. Rb3 Rc7 33. Bb6 Rd7 34. Bd4 Kf7 35. Rg2 Bf6 36. Bxf6 Kxf6 37. Rbg3 e3 38. Re2 Rde7 39. Kg2 Re4 40. b3 Rxf4 41. Rgxe3 Rxe3 42. Rxe3 Re4 43. Rg3 Re2+ 44. Kf1 Rd2 45. Rg8 Rxd5 46. Rb8 b5 47. a5 b4 48. Rxb4 Rxa5 49. Rh4 Kg6 50. Rd4 d5 51. Ke2 Rb5 52. b4 Kf6 53. Rh4 Rb7 54. Rh6+ Ke5 55. Rxa6 Rxb4 56. Ra7 h5 57. Rh7 h4 58. Kf3 Rf4+ 59. Kg2 d4 0-1

[Event "Medellin Raza Menor 2100 op"]
[Site "Medellin"]
[Date "2010.11.12"]
[Round "5.1"]
[White "Zabala, Fidel"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2092"]
[BlackElo "2043"]
[PlyCount "110"]
[EventDate "2010.11.12"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. Bc4 Bf5 6. 0-0 e6 7. Re1 Be7 8. d4 c6 9. Ne5 Nbd7 10. Bd2 Qb6 11. Nf3 0-0 12. Bb3 Rfe8 13. Be3 Nd5 14. Ne2 Rad8 15. Ng3 Nxe3 16. fxe3 Bg6 17. h4 Qc7 18. Ne2 Bh5 19. Nf4 Bxf3 20. Qxf3 Bxh4 21. Rf1 Nf6 22. c3 e5 23. Nh5 Rd6 24. Qh3 Bg5 25. Qg3 h6 26. dxe5 Nxh5 27. exd6 Nxg3 28. dxc7 Bxe3+ 29. Kh2 Nxf1+ 30. Rxf1 Rc8 31. Rxf7 Kh8 32. Kh3 Bb6 33. Bc2 g5 34. Rh7+ Kg8 35. Rxh6 Rxc7 36. Kg4 Re7 37. Rg6+ Kf8 38. Bb3 Re2 39. g3 Bc7 40. Kxg5 Rxb2 41. g4 a5 42. Rg8+ Ke7 43. Rg7+ Kd6 44. Rxc7 Kxc7 45. Kg6 b5 46. g5 Rf2 47. Kg7 c5 48. Bf7 c4 49. g6 Kd6 50. a3 Ke7 51. Kg8 Rf3 52. a4 b4 53. Bxc4 Rxc3 54. Bf7 Kf6 55. g7 Rc8+ 0-1

[Event "Cartago op"]
[Site "Cartago"]
[Date "2010.11.01"]
[Round "7"]
[White "Cadena Montoya, Gustavo Adolfo"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "A73"]
[WhiteElo "2072"]
[BlackElo "2043"]
[PlyCount "79"]
[EventDate "2010.10.30"]
[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. c4 e6 3. Nc3 g6 4. Nf3 c5 5. d5 exd5 6. cxd5 d6 7. e4 Bg7 8. Be2 0-0 9. 0-0 Bg4 10. h3 Bxf3 11. Bxf3 Nbd7 12. Be3 a6 13. a4 Rc8 14. Qb3 Rc7 15. a5 Re8 16. Qa3 h6 17. Rac1 g5 18. b4 cxb4 19. Qxb4 Nc5 20. Rfd1 Qe7 21. Qb6 Rec8 22. Qb1 Ncd7 23. Na4 Ne5 24. Be2 Ng6 25. f3 Nh5 26. Nb6 Rxc1 27. Rxc1 Rxc1+ 28. Qxc1 Nhf4 29. Bf1 Kh7 30. Qc8 Nh4 31. Qc2 Be5 32. Kh1 Nh5 33. Bf2 Kg7 34. Kg1 Nf4 35. Kh1 Nhg6 36. Nc4 Qc7 37. Bb6 Qc8 38. Qd2 Nh5 39. Bd4 Ng3+ 40. Kg1 0-1

[Event "Cartago op"]
[Site "Cartago"]
[Date "2010.10.31"]
[Round "5"]
[White "Grajales, Rubiel"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "E14"]
[BlackElo "2043"]
[PlyCount "78"]
[EventDate "2010.10.30"]
[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. c4 c5 3. Nf3 e6 4. e3 Be7 5. Nbd2 0-0 6. Bd3 d6 7. 0-0 b6 8. b3 Bb7 9. Bb2 Nbd7 10. Qe2 Re8 11. Rad1 Qc7 12. Bb1 Bf8 13. e4 cxd4 14. Nxd4 a6 15. Qe3 g6 16. Qh3 e5 17. Ne2 Nc5 18. Nc3 Nh5 19. Ne2 Ne6 20. Qc3 Bg7 21. g3 Qc6 22. f3 Rad8 23. Rf2 Rf8 24. Nf1 Ng5 25. Kg2 Qc8 26. Ng1 f5 27. exf5 e4 28. Qd2 Rxf5 29. Ne3 Rxf3 30. Bxg7 Kxg7 31. Nd5 Bxd5 32. Qb2+ Kg8 33. Rxd5 Rdf8 34. Nxf3 Qh3+ 35. Kg1 Nxf3+ 36. Rxf3 exf3 37. Qf2 Nf6 38. Qxf3 Ng4 39. Qg2 Rf1+ 0-1

[Event "Cartago op"]
[Site "Cartago"]
[Date "2010.10.31"]
[Round "3"]
[White "Panesso Rivera, Henry"]
[Black "Vacca, Leonardo"]
[Result "1-0"]
[ECO "A60"]
[WhiteElo "2313"]
[BlackElo "2043"]
[PlyCount "61"]
[EventDate "2010.10.30"]
[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. c4 c5 3. Nf3 e6 4. Nc3 Be7 5. d5 exd5 6. cxd5 d6 7. e4 0-0 8. h3 Na6 9. Be2 Nc7 10. a4 Rb8 11. Nd2 b6 12. Nc4 Ba6 13. 0-0 Nd7 14. f4 Bxc4 15. Bxc4 Bf6 16. Qd3 Re8 17. Bd2 Rb7 18. Rae1 Bd4+ 19. Be3 Bxc3 20. bxc3 Nf6 21. Bf2 Qd7 22. Bh4 Nh5 23. e5 g6 24. e6 fxe6 25. dxe6 Qc6 26. f5 d5 27. f6 Rxe6 28. f7+ Kf8 29. Be7+ Rxe7 30. Rxe7 Rb8 31. Qe3 1-0

[Event "Cartago op"]
[Site "Cartago"]
[Date "2010.10.31"]
[Round "4"]
[White "Vacca, Leonardo"]
[Black "Palomino, Dario"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2043"]
[BlackElo "1875"]
[PlyCount "43"]
[EventDate "2010.10.30"]
[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. Nf3 Nc6 3. d4 Bg4 4. d5 Ne5 5. Nxe5 Bxd1 6. Bb5+ c6 7. dxc6 Qa5+ 8. Nc3 0-0-0 9. cxb7+ Kxb7 10. Nc6 Qc7 11. Nd5 Qc8 12. Be3 Bh5 13. Ndb4 Qg4 14. 0-0 Rc8 15. f3 Qh4 16. Ba6+ Kc7 17. Nxa7 Ra8 18. Nd5+ Kd7 19. Bb5+ Ke6 20. g3 Qf6 21. Nc7+ Ke5 22. Nc6# 1-0

[Event "Cartago op"]
[Site "Cartago"]
[Date "2010.10.30"]
[Round "1"]
[White "Ramirez, Jeison"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "A46"]
[BlackElo "2043"]
[PlyCount "48"]
[EventDate "2010.10.30"]
[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. Nf3 a6 3. g3 c5 4. Bg2 cxd4 5. Nxd4 Nc6 6. Nb3 d6 7. c4 Be6 8. N3d2 g6 9. b3 Bg7 10. Bb2 0-0 11. 0-0 Qa5 12. Bc3 Qh5 13. Nf3 Rad8 14. Nbd2 d5 15. cxd5 Rxd5 16. Qc2 Rc8 17. Qb2 Rcd8 18. Rad1 Bh3 19. e4 Rd3 20. Qc1 Bxg2 21. Kxg2 e5 22. Rde1 b5 23. Re2 Bh6 24. Rfe1 Rxf3 0-1

[Event "Cartago op"]
[Site "Cartago"]
[Date "2010.10.30"]
[Round "2"]
[White "Vacca, Leonardo"]
[Black "Ocampo Garcia, Derly Gineth"]
[Result "1-0"]
[ECO "C70"]
[WhiteElo "2043"]
[BlackElo "1867"]
[PlyCount "61"]
[EventDate "2010.10.30"]
[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 Nc6 2. e4 e5 3. Bb5 a6 4. Ba4 Bc5 5. Nxe5 Bxf2+ 6. Kxf2 Nxe5 7. d4 Ng6 8. Rf1 N8e7 9. Kg1 0-0 10. Bg5 f6 11. Bb3+ Kh8 12. Be3 d5 13. Nc3 Be6 14. exd5 Nxd5 15. Nxd5 Bxd5 16. c4 Bf7 17. Qd3 c5 18. d5 Ne5 19. Qc3 b6 20. Rae1 Bg6 21. Bc2 Bxc2 22. Qxc2 Qd7 23. Bf4 Ng6 24. Bg3 Rae8 25. b3 Rxe1 26. Rxe1 Re8 27. Re4 Kg8 28. Qe2 Rxe4 29. Qxe4 Qe7 30. Qxe7 Nxe7 31. Bc7 1-0

[Event "Colombia Mire Lea Florida Cup"]
[Site "Colombia"]
[Date "2010.10.18"]
[Round "7.3"]
[White "Buitrago, Mauricio"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1988"]
[BlackElo "2043"]
[PlyCount "55"]
[EventDate "2010.10.16"]
[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 d5 2. exd5 Qxd5 3. d4 e5 4. dxe5 Qxd1+ 5. Kxd1 Nc6 6. Bb5 Bd7 7. Nf3 0-0-0 8. Ke2 Nxe5 9. Nxe5 Bxb5+ 10. c4 Re8 11. cxb5 Rxe5+ 12. Be3 Rxb5 13. b3 Rd5 14. Nc3 Rd7 15. Rhd1 Nf6 16. Rxd7 Nxd7 17. f3 Bc5 18. Bxc5 Nxc5 19. Rd1 Re8+ 20. Kf2 c6 21. Rd4 Kc7 22. Rh4 h6 23. Rg4 g5 24. h4 Nd3+ 25. Kg3 f5 26. Rd4 f4+ 27. Kg4 Nf2+ 28. Kh5 0-1

[Event "Colombia Mire Lea Florida Cup"]
[Site "Colombia"]
[Date "2010.10.17"]
[Round "5.1"]
[White "Beltran, Carlos Armando"]
[Black "Vacca, Leonardo"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2194"]
[BlackElo "2043"]
[PlyCount "59"]
[EventDate "2010.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 e5 4. c4 g6 5. 0-0 Bg7 6. Nc3 Nge7 7. Ne1 0-0 8. Nc2 d6 9. d3 Be6 10. Ne3 Rb8 11. Ned5 h6 12. Bd2 Kh7 13. a3 a5 14. Rb1 f5 15. Nxe7 Nxe7 16. b4 axb4 17. axb4 b6 18. Qa4 d5 19. cxd5 Nxd5 20. bxc5 Nxc3 21. Bxc3 bxc5 22. Rxb8 Qxb8 23. Qc6 Qb3 24. Ba1 Qa2 25. Qd6 Bf7 26. Bxe5 Qxe2 27. Bxg7 Kxg7 28. Rc1 Re8 29. Bf1 Qf3 30. Rxc5 1-0

[Event "Colombia Mire Lea Florida Cup"]
[Site "Colombia"]
[Date "2010.10.17"]
[Round "4.1"]
[White "Sanchez, Victor Hugo"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "B83"]
[WhiteElo "2293"]
[BlackElo "2043"]
[PlyCount "70"]
[EventDate "2010.10.16"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nb3 Be6 8. f4 exf4 9. Bxf4 Be7 10. 0-0 0-0 11. Kh1 Ne5 12. Nd4 Re8 13. Bb5 Ned7 14. Nxe6 fxe6 15. Bxd6 Qb6 16. e5 Bxd6 17. exf6 Nxf6 18. Bxe8 Rxe8 19. Rb1 Bb8 20. Qf3 Qb4 21. a3 Qh4 22. g3 Qh3 23. Ne4 Be5 24. Rbd1 Bxb2 25. Nxf6+ Bxf6 26. Qxb7 h5 27. Rf4 e5 28. Ra4 Qf5 29. Qe4 Qf2 30. Qc4+ Kh8 31. Rf1 Qd2 32. Qf7 Rd8 33. Qxh5+ Kg8 34. Rxf6 Qd1+ 35. Kg2 Qxh5 0-1

[Event "Colombia Mire Lea Florida Cup"]
[Site "Colombia"]
[Date "2010.10.17"]
[Round "3.4"]
[White "Vacca, Leonardo"]
[Black "Geurts, Harrie Tulio"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2043"]
[BlackElo "1580"]
[PlyCount "21"]
[EventDate "2010.10.16"]
[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 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bc4 Bg4 5. f3 Bf5 6. Nc3 c6 7. dxc6 Nxc6 8. d3 e6 9. Be3 Bb4 10. Nge2 a6 11. a3 1-0

[Event "Colombia Mire Lea Florida Cup"]
[Site "Colombia"]
[Date "2010.10.16"]
[Round "1.6"]
[White "Galindo, Gustavo"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "1627"]
[BlackElo "2043"]
[PlyCount "62"]
[EventDate "2010.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 e6 2. d4 Nf6 3. c4 Be7 4. e3 0-0 5. Nc3 c5 6. Bd3 d6 7. 0-0 b6 8. Qc2 Bb7 9. b3 Nbd7 10. Bb2 Re8 11. Rad1 Qc7 12. Ne4 Rac8 13. dxc5 Nxc5 14. Nxc5 bxc5 15. Qe2 Nd7 16. e4 e5 17. Nd2 h6 18. f4 exf4 19. Rxf4 Ne5 20. Rdf1 Bg5 21. Bxe5 Rxe5 22. Rxf7 Qxf7 23. Rxf7 Kxf7 24. Nf3 Re7 25. Nxg5+ hxg5 26. Qh5+ Kg8 27. Qxg5 Rce8 28. e5 Rxe5 29. Qg6 R8e6 30. Qh7+ Kf7 31. h3 Rh6 0-1

[Event "Colombia Mire Lea Florida Cup"]
[Site "Colombia"]
[Date "2010.10.16"]
[Round "2.6"]
[White "Vacca, Leonardo"]
[Black "Munoz Andrade, Jesus Alejandro"]
[Result "1-0"]
[ECO "C40"]
[WhiteElo "2043"]
[BlackElo "1600"]
[PlyCount "17"]
[EventDate "2010.10.16"]
[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 f6 3. Nxe5 fxe5 4. Qh5+ Ke7 5. Qxe5+ Kf7 6. Bc4+ Kg6 7. Qf5+ Kh6 8. d4+ g5 9. h4 1-0

[Event "Medellin IRT op 17th"]
[Site "Medellin"]
[Date "2010.08.08"]
[Round "9"]
[White "Vacca, Leonardo"]
[Black "Escobar Medina, Andres F"]
[Result "0-1"]
[ECO "B55"]
[WhiteElo "2040"]
[BlackElo "2114"]
[PlyCount "72"]
[EventDate "2010.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 a6 6. 0-0 Nc6 7. c3 e5 8. Nc2 Be7 9. Bg5 Be6 10. Nd2 0-0 11. Kh1 b5 12. Ne3 b4 13. cxb4 Nxb4 14. Ndc4 Rc8 15. a3 Nxd3 16. Qxd3 Qc7 17. Rac1 Rfd8 18. Bxf6 Bxf6 19. Nd5 Bxd5 20. Qxd5 h6 21. g3 Qe7 22. b4 Rc7 23. Nb6 Rb8 24. Qa5 Rxc1 25. Rxc1 Qa7 26. Rc6 Kh7 27. Rxd6 Bd8 28. Qxe5 Bxb6 29. Qf5+ g6 30. Qd5 Rb7 31. f4 Re7 32. f5 Be3 33. f6 Rc7 34. Rd8 Bg5 35. Qa8 Rc1+ 36. Kg2 Qg1+ 0-1

[Event "Medellin IRT op 17th"]
[Site "Medellin"]
[Date "2010.08.07"]
[Round "6"]
[White "Castaneda Jimenez, Jhon David"]
[Black "Vacca, Leonardo"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2130"]
[BlackElo "2040"]
[PlyCount "69"]
[EventDate "2010.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 c5 2. d5 Nf6 3. Nc3 e6 4. e4 exd5 5. exd5 d6 6. Be2 g6 7. Bg5 Bg7 8. Nf3 0-0 9. Nd2 h6 10. Bf4 Re8 11. 0-0 b6 12. Re1 Ba6 13. Bxa6 Nxa6 14. Nc4 Rxe1+ 15. Qxe1 Nb4 16. Qd2 Nh5 17. Bxd6 Qh4 18. Ne3 Rd8 19. Bg3 Nxg3 20. hxg3 Qg5 21. Rd1 Bd4 22. a3 Bxe3 23. fxe3 Nc6 24. Qf2 Na5 25. Rf1 f5 26. Qf4 Qxf4 27. Rxf4 Kg7 28. g4 g5 29. Rxf5 Nc4 30. Kf2 Nxb2 31. e4 Nc4 32. e5 Nxa3 33. e6 Rf8 34. d6 Nc4 35. d7 1-0

[Event "Medellin IRT op 17th"]
[Site "Medellin"]
[Date "2010.08.07"]
[Round "7"]
[White "Vacca, Leonardo"]
[Black "Torres Rodriguez, Juan Camilo"]
[Result "0-1"]
[ECO "B93"]
[WhiteElo "2040"]
[BlackElo "2177"]
[PlyCount "74"]
[EventDate "2010.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. 0-0 Qc7 7. Kh1 d6 8. f4 g6 9. Qe1 Bg7 10. Nf3 0-0 11. Nc3 Nbd7 12. Bd2 b5 13. a3 Bb7 14. Qh4 Nc5 15. Rae1 d5 16. e5 Nfe4 17. Bxe4 Nxe4 18. Nxe4 dxe4 19. Nd4 Qd8 20. Qf2 Re8 21. Bb4 Bd5 22. Rd1 Qc7 23. Rfe1 Qb7 24. Re3 a5 25. Bd6 b4 26. Rde1 Qb6 27. c3 bxc3 28. Rxc3 e3 29. Qxe3 Qxb2 30. Rc2 Qb6 31. Rec1 Bf8 32. Bxf8 Rxf8 33. Rc5 Rfd8 34. Nb5 Rac8 35. Kg1 Rc6 36. Nd6 Qb2 37. Qf2 Qxc1+ 0-1

[Event "Medellin IRT op 17th"]
[Site "Medellin"]
[Date "2010.08.06"]
[Round "4"]
[White "Alvarez, Alfonso"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2113"]
[BlackElo "2040"]
[PlyCount "40"]
[EventDate "2010.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nc3 c5 2. e4 a6 3. Bc4 b5 4. Bxf7+ Kxf7 5. Qh5+ g6 6. Qd5+ e6 7. Qxa8 Qc7 8. Nd5 exd5 9. Qxd5+ Kg7 10. d3 Nf6 11. Qg5 h6 12. Qh4 g5 13. Qg3 Bd6 14. Qf3 Nc6 15. Be3 Be5 16. 0-0-0 d6 17. Qe2 Qa5 18. Kb1 Be6 19. a3 b4 20. Bd2 Bxb2 0-1

[Event "Medellin IRT op 17th"]
[Site "Medellin"]
[Date "2010.08.06"]
[Round "5"]
[White "Vacca, Leonardo"]
[Black "Ossa, Orlando Jose"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "2040"]
[BlackElo "2238"]
[PlyCount "64"]
[EventDate "2010.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bb7 7. c3 Nxe4 8. Re1 d5 9. d3 Nc5 10. Nxe5 Nxe5 11. Rxe5+ Be7 12. Qe2 f6 13. Rh5 Nxb3 14. axb3 d4 15. Nd2 Qd7 16. Ne4 0-0-0 17. c4 f5 18. cxb5 fxe4 19. bxa6 Ba8 20. a7 g6 21. Rha5 Rhe8 22. Qc2 Bb4 23. Qc4 c5 24. Rb5 e3 25. Bxe3 dxe3 26. Rxb4 exf2+ 27. Kxf2 Qf5+ 28. Kg1 Re2 29. Qa6+ Kc7 30. Qa5+ Kd7 31. Qa4+ Ke7 32. Rf4 Rxg2+ 0-1

[Event "Medellin IRT op 17th"]
[Site "Medellin"]
[Date "2010.08.05"]
[Round "2"]
[White "Tovio, Israel"]
[Black "Vacca, Leonardo"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2308"]
[BlackElo "2040"]
[PlyCount "99"]
[EventDate "2010.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. d4 e5 4. dxe5 Qxd1+ 5. Kxd1 Nc6 6. Bf4 Bc5 7. Bc4 Nge7 8. e6 Bxe6 9. Bxe6 fxe6 10. Nf3 0-0-0+ 11. Ke2 Nf5 12. c3 e5 13. Be3 Bxe3 14. fxe3 h6 15. Nbd2 Nd6 16. e4 Rhf8 17. Rhf1 Rf7 18. Nh4 Rfd7 19. Rad1 Na5 20. b3 Nb5 21. Nb1 Nd6 22. Rd5 Nc6 23. Ke3 Nf7 24. Rxd7 Rxd7 25. Nf5 Ng5 26. Nd2 Ne6 27. g3 a5 28. Ke2 b6 29. Ne3 Nc5 30. a3 Kb7 31. Rf5 g6 32. Rf8 Rd8 33. Rf1 Na7 34. Nd5 Nxe4 35. Nxe4 Rxd5 36. Rf6 a4 37. bxa4 Ra5 38. Rxg6 Rxa4 39. Kd3 Rxa3 40. Rxh6 Nc6 41. g4 b5 42. g5 b4 43. g6 bxc3 44. g7 Nb4+ 45. Ke2 c2 46. g8Q Re3+ 47. Kf2 c1Q 48. Nd6+ Ka7 49. Nb5+ Kb7 50. Nd6+ 1/2-1/2

[Event "Medellin IRT op 17th"]
[Site "Medellin"]
[Date "2010.08.05"]
[Round "3"]
[White "Vacca, Leonardo"]
[Black "Guerra Tulcan, Lenin"]
[Result "0-1"]
[ECO "B85"]
[WhiteElo "2040"]
[BlackElo "2343"]
[PlyCount "102"]
[EventDate "2010.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Ndb5 Qb8 7. Be3 Nf6 8. Be2 Be7 9. 0-0 0-0 10. Kh1 a6 11. Nd4 Qc7 12. f4 d6 13. a4 Re8 14. Qe1 d5 15. e5 Nd7 16. Bd3 b6 17. Qg3 Nxd4 18. Bxd4 Bc5 19. Ne2 Nf8 20. c3 a5 21. Qh4 Ba6 22. Bxa6 Rxa6 23. Rf3 Qc6 24. Rg3 Ng6 25. Qg4 Bf8 26. Rh3 Qc4 27. Ng1 h6 28. Nf3 Qe2 29. Re1 Qxb2 30. f5 exf5 31. Qxf5 Re6 32. Rf1 Ra7 33. Ne1 Rae7 34. Qf3 Qa2 35. Rh5 Qxa4 36. g3 Qd7 37. Nd3 a4 38. Rf5 a3 39. h4 a2 40. h5 Qa7 41. Ra1 Nh8 42. Nb4 Qa3 43. Rxa2 Qb3 44. Qxd5 Qb1+ 45. Kg2 Qxf5 46. Nc6 Rc7 47. Ra8 Rcxc6 48. Qd8 Ng6 49. hxg6 fxg6 50. Ra2 Qf7 51. Rf2 Qe8 0-1

[Event "Medellin IRT op 17th"]
[Site "Medellin"]
[Date "2010.08.04"]
[Round "1"]
[White "Vacca, Leonardo"]
[Black "Ruiz Aguilar, Pablo Alexander"]
[Result "0-1"]
[ECO "B55"]
[WhiteElo "2040"]
[BlackElo "2265"]
[PlyCount "50"]
[EventDate "2010.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Bd3 cxd4 5. Nxd4 Nc6 6. c3 e5 7. Nb5 a6 8. N5a3 d5 9. exd5 Qxd5 10. 0-0 Bg4 11. Qc2 Rd8 12. Bc4 Qd7 13. b4 Be7 14. Be3 0-0 15. f3 Bf5 16. Nd2 Bxc2 17. Nxc2 Nd5 18. Ne4 Nxe3 19. Nxe3 Kh8 20. Rad1 Qc8 21. Nd5 f5 22. Nxe7 Nxe7 23. Nc5 Rxd1 24. Rxd1 Rd8 25. Re1 b6 0-1

[Event "Cali Deptal Valle"]
[Site "Cali"]
[Date "2010.05.17"]
[Round "7"]
[White "Caicedo, Jaime Andres"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1995"]
[BlackElo "2018"]
[PlyCount "44"]
[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 d5 2. exd5 Nf6 3. d4 Qxd5 4. Nc3 Qd6 5. Nf3 g6 6. Ne5 Bg7 7. Be2 0-0 8. Bf4 Nd5 9. Nxd5 Qxd5 10. Bf3 Qb5 11. Qc1 Nd7 12. Nxd7 Bxd7 13. c3 e5 14. dxe5 Rfe8 15. Be2 Bxe5 16. Bxb5 Bxf4+ 17. Qe3 Bxb5 18. Qxe8+ Rxe8+ 19. Kd1 Rd8+ 20. Kc2 Ba4+ 21. b3 Rd2+ 22. Kb1 Bd7 0-1

[Event "Cali Deptal Valle"]
[Site "Cali"]
[Date "2010.05.16"]
[Round "5"]
[White "Vacca, Leonardo"]
[Black "Gomez, Ernesto"]
[Result "1-0"]
[ECO "B54"]
[WhiteElo "2018"]
[PlyCount "55"]
[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. Nc3 Nc6 3. Nf3 d6 4. d4 cxd4 5. Nxd4 Bd7 6. Bb5 a6 7. Bxc6 bxc6 8. 0-0 e6 9. Qf3 Ne7 10. Bg5 Qc7 11. Rad1 Ng6 12. Rfe1 h6 13. Bc1 Be7 14. Qh5 a5 15. f4 a4 16. Kh1 Ra5 17. Qe2 0-0 18. Nf3 Bf6 19. Rd3 Rd8 20. Red1 Be7 21. Qd2 Bc8 22. b4 axb3 23. cxb3 Ba6 24. Rd4 Bf6 25. e5 dxe5 26. Rxd8+ Bxd8 27. Qxd8+ Qxd8 28. Rxd8+ 1-0

[Event "Cali Deptal Valle"]
[Site "Cali"]
[Date "2010.05.15"]
[Round "4"]
[White "Renteria, Rolando"]
[Black "Vacca, Leonardo"]
[Result "1-0"]
[ECO "B56"]
[WhiteElo "2215"]
[BlackElo "2018"]
[PlyCount "141"]
[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 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f3 e5 7. Nb3 Be6 8. Bg5 Be7 9. Qd2 a5 10. Bb5 0-0 11. 0-0-0 Na7 12. Bxf6 Bxf6 13. Qxd6 Qxd6 14. Rxd6 Nxb5 15. Nxb5 a4 16. Nd2 Bxa2 17. Rb6 Rfd8 18. h4 Rd7 19. g3 Rad8 20. Nb1 Be7 21. b4 Bxb4 22. N5c3 Bc5 23. Rb5 Be3+ 24. Kb2 Bxb1 25. Kxb1 a3 26. Nd5 Bf2 27. g4 b6 28. Ka2 Rc8 29. c3 Bc5 30. g5 Kf8 31. Rh2 Rd6 32. Rb1 Re8 33. Rg2 Ree6 34. Rh1 Rc6 35. Rh3 Ke8 36. h5 Kd8 37. g6 hxg6 38. Kb3 Bf8 39. hxg6 fxg6 40. Rh8 Re8 41. Rg8 Rce6 42. Rd2 Kc8 43. Rh2 Rd8 44. Rhh8 Ree8 45. Nxb6+ Kb7 46. Nc4 Ra8 47. Nd6+ Bxd6 48. Rxe8 Ra6 49. Rh2 Rb6+ 50. Ka2 Rc6 51. Re6 Kc7 52. Rd2 g5 53. Rg6 Bf8 54. Rxc6+ Kxc6 55. Kb3 Be7 56. Rd5 Bd6 57. Kc4 Bc7 58. Rc5+ Kd6 59. Rxc7 Kxc7 60. Kb3 Kc6 61. Kxa3 Kc5 62. Kb3 Kb5 63. c4+ Kc5 64. Kc3 g4 65. fxg4 g5 66. Kb3 Kd4 67. Kb4 Kxe4 68. c5 Kd5 69. Kb5 e4 70. c6 Kd6 71. Kb6 1-0

[Event "Cali Deptal Valle"]
[Site "Cali"]
[Date "2010.05.15"]
[Round "3"]
[White "Vacca, Leonardo"]
[Black "Morales, Jhon Alexander"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2018"]
[BlackElo "2275"]
[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 c5 2. c4 Nf6 3. Nc3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nc7 7. 0-0 e5 8. d3 Be7 9. Be3 Rb8 10. Ne1 0-0 11. Rb1 Be6 12. Qc1 Qd7 13. b3 b6 14. Nc2 Nd5 15. Bd2 Nd4 16. Nxd4 Nxc3 17. Qxc3 exd4 18. Qc2 Bh3 19. Bf4 Bxg2 20. Kxg2 Rbc8 21. h4 Rfe8 22. Rfc1 Rc6 23. Qd1 Rg6 24. Qh1 Bd6 25. Bxd6 Qxd6 26. Kf1 h6 27. Rc2 Rf6 28. Ke1 g6 29. Qg2 Kg7 30. Kd1 Qe5 0-1

[Event "Cali Deptal Valle"]
[Site "Cali"]
[Date "2010.05.14"]
[Round "1"]
[White "Gomez Jaramillo, Nelson"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "B28"]
[BlackElo "2018"]
[PlyCount "55"]
[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 a6 3. Bc4 b5 4. Be2 Bb7 5. e5 d6 6. exd6 Qxd6 7. c3 Nc6 8. 0-0 Rd8 9. d4 cxd4 10. cxd4 Nxd4 11. Nxd4 Qxd4 12. Qxd4 Rxd4 13. Be3 Rd6 14. Nc3 Rg6 15. g3 h5 16. Rfd1 h4 17. a4 b4 18. Nd5 Bxd5 19. Rxd5 hxg3 20. fxg3 Re6 21. Rad1 Rd6 22. Bxa6 Nf6 23. Bb5+ Kd8 24. Rxd6+ exd6 25. Bg5 Rh5 26. h4 Be7 27. Bxf6 gxf6 28. Kf2 0-1

[Event "Cali Menor 2100 op 11th"]
[Site "Cali"]
[Date "2009.12.29"]
[Round "7.1"]
[White "Vargas, Edwin Antonio"]
[Black "Vacca, Leonardo"]
[Result "1-0"]
[ECO "B01"]
[BlackElo "2021"]
[PlyCount "87"]
[EventDate "2009.12.26"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5 5. Nge2 Nc6 6. dxe5 Bb4 7. Bf4 Bg4 8. f3 Bf5 9. a3 Rd8 10. Qc1 Bxc3+ 11. bxc3 Nd4 12. Ra2 Nxe2 13. Bxe2 Qxc3+ 14. Kf2 Ne7 15. Qe3 Nd5 16. Qxc3 Nxc3 17. Rb2 b6 18. g4 Bg6 19. Rb3 Nd5 20. Bb5+ Kf8 21. Bg5 f6 22. exf6 gxf6 23. Bh6+ Kf7 24. Bc4 Bxc2 25. Bxd5+ Rxd5 26. Rc3 Kg6 27. Bf4 Bd1 28. Bxc7 Re8 29. h4 h5 30. Kg3 Re2 31. Bf4 Bc2 32. Rc7 Rd3 33. gxh5+ Kf5 34. h6 Rd8 35. h7 Rh8 36. Rc1 Bd3 37. Rd1 Bc2 38. Rd5+ Ke6 39. Rd6+ Kf5 40. Rd5+ Ke6 41. Rdd7 Kf5 42. Rd5+ Ke6 43. Rd6+ Kf5 44. Rcc6 1-0

[Event "Cali Menor 2100 op 11th"]
[Site "Cali"]
[Date "2009.12.28"]
[Round "5.1"]
[White "Guerrero, Hernando"]
[Black "Vacca, Leonardo"]
[Result "1-0"]
[ECO "B28"]
[WhiteElo "1987"]
[BlackElo "2021"]
[PlyCount "73"]
[EventDate "2009.12.26"]
[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 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bd3 Bxc3+ 8. bxc3 Qc7 9. c4 d6 10. 0-0 0-0 11. h3 Be6 12. Bg5 Nbd7 13. Qe2 h6 14. Be3 Rac8 15. Nd2 Nb6 16. f4 exf4 17. Rxf4 Nh7 18. Rh4 Nxc4 19. Nxc4 Bxc4 20. Rc1 Bxd3 21. cxd3 Qd8 22. Rg4 Rxc1+ 23. Bxc1 f5 24. Rg6 Rf6 25. Rg3 f4 26. Rf3 g5 27. Bb2 Re6 28. d4 Qe7 29. Bc1 Rg6 30. Rg3 Qf7 31. Bb2 Re6 32. e5 dxe5 33. dxe5 Rxe5 34. Qc2 Re1+ 35. Kh2 Qb3 36. Rg4 Rc1 37. Bxc1 1-0

[Event "Cali Menor 2100 op 11th"]
[Site "Cali"]
[Date "2009.12.28"]
[Round "4.1"]
[White "Vacca, Leonardo"]
[Black "Moran, Daniel Stiven"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2021"]
[BlackElo "2035"]
[PlyCount "26"]
[EventDate "2009.12.26"]
[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. d4 d5 3. e5 e6 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Qb6 7. 0-0 cxd4 8. cxd4 Be7 9. Nc3 Nh6 10. Bxh6 gxh6 11. Qd2 0-0-0 12. Bb5 Nxe5 13. Bxd7+ Nxd7 0-1

[Event "Cali Menor 2100 op 11th"]
[Site "Cali"]
[Date "2009.12.27"]
[Round "2.1"]
[White "Vacca, Leonardo"]
[Black "Mejia Hoyos, Humberto"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2021"]
[PlyCount "48"]
[EventDate "2009.12.26"]
[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 b6 2. d4 d6 3. Nc3 Bb7 4. Bd3 Nf6 5. f4 e6 6. Nf3 g6 7. Qe2 Bg7 8. Bd2 Nc6 9. a3 Nd7 10. e5 dxe5 11. fxe5 Nf8 12. Be4 f5 13. Bxc6+ Bxc6 14. 0-0-0 Qd7 15. Bg5 h6 16. Bf6 Rg8 17. Rhe1 Nh7 18. d5 Bxd5 19. Nb5 a6 20. c4 axb5 21. cxd5 Nxf6 22. exf6 Bxf6 23. dxe6 Bxb2+ 24. Kxb2 Qg7+ 1-0

[Event "Cali Menor 2100 op 11th"]
[Site "Cali"]
[Date "2009.12.26"]
[Round "1.1"]
[White "Ossa Ramirez, Jesus Antonio"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1853"]
[BlackElo "2021"]
[PlyCount "29"]
[EventDate "2009.12.26"]
[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. d4 cxd4 3. c3 Nf6 4. e5 Nd5 5. cxd4 d6 6. Nc3 Nxc3 7. bxc3 dxe5 8. dxe5 Qxd1+ 9. Kxd1 Nc6 10. Bb5 Bd7 11. Nf3 Nxe5 12. Bxd7+ Nxd7 13. Bb2 e6 14. Re1 Bc5 15. Ke2 0-1

[Event "Yumbo Mayor qual"]
[Site "Yumbo"]
[Date "2009.03.08"]
[Round "7"]
[White "Vacca, Leonardo"]
[Black "Beltran, Carlos Armando"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1958"]
[BlackElo "2246"]
[PlyCount "28"]
[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. Nf3 d6 4. Be2 Nf6 5. Nc3 0-0 6. 0-0 c6 7. a4 a5 8. h3 Na6 9. Be3 Qc7 10. Qc1 Rd8 11. Nh2 e5 12. f4 exd4 13. Bxd4 Nxe4 14. Bxg7 Qb6+ 0-1

[Event "Yumbo Mayor qual"]
[Site "Yumbo"]
[Date "2009.03.07"]
[Round "4"]
[White "Polo, Dario Armando"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "1958"]
[PlyCount "46"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5 5. dxe5 Nc6 6. Qd5 Bb4 7. Qxa5 Bxa5 8. Bb5 Nge7 9. Nf3 a6 10. Bxc6+ Nxc6 11. 0-0 Bg4 12. a3 Bxf3 13. gxf3 0-0-0 14. f4 Nd4 15. Be3 Bxc3 16. bxc3 Ne2+ 17. Kg2 Nxc3 18. a4 Rhe8 19. Ra3 Nd5 20. Rd3 Nb4 21. Rxd8+ Rxd8 22. c3 Nd5 23. Bd4 Nxf4+ 0-1

[Event "Yumbo Mayor qual"]
[Site "Yumbo"]
[Date "2009.03.07"]
[Round "5"]
[White "Vacca, Leonardo"]
[Black "Chaverra, Bismark"]
[Result "1/2-1/2"]
[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"]
[Site "Yumbo"]
[Date "2009.03.06"]
[Round "2"]
[White "Sanchez, Victor Hugo"]
[Black "Vacca, Leonardo"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2231"]
[BlackElo "1958"]
[PlyCount "65"]
[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 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 e5 5. d3 d6 6. Nd2 Be7 7. Nf1 Bd7 8. Ne3 Nd4 9. Bxd7+ Qxd7 10. Ncd5 0-0 11. c3 Ne6 12. Nf5 Nxd5 13. exd5 Nd4 14. Nxe7+ Qxe7 15. cxd4 exd4+ 16. Kf1 Rfe8 17. Bf4 Qd7 18. h3 Re7 19. Kg1 Rae8 20. Qf3 b6 21. Kh2 Re2 22. b3 Qf5 23. Rhf1 f6 24. Qg3 Qxd5 25. Bxd6 R8e6 26. Bb8 a6 27. Bf4 Kf7 28. Rfd1 g5 29. Bd2 Qf5 30. f4 h6 31. fxg5 hxg5 32. Rf1 Qg6 33. Rae1 1-0

[Event "Yumbo Mayor qual"]
[Site "Yumbo"]
[Date "2009.03.06"]
[Round "3"]
[White "Vacca, Leonardo"]
[Black "Valencia, Julian David"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1958"]
[PlyCount "26"]
[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 d5 2. e5 Bf5 3. g4 Bg6 4. e6 h6 5. Nh3 Nf6 6. Bg2 fxe6 7. d4 Qd7 8. Nf4 Bh7 9. Qe2 e5 10. dxe5 Ne4 11. g5 c6 12. Bh3 Qc7 13. Qh5+ g6 1-0

[Event "Yumbo Mayor qual"]
[Site "Yumbo"]
[Date "2009.03.05"]
[Round "1"]
[White "Vacca, Leonardo"]
[Black "Pereira, Rubiel"]
[Result "1-0"]
[ECO "C34"]
[WhiteElo "1958"]
[PlyCount "47"]
[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 e5 2. f4 exf4 3. Nf3 d6 4. Bc4 Nc6 5. d4 Nf6 6. Nc3 Be7 7. Bxf4 0-0 8. 0-0 a6 9. a4 Nb4 10. Qe2 c6 11. Rae1 b5 12. axb5 cxb5 13. Bb3 Bb7 14. Kh1 d5 15. exd5 Bxd5 16. Qxe7 Bc4 17. Qxb4 Bxf1 18. Rxf1 Rb8 19. Bxb8 Qxb8 20. Ne5 Qb6 21. Rxf6 Qxf6 22. Qxf8+ Kxf8 23. Nd7+ Ke7 24. Nxf6 1-0

[Event "Manizales op 21st"]
[Site "Manizales"]
[Date "2009.01.10"]
[Round "5"]
[White "Jaramillo, Amparo"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "1631"]
[BlackElo "1958"]
[PlyCount "60"]
[EventDate "2009.01.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 128 Extra"]
[Source "ChessBase"]
[SourceDate "2009.03.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.03.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bd3 Bxc3+ 8. bxc3 0-0 9. c4 Qc7 10. 0-0 d6 11. Nd2 Be6 12. Re1 Nbd7 13. Ba3 Rfd8 14. Qb1 Rab8 15. Qb2 Nc5 16. Bxc5 Qxc5 17. Rab1 Nd7 18. Qb4 Rdc8 19. Rb2 Kf8 20. Reb1 Qxb4 21. Rxb4 Nc5 22. f3 Ke7 23. Rb6 Na4 24. Rxb7+ Rxb7 25. Rxb7+ Kf6 26. Kf2 h5 27. Rb4 Nc3 28. a3 Rc6 29. Nb3 Na2 30. Na5 Nxb4 0-1

[Event "Manizales op 21st"]
[Site "Manizales"]
[Date "2009.01.10"]
[Round "4"]
[White "Vacca, Leonardo"]
[Black "Osorio, Edwin"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1958"]
[BlackElo "1790"]
[PlyCount "56"]
[EventDate "2009.01.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 128 Extra"]
[Source "ChessBase"]
[SourceDate "2009.03.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.03.25"]
[SourceQuality "1"]

1. e4 Nf6 2. d3 d5 3. e5 Nfd7 4. Nf3 e6 5. g3 c5 6. Bg2 f6 7. exf6 Nxf6 8. 0-0 Bd6 9. Re1 0-0 10. Ng5 e5 11. c4 h6 12. Nf3 dxc4 13. dxc4 Nc6 14. Nc3 Bg4 15. h3 Bh5 16. g4 Bf7 17. Nd5 Nxd5 18. cxd5 Nd4 19. Nxe5 Bxe5 20. Rxe5 Qf6 21. Re3 Rad8 22. Rg3 Bxd5 23. Qf1 Bxg2 24. Rxg2 Nf3+ 25. Kh1 Qc6 26. Be3 Nh4 27. Qc4+ Kh8 28. Rag1 Rd1 0-1

[Event "Manizales op 21st"]
[Site "Manizales"]
[Date "2009.01.08"]
[Round "1"]
[White "Gaitan, Mauricio"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "1600"]
[BlackElo "1958"]
[PlyCount "58"]
[EventDate "2009.01.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 128 Extra"]
[Source "ChessBase"]
[SourceDate "2009.03.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.03.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. f3 d5 8. exd5 Nh5 9. g3 0-0 10. Qd3 Re8 11. Bg2 a5 12. a4 b6 13. Bd2 Nd7 14. 0-0-0 Bb7 15. d6 Rc8 16. Nb5 Nhf6 17. Rhe1 Bd5 18. Nc7 e4 19. fxe4 Ne5 20. Qd4 Bxb3 21. cxb3 Bxd6 22. Kb1 Qxc7 23. Bh3 Qc2+ 24. Ka2 Nd3 25. Bxc8 Be5 26. Qxe5 Rxe5 27. Bc3 Rxe4 28. Rd2 Nc1+ 29. Rxc1 Qxc1 0-1

[Event "Cali op-B"]
[Site "Cali"]
[Date "2008.12.28"]
[Round "6"]
[White "Garcia, John Jaime"]
[Black "Vacca, Leonardo"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "2072"]
[BlackElo "1958"]
[PlyCount "29"]
[EventDate "2008.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 d5 2. e5 c5 3. f4 Nc6 4. Nf3 d4 5. d3 Bf5 6. g3 e6 7. Bg2 h5 8. h3 Be7 9. Nbd2 Qc7 10. Qe2 Nh6 11. Ne4 0-0 12. Nfg5 a6 13. Qxh5 Bxe4 14. Bxe4 Nf5 15. Qh7# 1-0

[Event "Cali op-B"]
[Site "Cali"]
[Date "2008.12.27"]
[Round "4"]
[White "Navia Alvarez, Edwin Adrian"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "2055"]
[BlackElo "1958"]
[PlyCount "57"]
[EventDate "2008.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. c4 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 d6 7. Be2 g6 8. Be3 Bg7 9. 0-0 0-0 10. f3 Bd7 11. Qd2 Re8 12. Rfd1 Qa5 13. Rac1 Nxd4 14. Bxd4 Bc6 15. Bf1 Nd7 16. a3 Bxd4+ 17. Qxd4 Qg5 18. b4 Ne5 19. Qf2 Qh6 20. f4 Ng4 21. Qg3 Nf6 22. Qf3 Rac8 23. b5 axb5 24. cxb5 Bd7 25. h3 Nh5 26. g3 Qg7 27. Na4 Be6 28. g4 Nxf4 29. Qxf4 0-1

[Event "Cali op-B"]
[Site "Cali"]
[Date "2008.12.27"]
[Round "3"]
[White "Vacca, Leonardo"]
[Black "Escobar Barona, Juan Fernando"]
[Result "0-1"]
[ECO "B88"]
[WhiteElo "1958"]
[BlackElo "1984"]
[PlyCount "100"]
[EventDate "2008.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 Qc7 7. Bb3 e6 8. 0-0 Be7 9. f4 Nc6 10. Be3 0-0 11. Qf3 Bd7 12. Rae1 b5 13. Kh1 Na5 14. e5 dxe5 15. fxe5 Qxe5 16. Nxe6 fxe6 17. Bb6 Qg5 18. Bxa5 b4 19. Qh3 Qxa5 20. Bxe6+ Bxe6 21. Qxe6+ Kh8 22. Ne4 Nxe4 23. Qxe4 Rxf1+ 24. Rxf1 Rf8 25. Rd1 Qh5 26. Re1 Bd6 27. h3 Qf7 28. Rg1 Qf2 29. Qd3 Qg3 30. Qxg3 Bxg3 31. Rd1 Re8 32. Kg1 Re1+ 33. Rxe1 Bxe1 34. Kf1 Bh4 35. Ke2 Bf6 36. b3 Kg8 37. Kd3 Kf7 38. Kc4 Be7 39. c3 a5 40. Kd3 Ke6 41. c4 Ke5 42. Ke3 Bc5+ 43. Kf3 Kd4 44. g4 g5 45. h4 gxh4 46. g5 Kc3 47. Kg4 Kb2 48. Kxh4 Kxa2 49. Kh5 Kxb3 50. Kh6 Kxc4 0-1

[Event "Cali op-B"]
[Site "Cali"]
[Date "2008.12.26"]
[Round "1"]
[White "Vacca, Leonardo"]
[Black "Vanegas Barbosa, Jhonny German"]
[Result "1/2-1/2"]
[ECO "B57"]
[WhiteElo "1958"]
[BlackElo "2108"]
[PlyCount "86"]
[EventDate "2008.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Qb6 7. Ndb5 a6 8. Be3 Qa5 9. Nd4 e6 10. 0-0 Be7 11. f4 0-0 12. Bb3 d5 13. e5 Nd7 14. Kh1 Re8 15. Rf3 Bf8 16. Rh3 g6 17. Qg4 Bg7 18. Qh4 Nf8 19. Nce2 Ne7 20. c3 Bd7 21. Bc2 Qc7 22. Nc1 b6 23. Nd3 a5 24. Nf2 Nf5 25. Bxf5 exf5 26. Rd1 Ba4 27. Rg1 h5 28. Rg3 Qe7 29. Qh3 Bd7 30. Nf3 Ne6 31. Nd3 Bb5 32. Nde1 Be2 33. Nc2 b5 34. Re1 Bxf3 35. Rxf3 b4 36. Bd4 bxc3 37. Bxc3 Qc5 38. Rd1 Rac8 39. g3 Qc4 40. Qg2 d4 41. Nxd4 Qxa2 42. Nxe6 Rxe6 43. Rfd3 Bf8 1/2-1/2

[Event "Cali op-B"]
[Site "Cali"]
[Date "2008.12.26"]
[Round "2"]
[White "Villota, Carlos"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "A46"]
[BlackElo "1958"]
[PlyCount "28"]
[EventDate "2008.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 c5 2. Nf3 Nf6 3. Nc3 cxd4 4. Nxd4 e5 5. Nb3 d5 6. e3 Bd6 7. Be2 Be6 8. 0-0 Nc6 9. Nb5 Bb8 10. Nc5 a6 11. Nxe6 fxe6 12. Na3 0-0 13. c4 e4 14. f3 Qd6 0-1

[Event "Cali qual"]
[Site "Cali"]
[Date "2008.05.05"]
[Round "9"]
[White "Barros, Raul"]
[Black "Vacca, Leonardo"]
[Result "1/2-1/2"]
[ECO "A61"]
[WhiteElo "2080"]
[BlackElo "1913"]
[PlyCount "79"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. d4 c5 2. d5 Nf6 3. Nf3 e6 4. c4 exd5 5. cxd5 d6 6. Nc3 g6 7. Nd2 Bg7 8. Nc4 0-0 9. Bf4 Na6 10. Bxd6 Re8 11. e3 Ne4 12. Nxe4 Rxe4 13. Bg3 b5 14. Nd6 Rb4 15. Bxb5 Qa5 16. 0-0 Rxb5 17. Nxb5 Qxb5 18. b3 Bf5 19. f3 Qd3 20. e4 Qd4+ 21. Bf2 Qxa1 22. Qxa1 Bxa1 23. Rxa1 Bd7 24. Kf1 Bb5+ 25. Ke1 Rc8 26. Kd2 Nb4 27. Re1 Nd3 28. Rf1 f5 29. Bh4 Kg7 30. Bg5 h6 31. Be3 f4 32. Bg1 a5 33. Kc3 Kf6 34. Rd1 Ne5 35. Bf2 h5 36. Rb1 c4 37. Rb2 cxb3+ 38. Kxb3 a4+ 39. Kb4 Rc4+ 40. Kxb5 1/2-1/2

[Event "Cali qual"]
[Site "Cali"]
[Date "2008.05.04"]
[Round "7"]
[White "Becerra, Juan David"]
[Black "Vacca, Leonardo"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2105"]
[BlackElo "1913"]
[PlyCount "79"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 e6 5. Bc4 Bg7 6. 0-0 Nge7 7. Qe1 d6 8. f5 gxf5 9. d3 0-0 10. Qh4 d5 11. exd5 exd5 12. Bb3 Nd4 13. Bh6 Ng6 14. Qh5 Nxf3+ 15. Rxf3 c4 16. dxc4 dxc4 17. Rd1 Qb6+ 18. Be3 Qe6 19. Rh3 h6 20. Bxh6 cxb3 21. Bxg7 Kxg7 22. Qh6+ Kf6 23. Nd5+ Qxd5 24. Rxd5 bxa2 25. Ra5 Be6 26. b3 Rad8 27. Qc1 f4 28. Qb2+ Ke7 29. Rd3 Rxd3 30. cxd3 Rd8 31. d4 a6 32. Rxa2 f3 33. Qc3 Bd5 34. gxf3 Rg8 35. Qc5+ Kf6 36. Qd6+ Be6 37. Rg2 Rc8 38. d5 Rc1+ 39. Kf2 Rd1 40. Rxg6+ 1-0

[Event "Cali qual"]
[Site "Cali"]
[Date "2008.05.04"]
[Round "6"]
[White "Vacca, Leonardo"]
[Black "Ramirez, Carlos"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1913"]
[BlackElo "2249"]
[PlyCount "66"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 c5 3. g3 Nc6 4. Bg2 Be7 5. Nf3 d5 6. d3 Nf6 7. 0-0 0-0 8. Re1 b6 9. c3 Ba6 10. e5 Nd7 11. h4 Rc8 12. Bf4 b5 13. Nbd2 b4 14. Nf1 bxc3 15. bxc3 Qa5 16. Qd2 Rb8 17. N1h2 Rb6 18. Rab1 Rfb8 19. Rxb6 Nxb6 20. Ng4 Na4 21. Nf6+ gxf6 22. exf6 Bxf6 23. Bxb8 Nxb8 24. Qf4 Nd7 25. Bh3 Nab6 26. Ng5 Qxc3 27. Rxe6 fxe6 28. Bxe6+ Kg7 29. Qg4 Ne5 30. Qh5 Bxd3 31. Bxd5 Qe1+ 32. Kh2 Qxf2+ 33. Bg2 Bf5 0-1

[Event "Cali qual"]
[Site "Cali"]
[Date "2008.05.03"]
[Round "5"]
[White "Suarez, Luis Humberto"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "A78"]
[WhiteElo "2179"]
[BlackElo "1913"]
[PlyCount "94"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. d4 c5 2. d5 Nf6 3. c4 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. e4 Bg7 8. Be2 0-0 9. 0-0 Re8 10. Nd2 Na6 11. Re1 Nc7 12. a4 Rb8 13. Qc2 b6 14. h3 Ba6 15. Nb5 Bxb5 16. axb5 Rb7 17. Kf1 Qd7 18. Qa4 Nh5 19. Ra3 Nf4 20. Bc4 h6 21. Nf3 Nh5 22. e5 dxe5 23. d6 Qxd6 24. Rd3 Qf8 25. Rd7 Re7 26. Red1 Nf6 27. R7d6 Nce8 28. Rd8 Kh7 29. Nh4 Rbd7 30. R8xd7 Rxd7 31. Rxd7 Nxd7 32. Qxa7 Qd6 33. Qa4 Qe7 34. Bd5 Nef6 35. Bc6 Qd6 36. Nf3 Qd3+ 37. Ke1 e4 38. Nd2 e3 39. Nf3 exf2+ 40. Kxf2 c4 41. Be3 Nd5 42. Bxd5 Qxd5 43. Qb4 Qe6 44. Qa3 Bf8 45. Qc3 Nc5 46. Nd2 Nd3+ 47. Kf3 Qd5+ 0-1

[Event "Cali qual"]
[Site "Cali"]
[Date "2008.05.03"]
[Round "4"]
[White "Vacca, Leonardo"]
[Black "Prieto, Ernesto"]
[Result "1/2-1/2"]
[ECO "C83"]
[WhiteElo "1913"]
[BlackElo "2188"]
[PlyCount "76"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. c3 0-0 11. Qe2 Nc5 12. Rd1 Nxb3 13. Nxb3 Qd7 14. Be3 Rad8 15. Bc5 Rfe8 16. h3 Bf5 17. Rd2 Be4 18. Rad1 Qf5 19. Bxe7 Bxf3 20. Qxf3 Qxf3 21. gxf3 Nxe7 22. f4 c6 23. Nc5 Ra8 24. Kh2 Nf5 25. Rg1 g6 26. Kg2 Kf8 27. Kf3 Ra7 28. Rgd1 Ng7 29. h4 h5 30. Kg3 a5 31. a3 a4 32. Kh3 Rae7 33. Rg1 Ne6 34. Na6 Ra7 35. Nb4 Rc7 36. Na6 Ra7 37. Nb4 Rc7 38. Na6 Ra7 1/2-1/2

[Event "Cali qual"]
[Site "Cali"]
[Date "2008.05.02"]
[Round "3"]
[White "Mucoz, Jhon Edison"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "2176"]
[BlackElo "1913"]
[PlyCount "66"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 c5 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. c4 d6 7. Nc3 Nbd7 8. b3 a6 9. Bb2 Rb8 10. e4 cxd4 11. Nxd4 Qc7 12. Rc1 b6 13. g4 h6 14. f4 Nh7 15. Rf3 Bb7 16. Rh3 Rfe8 17. Kh1 Rbd8 18. Qe2 Ndf8 19. Qd3 Ng6 20. Nde2 Qb8 21. Rf1 Qa8 22. Qd4 e5 23. Qxb6 Nh4 24. Rxh4 Bxh4 25. f5 Nf6 26. Nd5 Bxd5 27. exd5 Nxg4 28. Ba3 Rb8 29. Qg1 Bg5 30. Bf3 Ne3 31. h4 Bf4 32. f6 g6 33. Be4 Nxf1 0-1

[Event "Cali qual"]
[Site "Cali"]
[Date "2008.05.02"]
[Round "2"]
[White "Vacca, Leonardo"]
[Black "Medina, Alfonso"]
[Result "1-0"]
[ECO "C57"]
[WhiteElo "1913"]
[PlyCount "69"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke6 8. Nc3 Nd4 9. Bxd5+ Kd7 10. Qe4 Qe8 11. 0-0 Kd8 12. Bxb7 Bxb7 13. Qxb7 Rc8 14. d3 Nxc2 15. Bg5+ Be7 16. Qd5+ Qd7 17. Bxe7+ Kxe7 18. Qxe5+ Kf8 19. Rac1 Qxd3 20. Rfd1 Qg6 21. Ne4 Nb4 22. Qc5+ Kf7 23. Ng5+ Kg8 24. Qxc7 Re8 25. Qc4+ Kf8 26. Qxb4+ Kg8 27. Qc4+ Kf8 28. Qc5+ Kg8 29. Qd5+ Kf8 30. Rc6 Qh5 31. Ne6+ Kf7 32. Qxh5+ g6 33. Rd7+ Re7 34. Qf3+ Ke8 35. Rd8# 1-0

[Event "Cali qual"]
[Site "Cali"]
[Date "2008.05.01"]
[Round "1"]
[White "Renteria Becerra, Jorge Elicer"]
[Black "Vacca, Leonardo"]
[Result "1-0"]
[ECO "B56"]
[WhiteElo "2266"]
[BlackElo "1913"]
[PlyCount "69"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f3 Qb6 7. Nb3 e6 8. Qe2 a6 9. Be3 Qc7 10. 0-0-0 Be7 11. Kb1 b5 12. Qf2 Rb8 13. g4 Ne5 14. g5 Nfd7 15. Ba7 Rb7 16. Bd4 b4 17. Bxa6 bxc3 18. Bxb7 Bxb7 19. Bxc3 f5 20. exf5 exf5 21. Nd4 Qb6 22. Qg3 0-0 23. Rhe1 f4 24. Qh3 Nc5 25. Nf5 Rf7 26. b3 Bf8 27. Nxd6 Ned3 28. Nxf7 Nxe1 29. Rxe1 Kxf7 30. Qf5+ Kg8 31. Re8 Qd6 32. Be5 Qd1+ 33. Kb2 Nd7 34. Qe6+ Kh8 35. Qxd7 1-0

[Event "Bogota Olympic qual 1st"]
[Site "Bogota"]
[Date "2008.03.24"]
[Round "9.40"]
[White "Suarez, Luis Humberto"]
[Black "Vacca, Leonardo"]
[Result "1/2-1/2"]
[ECO "A70"]
[WhiteElo "2179"]
[BlackElo "1913"]
[PlyCount "126"]
[EventDate "2008.03.20"]
[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 c5 2. d5 Nf6 3. c4 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. e4 Bg7 8. h3 0-0 9. Bd3 b5 10. Nxb5 Nxe4 11. 0-0 a6 12. Na3 Nf6 13. Bc4 Nbd7 14. Bd2 Ne4 15. Bc1 Rb8 16. Rb1 Re8 17. Re1 Nb6 18. Bb3 Bb7 19. Bf4 Qf6 20. Bh2 Qf5 21. g4 Qd7 22. Nc4 Nxc4 23. Bxc4 h5 24. Qd3 hxg4 25. Rxe4 gxf3 26. Rxe8+ Rxe8 27. Qxf3 Bc8 28. b3 Bd4 29. Rd1 Kg7 30. b4 Rh8 31. Bf1 Rh5 32. bxc5 dxc5 33. Bg2 Bb7 34. Qg4 Qd8 35. d6 Rg5 36. Bxb7 Rxg4+ 37. hxg4 Qh4 38. Rd2 Qxg4+ 39. Bg2 Qg5 40. Rd1 Qf5 41. Bg3 Qg4 42. Rd2 Qxg3 43. Rxd4 Qe5 44. Rd5 Qf6 45. Rd1 c4 46. d7 Qd8 47. Bc6 c3 48. Ba4 Kh6 49. Kf1 Kg5 50. Rd3 Kf4 51. Rxc3 Qh8 52. Rc4+ Ke5 53. Kg2 Qa8+ 54. Bc6 Qd8 55. Ba4 Qa8+ 56. Kg1 Qb8 57. Rc1 f5 58. Re1+ Kf4 59. Bc6 Qd6 60. Re8 Qd1+ 61. Kg2 Qg4+ 62. Kh2 Qh5+ 63. Kg2 Qg4+ 1/2-1/2

[Event "Cali op 5th"]
[Site "Cali"]
[Date "2001.12.17"]
[Round "1"]
[White "Daza, Fernando"]
[Black "Vacca, Leonardo"]
[Result "0-1"]
[ECO "A43"]
[PlyCount "53"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 c5 2. Nf3 cxd4 3. Nxd4 Nc6 4. e3 e5 5. Nxc6 bxc6 6. b3 d5 7. Bb2 Bd6 8. Nd2 Nf6 9. Be2 0-0 10. 0-0 a5 11. Nf3 Re8 12. h3 Ba6 13. Bxa6 Rxa6 14. Qe2 Ra7 15. Rfd1 a4 16. a3 Qe7 17. b4 Bb8 18. c4 Qc7 19. g3 Qc8 20. Kg2 Qa6 21. Rac1 Rd7 22. Qc2 Ne4 23. cxd5 cxd5 24. Bxe5 Bxe5 25. Nxe5 Rd6 26. Qc7 Rf6 27. Rc2 0-1

[Event "Abel Cardona op"]
[Site "Cali"]
[Date "2000.12.16"]
[Round "1"]
[White "Gonzalez, Sergio"]
[Black "Vacca, Leonardo"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2295"]
[PlyCount "43"]
[EventDate "2000.12.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[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. Bb5 e5 4. 0-0 Nge7 5. c3 g6 6. d4 cxd4 7. cxd4 exd4 8. Nxd4 Bg7 9. Be3 0-0 10. Nc3 d5 11. Qa4 Nxd4 12. Bxd4 Bxd4 13. Qxd4 dxe4 14. Qxe4 Nf5 15. Rad1 Qg5 16. Nd5 a6 17. Ba4 b5 18. Bb3 Ra7 19. Qe5 h6 20. Nf6+ Kg7 21. Ne4+ f6 22. Qc5 1-0

