[Event "Medellin Flores op 30th"]
[Site "Medellin"]
[Date "2023.08.04"]
[Round "2"]
[White "Hoyos Campuzano, Efrain"]
[Black "Zapata Uribe, Juan Sebastian"]
[Result "1-0"]
[ECO "B54"]
[WhiteElo "1691"]
[BlackElo "1581"]
[PlyCount "48"]
[EventDate "2023.08.03"]
[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 c5 2. Nf3 Nc6 3. Bc4 e6 4. Nc3 d6 5. d4 cxd4 6. Nxd4 a6 7. a4 Ne5 8. Be2 Nf6 9. 0-0 Be7 10. f4 Nc6 11. Kh1 Nxd4 12. Qxd4 0-0 13. Be3 Qc7 14. Rad1 e5 15. Qd2 Ng4 16. Bg1 Nf6 17. h3 b6 18. fxe5 dxe5 19. Qe3 Bc5 20. Qg5 h6 21. Qg3 Bxg1 22. Rxf6 Bd4 23. Rxd4 Qc5 24. Rd5 Qb4 1-0

[Event "Medellin Flores op 30th"]
[Site "Medellin"]
[Date "2023.08.04"]
[Round "3"]
[White "Tobar Beltran, Jorge Esteban"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "1938"]
[BlackElo "1691"]
[PlyCount "51"]
[EventDate "2023.08.03"]
[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 e6 2. e3 c5 3. c3 Nf6 4. f4 cxd4 5. exd4 Qc7 6. Nf3 d6 7. Bd3 Nc6 8. 0-0 Be7 9. Nbd2 0-0 10. Qc2 h6 11. Ne4 Bd7 12. Nf2 Rac8 13. Qe2 a6 14. g4 d5 15. Kh1 Bd6 16. Ne5 Bxe5 17. fxe5 Nh7 18. g5 hxg5 19. Bxh7+ Kxh7 20. Qh5+ Kg8 21. Bxg5 Be8 22. Qh4 f6 23. exf6 g6 24. Ng4 Qh7 25. Nh6+ Kh8 26. f7 1-0

[Event "Medellin Flores op 30th"]
[Site "Medellin"]
[Date "2023.08.03"]
[Round "1"]
[White "Giraldo Arcila, Nelson Argiro"]
[Black "Hoyos Campuzano, Efrain"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1564"]
[BlackElo "1691"]
[PlyCount "55"]
[EventDate "2023.08.03"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bb5+ c6 5. Bc4 Nf6 6. Nf3 Bg4 7. Be2 Nbd7 8. 0-0 0-0-0 9. d3 e5 10. Bd2 Qc7 11. Ng5 Bxe2 12. Qxe2 Nb6 13. Rfe1 Bd6 14. a4 h6 15. Nf3 Rhe8 16. a5 Nbd5 17. Nxd5 cxd5 18. a6 b6 19. Rac1 e4 20. dxe4 dxe4 21. Nh4 Bxh2+ 22. Kh1 Be5 23. c3 g5 24. Nf5 Qd7 25. Qc4+ Kb8 26. Rcd1 Qxf5 27. Qxf7 Rd7 28. Qc4 0-1

[Event "Sabaneta op-B 2nd"]
[Site "Sabaneta Antioquia"]
[Date "2023.06.30"]
[Round "5"]
[White "Gonzalez Gonzalez, Guillermo David"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "1128"]
[BlackElo "1734"]
[PlyCount "87"]
[EventDate "2023.06.28"]
[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. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bg5 e6 6. Nf3 Nc6 7. e3 Be7 8. Bd3 a6 9. a3 b5 10. b4 0-0 11. 0-0 Bb7 12. Qc2 h6 13. Bh4 Nd7 14. Bxe7 Qxe7 15. Nd2 Rac8 16. Nb3 Qg5 17. Qd2 Rc7 18. f4 Qe7 19. Nc5 Nb6 20. Bxb5 axb5 21. Nxb5 Rcc8 22. Nxb7 Nc4 23. Qd3 Qxb7 24. Nc3 Ra8 25. b5 N6a5 26. a4 Nb3 27. Ra2 Nba5 28. Rf3 f6 29. Rg3 Qf7 30. f5 e5 31. dxe5 Nxe5 32. Qxd5 Rfd8 33. Qxf7+ Kxf7 34. e4 Rd3 35. Rxd3 Nxd3 36. g4 Rc8 37. Rc2 Nb4 38. Rb2 Nd3 39. Rc2 Rc4 40. Kf1 Nc5 41. Ke2 Nxa4 42. Kd3 Rxc3+ 43. Rxc3 Nxc3 44. Kxc3 1-0

[Event "Sabaneta op-B 2nd"]
[Site "Sabaneta Antioquia"]
[Date "2023.06.30"]
[Round "4"]
[White "Hoyos Campuzano, Efrain"]
[Black "Valencia Escobar, Dario"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "1734"]
[BlackElo "1854"]
[PlyCount "94"]
[EventDate "2023.06.28"]
[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 c5 2. Nf3 g6 3. c3 d5 4. exd5 Qxd5 5. Na3 a6 6. Be2 Nf6 7. 0-0 Bg7 8. Nc4 Nbd7 9. d4 cxd4 10. cxd4 0-0 11. Nfe5 Qe6 12. f4 Nxe5 13. fxe5 Nd5 14. Bf3 Rd8 15. Qb3 b5 16. Ne3 Bb7 17. Nxd5 Bxd5 18. Bxd5 Qxd5 19. Qxd5 Rxd5 20. Be3 f6 21. exf6 Bxf6 22. Rfe1 Rad8 23. Kf2 Kf7 24. Rac1 Bxd4 25. Bxd4 Rxd4 26. Rc7 Rd2+ 27. Re2 Rxe2+ 28. Kxe2 Rd6 29. h3 h5 30. Ra7 Kf6 31. b3 h4 32. Ra8 Ke5 33. Ra7 Rc6 34. Kd2 Kf6 35. a3 g5 36. b4 Re6 37. Ra8 Ke5 38. Rg8 Kf4 39. Kd3 Re3+ 40. Kd4 e5+ 41. Kd5 Rd3+ 42. Kc6 e4 43. Rf8+ Kg3 44. Rf5 Kxg2 45. Rxg5+ Kxh3 46. a4 bxa4 47. Kb6 e3 0-1

[Event "Sabaneta op-B 2nd"]
[Site "Sabaneta Antioquia"]
[Date "2023.06.29"]
[Round "2"]
[White "Hoyos Campuzano, Efrain"]
[Black "Vallejo, Humberto"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1734"]
[BlackElo "1988"]
[PlyCount "96"]
[EventDate "2023.06.28"]
[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 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Bc4 Nb6 5. Bb3 c5 6. d3 Nc6 7. Bf4 e5 8. Bg3 Be7 9. Nge2 0-0 10. 0-0 Bg4 11. f3 Bh5 12. Bf2 Nd4 13. Ng3 Bg6 14. Bxd4 cxd4 15. Nce2 a5 16. a4 Bg5 17. f4 exf4 18. Nxf4 Bxf4 19. Rxf4 Nd5 20. Bxd5 Qxd5 21. Qd2 Ra6 22. Qf2 Rd8 23. Re1 Re6 24. Rxe6 fxe6 25. Qd2 e5 26. Rf2 b6 27. b3 h6 28. Nf5 Qe6 29. Ng3 Qg4 30. Qe2 Qg5 31. Qd2 Qh4 32. Qe1 Qg5 33. Re2 Rd5 34. Ne4 Bxe4 35. Rxe4 Rc5 36. h3 Rxc2 37. Rg4 Rc1 38. Rxg5 Rxe1+ 39. Kf2 hxg5 40. Kxe1 Kf7 41. Kf2 Ke6 42. Kf3 Kf5 43. g3 g6 44. g4+ Ke6 45. Ke4 Kd6 46. Kf3 Kd5 47. Kg3 e4 48. h4 gxh4+ 0-1

[Event "Sabaneta op-B 2nd"]
[Site "Sabaneta Antioquia"]
[Date "2023.06.29"]
[Round "3"]
[White "Rico Higuita, Rodrigo"]
[Black "Hoyos Campuzano, Efrain"]
[Result "0-1"]
[ECO "C27"]
[WhiteElo "1600"]
[BlackElo "1734"]
[PlyCount "28"]
[EventDate "2023.06.28"]
[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. Bc4 Bc5 3. d3 Nf6 4. Nc3 c6 5. Bg5 Qb6 6. Bxf6 Bxf2+ 7. Kf1 gxf6 8. Qf3 Bh4 9. Qxf6 Qf2+ 10. Qxf2 Bxf2 11. Kxf2 f5 12. Rf1 Rf8 13. Nf3 Na6 14. Ke1 Ke7 0-1

[Event "Sabaneta op-B 2nd"]
[Site "Sabaneta Antioquia"]
[Date "2023.06.28"]
[Round "1"]
[White "Bedoya Cossio, Samuel"]
[Black "Hoyos Campuzano, Efrain"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "1734"]
[PlyCount "40"]
[EventDate "2023.06.28"]
[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 Bc5 4. Nc3 Nf6 5. d3 h6 6. 0-0 0-0 7. Qe2 d6 8. h3 Na5 9. Nd5 Nxc4 10. dxc4 Nxd5 11. cxd5 f5 12. Be3 fxe4 13. Nd2 Bxe3 14. Qxe3 Qe8 15. Qxe4 Bf5 16. Qc4 Qg6 17. Rad1 Bxh3 18. g3 Bxf1 19. Nxf1 Rf7 20. b4 Raf8 0-1

[Event "Medellin Antioquia-ch"]
[Site "Medellin"]
[Date "2023.04.25"]
[Round "5"]
[White "Hoyos Campuzano, Efrain"]
[Black "Lujan Gil, Mateo"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1756"]
[BlackElo "1672"]
[PlyCount "58"]
[EventDate "2023.04.18"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Qd2 c6 6. Be2 Nbd7 7. 0-0-0 Qa5 8. Kb1 b5 9. Bf3 Bb7 10. Bh6 Bxh6 11. Qxh6 0-0-0 12. Nh3 c5 13. dxc5 Nxc5 14. Rhe1 Nfd7 15. Nd5 Bxd5 16. exd5 Ne5 17. Be2 Na4 18. Qe3 Nb6 19. f4 Nec4 20. Qd4 Qb4 21. Bxc4 Nxc4 22. Rxe7 Rhe8 23. Rxe8 Rxe8 24. Qc3 Qxc3 25. bxc3 Re2 26. Ng5 Na3+ 27. Kb2 Nxc2 28. Kb3 Ne3 29. Rd3 Nc4 0-1

[Event "Medellin Antioquia-ch"]
[Site "Medellin"]
[Date "2023.04.24"]
[Round "4"]
[White "Duran, Yesid Alejandro"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1/2-1/2"]
[ECO "D02"]
[BlackElo "1756"]
[PlyCount "49"]
[EventDate "2023.04.18"]
[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. Bf4 e6 3. e3 d5 4. Nf3 Nbd7 5. Bd3 c5 6. c3 Qb6 7. Qb3 c4 8. Qxb6 Nxb6 9. Bc2 Bd7 10. Nbd2 Be7 11. e4 Bc6 12. e5 Nh5 13. Be3 g6 14. g4 Ng7 15. g5 Na4 16. 0-0-0 b5 17. Bxa4 bxa4 18. a3 Nf5 19. Bf4 Rb8 20. h4 Kd7 21. Nf1 h5 22. Kc2 Rb7 23. Bc1 Rhb8 24. Rh3 Bd8 25. N3d2 1/2-1/2

[Event "Medellin Antioquia-ch"]
[Site "Medellin"]
[Date "2023.04.20"]
[Round "3"]
[White "Hoyos Campuzano, Efrain"]
[Black "Sanabria, Edgar"]
[Result "1-0"]
[ECO "C64"]
[WhiteElo "1756"]
[BlackElo "1555"]
[PlyCount "42"]
[EventDate "2023.04.18"]
[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. Bb5 Bc5 4. 0-0 d6 5. c3 Bd7 6. d4 exd4 7. cxd4 Bb6 8. Bg5 Nge7 9. Nc3 0-0 10. Re1 Bg4 11. Nd5 f6 12. Nxb6 axb6 13. Be3 d5 14. exd5 Qxd5 15. Qe2 Bxf3 16. gxf3 Qh5 17. Rac1 Kh8 18. a3 Rfd8 19. f4 Qh3 20. Qf1 Qh4 21. Qg2 Re8 1-0

[Event "Medellin Antioquia-ch"]
[Site "Medellin"]
[Date "2023.04.19"]
[Round "2"]
[White "Hoyos Campuzano, Efrain"]
[Black "Alvarez Arias, Jose David"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "1756"]
[PlyCount "49"]
[EventDate "2023.04.18"]
[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. Bb5 Nf6 4. d3 a6 5. Ba4 b5 6. Bb3 Na5 7. Nxe5 Nxb3 8. axb3 d6 9. Nf3 Bg4 10. Bg5 Be7 11. Nbd2 h6 12. Be3 Nd7 13. h3 Bh5 14. Nf1 Ne5 15. g4 Nxf3+ 16. Qxf3 Bg6 17. Ng3 c5 18. Nf5 0-0 19. Nxe7+ Qxe7 20. 0-0 Qb7 21. Ra5 Rfe8 22. Rfa1 Red8 23. Bf4 Ra7 24. Qg3 f6 25. Be3 1-0

[Event "Medellin Easter op 11th"]
[Site "Medellin"]
[Date "2023.04.09"]
[Round "7"]
[White "Hoyos Campuzano, Efrain"]
[Black "Vahos Correa, Nicolas"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1756"]
[BlackElo "1347"]
[PlyCount "29"]
[EventDate "2023.04.05"]
[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 c5 2. Nf3 d6 3. Bc4 Nc6 4. d4 cxd4 5. Nxd4 Nxd4 6. Qxd4 Nf6 7. Nc3 a6 8. Bg5 h6 9. Bh4 b5 10. Bb3 e6 11. 0-0-0 g5 12. Bg3 d5 13. exd5 exd5 14. Nxd5 Nxd5 15. Bxd5 1-0

[Event "Medellin Easter op 11th"]
[Site "Medellin"]
[Date "2023.04.09"]
[Round "6"]
[White "Zapata Sanchez, Juan Jose"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1169"]
[BlackElo "1756"]
[PlyCount "71"]
[EventDate "2023.04.05"]
[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. Bf4 d5 3. c3 Nbd7 4. e3 c5 5. Nf3 e6 6. Nbd2 Qb6 7. Qb3 Be7 8. Be2 0-0 9. h3 c4 10. Qc2 Bd6 11. Ne5 Qc7 12. Nxd7 Bxd7 13. Bg5 Ne8 14. e4 f6 15. Be3 b5 16. Bf3 Bc6 17. exd5 Bxd5 18. Bxd5 exd5 19. Qf5 Qf7 20. 0-0 g6 21. Qf3 a5 22. Rfe1 b4 23. Nxc4 bxc3 24. bxc3 Rc8 25. Nb6 Rxc3 26. Nxd5 Rc8 27. Bh6 Ng7 28. Rab1 Rcd8 29. Rb7 Rfe8 30. Rxe8+ Rxe8 31. g3 Be7 32. Bxg7 Kxg7 33. Nc7 Rd8 34. Qe3 Kg8 35. Ne6 Re8 36. d5 1-0

[Event "Medellin Easter op 11th"]
[Site "Medellin"]
[Date "2023.04.07"]
[Round "4"]
[White "Carrillo Montes, Isabela"]
[Black "Hoyos Campuzano, Efrain"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "1331"]
[BlackElo "1756"]
[PlyCount "60"]
[EventDate "2023.04.05"]
[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. c4 e5 2. g3 c6 3. Bg2 Bc5 4. e3 Nf6 5. Ne2 0-0 6. Nbc3 d5 7. cxd5 cxd5 8. 0-0 d4 9. Ne4 Nxe4 10. Bxe4 f5 11. Qb3+ Kh8 12. Bg2 d3 13. Nc3 Nc6 14. a3 e4 15. Qd1 a5 16. f3 exf3 17. Bxf3 f4 18. Ne4 Ba7 19. Kg2 fxe3 20. dxe3 Be6 21. Bd2 Ne5 22. Kg1 Nxf3+ 23. Rxf3 Bd5 24. Rxf8+ Qxf8 25. Ng5 Qe7 26. Qh5 Bxe3+ 27. Bxe3 Qxe3+ 28. Kf1 Rf8+ 29. Nf3 Rxf3+ 30. Kg2 Rf5+ 0-1

[Event "Medellin Easter op 11th"]
[Site "Medellin"]
[Date "2023.04.06"]
[Round "3"]
[White "Hoyos Campuzano, Efrain"]
[Black "Suaza Builes, Oscar A"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1756"]
[BlackElo "1422"]
[PlyCount "47"]
[EventDate "2023.04.05"]
[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 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nf6 5. Nf3 Bf5 6. Bf4 e6 7. Be2 Be7 8. 0-0 h6 9. Qb3 Qc8 10. Nc3 c6 11. Rac1 Nbd7 12. d5 Nh5 13. Be3 Nhf6 14. Nd4 Nc5 15. Qd1 Bg6 16. b4 Nce4 17. dxe6 fxe6 18. Bd3 e5 19. Nf3 0-0 20. Qc2 Qf5 21. Nh4 Qh5 22. Nxg6 Qxg6 23. Nxe4 Nxe4 24. Bxe4 1-0

[Event "Medellin Easter op 11th"]
[Site "Medellin"]
[Date "2023.04.06"]
[Round "2"]
[White "Rios Parra, Alejandro"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "2192"]
[BlackElo "1756"]
[PlyCount "77"]
[EventDate "2023.04.05"]
[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. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Qb6 7. Ne2 Nc6 8. Nf3 cxd4 9. cxd4 Bb4+ 10. Bd2 Bxd2+ 11. Qxd2 Qb4 12. Rc1 Qxd2+ 13. Kxd2 Nb4 14. Bb1 Nb6 15. b3 0-0 16. a3 Nc6 17. Bd3 Bd7 18. Rc5 Rac8 19. Rhc1 Ne7 20. Rc7 Nc6 21. Rxb7 Na5 22. Rxc8 Rxc8 23. Rxa7 Nxb3+ 24. Ke3 Be8 25. Nd2 Nxd2 26. Kxd2 Rb8 27. Nc3 g6 28. a4 Bc6 29. Ra6 Ba8 30. a5 Nc4+ 31. Bxc4 dxc4 32. f3 g5 33. Rb6 Rd8 34. Ke3 g4 35. a6 gxf3 36. gxf3 Kf8 37. a7 Ke8 38. Rb8 Kd7 39. Na4 1-0

[Event "Medellin Easter op 11th"]
[Site "Medellin"]
[Date "2023.04.05"]
[Round "1"]
[White "Hoyos Campuzano, Efrain"]
[Black "Alvarez Arias, Jose David"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "1756"]
[PlyCount "81"]
[EventDate "2023.04.05"]
[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 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. a4 Bb7 8. Nc3 b4 9. Ne2 0-0 10. Ng3 Nd4 11. Nxe5 Nxb3 12. cxb3 d6 13. Nf3 a5 14. Nf5 Re8 15. Nxe7+ Qxe7 16. 0-0 Rad8 17. Bg5 h6 18. Bh4 Ba6 19. Re1 g5 20. Bg3 Qd7 21. h4 g4 22. Nd4 c5 23. Nf5 h5 24. Bxd6 Qa7 25. e5 Nd5 26. Qd2 Re6 27. Qg5+ Rg6 28. Qxd8+ Kh7 29. Qxa5 Nf4 30. Qc7 Qxc7 31. Bxc7 Bxd3 32. Nd6 Kg7 33. a5 Ba6 34. g3 Nd3 35. Re2 Nf4 36. gxf4 Bxe2 37. a6 g3 38. fxg3 Bxa6 39. Rxa6 Rxg3+ 40. Kf2 Rxb3 41. Ra2 1-0

[Event "Medellin U2000 op"]
[Site "Medellin"]
[Date "2019.10.??"]
[Round "2.6"]
[White "Ospina Gaviria, Edison A"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1631"]
[BlackElo "1951"]
[PlyCount "81"]
[EventDate "2019.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 exd5 5. Nf3 Nf6 6. Bg5 Be7 7. e3 Bg4 8. Be2 Nbd7 9. 0-0 0-0 10. Nd2 Bxe2 11. Nxe2 h6 12. Bxf6 Bxf6 13. Ng3 Bg5 14. Qc2 Rc8 15. Nf3 c5 16. Qb3 cxd4 17. exd4 Nb6 18. Qa3 Ra8 19. b3 Be7 20. Qc1 Rc8 21. Qf4 Bd6 22. Qg4 Bxg3 23. fxg3 Nd7 24. Nh4 Nf6 25. Qf4 Rc6 26. Nf5 Qc7 27. Nxh6+ Kh7 28. Qh4 Kg6 29. Ng4 Nxg4 30. Qxg4+ Kh7 31. Qf5+ Kg8 32. Qxd5 Rd8 33. Qe5 Qb6 34. Rf4 Rcd6 35. Rd1 Qc6 36. Qh5 g6 37. Qh6 Qc3 38. Rh4 f5 39. Qh8+ Kf7 40. Rh7+ Ke6 41. Qe5# 1-0

[Event "Medellin Luces Cup"]
[Site "Medellin"]
[Date "2017.12.19"]
[Round "3"]
[White "Hoyos Campuzano, Efrain"]
[Black "Ruiz Agudelo, Jeronimo"]
[Result "1-0"]
[ECO "B71"]
[WhiteElo "1761"]
[BlackElo "1355"]
[PlyCount "37"]
[EventDate "2017.12.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 e5 7. Ndb5 Bg4 8. Be2 Bxe2 9. Qxe2 Nc6 10. fxe5 dxe5 11. Bg5 Bg7 12. 0-0 a6 13. Rad1 Qb6+ 14. Be3 Nd4 15. Nxd4 exd4 16. Bxd4 Qxb2 17. Nd5 Qxa2 18. Nc7+ Ke7 19. Bc5# 1-0

[Event "Antioquia op-B"]
[Site "Medellin"]
[Date "2017.04.30"]
[Round "6"]
[White "Hoyos Campuzano, Efrain"]
[Black "Martinez Piedrahita, Santiago"]
[Result "0-1"]
[ECO "C33"]
[WhiteElo "1815"]
[BlackElo "1426"]
[PlyCount "18"]
[EventDate "2017.04.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nc3 Bc5 4. g3 fxg3 5. hxg3 Nc6 6. Qg4 Qf6 7. d4 Bxd4 8. Nf3 Bxc3+ 9. bxc3 Qxc3+ 0-1

[Event "Antioquia op-B"]
[Site "Medellin"]
[Date "2017.04.29"]
[Round "4"]
[White "Hoyos Campuzano, Efrain"]
[Black "Norena Marin, Jeronimo"]
[Result "0-1"]
[ECO "C34"]
[WhiteElo "1815"]
[BlackElo "1491"]
[PlyCount "35"]
[EventDate "2017.04.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Bc4 Nc6 4. Nf3 Bc5 5. d4 Bd6 6. Nc3 Bb4 7. d5 Nce7 8. d6 Ng6 9. Bxf7+ Kxf7 10. Qd5+ Ke8 11. Qd4 Nf6 12. 0-0 c5 13. Qc4 h6 14. Bxf4 a5 15. e5 Bxc3 16. exf6 Bxf6 17. Rae1+ Kf8 18. Re7 0-1

[Event "COL-ch Seniors"]
[Site "Cartagena"]
[Date "2016.10.29"]
[Round "7"]
[White "Alzate Ocampo, Duban"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1624"]
[BlackElo "1820"]
[PlyCount "42"]
[EventDate "2016.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Bg4 5. Be2 Nf6 6. d4 c6 7. 0-0 e6 8. a3 Nbd7 9. Bf4 Be7 10. b4 Qd8 11. h3 Bh5 12. Qd2 0-0 13. Rae1 a5 14. Rb1 axb4 15. axb4 Nb6 16. g4 Bg6 17. Rb2 Nfd5 18. Nxd5 Nxd5 19. Bg3 Bd6 20. Bxd6 Qxd6 21. Ne5 Ne7 1/2-1/2

[Event "COL-ch Seniors"]
[Site "Cartagena"]
[Date "2016.10.28"]
[Round "5"]
[White "Hoyos Campuzano, Efrain"]
[Black "Martinez Llamas, Amaury A"]
[Result "0-1"]
[ECO "C15"]
[WhiteElo "1820"]
[BlackElo "1968"]
[PlyCount "71"]
[EventDate "2016.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd3 dxe4 5. Bxe4 c6 6. Nge2 Nf6 7. Bd3 Nbd7 8. a3 Bd6 9. Bg5 Qc7 10. Qd2 h6 11. Bh4 e5 12. dxe5 Nxe5 13. Bxf6 Nxd3+ 14. Qxd3 gxf6 15. 0-0-0 Be7 16. Rhe1 Be6 17. Nd4 0-0-0 18. Qe4 Rxd4 19. Qxd4 Kb8 20. g3 Rg8 21. Ne4 c5 22. Qd2 Bg4 23. Nc3 Bd8 24. Nb5 Qc8 25. f3 Be6 26. Kb1 a6 27. Nc3 Ba5 28. Qf4+ Ka7 29. Re3 f5 30. Qa4 Bd8 31. Rdd3 Bg5 32. f4 Bf6 33. Nd5 Bd8 34. c4 Rxg3 35. Qb3 Rg8 36. h4 0-1

[Event "COL-ch Seniors"]
[Site "Cartagena"]
[Date "2016.10.28"]
[Round "6"]
[White "Hoyos Campuzano, Efrain"]
[Black "Zapata, Olga Maria"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1820"]
[BlackElo "1750"]
[PlyCount "44"]
[EventDate "2016.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bf3 e5 6. dxe5 Qa5+ 7. Nc3 Qxe5+ 8. Nge2 Bb4 9. 0-0 0-0 10. a3 Ba5 11. Bf4 Qf5 12. b4 Bc7 13. Qe1 Bb6 14. Na4 Bd4 15. Rd1 Qb5 16. Nc5 Qc4 17. c3 Bxf2+ 18. Kxf2 Nd5 19. Rd4 Qb5 20. c4 Qb6 21. cxd5 cxd5 22. Rxd5 Nd7 1-0

[Event "COL-ch Seniors"]
[Site "Cartagena"]
[Date "2016.10.27"]
[Round "3"]
[White "Meneses, Elias"]
[Black "Hoyos Campuzano, Efrain"]
[Result "0-1"]
[ECO "D55"]
[WhiteElo "1682"]
[BlackElo "1820"]
[PlyCount "29"]
[EventDate "2016.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nc3 Nf6 5. Bg5 Be7 6. e3 0-0 7. Bd3 Qb6 8. Qe2 h6 9. Bh4 Bd7 10. 0-0 Na6 11. c5 Qc7 12. Bxf6 Bxf6 13. e4 b6 14. e5 Be7 15. Rfb1 0-1

[Event "COL-ch Seniors"]
[Site "Cartagena"]
[Date "2016.10.27"]
[Round "4"]
[White "Montoya Perez, Juan Rafael"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1928"]
[BlackElo "1820"]
[PlyCount "51"]
[EventDate "2016.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nc3 e6 2. e4 d5 3. e5 Ne7 4. d4 c5 5. Nf3 cxd4 6. Qxd4 Nbc6 7. Qf4 Ng6 8. Qg3 Bb4 9. Bd2 d4 10. Ne4 0-0 11. Bd3 Bxd2+ 12. Nexd2 Qc7 13. Kf1 Rd8 14. a3 Qa5 15. Nc4 Qd5 16. Re1 b5 17. Ncd2 Qa2 18. Ng5 h6 19. Nxf7 Kxf7 20. Qxg6+ Kf8 21. h4 Qd5 22. Qh7 Qd7 23. Rh3 Ne7 24. Rf3+ Nf5 25. Bxf5 exf5 26. e6 1-0

[Event "COL-ch Seniors"]
[Site "Cartagena"]
[Date "2016.10.26"]
[Round "2"]
[White "Hoyos Campuzano, Efrain"]
[Black "Serna Escobar, Gustavo Dario"]
[Result "1-0"]
[ECO "B83"]
[WhiteElo "1820"]
[BlackElo "1773"]
[PlyCount "55"]
[EventDate "2016.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Be3 a6 6. Nc3 e6 7. Be2 Nf6 8. 0-0 Be7 9. Qd2 0-0 10. Rad1 Qc7 11. Bg5 Rd8 12. Kh1 b5 13. Nxc6 Qxc6 14. Bf3 e5 15. Bxf6 gxf6 16. Nd5 Qd7 17. Nb6 Qb7 18. Nxa8 Qxa8 19. Qb4 Qc6 20. Qd2 Be6 21. b3 Bd7 22. Qa5 Re8 23. g3 Bd8 24. Qd2 Bc7 25. Qe2 Bb6 26. Rc1 Qc7 27. Bg4 Bxg4 28. Qxg4+ 1-0

[Event "COL-ch Seniors"]
[Site "Cartagena"]
[Date "2016.10.26"]
[Round "1"]
[White "Laverde, Luis Eduardo"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2077"]
[BlackElo "1820"]
[PlyCount "37"]
[EventDate "2016.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 Nc6 3. Nf3 Bc5 4. c3 e5 5. b4 Bb6 6. b5 Nce7 7. Nxe5 Nf6 8. Nc4 0-0 9. Nxb6 axb6 10. d4 Ng6 11. f3 Re8 12. Be3 d6 13. g3 c6 14. Bg2 Ra5 15. bxc6 bxc6 16. Nd2 Ba6 17. Qf2 Ra3 18. Nb1 Ra4 19. Qc2 1-0

[Event "Medellin Castro Memorial"]
[Site "Medellin"]
[Date "2015.05.02"]
[Round "5"]
[White "Hoyos Campuzano, Efrain"]
[Black "Zapata Cuartas, Juan Carlos"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "1825"]
[BlackElo "2136"]
[PlyCount "96"]
[EventDate "2015.04.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. c4 e5 2. e4 Nf6 3. Nc3 Bb4 4. d3 0-0 5. Bg5 Nc6 6. Nge2 Be7 7. Qd2 d6 8. f3 Be6 9. 0-0-0 a6 10. f4 h6 11. Bh4 Nxe4 12. Bxe7 Nxd2 13. Bxd8 Nxf1 14. Bxc7 Ne3 15. Rdg1 Ng4 16. Bb6 Bf5 17. Kd2 Nb4 18. Nc1 exf4 19. a3 Nc6 20. Rf1 Nge5 21. Rxf4 Be6 22. b3 Rae8 23. Re1 g5 24. Rff1 f5 25. h3 Kg7 26. Bc7 Nf7 27. Bb6 Nfe5 28. Bg1 Bc8 29. Bh2 Nd4 30. Nd5 f4 31. Kc3 Nec6 32. Bg1 Nf5 33. d4 Nh4 34. Nb6 Nxg2 35. Rxe8 Rxe8 36. Nxc8 Rxc8 37. d5 Nb8 38. Ne2 Kg6 39. Rf2 Ne3 40. Kd2 Nd7 41. Rf3 Ne5 42. Nxf4+ gxf4 43. Rxf4 Nf5 44. h4 Nxh4 45. Kc3 Nf5 46. b4 Kg5 47. Re4 Ng3 48. Be3+ Kh5 0-1

[Event "Medellin Castro Memorial"]
[Site "Medellin"]
[Date "2015.05.01"]
[Round "3"]
[White "Gomez Marin, Fernando Antonio"]
[Black "Hoyos Campuzano, Efrain"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1685"]
[BlackElo "1825"]
[PlyCount "60"]
[EventDate "2015.04.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 f5 2. e3 d5 3. Bd3 Nf6 4. f4 c5 5. c3 e6 6. Nf3 Nc6 7. 0-0 Bd6 8. Ne5 0-0 9. Nd2 c4 10. Be2 Qc7 11. Rf3 b5 12. Rh3 a5 13. Qe1 a4 14. a3 Na5 15. Qh4 Nb3 16. Nxb3 axb3 17. Bd2 Bd7 18. g4 fxg4 19. Bxg4 h6 20. Bf3 Be8 21. Rg3 Kh8 22. Kh1 Ne4 23. Bxe4 dxe4 24. Rag1 Be7 25. Qh3 Bf6 26. Ng6+ Bxg6 27. Rxg6 Qf7 28. Qh5 Kh7 29. Qxb5 Bg5 30. fxg5 Qxg6 0-1

[Event "Medellin Castro Memorial"]
[Site "Medellin"]
[Date "2015.05.01"]
[Round "2"]
[White "Hoyos Campuzano, Efrain"]
[Black "Chirivi Castiblanco, Jenny Astrid"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "1825"]
[BlackElo "2210"]
[PlyCount "53"]
[EventDate "2015.04.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c6 3. Nf3 e6 4. c4 Nf6 5. Nc3 Nbd7 6. e3 a6 7. Bd3 dxc4 8. Bxc4 b5 9. Bd3 c5 10. 0-0 c4 11. Be4 Nxe4 12. Nxe4 Nf6 13. Nxf6+ gxf6 14. Re1 Bb7 15. a4 Bb4 16. Re2 h5 17. axb5 axb5 18. e4 h4 19. h3 Rg8 20. Rxa8 Qxa8 21. Qc2 f5 22. Ng5 Be7 23. Qd2 Qd8 24. Nf3 Bxe4 25. Ne1 Qa8 26. Kh2 Bxg2 27. b3 0-1

[Event "Antioquia op"]
[Site "Medellin"]
[Date "2014.04.07"]
[Round "7"]
[White "Castano, Saray"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1317"]
[BlackElo "1853"]
[PlyCount "17"]
[EventDate "2014.04.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 d5 2. exd5 c6 3. dxc6 Nxc6 4. Nc3 Nf6 5. Nf3 Bg4 6. Bc4 Ne5 7. Nxe5 Qd4 8. Nxg4 Nxg4 9. Qe2 1-0

[Event "Antioquia op"]
[Site "Medellin"]
[Date "2014.04.06"]
[Round "5"]
[White "Hoyos Campuzano, Efrain"]
[Black "Arboleda Orozco, Juan M"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1853"]
[BlackElo "1617"]
[PlyCount "38"]
[EventDate "2014.04.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. Bg5 Nbd7 9. 0-0 Be7 10. f4 Qc7 11. Nd2 b5 12. f5 Bc4 13. Nxc4 bxc4 14. Nd5 Nxd5 15. Qxd5 Qa7+ 16. Kh1 Bxg5 17. Bxc4 0-0 18. Qxd6 Bf6 19. Rad1 Nc5 0-1

[Event "Antioquia op"]
[Site "Medellin"]
[Date "2014.04.06"]
[Round "6"]
[White "Hoyos Campuzano, Efrain"]
[Black "Gutierrez, Maria Isabel"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "1853"]
[BlackElo "1484"]
[PlyCount "42"]
[EventDate "2014.04.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Be7 5. Re1 0-0 6. Bxc6 dxc6 7. Nxe5 Bd6 8. Nf3 Bg4 9. d4 Bb4 10. c3 Ba5 11. Bg5 Qd6 12. Bxf6 Qxf6 13. Qb3 Bxf3 14. gxf3 Qxf3 15. Qxb7 Qg4+ 16. Kh1 Qf3+ 17. Kg1 Qg4+ 18. Kf1 Qh3+ 19. Ke2 Qxh2 20. Na3 Rfb8 21. Qxc6 Rxb2+ 0-1

[Event "Antioquia op"]
[Site "Medellin"]
[Date "2014.04.05"]
[Round "3"]
[White "Giron Ochoa, Cesar Augusto"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1684"]
[BlackElo "1853"]
[PlyCount "53"]
[EventDate "2014.04.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nc6 5. d4 Bf5 6. Be3 0-0-0 7. Nge2 e6 8. a3 Bg6 9. Ng3 a6 10. 0-0 b5 11. b4 Qb6 12. d5 Qb8 13. Bb3 Nf6 14. Qe2 exd5 15. Bg5 Nd4 16. Qd1 Nxb3 17. cxb3 d4 18. Bxf6 gxf6 19. Qg4+ f5 20. Nxf5 Kb7 21. Nxd4 c6 22. a4 Bg7 23. Nxc6 Kxc6 24. axb5+ axb5 25. Qf3+ Kd6 26. Rfe1 Rhe8 27. Ra6+ 1-0

[Event "Antioquia op"]
[Site "Medellin"]
[Date "2014.04.05"]
[Round "4"]
[White "Toro Castaneda, Miguel Angel"]
[Black "Hoyos Campuzano, Efrain"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1345"]
[BlackElo "1853"]
[PlyCount "24"]
[EventDate "2014.04.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bg4 6. Be2 Nc6 7. 0-0 0-0-0 8. Be3 e5 9. h3 Bxf3 10. Bxf3 exd4 11. Bxc6 bxc6 12. Bxd4 c5 0-1

[Event "Antioquia op"]
[Site "Medellin"]
[Date "2014.04.04"]
[Round "2"]
[White "Hoyos Campuzano, Efrain"]
[Black "Nino, Juan Camilo"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1853"]
[BlackElo "2083"]
[PlyCount "62"]
[EventDate "2014.04.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nc3 c6 6. Nf3 Nf6 7. Bg5 0-0 8. 0-0 Bg4 9. h3 Bh5 10. g4 Bg6 11. Ne5 Bc7 12. f4 Bxd3 13. cxd3 Qd6 14. Qb3 Bb6 15. Ne2 Nbd7 16. Kh1 c5 17. dxc5 Nxc5 18. Qa3 d4 19. Rac1 Rfe8 20. b4 Ncd7 21. Ng3 Nxe5 22. fxe5 Qxe5 23. Bf4 Qd5+ 24. Kh2 h5 25. gxh5 Nxh5 26. Qb2 Nxg3 27. Bxg3 Re3 28. Qd2 Rae8 29. Rf2 Qh5 30. Rcf1 Bc7 31. Bxc7 Rxh3+ 0-1

[Event "Medellin de Segunda Cat. Antioquia"]
[Site "Medellin"]
[Date "2014.03.28"]
[Round "7.19"]
[White "Gomez Rondon, Samuel"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "B01"]
[BlackElo "1853"]
[PlyCount "33"]
[EventDate "2014.03.19"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Qe2 Nf6 5. Qb5+ Nc6 6. Qxa5 Nxa5 7. Nb5 Nd5 8. c4 c6 9. cxd5 cxb5 10. Bxb5+ Bd7 11. Bxd7+ Kxd7 12. Nh3 Rd8 13. Ng5 Ke8 14. 0-0 Rxd5 15. Nf3 e5 16. Re1 f5 17. Nxe5 1-0

[Event "Medellin de Segunda Cat. Antioquia"]
[Site "Medellin"]
[Date "2014.03.26"]
[Round "5.23"]
[White "Jurado, Yirlei Katherine"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1539"]
[BlackElo "1853"]
[PlyCount "41"]
[EventDate "2014.03.19"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. Nf3 Bg4 6. d4 Nc6 7. Bb5 0-0-0 8. Bxc6 bxc6 9. Bf4 e5 10. Bxe5 Bb4 11. 0-0 c5 12. a3 Bxf3 13. Qxf3 Bxc3 14. bxc3 cxd4 15. Bxd4 Rhe8 16. Rad1 Ne4 17. Rfe1 f5 18. Bxg7 Rxd1 19. Rxd1 Rg8 20. Bh6 Nxc3 21. Qa8# 1-0

[Event "Medellin de Segunda Cat. Antioquia"]
[Site "Medellin"]
[Date "2014.03.21"]
[Round "3.18"]
[White "Hoyos Campuzano, Efrain"]
[Black "Zuluaga, Miryam"]
[Result "0-1"]
[ECO "C89"]
[WhiteElo "1853"]
[BlackElo "1644"]
[PlyCount "40"]
[EventDate "2014.03.19"]
[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. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 0-0 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Qf3 Bg4 16. Qg2 Qh5 17. Be3 Bh3 18. Qh1 Bg4 19. Qg2 Bh3 20. Qh1 Bg4 0-1

[Event "Medellin de Segunda Cat. Antioquia"]
[Site "Medellin"]
[Date "2014.03.20"]
[Round "2.13"]
[White "Echeverry, Jose Miguel"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1641"]
[BlackElo "1853"]
[PlyCount "65"]
[EventDate "2014.03.19"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bd2 Qb6 6. Nf3 Bg4 7. Be2 c6 8. Na4 Qc7 9. c4 e6 10. Nc3 Nbd7 11. Qc1 Bd6 12. h3 Bh5 13. c5 Be7 14. Bf4 Qa5 15. 0-0 0-0 16. b4 Qd8 17. g4 Bg6 18. b5 Nd5 19. Nxd5 exd5 20. bxc6 bxc6 21. Ba6 Be4 22. Nd2 Bg6 23. Bb7 f5 24. Bxa8 Qxa8 25. g5 Qd8 26. h4 Rf7 27. Rb1 Nf8 28. Rb8 Qd7 29. Re1 h6 30. Nf3 Kh7 31. Ne5 Qe6 32. Nxf7 Qxf7 33. Qe3 1-0

[Event "COL-ch Amateur"]
[Site "San Andres Islas"]
[Date "2013.03.17"]
[Round "8"]
[White "Diaz Herrera, Leider Andres"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1945"]
[BlackElo "1853"]
[PlyCount "45"]
[EventDate "2013.03.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 e5 6. dxe5 Nxe5 7. Qe2 Qe7 8. Bb5+ Nc6 9. Bf4 Be6 10. Nf3 Bd7 11. 0-0 Qxe2 12. Bxe2 Bc5 13. Nbd2 Nf6 14. Nb3 Bb6 15. Rad1 0-0 16. Bg5 Be6 17. Bxf6 gxf6 18. Nbd4 Rfe8 19. Bb5 Rec8 20. h3 Ne5 21. Nxe5 fxe5 22. Nxe6 fxe6 23. Bd7 1-0

[Event "COL-ch Amateur"]
[Site "San Andres Islas"]
[Date "2013.03.17"]
[Round "9"]
[White "Hoyos Campuzano, Efrain"]
[Black "Vallejo, Sixto"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1853"]
[BlackElo "1671"]
[PlyCount "44"]
[EventDate "2013.03.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. f4 e6 5. Nf3 Bd7 6. Bd2 Nc6 7. Bd3 a6 8. 0-0 Nh6 9. Qe2 0-0 10. Kh1 Ne7 11. f5 exf5 12. exf5 Nexf5 13. Bxh6 Nxh6 14. Rae1 c6 15. Qe7 Qc7 16. Qh4 Rae8 17. Rxe8 Rxe8 18. Re1 Rxe1+ 19. Qxe1 Bg4 20. h3 Bxf3 21. gxf3 Bxd4 22. Nd1 d5 0-1

[Event "COL-ch Amateur"]
[Site "San Andres Islas"]
[Date "2013.03.16"]
[Round "6"]
[White "Guarin, Daniela"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "1979"]
[BlackElo "1853"]
[PlyCount "27"]
[EventDate "2013.03.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Ng3 e6 6. Nf3 Bd6 7. Bd3 b6 8. c3 Qc7 9. Ne4 Nxe4 10. Bxe4 Ba6 11. Bd3 Bxd3 12. Qxd3 Nd7 13. Be3 Rd8 14. h3 1/2-1/2

[Event "COL-ch Amateur"]
[Site "San Andres Islas"]
[Date "2013.03.16"]
[Round "7"]
[White "Hoyos Campuzano, Efrain"]
[Black "Chaverra, Nilo"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1853"]
[BlackElo "1778"]
[PlyCount "40"]
[EventDate "2013.03.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Bd3 e6 4. Nf3 c5 5. c3 cxd4 6. cxd4 Bb4+ 7. Nc3 Nf6 8. Qe2 h6 9. 0-0 Bxc3 10. bxc3 Nc6 11. c4 Nb4 12. Bc2 Nxc2 13. Qxc2 Bxe4 14. Qd2 Bxf3 15. gxf3 0-0 16. Bb2 d5 17. cxd5 Nxd5 18. Rac1 Qh4 19. Ba3 Rfc8 20. Bd6 Qh3 0-1

[Event "COL-ch Amateur"]
[Site "San Andres Islas"]
[Date "2013.03.15"]
[Round "5"]
[White "Hoyos Campuzano, Efrain"]
[Black "Restrepo, Hugo"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1853"]
[BlackElo "1726"]
[PlyCount "39"]
[EventDate "2013.03.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. e5 Nd5 5. Bc4 e6 6. a4 d6 7. d4 Nb6 8. Bb5 cxd4 9. cxd4 Bd7 10. Nc3 a6 11. Bd3 Nb4 12. Bb1 Be7 13. Bf4 N6d5 14. Bg3 Bc6 15. Ne4 dxe5 16. Nxe5 0-0 17. b3 h6 18. 0-0 Nf6 19. Nxf6+ Bxf6 20. Qe2 1-0

[Event "COL-ch Amateur"]
[Site "San Andres Islas"]
[Date "2013.03.14"]
[Round "3"]
[White "Hoyos Campuzano, Efrain"]
[Black "Rosero, Hugo Alberto"]
[Result "1/2-1/2"]
[ECO "B95"]
[WhiteElo "1853"]
[BlackElo "1649"]
[PlyCount "58"]
[EventDate "2013.03.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qd2 Be7 8. f3 Qc7 9. Be2 Bd7 10. 0-0 Qb6 11. Be3 Qc7 12. Rad1 Nc6 13. Kh1 Ne5 14. Bd3 Nxd3 15. cxd3 d5 16. Qf2 Rc8 17. Bg5 Bd6 18. Nde2 Bxh2 19. d4 0-0 20. Bxf6 gxf6 21. g3 Bxg3 22. Rg1 Kh8 23. Qxg3 Qxg3 24. Rxg3 Rg8 25. Rxg8+ Rxg8 26. Rg1 Rxg1+ 27. Kxg1 Kg7 28. Kg2 h6 29. Kg3 Kg6 1/2-1/2

[Event "COL-ch Amateur"]
[Site "San Andres Islas"]
[Date "2013.03.13"]
[Round "2"]
[White "Lopez Gaviria, Alvaro Diego"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1936"]
[BlackElo "1853"]
[PlyCount "69"]
[EventDate "2013.03.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. d4 d6 2. c4 c5 3. Nf3 Bg4 4. e3 e6 5. Nc3 Nc6 6. Be2 Be7 7. Qa4 Qa5 8. Qb3 Qb4 9. Qc2 cxd4 10. a3 Qa5 11. Nxd4 Nxd4 12. exd4 Bxe2 13. Qxe2 Bf6 14. Be3 Be7 15. 0-0 Nf6 16. b4 Qc7 17. Rac1 0-0 18. Rc2 Qd7 19. c5 dxc5 20. dxc5 Nd5 21. Rd1 Nxc3 22. Rxc3 Qa4 23. Bd4 Rfd8 24. Rcd3 Rd5 25. Bb2 Rxd3 26. Rxd3 a5 27. Qg4 Bf8 28. h3 Qc2 29. Qd4 axb4 30. Rg3 f6 31. Qxf6 Qd1+ 32. Kh2 Qd7 33. axb4 Ra2 34. Qc3 Ra8 35. f4 1-0

[Event "Bogota McGregor op 3rd"]
[Site "Bogota"]
[Date "2012.12.16"]
[Round "8"]
[White "Hoyos Campuzano, Efrain"]
[Black "Moreno Lozano, Esteban"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "1920"]
[BlackElo "1626"]
[PlyCount "48"]
[EventDate "2012.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qc5 Qg6 9. Nc3 Nge7 10. Nd5 Qxe4+ 11. Ne3 0-0 12. Bd2 Qd4 13. Qa3 b5 14. Bxb5 Bb7 15. Be2 Nd5 16. Bd3 e4 17. Be2 Nf4 18. Bg4 h5 19. Bd1 Qf6 20. 0-0 Nd4 21. g3 Nde2+ 22. Bxe2 Nxe2+ 23. Kh1 Qf3+ 24. Ng2 e3 0-1

[Event "Bogota McGregor op 3rd"]
[Site "Bogota"]
[Date "2012.12.15"]
[Round "6"]
[White "Hoyos Campuzano, Efrain"]
[Black "Gutierrez Pinzon, Cristian Gustavo"]
[Result "1-0"]
[ECO "C89"]
[WhiteElo "1920"]
[PlyCount "37"]
[EventDate "2012.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 0-0 8. c3 d5 9. exd5 Nxd5 10. d3 Bg4 11. Nbd2 Nf4 12. Bc2 Nxd3 13. Re3 Nxc1 14. Rxc1 Bc5 15. Rd3 Qf6 16. Ne4 Qe7 17. Rd5 Rad8 18. Qd3 Bxf3 19. Nf6+ 1-0

[Event "Bogota McGregor op 3rd"]
[Site "Bogota"]
[Date "2012.12.14"]
[Round "4"]
[White "Hoyos Campuzano, Efrain"]
[Black "Ayala Ballestero, Jaime"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1920"]
[PlyCount "46"]
[EventDate "2012.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. c3 g6 5. d4 d5 6. exd5 exd5 7. Qe2+ Be6 8. Bb5 Nge7 9. dxc5 Bg7 10. Nd4 Bxd4 11. cxd4 0-0 12. Be3 Nf5 13. Bxc6 bxc6 14. 0-0 Qf6 15. Rd1 Rab8 16. a3 Rb3 17. Nc3 Rfb8 18. Ra2 Nxe3 19. fxe3 Qg5 20. Re1 Bg4 21. Qf2 Bf5 22. Re2 Bd3 23. Rd2 Rxc3 0-1

[Event "Bogota McGregor op 3rd"]
[Site "Bogota"]
[Date "2012.12.12"]
[Round "2"]
[White "Hoyos Campuzano, Efrain"]
[Black "Moreno, Carlos Andres"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1920"]
[PlyCount "57"]
[EventDate "2012.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Bc5 6. d3 0-0 7. Bxc6 bxc6 8. Nxe5 Re8 9. Nf3 d6 10. Bg5 Bg4 11. Nbd2 Bd4 12. c3 h6 13. Bh4 Be5 14. Qa4 Bf4 15. Qxc6 Bxd2 16. Nxd2 Be2 17. Rfe1 Bxd3 18. Bxf6 Qxf6 19. Qd5 Bb5 20. Re3 c6 21. Qd4 Qxd4 22. cxd4 Re7 23. a4 Bxa4 24. Rxa4 Rb8 25. b3 Rbe8 26. Rxa6 f5 27. f3 fxe4 28. fxe4 Rf8 29. Rxc6 1-0

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.10"]
[Round "8"]
[White "Hoyos Campuzano, Efrain"]
[Black "Bernal, Miranda Florentino"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "1932"]
[PlyCount "27"]
[EventDate "2011.12.06"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. c4 e6 4. Nf3 Be7 5. e3 c6 6. Bd3 Nbd7 7. c5 0-0 8. 0-0 e5 9. Nc3 exd4 10. exd4 Re8 11. Ne2 Nf8 12. Ng3 b6 13. Nf5 Bxf5 14. Bxf5 0-1

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.09"]
[Round "7"]
[White "Calderon Zuta, Nicolas"]
[Black "Hoyos Campuzano, Efrain"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "1932"]
[PlyCount "43"]
[EventDate "2011.12.06"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bg4 6. h3 Bh5 7. Bc4 Nc6 8. 0-0 0-0-0 9. g4 Bg6 10. Nh4 Nxd4 11. Nxg6 hxg6 12. Kg2 Nb3 13. Qe2 Nxa1 14. Bxf7 e5 15. Bxg6 Bb4 16. Qf3 Bxc3 17. bxc3 e4 18. Qe2 Qxc3 19. Be3 Nxc2 20. Bxa7 Qf3+ 21. Qxf3 exf3+ 22. Kh2 0-1

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.08"]
[Round "6"]
[White "Hoyos Campuzano, Efrain"]
[Black "Cardona, Gregorio"]
[Result "0-1"]
[ECO "D82"]
[WhiteElo "1932"]
[PlyCount "64"]
[EventDate "2011.12.06"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. c5 b6 6. cxb6 axb6 7. Nb5 Na6 8. Rc1 c5 9. dxc5 bxc5 10. Bd2 Ne4 11. f3 Nxd2 12. Qxd2 0-0 13. e3 Bf5 14. Ne2 Nb4 15. Ng3 Rxa2 16. Nc3 Ra7 17. Nxf5 gxf5 18. Be2 d4 19. exd4 Bxd4 20. Qg5+ Kh8 21. Qxf5 e6 22. Qh5 Qf6 23. Kf1 Qf4 24. Rd1 Nc2 25. g3 Ne3+ 26. Ke1 Qf6 27. Bd3 Qg7 28. Rc1 Rb8 29. Nb5 Ra2 30. Nxd4 cxd4 31. Bxh7 Raxb2 32. g4 Qxh7 0-1

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.08"]
[Round "5"]
[White "Romero Saenz, Juan Sebastian"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "D11"]
[BlackElo "1932"]
[PlyCount "99"]
[EventDate "2011.12.06"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. a3 e6 5. Bg5 Be7 6. e3 h6 7. Bh4 g5 8. Bg3 Ne4 9. Nc3 h5 10. Bd3 Qa5 11. Qc1 f5 12. Be5 0-0 13. 0-0 Nd7 14. b4 Qd8 15. Nd2 Nxe5 16. dxe5 Nxd2 17. Qxd2 dxc4 18. Qe2 cxd3 19. Qxh5 Qe8 20. Qd1 g4 21. Qxd3 Qh5 22. f3 Kf7 23. fxg4 Qxg4 24. Rf3 b5 25. e4 Ke8 26. Raf1 fxe4 27. Rxf8+ Bxf8 28. Nxe4 Be7 29. Nf6+ Bxf6 30. Rxf6 Qg8 31. h4 a5 32. bxa5 Bd7 33. h5 c5 34. Qd6 Rc8 35. h6 Rc6 36. h7 Qh8 37. Rf8+ Qxf8 38. Qxf8+ Kxf8 39. h8Q+ Ke7 40. Qf6+ Ke8 41. Qf3 Ra6 42. Qc3 c4 43. g4 Bc6 44. Kh2 Ra8 45. Kg3 Rd8 46. Kh4 Kf7 47. Qb4 Rd5 48. a6 Kg6 49. Qe7 Bd7 50. a7 1-0

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.07"]
[Round "4"]
[White "Hoyos Campuzano, Efrain"]
[Black "Herrera, Juan Sebastian"]
[Result "0-1"]
[ECO "D90"]
[WhiteElo "1932"]
[BlackElo "2141"]
[PlyCount "104"]
[EventDate "2011.12.06"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nc6 5. Nf3 Nf6 6. e3 g6 7. Bd3 Bg7 8. Nc3 a6 9. h3 0-0 10. 0-0 b5 11. Rc1 Bb7 12. Re1 Rc8 13. Bb1 Qb6 14. Ne5 Na5 15. Bg5 Rfd8 16. b4 Nc4 17. Nd3 a5 18. bxa5 Qxa5 19. Nc5 Bc6 20. Nb3 Qa7 21. Nc5 Ne8 22. Qe2 Ned6 23. Bd3 Re8 24. Nb3 e5 25. dxe5 Bxe5 26. Qc2 Na3 27. Qd2 Ndc4 28. Bxc4 dxc4 29. Nd4 Bd7 30. Nd5 Qc5 31. Nf6+ Bxf6 32. Bxf6 Qd6 33. Bg5 b4 34. Red1 c3 35. Qe2 Ba4 36. Nb3 Qe6 37. Rd4 Bxb3 38. axb3 Qxb3 39. Qg4 Qb2 40. Rf1 c2 41. Bf6 c1Q 42. Rxc1 Qxc1+ 43. Rd1 Qc6 44. Qh4 Re4 45. f4 Re6 46. Bd4 Nc2 47. f5 gxf5 48. Bb2 Rce8 49. Rd2 Rg6 50. Qf4 Nxe3 51. g4 Nxg4 52. Qd4 Re1# 0-1

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.07"]
[Round "3"]
[White "Munoz Guzman, German"]
[Black "Hoyos Campuzano, Efrain"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "1932"]
[PlyCount "67"]
[EventDate "2011.12.06"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d3 Nf6 5. Bd2 c6 6. g3 Bg4 7. Be2 Bxe2 8. Ngxe2 Nbd7 9. a3 e6 10. Ne4 Qc7 11. c4 Ne5 12. Nf4 Nxe4 13. dxe4 Nxc4 14. Bc3 e5 15. Nd3 Bd6 16. b3 Nb6 17. Qh5 Nd7 18. 0-0 0-0 19. f4 Qb6+ 20. Kg2 Qxb3 21. Nxe5 Bxe5 22. Bxe5 Qc2+ 23. Kg1 Qxe4 24. Rfe1 Qg6 25. Qf3 Nxe5 26. Rxe5 Rfe8 27. Rae1 Rxe5 28. Rxe5 Qc2 29. Qg4 Rd8 30. Re2 Qc1+ 31. Kg2 h6 32. Qf3 Qc4 33. Kh3 a5 34. Re4 0-1

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.06"]
[Round "2"]
[White "Hoyos Campuzano, Efrain"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "B63"]
[WhiteElo "1932"]
[BlackElo "2198"]
[PlyCount "56"]
[EventDate "2011.12.06"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nb3 e6 7. Bg5 Be7 8. Qd2 a6 9. f3 b5 10. Be2 Bb7 11. Be3 Rc8 12. 0-0 0-0 13. a3 Ne5 14. Rac1 Nc4 15. Bxc4 Rxc4 16. Ne2 Ba8 17. Qa5 Qxa5 18. Nxa5 Rc7 19. Bb6 Rcc8 20. Nc3 Nd7 21. Be3 Ne5 22. Na2 Bd8 23. Bd2 d5 24. exd5 Bxd5 25. Nb4 Bxa5 26. Nxd5 Bxd2 27. Ne7+ Kh8 28. Nxc8 Bxc1 0-1

[Event "Bogota McGregor op 2nd"]
[Site "Bogota"]
[Date "2011.12.06"]
[Round "1"]
[White "Ruiz, Gustavo"]
[Black "Hoyos Campuzano, Efrain"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "1932"]
[PlyCount "58"]
[EventDate "2011.12.06"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. e4 d5 2. e5 c5 3. Nf3 a6 4. Nc3 Nc6 5. d3 Bg4 6. Bf4 e6 7. h3 Bh5 8. Be2 Qc7 9. g4 Bg6 10. Bg3 Be7 11. Qd2 h5 12. g5 Bd8 13. h4 Nge7 14. 0-0-0 Nf5 15. Bh2 Qa5 16. a3 b5 17. Na2 Qb6 18. c4 dxc4 19. dxc4 Nfd4 20. Nxd4 Nxd4 21. Qe3 bxc4 22. Bxc4 Rb8 23. Rd2 0-0 24. Nc3 Qc6 25. Rhd1 Nf3 26. Bd5 Nxd2 27. Rxd2 exd5 28. Nxd5 Qe6 29. Qxc5 Rc8 0-1

[Event "Medellin Cuartas Memorial"]
[Site "Medellin"]
[Date "2011.08.06"]
[Round "5"]
[White "Hoyos Campuzano, Efrain"]
[Black "Castaneda, Jorge Luis"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1928"]
[BlackElo "2120"]
[PlyCount "62"]
[EventDate "2011.08.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. f4 cxd4 6. cxd4 Bf5 7. a3 e6 8. b4 Nh6 9. Be2 Rc8 10. Be3 Be4 11. Nf3 Nf5 12. Bf2 h5 13. b5 Bxf3 14. Bxf3 Qa5+ 15. Nd2 Ncxd4 16. 0-0 Nxf3+ 17. Nxf3 Bc5 18. Qb3 0-0 19. Kh1 Bxf2 20. Rxf2 Qc3 21. Qd1 Qe3 22. Rf1 Qxf4 23. Rb1 Ne3 24. Qd2 Rc2 25. Qd4 Qxd4 26. Nxd4 Nxf1 27. Nxc2 Nd2 28. Rd1 Nc4 29. Rc1 Nxe5 30. Ne3 Nc4 31. Nxc4 Rc8 0-1

[Event "Medellin Cuartas Memorial"]
[Site "Medellin"]
[Date "2011.08.06"]
[Round "6"]
[White "Hoyos Campuzano, Efrain"]
[Black "Valle, Efrain"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1928"]
[BlackElo "2206"]
[PlyCount "40"]
[EventDate "2011.08.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nf6 5. Bf4 c5 6. d5 g6 7. Nc3 Bg7 8. Bxb8 Rxb8 9. Qa4+ Bd7 10. Qxa7 Qc7 11. Qa3 0-0 12. Be2 e6 13. dxe6 Bxe6 14. Nf3 Ng4 15. 0-0 Rfe8 16. Nb5 Qf4 17. Rac1 Bd7 18. g3 Qh6 19. Rce1 Qh3 20. Qxc5 Bc6 0-1

[Event "Medellin Cuartas Memorial"]
[Site "Medellin"]
[Date "2011.08.05"]
[Round "4"]
[White "Kostov, Alexander"]
[Black "Hoyos Campuzano, Efrain"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "2113"]
[BlackElo "1928"]
[PlyCount "64"]
[EventDate "2011.08.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Qb6 8. Nf3 cxd4 9. cxd4 Bb4+ 10. Kf1 0-0 11. Ng5 g6 12. Nf4 Be7 13. Nxh7 Qxd4 14. Be3 Qxe5 15. Nxf8 Bxf8 16. h4 Bc5 17. Nxg6 fxg6 18. Qg4 Bxe3 19. Qxg6+ Qg7 20. Qxe6+ Kh8 21. Qxe3 Nde5 22. Re1 Bd7 23. h5 Re8 24. Bb1 Qf6 25. Qb3 Nd4 26. Qxd5 Bb5+ 27. Kg1 Nef3+ 28. gxf3 Rxe1+ 29. Kg2 Rxh1 30. Kxh1 Bc6 31. Qc4 Qxf3+ 32. Kh2 Qg2# 0-1

[Event "Medellin Cuartas Memorial"]
[Site "Medellin"]
[Date "2011.08.03"]
[Round "1"]
[White "Hoyos Campuzano, Efrain"]
[Black "Dominguez, Ramiro"]
[Result "0-1"]
[ECO "C96"]
[WhiteElo "1928"]
[BlackElo "2184"]
[PlyCount "87"]
[EventDate "2011.08.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. h3 0-0 9. c3 Na5 10. Bc2 c5 11. d3 h6 12. Nbd2 Nh7 13. Nf1 f5 14. exf5 Bxf5 15. d4 Bxc2 16. Qxc2 cxd4 17. cxd4 Rc8 18. Qe4 Nc6 19. Qd5+ Kh8 20. a3 Nf6 21. Qe6 e4 22. Nh4 Re8 23. Be3 d5 24. Rac1 Bb4 25. Ng6+ Kh7 26. Qf5 Bxe1 27. Ne7+ Kh8 28. Rxc6 Rxc6 29. Nxc6 Qc8 30. Ne7 Qxf5 31. Nxf5 Ba5 32. Bf4 Rc8 33. N1e3 Rc1+ 34. Kh2 Bc7 35. Nd6 Kg8 36. Nef5 Bxd6 37. Bxd6 Rc2 38. Kg3 Rxb2 39. Bc5 Kf7 40. f3 Nh5+ 41. Kh4 Rxg2 42. fxe4 Nf4 43. Ng3 dxe4 44. Kg4 0-1

[Event "Medellin op Experts"]
[Site "Medellin"]
[Date "2011.04.23"]
[Round "6.12"]
[White "Ferreira Morales, Jorge Luis"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "1809"]
[BlackElo "1928"]
[PlyCount "39"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Be7 8. 0-0 Bg5 9. Nf3 Bxc1 10. Qxc1 cxd4 11. cxd4 0-0 12. Qf4 f5 13. a3 h6 14. h4 Kh8 15. h5 Qe8 16. Ng3 a6 17. Nh4 Ne7 18. Rac1 g5 19. hxg6 Nxg6 20. Qxh6+ 1-0

[Event "Medellin op Experts"]
[Site "Medellin"]
[Date "2011.04.22"]
[Round "5.14"]
[White "Hoyos Campuzano, Efrain"]
[Black "Echeverry, Maria Yesenia"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "1928"]
[BlackElo "1884"]
[PlyCount "71"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. c3 d5 5. exd5 exd5 6. Bb5 Bd7 7. 0-0 Be7 8. d4 cxd4 9. cxd4 Nf6 10. Nc3 0-0 11. Bg5 a6 12. Ba4 b5 13. Bb3 Be6 14. Rc1 Rc8 15. Re1 h6 16. Bf4 Bd6 17. Be5 Bg4 18. Qd3 Bxf3 19. gxf3 Re8 20. Qf5 Ne7 21. Qd3 Ng6 22. f4 Nxf4 23. Qf5 Ng6 24. Qxf6 Qxf6 25. Bxf6 gxf6 26. Bxd5 b4 27. Ne4 Be7 28. Bb7 Rxc1 29. Rxc1 a5 30. Rc7 f5 31. Ng3 Bd6 32. Rd7 Bb8 33. Nxf5 Re1+ 34. Kg2 Nf4+ 35. Kf3 Ne6 36. Nxh6+ 1-0

[Event "Medellin op Experts"]
[Site "Medellin"]
[Date "2011.04.22"]
[Round "4.18"]
[White "Velasquez, Sebastian"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1576"]
[BlackElo "1928"]
[PlyCount "63"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d3 Nf6 5. Be3 Bg4 6. Be2 Bxe2 7. Ngxe2 e6 8. 0-0 Bd6 9. Qd2 Ng4 10. Bf4 e5 11. Bg3 0-0 12. Rad1 f5 13. h3 Nh6 14. Ne4 Qxa2 15. Nxd6 cxd6 16. Qb4 Qd5 17. d4 Nc6 18. Qxb7 Qc4 19. Qb3 Qxb3 20. cxb3 f4 21. Bh2 f3 22. gxf3 Rxf3 23. dxe5 dxe5 24. Rd6 Rc8 25. Rc1 Rf6 26. Bxe5 Rxd6 27. Bxd6 Nf7 28. Nd4 Nxd6 29. Rxc6 Rd8 30. Ne6 Rd7 31. Rc7 Rxc7 32. Nxc7 1/2-1/2

[Event "Medellin op Experts"]
[Site "Medellin"]
[Date "2011.04.21"]
[Round "2.5"]
[White "Dominguez, Oscar Alberto"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "C64"]
[WhiteElo "1981"]
[BlackElo "1928"]
[PlyCount "57"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nge7 5. 0-0 0-0 6. d4 exd4 7. cxd4 Bb6 8. d5 Nb8 9. Nc3 d6 10. a4 Bg4 11. a5 Bxa5 12. Rxa5 c6 13. dxc6 bxc6 14. Ra3 cxb5 15. Nxb5 Nc8 16. Qd5 Nb6 17. Qxd6 N8d7 18. Rxa7 Rxa7 19. Nxa7 Qa8 20. Nc6 Re8 21. Nfd4 Qa2 22. f3 Bh5 23. b3 Kh8 24. Be3 f6 25. Nb4 Qa3 26. Nf5 Rb8 27. Bxb6 g6 28. Qxd7 gxf5 29. Bd4 1-0

[Event "Medellin op Experts"]
[Site "Medellin"]
[Date "2011.04.21"]
[Round "3.14"]
[White "Hoyos Campuzano, Efrain"]
[Black "Renteria Rodriguez, Henry"]
[Result "0-1"]
[ECO "C80"]
[WhiteElo "1928"]
[BlackElo "1882"]
[PlyCount "62"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. Re1 Nc5 7. Bxc6 dxc6 8. d4 Ne6 9. Nxe5 Bd6 10. f4 Qf6 11. Qf3 0-0 12. c3 Rd8 13. Be3 Nf8 14. Nd2 Be6 15. Ne4 Qe7 16. f5 Bxe5 17. dxe5 Bd5 18. f6 Qxe5 19. Bd4 Bxe4 20. Rxe4 Qd5 21. Qg4 Ng6 22. Re5 Qd6 23. Rf5 Qe6 24. h4 Rd5 25. Raf1 Rxf5 26. Rxf5 Qe1+ 27. Kh2 Qxh4+ 28. Qxh4 Nxh4 29. Rf4 g5 30. Re4 Ng6 31. Be3 h6 0-1

[Event "Medellin Depart U2000"]
[Site "Medellin"]
[Date "2011.04.05"]
[Round "2.1"]
[White "Correa, Hernan De Jesus"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "D11"]
[BlackElo "1928"]
[PlyCount "37"]
[EventDate "2011.04.04"]
[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 d5 2. c4 c6 3. Nf3 dxc4 4. e3 b5 5. a4 Qb6 6. axb5 cxb5 7. Nc3 e6 8. Be2 Bb4 9. 0-0 Bb7 10. Ne5 Nf6 11. Bf3 0-0 12. Re1 Nbd7 13. Nxd7 Nxd7 14. e4 a6 15. Be3 Qd8 16. Bd2 Nf6 17. Bg5 Be7 18. Bf4 Bb4 19. g4 1-0

[Event "Medellin Depart U2000"]
[Site "Medellin"]
[Date "2011.04.04"]
[Round "1.1"]
[White "Hoyos Campuzano, Efrain"]
[Black "Orrego Salazar, Gustavo"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1928"]
[PlyCount "92"]
[EventDate "2011.04.04"]
[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 Nf6 2. Nc3 d5 3. e5 d4 4. Nce2 Ng4 5. f4 d3 6. Ng3 Qd4 7. Nh3 g5 8. c3 Qc5 9. b4 Qb6 10. Qf3 gxf4 11. Qxf4 Bh6 12. Qd4 Nc6 13. Qxb6 axb6 14. Bxd3 Ngxe5 15. Bc2 Nf3+ 16. Kf2 Bxd2 17. Kxf3 Bxc3 18. Rb1 Nd4+ 19. Ke3 Nxc2+ 20. Kd3 Na3 21. Rb3 Nb5 22. Rxc3 Nxc3 23. Kxc3 Rxa2 24. Bb2 h5 25. Nf4 h4 26. Kb3 Rxb2+ 27. Kxb2 hxg3 28. h3 Rh4 29. Rf1 e5 30. Ne2 Rxb4+ 31. Kc3 Ra4 32. Kb3 Re4 33. Nc3 Re3 34. Kc2 f5 35. Kd2 f4 36. Nd5 Ra3 37. Re1 Ra5 38. Rxe5+ Kf7 39. Rh5 c6 40. Nxf4 Rxh5 41. Nxh5 Bxh3 42. Nxg3 Bxg2 43. Nf5 Ke6 44. Ne3 Bd5 45. Kc3 c5 46. Nd1 b5 0-1

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.08"]
[Round "9"]
[White "Hoyos Campuzano, Efrain"]
[Black "Garcia Benavides, Omar"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1957"]
[BlackElo "2098"]
[PlyCount "94"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Bc4 e6 4. Nc3 Bg7 5. Be3 Nd7 6. Qd2 h6 7. f4 Ne7 8. 0-0-0 a6 9. h4 b5 10. Bd3 Nb6 11. h5 Bb7 12. f5 gxf5 13. exf5 Qd7 14. fxe6 fxe6 15. Bg6+ Nxg6 16. hxg6 Nc4 17. Qe2 0-0-0 18. Nf3 Rdf8 19. Rh3 Rf6 20. Ne5 Nxe5 21. dxe5 Rxg6 22. exd6 Rxg2 23. Qd3 Qxd6 24. Qxd6 cxd6 25. Rxd6 Kc7 26. Rd1 b4 27. Na4 Be4 28. Rd2 Rxd2 29. Bxd2 Bf5 30. Rg3 Be5 31. Rg1 Kc6 32. Rh1 Kb5 33. b3 h5 34. Nb2 h4 35. Nc4 Bc7 36. c3 a5 37. Ne3 Be4 38. Rh3 Bg3 39. Nc2 bxc3 40. Bxc3 Rc8 41. Nd4+ Ka6 42. Kb2 Rf8 43. Nxe6 Rf2+ 44. Ka3 Bd5 45. Rxg3 hxg3 46. Nc7+ Kb7 47. Nxd5 g2 0-1

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.08"]
[Round "7"]
[White "Hoyos Campuzano, Efrain"]
[Black "Rendon, Daniel"]
[Result "0-1"]
[ECO "C89"]
[WhiteElo "1957"]
[BlackElo "2110"]
[PlyCount "94"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 Nxd5 10. d4 exd4 11. cxd4 Bg4 12. Be3 Bb4 13. Nbd2 f5 14. Qc2 Qd6 15. Rec1 Na5 16. Bf4 Qxf4 17. Bxd5+ Kh8 18. Bxa8 Rxa8 19. Qxc7 Qxc7 20. Rxc7 h6 21. Rac1 Kh7 22. Rc8 Ra7 23. R1c7 Rb7 24. d5 Rb6 25. h3 Bh5 26. a3 Bd6 27. Ra7 b4 28. a4 b3 29. Rca8 Nb7 30. Nc4 Rb4 31. Rxb7 Rxc4 32. Kf1 Rc1+ 33. Ke2 Rc2+ 34. Kd3 f4 35. Nd2 Bg6+ 36. Ke2 f3+ 37. gxf3 Bf4 38. Rxb3 Rxd2+ 39. Kf1 Rxd5 40. Kg2 Rg5+ 41. Kh1 Bf7 42. Rd3 Be6 43. Rf8 Bc7 44. f4 Bd5+ 45. f3 Rh5 46. Kg2 Be6 47. f5 Bxf5 0-1

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.07"]
[Round "8"]
[White "Torres Pacheco, Jhoser Armando"]
[Black "Hoyos Campuzano, Efrain"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "1957"]
[PlyCount "72"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[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. d4 Nf6 5. Bd2 Qb6 6. Bc4 Qxd4 7. Bb3 Bg4 8. Nf3 Bxf3 9. Qxf3 Nc6 10. 0-0-0 Qg4 11. Qxg4 Nxg4 12. Nb5 0-0-0 13. Be3 Rxd1+ 14. Rxd1 Nxe3 15. fxe3 e6 16. Rf1 a6 17. Nd4 Nd8 18. Nf3 f6 19. Nd4 Kd7 20. Rd1 Bd6 21. Nf3 Ke7 22. h3 Nc6 23. Nd4 Nxd4 24. Rxd4 Rd8 25. a4 e5 26. Rd1 f5 27. Rf1 Rf8 28. Kd2 Rf6 29. Kd3 g5 30. g3 e4+ 31. Ke2 Bxg3 32. c3 Rb6 33. Bc2 Rxb2 34. Kd1 Ke6 35. c4 Rb4 36. c5 Ke5 0-1

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.06"]
[Round "6"]
[White "Uribe Toro, Julian Andres"]
[Black "Hoyos Campuzano, Efrain"]
[Result "0-1"]
[ECO "B15"]
[BlackElo "1957"]
[PlyCount "96"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 e6 4. Nf3 Nf6 5. e5 Nfd7 6. Bg5 Qb6 7. Bd3 Qxb2 8. Na4 Qa3 9. c3 b5 10. Nc5 Nxc5 11. dxc5 Qxc3+ 12. Kf1 Qxc5 13. Rc1 Qb6 14. Be3 Qb7 15. Nd4 Bd7 16. Rb1 Be7 17. f4 a6 18. f5 c5 19. fxe6 fxe6 20. Qh5+ Kd8 21. Nf3 c4 22. Bc2 Nc6 23. Qf7 d4 24. Qxg7 Rf8 25. Bg5 Re8 26. Be4 Qb6 27. Bxe7+ Rxe7 28. Qf8+ Re8 29. Qd6 d3 30. g4 Ra7 31. Kg2 Qc7 32. Qc5 h6 33. h4 Ne7 34. Qd4 Kc8 35. Bxd3 Nc6 36. Qe3 cxd3 37. Rbc1 Kb8 38. Qxh6 Qa5 39. Qe3 Qxa2+ 40. Kg3 Qd5 41. Rc5 Qb3 42. Rhc1 Rc7 43. Nd4 Nxd4 44. Rxc7 d2 45. R1c3 Qxc3 46. Qxc3 Ne2+ 47. Kf2 Nxc3 48. Rxd7 d1Q 0-1

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.05"]
[Round "5"]
[White "Hoyos Campuzano, Efrain"]
[Black "Silva, Elias"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1957"]
[PlyCount "67"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 g6 3. f4 Bg7 4. Nc3 Ne7 5. Be3 c6 6. Bc4 b5 7. Bb3 Bb7 8. a4 b4 9. Nce2 a5 10. Ng3 d5 11. Nf3 Nd7 12. 0-0 Ba6 13. Re1 Qc7 14. Qd2 Nf6 15. e5 Ng4 16. Kh1 Nxe3 17. Qxe3 h6 18. Rac1 0-0 19. c4 Qd7 20. c5 Kh7 21. Bc2 Nf5 22. Qf2 Rh8 23. Nf1 Bxf1 24. Rxf1 h5 25. h3 Bh6 26. g4 Bxf4 27. gxf5 Bxc1 28. fxg6+ fxg6 29. Rxc1 Raf8 30. Rg1 Rhg8 31. Qg3 Rxf3 32. Bxg6+ Rxg6 33. Qxg6+ Kh8 34. Qg8# 1-0

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.04"]
[Round "2"]
[White "Gomez Flores, Jerson"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1/2-1/2"]
[ECO "C00"]
[BlackElo "1957"]
[PlyCount "73"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 e6 2. f4 Bc5 3. Nf3 c6 4. d4 Bb6 5. Nc3 d5 6. e5 c5 7. Be3 c4 8. Nb5 Bc7 9. Be2 Nh6 10. 0-0 0-0 11. Nxc7 Qxc7 12. c3 Nf5 13. Bc1 b5 14. Qe1 Nc6 15. g4 Nh6 16. Qg3 Kh8 17. Nh4 Ne7 18. Kh1 f5 19. g5 Nhg8 20. Bh5 g6 21. Be2 a5 22. Bd2 Rb8 23. a3 Nc6 24. Nf3 b4 25. axb4 axb4 26. h4 Bd7 27. h5 Be8 28. hxg6 Bxg6 29. Kg2 b3 30. Nh4 Nce7 31. Nxg6+ Nxg6 32. Bh5 N8e7 33. Rh1 Ra8 34. Bxg6 Nxg6 35. Qh2 Ra2 36. Rab1 Qg7 37. Kf3 1/2-1/2

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.04"]
[Round "4"]
[White "Gonzalez, Omar"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2194"]
[BlackElo "1957"]
[PlyCount "41"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[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. d4 Nf6 5. Nf3 c6 6. Bc4 e6 7. Bd2 Qc7 8. Qe2 Be7 9. 0-0-0 0-0 10. g4 b5 11. Bd3 Na6 12. g5 Nd5 13. Nxd5 exd5 14. Ne5 Bd6 15. f4 f5 16. gxf6 Rxf6 17. Qh5 g6 18. Rhg1 Bf8 19. f5 Bg7 20. fxg6 hxg6 21. Rxg6 1-0

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.04"]
[Round "3"]
[White "Hoyos Campuzano, Efrain"]
[Black "Ortega Laserna, Giovanny Alexander"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1957"]
[PlyCount "65"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[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. c3 e6 4. d4 cxd4 5. cxd4 d6 6. Bd3 Nf6 7. 0-0 Be7 8. a3 a6 9. b4 0-0 10. Bb2 b6 11. Re1 Bb7 12. Nbd2 h6 13. Rc1 b5 14. Nb3 Rc8 15. Bb1 Nh7 16. Qd3 e5 17. dxe5 Nxe5 18. Bxe5 dxe5 19. Qxd8 Rfxd8 20. Nxe5 Ng5 21. f3 f6 22. Nd3 Rb8 23. Ndc5 Bc8 24. Na5 Bxc5+ 25. bxc5 Rd2 26. Red1 Rxd1+ 27. Rxd1 Be6 28. h4 Nf7 29. f4 b4 30. Nc6 Rb7 31. axb4 Bd7 32. Ne7+ Kf8 33. c6 1-0

[Event "Medellin Raza Menor 2100 op"]
[Site "Medellin"]
[Date "2010.11.12"]
[Round "3.1"]
[White "Cadena Montoya, Gustavo Adolfo"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2051"]
[BlackElo "1957"]
[PlyCount "53"]
[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 e6 2. c4 Nf6 3. Nc3 c6 4. e4 d5 5. e5 Ng8 6. Bd3 Nd7 7. Nge2 Bb4 8. 0-0 dxc4 9. Bxc4 b5 10. Bb3 Ne7 11. a3 Ba5 12. Bg5 h6 13. Be3 Nf5 14. Ng3 Nxe3 15. fxe3 Bxc3 16. bxc3 Qg5 17. Qf3 0-0 18. Ne4 Qe7 19. Nd6 Nb6 20. Qxc6 Bd7 21. Qe4 Rab8 22. Bc2 g6 23. Rf6 Nd5 24. Qh4 Kh7 25. Nxf7 Rxf7 26. Bxg6+ Kg7 27. Rxf7+ 1-0

[Event "Medellin Raza Menor 2100 op"]
[Site "Medellin"]
[Date "2010.11.12"]
[Round "7.1"]
[White "Castano Ortiz, Eder"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "B01"]
[BlackElo "1957"]
[PlyCount "46"]
[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. d4 Nf6 5. Bb5+ Nbd7 6. Bd2 c6 7. Nd5 Qd8 8. Nxf6+ Nxf6 9. Bd3 Qxd4 10. Bc3 Qg4 11. Qf3 Nd5 12. Bd2 Qxf3 13. Nxf3 Bg4 14. Ne5 Bh5 15. c4 Nb6 16. g4 Bg6 17. Nxg6 hxg6 18. 0-0-0 0-0-0 19. Ba5 e6 20. b4 Rd4 21. Kc2 Nxc4 22. Bxc4 Rxc4+ 23. Kb3 b6 1-0

[Event "Medellin Raza Menor 2100 op"]
[Site "Medellin"]
[Date "2010.11.12"]
[Round "5.1"]
[White "Grajales Villamil, Daniel Adolfo"]
[Black "Hoyos Campuzano, Efrain"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "1957"]
[PlyCount "38"]
[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. d4 Nc6 4. Nf3 Bg4 5. Be2 0-0-0 6. c3 Nf6 7. 0-0 Qh5 8. Bf4 e5 9. h3 exf4 10. hxg4 Nxg4 11. Qc2 Rd6 12. g3 Rh6 13. Nh4 g6 14. Kg2 Bd6 15. Qe4 f5 16. Qe6+ Kb8 17. Rh1 Nd8 18. Qd7 Qg5 19. Na3 Nxf2 0-1

[Event "Medellin Raza Menor 2100 op"]
[Site "Medellin"]
[Date "2010.11.12"]
[Round "4.1"]
[White "Hoyos Campuzano, Efrain"]
[Black "Caldera Sotomayor, Wilber"]
[Result "0-1"]
[ECO "B72"]
[WhiteElo "1957"]
[PlyCount "38"]
[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. Nf3 c5 2. e4 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 g6 7. f3 Bg7 8. Be3 0-0 9. 0-0 Qc7 10. Bb3 Na5 11. Qd2 Nxb3 12. cxb3 Bd7 13. Rac1 Bc6 14. Nd5 Qd8 15. Nxc6 bxc6 16. Rxc6 Nxd5 17. exd5 Qa5 18. Ra1 a6 19. Qf2 Qxd5 0-1

[Event "Medellin Raza Menor 2100 op"]
[Site "Medellin"]
[Date "2010.11.12"]
[Round "2.1"]
[White "Hoyos Campuzano, Efrain"]
[Black "Echavarria Vallejo, Diego"]
[Result "1-0"]
[ECO "C43"]
[WhiteElo "1957"]
[PlyCount "57"]
[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 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Nd5 5. Qxd4 Nb6 6. Nc3 Nc6 7. Qe4 Bb4 8. Bd2 Qe7 9. 0-0-0 d6 10. Bb5 Bxc3 11. Bxc3 Bd7 12. Rhe1 0-0-0 13. exd6 Qxe4 14. Rxe4 f6 15. dxc7 Kxc7 16. Bxc6 Kxc6 17. Re7 Rhg8 18. Ba5 Bg4 19. Rxd8 Rxd8 20. Rxg7 h5 21. b3 Re8 22. Nd4+ Kd5 23. Bxb6 Re1+ 24. Kd2 Rd1+ 25. Kc3 axb6 26. Nb5 Be2 27. Rd7+ Kc5 28. Nd4 Bg4 29. b4# 1-0

[Event "Medellin Raza Menor 2100 op"]
[Site "Medellin"]
[Date "2010.11.12"]
[Round "6.1"]
[White "Hoyos Campuzano, Efrain"]
[Black "Suarez Zapata, Hernando"]
[Result "1-0"]
[ECO "C64"]
[WhiteElo "1957"]
[PlyCount "83"]
[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 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 d6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Bd7 8. Bg5 Nge7 9. 0-0 Bxc3 10. bxc3 h6 11. Bh4 0-0 12. Re1 a6 13. Ba4 b5 14. Bc2 Bg4 15. Qd3 f5 16. Qe3 f4 17. Bxe7 fxe3 18. Bxd8 exf2+ 19. Kxf2 Raxd8 20. Kg3 Bxf3 21. gxf3 g5 22. a4 Kg7 23. axb5 axb5 24. Ra6 Nb8 25. Ra7 Rf7 26. Bb3 Re7 27. Rb7 Nc6 28. Rxb5 Rb8 29. Rxb8 Nxb8 30. Ra1 Nd7 31. Ra8 Nf6 32. Rc8 h5 33. h4 g4 34. e5 dxe5 35. dxe5 Rxe5 36. Rxc7+ Kh6 37. Kf4 Rb5 38. Be6 gxf3 39. Kxf3 Ra5 40. c4 Re5 41. Kf4 Re1 42. Bf5 1-0

[Event "Medellin Raza Menor 2100 op"]
[Site "Medellin"]
[Date "2010.11.12"]
[Round "1.1"]
[White "Velez, Juan"]
[Black "Hoyos Campuzano, Efrain"]
[Result "0-1"]
[ECO "C01"]
[BlackElo "1957"]
[PlyCount "62"]
[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. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Bd6 6. 0-0 0-0 7. h3 h6 8. Be3 b6 9. Nbd2 c5 10. c3 Ba6 11. Bxa6 Nxa6 12. Re1 Qc7 13. Qa4 Nb8 14. dxc5 bxc5 15. Qh4 Nbd7 16. Rad1 Rfe8 17. Nf1 Re4 18. g4 Rae8 19. Bc1 Bf4 20. Ne3 Nf8 21. Nxd5 Rxe1+ 22. Nxe1 Nxd5 23. c4 Bxc1 24. cxd5 Bxb2 25. d6 Qd8 26. Qh5 Bd4 27. Nf3 Qxd6 28. Rd2 Qf4 29. Kg2 Ng6 30. Rd3 Qe4 31. Rxd4 Qxd4 0-1

[Event "COL-ch Seniors"]
[Site "Medellin"]
[Date "2010.10.29"]
[Round "3.1"]
[White "Guarin, Holmes"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "A21"]
[BlackElo "1957"]
[PlyCount "69"]
[EventDate "2010.10.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 c6 3. d4 exd4 4. Qxd4 Nf6 5. e4 d6 6. Bf4 Nh5 7. Be3 c5 8. Qd2 Be7 9. Be2 Nf6 10. h3 Be6 11. f4 Nc6 12. Nf3 Nh5 13. Bf2 a6 14. g4 Nf6 15. g5 Ng8 16. f5 Bc8 17. Nd5 f6 18. h4 g6 19. Bd3 Ne5 20. Nxe5 fxe5 21. f6 Bf8 22. 0-0-0 h6 23. Be2 b5 24. cxb5 axb5 25. Bxb5+ Kf7 26. Bc4 Be6 27. Qc3 Qa5 28. Be1 Qxc3+ 29. Bxc3 Ra4 30. b3 Rxa2 31. Kb1 Rg2 32. Rhg1 Rh2 33. Rd2 hxg5 34. hxg5 R2h4 35. Kc2 1-0

[Event "COL-ch Seniors"]
[Site "Medellin"]
[Date "2010.10.29"]
[Round "2.1"]
[White "Hoyos Campuzano, Efrain"]
[Black "Echeverry, Ignacio"]
[Result "0-1"]
[ECO "D53"]
[WhiteElo "1957"]
[PlyCount "52"]
[EventDate "2010.10.29"]
[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 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. f3 c6 6. c5 Nbd7 7. e3 e5 8. Bd3 a6 9. Bh4 exd4 10. exd4 0-0 11. Nge2 Re8 12. 0-0 b6 13. b4 bxc5 14. bxc5 Qa5 15. Be1 Qc7 16. Qa4 Nf8 17. Rb1 Ne6 18. Bg3 Qd7 19. Be5 Bd8 20. Rb2 Nxc5 21. dxc5 Rxe5 22. Nd4 Re3 23. Rd1 Bb7 24. Nf5 Rxd3 25. Nh6+ gxh6 26. Rxd3 Qe7 0-1

[Event "COL-ch Seniors"]
[Site "Medellin"]
[Date "2010.10.29"]
[Round "4.1"]
[White "Hoyos Campuzano, Efrain"]
[Black "Zuluaga, Miryam"]
[Result "0-1"]
[ECO "C24"]
[WhiteElo "1957"]
[PlyCount "20"]
[EventDate "2010.10.29"]
[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. Bc4 Nf6 3. d4 exd4 4. e5 d5 5. exf6 dxc4 6. Qe2+ Be6 7. Qe5 Qd5 8. Qxd5 Bxd5 9. Ne2 Nc6 10. Nxd4 Nxd4 0-1

[Event "COL-ch Seniors"]
[Site "Medellin"]
[Date "2010.10.29"]
[Round "7.1"]
[White "Ospina Mejia, Maria C"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1/2-1/2"]
[ECO "A10"]
[BlackElo "1957"]
[PlyCount "21"]
[EventDate "2010.10.29"]
[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 g6 2. e4 Bg7 3. Nc3 e6 4. Nf3 c6 5. Bd3 d5 6. e5 Qc7 7. Qe2 Nd7 8. cxd5 exd5 9. e6 fxe6 10. Qxe6+ Ne7 11. Ng5 1/2-1/2

[Event "COL-ch Seniors"]
[Site "Medellin"]
[Date "2010.10.29"]
[Round "6.1"]
[White "Sanchez Ospina, William"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "A40"]
[BlackElo "1957"]
[PlyCount "31"]
[EventDate "2010.10.29"]
[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 e5 2. c3 c5 3. e3 d5 4. dxe5 Nc6 5. Nf3 Bg4 6. Bb5 Nge7 7. Nbd2 a6 8. Be2 Ng6 9. Qa4 h5 10. 0-0 b5 11. Qc2 h4 12. h3 f5 13. Re1 Qc7 14. hxg4 fxg4 15. Qxg6+ Qf7 16. Qxc6+ 1-0

[Event "Medellin Experts 17th"]
[Site "Medellin"]
[Date "2010.08.07"]
[Round "6.14"]
[White "Hoyos Campuzano, Efrain"]
[Black "Palomino, Dario"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1957"]
[BlackElo "1875"]
[PlyCount "50"]
[EventDate "2010.08.04"]
[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 Nf6 2. f3 d5 3. c4 e6 4. Nc3 c6 5. Bg5 Nbd7 6. e4 dxe4 7. fxe4 h6 8. Bh4 Qa5 9. Bd3 Bb4 10. Nge2 Qh5 11. Bg3 e5 12. d5 Nc5 13. 0-0 Ng4 14. Rf3 0-0 15. h3 Nxd3 16. hxg4 Bc5+ 17. Bf2 Nxf2 18. Rxf2 Bxg4 19. Qd3 f5 20. Qd2 fxe4 21. Nxe4 Bxf2+ 22. Nxf2 Bxe2 23. Re1 Bxc4 24. dxc6 bxc6 25. b3 Rad8 0-1

[Event "Medellin Experts 17th"]
[Site "Medellin"]
[Date "2010.08.06"]
[Round "4.3"]
[White "Hoyos Campuzano, Efrain"]
[Black "Caro, Emilio"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1957"]
[BlackElo "1898"]
[PlyCount "109"]
[EventDate "2010.08.04"]
[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. Nc3 Bf5 3. f3 Nf6 4. Bf4 e6 5. g4 Bg6 6. h4 h5 7. g5 Nfd7 8. e4 c6 9. Bd3 Qb6 10. Nge2 Be7 11. Be3 Qc7 12. Qd2 b5 13. Nf4 Nf8 14. 0-0-0 a5 15. Rhe1 b4 16. Na4 Nbd7 17. Nxg6 fxg6 18. exd5 cxd5 19. Bb5 Kf7 20. Bf4 Bd6 21. Bxd6 Qxd6 22. c4 Qb8 23. Qe2 Qc7 24. Kb1 Kg8 25. Bxd7 Qxd7 26. Nb6 Qb7 27. Nxa8 Qxa8 28. c5 Qc6 29. Qe5 a4 30. Qb8 Kh7 31. Qxb4 Nd7 32. Re3 Rb8 33. Qe1 Qb5 34. Qe2 Qb4 35. Rxe6 a3 36. Qc2 Nf8 37. Re2 Qa5 38. b3 Qc7 39. Re5 Qf7 40. Qe2 Nd7 41. Re7 Qf5+ 42. Qd3 Qh3 43. f4 Qg4 44. c6 Nf8 45. Rf1 Ne6 46. Qe3 Qf5+ 47. Ka1 Qc2 48. Qc1 Qd3 49. Rd1 Qf5 50. Qxa3 Rc8 51. Qd6 Qc2 52. Qxe6 Qxd1+ 53. Kb2 Qd2+ 54. Kb1 Qd1+ 55. Kb2 1/2-1/2

[Event "Medellin Experts 17th"]
[Site "Medellin"]
[Date "2010.08.06"]
[Round "5.11"]
[White "Paniagua, Fabio de Jesus"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "C04"]
[WhiteElo "1885"]
[BlackElo "1957"]
[PlyCount "165"]
[EventDate "2010.08.04"]
[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 e6 2. d4 d5 3. Nd2 Nc6 4. c3 Nf6 5. e5 Ng8 6. Ngf3 Nge7 7. Bd3 Ng6 8. Nf1 Be7 9. Ng3 0-0 10. 0-0 Bd7 11. Be3 a6 12. Qc2 Na5 13. Nd2 b5 14. f4 Rc8 15. f5 exf5 16. Nxf5 Nc4 17. Nxe7+ Qxe7 18. Bxc4 bxc4 19. Rae1 Rb8 20. Nf3 Rb6 21. Bc1 Nh4 22. Qf2 Nxf3+ 23. Qxf3 Rg6 24. Rf2 Be6 25. Qd1 c5 26. Be3 cxd4 27. Bxd4 Rb8 28. Qa4 Qb7 29. Ref1 Bd7 30. Qa3 Be6 31. Qc5 Qb5 32. Qe7 Re8 33. Rxf7 h6 34. Rf8+ Rxf8 35. Rxf8+ Kh7 36. Qe8 Qxe8 37. Rxe8 Bf5 38. Kf2 Bb1 39. Rd8 Be4 40. g3 Re6 41. Ke3 Kg6 42. Rd7 h5 43. Kf4 Kh6 44. h4 Kh7 45. Rd6 Rg6 46. Rxg6 Kxg6 47. e6 Kh7 48. e7 Bg6 49. Ke5 Kg8 50. Kxd5 Kf7 51. Kd6 Ke8 52. Bxg7 Bb1 53. a3 a5 54. Bf6 a4 55. Kc5 Ba2 56. Kb4 Bb3 57. g4 hxg4 58. h5 g3 59. h6 Bc2 60. Kxc4 g2 61. Bd4 Kxe7 62. Kb4 Kf7 63. h7 Bxh7 64. Kxa4 Ke6 65. Kb5 Bd3+ 66. Kc6 Be4+ 67. Kc5 Kd7 68. a4 Kc8 69. b4 Kb7 70. c4 Bc2 71. a5 Ka6 72. Bg1 Ba4 73. Kd6 Bb3 74. c5 Kb5 75. c6 Bd1 76. c7 Bg4 77. Ke7 Ka6 78. Kd8 Kb7 79. b5 Ka8 80. Bh2 Bc8 81. a6 Bxa6 82. bxa6 g1Q 83. c8Q+ 1-0

[Event "Medellin Experts 17th"]
[Site "Medellin"]
[Date "2010.08.05"]
[Round "2.7"]
[White "Hoyos Campuzano, Efrain"]
[Black "Cedeno, Romulo"]
[Result "1-0"]
[ECO "C61"]
[WhiteElo "1957"]
[BlackElo "1818"]
[PlyCount "107"]
[EventDate "2010.08.04"]
[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 Nd4 4. Bc4 d6 5. c3 Nxf3+ 6. Qxf3 Qf6 7. Qg3 Be6 8. Na3 0-0-0 9. d4 Bxc4 10. Bg5 Qg6 11. Bxd8 Qxe4+ 12. Qe3 Qxe3+ 13. fxe3 Bd5 14. Bh4 Bxg2 15. Rg1 Bf3 16. Rf1 e4 17. Nc4 f5 18. Nd2 Bh5 19. Nxe4 Be7 20. Bxe7 Nxe7 21. Ng3 Bg4 22. Kd2 h5 23. Rae1 h4 24. Ne2 g5 25. Rg1 Bxe2 26. Kxe2 Rg8 27. Ref1 Kd7 28. c4 Ke6 29. Rf2 c5 30. Rfg2 g4 31. dxc5 dxc5 32. e4 h3 33. exf5+ Nxf5 34. Rxg4 Nd4+ 35. Kd3 Rd8 36. Rg8 Rd7 37. R1g7 Nf3+ 38. Rxd7 Kxd7 39. Ke3 Nxh2 40. Kf2 Ke6 41. Rg1 Kf5 42. Kg3 Ng4 43. Kxh3 Nf2+ 44. Kg2 Nd3 45. b3 Ke4 46. Kf1 Nc1 47. Rg2 Kd4 48. Ke1 Kc3 49. Kd1 Nd3 50. Rg3 Kd4 51. Kd2 Nb4 52. a3 Nc6 53. Rd3+ Ke5 54. Rd5+ 1-0

[Event "Medellin Experts 17th"]
[Site "Medellin"]
[Date "2010.08.05"]
[Round "3.1"]
[White "Reyes Rios, Juan Camilo"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1996"]
[BlackElo "1957"]
[PlyCount "81"]
[EventDate "2010.08.04"]
[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 e6 2. d3 d5 3. Nd2 Bc5 4. g3 c6 5. Bg2 Ne7 6. Ngf3 0-0 7. 0-0 Ng6 8. h4 Qc7 9. h5 Ne7 10. h6 g6 11. b3 Bb6 12. Ba3 Re8 13. d4 Nd7 14. Bb2 dxe4 15. Nxe4 Nf5 16. Ne5 Qd8 17. Nxd7 Bxd7 18. d5 e5 19. c4 Bd4 20. Bxd4 Nxd4 21. Nd6 Rf8 22. c5 Rb8 23. Re1 f6 24. Qd3 Qa5 25. Qc4 Qa6 26. Qxa6 bxa6 27. Rad1 Bg4 28. Rxd4 exd4 29. dxc6 d3 30. Bd5+ Kh8 31. f3 Bf5 32. g4 Bc8 33. Kf2 a5 34. c7 Rb4 35. Ke3 Ba6 36. a3 Rb5 37. Nxb5 Bxb5 38. Kd2 Rc8 39. Re7 a4 40. bxa4 Bxa4 41. Be6 1-0

[Event "Medellin Experts 17th"]
[Site "Medellin"]
[Date "2010.08.04"]
[Round "1.12"]
[White "Ferreira Morales, Jorge Luis"]
[Black "Hoyos Campuzano, Efrain"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "1812"]
[BlackElo "1957"]
[PlyCount "64"]
[EventDate "2010.08.04"]
[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 Bc5 4. c3 Nf6 5. d3 d6 6. Nbd2 0-0 7. Nf1 Ne7 8. Ng3 c6 9. Ba4 Ng6 10. 0-0 Bg4 11. h3 Be6 12. Bb3 d5 13. Ng5 Bc8 14. Qe2 h6 15. Nf3 Qc7 16. Nh2 Be6 17. Nh5 Ne8 18. Ng4 f5 19. Ne3 f4 20. exd5 Bf7 21. Ng4 cxd5 22. Re1 Bd6 23. Bd2 Qe7 24. g3 Qg5 25. h4 Qxh5 26. Qf3 Be6 27. Bxd5 Qf5 28. Ne3 Bxd5 29. Qxd5+ Qf7 30. Qxf7+ Rxf7 31. Nc4 fxg3 32. fxg3 Rf3 0-1

[Event "Medellin Easter op"]
[Site "Medellin"]
[Date "2010.04.03"]
[Round "6"]
[White "Cuartas, Andres Mauricio"]
[Black "Hoyos Campuzano, Efrain"]
[Result "1-0"]
[ECO "B43"]
[BlackElo "1951"]
[PlyCount "65"]
[EventDate "2010.03.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Bc5 5. Nc3 a6 6. Be2 Ne7 7. 0-0 0-0 8. Kh1 b5 9. Nb3 Ba7 10. Qd6 Nbc6 11. f4 Bb8 12. Qd3 f5 13. Be3 fxe4 14. Nxe4 Nd5 15. Ng5 g6 16. Rad1 Bxf4 17. Rxf4 Rxf4 18. Nxe6 dxe6 19. Bxf4 Nxf4 20. Qxd8+ Nxd8 21. Rxd8+ Kf7 22. Bf3 Rb8 23. Na5 Nd5 24. Nc6 Ra8 25. Nb4 Ke7 26. Bxd5 exd5 27. Rxd5 Be6 28. Rd2 a5 29. Nd5+ Kf7 30. Nc7 Rb8 31. Rf2+ Ke7 32. Re2 Rf8 33. Kg1 1-0

[Event "Medellin Easter op"]
[Site "Medellin"]
[Date "2010.04.03"]
[Round "7"]
[White "Hoyos Campuzano, Efrain"]
[Black "Sanchez Sanchez, Andres Felipe"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1951"]
[PlyCount "32"]
[EventDate "2010.03.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nc6 4. c3 Nf6 5. Qe2 Bg4 6. d3 e6 7. Bf4 Be7 8. Nbd2 0-0 9. Nf1 d5 10. Bb3 c4 11. dxc4 dxe4 12. h3 exf3 13. gxf3 Bh5 14. Nd2 Bg6 15. 0-0-0 Qd3 16. Qe1 Qxc3+ 0-1

