[Event "COL-ch Seniors"]
[White "Ballesteros Lopez, William"]
[Black "Chaucanes, Alfonso Eduardo"]
[Site "Medellin"]
[Round "3.1"]
[Result "1-0"]
[Date "2010.10.29"]
[ECO "C02"]
[WhiteElo "2020"]
[PlyCount "87"]
[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 c5 2. d4 cxd4 3. c3 Nc6 4. cxd4 d5 5. e5 e6 6. Nf3 Bb4+ 7. Nc3 Nge7 8. Bd3 Ng6 9. Be3 0-0 10. Ng5 Nxd4 11. Qh5 h6 12. Nxf7 Qh4 13. Nxh6+ Kh8 14. Qxg6 Nf5 15. Nxf5 exf5 16. Qg3 Qh5 17. 0-0 Be6 18. Ne2 Qg4 19. Nd4 f4 20. Qxg4 Bxg4 21. Bc1 Rae8 22. h3 Bc8 23. a3 Bc5 24. Nf3 Be7 25. b4 Bd8 26. Bb2 Kg8 27. Bd4 g5 28. Rac1 Bd7 29. Bc5 Rf7 30. Bg6 g4 31. hxg4 Bxg4 32. Bxf7+ Kxf7 33. Nh2 Bf5 34. Rfe1 Be4 35. Bxa7 Rg8 36. f3 Bf5 37. Nf1 b6 38. Rc6 Bh4 39. Re2 Bd3 40. e6+ Ke7 41. Rd2 Bc4 42. Bxb6 Bf6 43. Bd4 Bxd4+ 44. Rxd4 1-0

[Event "COL-ch Seniors"]
[White "Botero Torres, Leon Jairo"]
[Black "Chaucanes, Alfonso Eduardo"]
[Site "Medellin"]
[Round "4.1"]
[Result "0-1"]
[Date "2010.10.29"]
[ECO "D71"]
[PlyCount "24"]
[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 Nf6 2. c4 d5 3. g3 g6 4. c5 Bg7 5. Bg2 0-0 6. Nf3 Nc6 7. 0-0 Re8 8. Bd2 Ne4 9. Bc3 e5 10. e3 Bg4 11. Nbd2 Nxc3 12. bxc3 e4 0-1

[Event "COL-ch Seniors"]
[White "Chaucanes, Alfonso Eduardo"]
[Black "Bustamante, Roberto"]
[Site "Medellin"]
[Round "6.1"]
[Result "0-1"]
[Date "2010.10.29"]
[ECO "A40"]
[BlackElo "1911"]
[PlyCount "32"]
[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 g6 2. c4 Bg7 3. Nc3 b6 4. e4 Bb7 5. Nf3 d6 6. Bd3 Nd7 7. 0-0 e6 8. Be3 Ne7 9. Qd2 h6 10. Rfe1 g5 11. h3 a6 12. Rac1 Ng6 13. g3 0-0 14. Nh2 f5 15. d5 f4 16. gxf4 gxf4 0-1

[Event "COL-ch Seniors"]
[White "Chaucanes, Alfonso Eduardo"]
[Black "Caldera Sotomayor, Wilber"]
[Site "Medellin"]
[Round "2.1"]
[Result "0-1"]
[Date "2010.10.29"]
[ECO "D30"]
[PlyCount "36"]
[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. Nf3 Nf6 4. Ne5 Be7 5. cxd5 exd5 6. Nc3 0-0 7. e3 c6 8. Bd3 Nbd7 9. Nf3 Re8 10. 0-0 Nf8 11. a4 Bg4 12. Bd2 Bb4 13. h3 Bh5 14. g4 Nxg4 15. hxg4 Bxg4 16. Be2 Bd6 17. Nh4 Qxh4 18. f4 Qg3+ 0-1

[Event "COL-ch Seniors"]
[White "Chaucanes, Alfonso Eduardo"]
[Black "Sanchez Ospina, William"]
[Site "Medellin"]
[Round "5.1"]
[Result "1-0"]
[Date "2010.10.29"]
[ECO "E06"]
[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 c6 3. Nc3 e6 4. Nf3 Nf6 5. g3 dxc4 6. Bg2 Be7 7. Ne5 0-0 8. 0-0 Nbd7 9. Nxc4 Re8 10. e4 Nf8 11. Re1 Ng6 12. Ne3 b5 13. d5 b4 14. Ne2 cxd5 15. exd5 exd5 16. Nxd5 Nxd5 17. Bxd5 Rb8 18. Qb3 Rf8 19. Nd4 Bb7 20. Nc6 Bxc6 21. Bxc6 Qb6 22. Bg2 Bc5 23. Re2 Rfe8 24. Be3 Bxe3 25. fxe3 Rbd8 26. Bd5 Re7 1-0

[Event "COL-ch Seniors"]
[White "Zuluaga, Miryam"]
[Black "Chaucanes, Alfonso Eduardo"]
[Site "Medellin"]
[Round "7.1"]
[Result "1-0"]
[Date "2010.10.29"]
[ECO "B80"]
[PlyCount "28"]
[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 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 d6 7. a3 Nc6 8. Be2 Be7 9. 0-0 0-0 10. f4 h6 11. h3 d5 12. exd5 Nxd5 13. Nxd5 Qxd5 14. Nxc6 Qxc6 1-0

