[Event "Cali op-D 11th"]
[Site "Cali"]
[Date "2009.12.30"]
[Round "8.15"]
[White "Marquez, Luis Anderson"]
[Black "Medina, Alfonso"]
[Result "0-1"]
[ECO "C55"]
[BlackElo "1500"]
[PlyCount "22"]
[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 e5 2. Bc4 Nf6 3. Nc3 Bc5 4. Nf3 Nc6 5. Bd5 0-0 6. h3 h6 7. Be6 Nd4 8. Nxd4 Bxd4 9. Rb1 c6 10. f3 a6 11. g4 g5 0-1

[Event "Cali op-D 11th"]
[Site "Cali"]
[Date "2009.12.29"]
[Round "7.21"]
[White "Marquez, Luis Anderson"]
[Black "Acevedo, Jonn Anderson"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "12"]
[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 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. Ng5 d5 6. exd5 Nxd5 1-0

[Event "Cali op-D 11th"]
[Site "Cali"]
[Date "2009.12.29"]
[Round "6.15"]
[White "Ojeda, Judier"]
[Black "Marquez, Luis Anderson"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1600"]
[PlyCount "107"]
[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 e5 2. Nf3 Bc5 3. Bc4 Nc6 4. Nc3 Nf6 5. d3 0-0 6. Be3 Bxe3 7. fxe3 Ng4 8. Qd2 d6 9. 0-0 a6 10. d4 b5 11. Bb3 b4 12. Ne2 Qe7 13. d5 Na5 14. c3 Nxb3 15. axb3 bxc3 16. bxc3 Bb7 17. c4 c6 18. h3 Nf6 19. Nc3 cxd5 20. exd5 Nd7 21. e4 Nc5 22. b4 Nb3 23. Qb2 Nxa1 24. Rxa1 f5 25. Rd1 fxe4 26. Nxe4 a5 27. Qb1 axb4 28. Qxb4 Ra2 29. Nfg5 Re2 30. Qb5 h6 31. Ne6 Rf6 32. Ng3 Re3 33. Nf1 Ra3 34. c5 Ba6 35. Qb4 Rxf1+ 36. Rxf1 Bxf1 37. Qxa3 Bc4 38. Qa8+ Kf7 39. Nd8+ Kf6 40. cxd6 Bxd5 41. dxe7 Bxa8 42. e8Q Kf5 43. Qf7+ Ke4 44. Qxg7 Kd5 45. Qxh6 e4 46. Qe3 Kd6 47. Nf7+ Ke7 48. Ng5 Kf6 49. Nxe4+ Bxe4 50. Qxe4 Kf7 51. g4 Kf6 52. h4 Kg7 53. h5 Kh6 54. Qg6# 1-0

[Event "Cali op-D 11th"]
[Site "Cali"]
[Date "2009.12.28"]
[Round "4.11"]
[White "Marquez, Luis Anderson"]
[Black "Viveros, Mariana Yibeth"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "1448"]
[PlyCount "77"]
[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 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 h6 5. Nc3 Nf6 6. h3 Nh5 7. Nxe5 Nxe5 8. Qxh5 Nxc4 9. Qxc5 Nd6 10. Re1 b6 11. Qd5 Bb7 12. Qe5+ Qe7 13. Qxg7 0-0-0 14. d4 Qe6 15. d5 Rdg8 16. dxe6 Rxg7 17. exd7+ Kxd7 18. e5 Rxg2+ 19. Kf1 Rhg8 20. Ke2 R8g3 21. exd6 Ba6+ 22. Kd1 Rxf2 23. Re7+ Kxd6 24. Bf4+ Kxe7 25. Bxg3 Rf1+ 26. Be1 f5 27. Nd5+ Kd6 28. Ne3 Rf4 29. Bg3 Ke5 30. Bxf4+ Kxf4 31. Nd5+ Kg3 32. Nxc7 Bf1 33. Kd2 Bxh3 34. Rg1+ Kh2 35. Rg6 h5 36. Rf6 Kg3 37. Kd3 h4 38. Rg6+ Kf2 39. Nd5 0-1

[Event "Cali op-D 11th"]
[Site "Cali"]
[Date "2009.12.28"]
[Round "5.16"]
[White "Viveros Torres, Erica Johana"]
[Black "Marquez, Luis Anderson"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1408"]
[PlyCount "40"]
[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 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. d3 0-0 6. Be3 Bxe3 7. fxe3 d6 8. 0-0 Qe8 9. d4 Be6 10. Bb3 Bxb3 11. axb3 Rd8 12. d5 Nb4 13. Rxa7 Ng4 14. Qd2 Rb8 15. Ra4 c5 16. Ne2 h6 17. Ng3 Qd8 18. Nf5 b5 19. Raa1 c4 20. Qxb4 Qb6 1-0

