[Event "Antioquia-ch"]
[Site "Medellin"]
[Date "2000.02.29"]
[Round "7"]
[White "Mesa, Francisco Alonso Jr"]
[Black "Sanchez, William"]
[Result "1-0"]
[ECO "C92"]
[PlyCount "53"]
[EventDate "2000.02.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 d6 8. h3 Bb7 9. c3 0-0 10. d4 Re8 11. Nbd2 Bf8 12. d5 Nb8 13. Nf1 h6 14. Ng3 c6 15. Nh2 Nbd7 16. Be3 cxd5 17. Bxd5 Nxd5 18. exd5 Nf6 19. Ng4 Nxd5 20. Nf5 Nxe3 21. Rxe3 Qd7 22. Rg3 Kh8 23. Nfxh6 f5 24. Nf6 gxf6 25. Qh5 Bxh6 26. Qxh6+ Qh7 27. Qxf6+ 1-0

[Event "Antioquia-ch"]
[Site "Medellin"]
[Date "2000.02.25"]
[Round "6"]
[White "Sanchez, William"]
[Black "Gomez, Luis Fernando"]
[Result "1-0"]
[ECO "D60"]
[PlyCount "135"]
[EventDate "2000.02.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. Nc3 c6 6. e3 Nbd7 7. Bd3 0-0 8. 0-0 dxc4 9. Bxc4 b5 10. Bd3 Bb7 11. Qc2 Rc8 12. Bxf6 Nxf6 13. Ne4 Nxe4 14. Bxe4 h6 15. Ne5 Qc7 16. Rac1 c5 17. f4 c4 18. f5 Bg5 19. Rce1 Bd5 20. Rf3 Qb7 21. Bxd5 Qxd5 22. Ref1 Bf6 23. Ng4 Bg5 24. f6 g6 25. Ne5 Kh7 26. Rg3 Qd8 27. Rxg5 hxg5 28. Rf3 g4 29. Nxg4 Rh8 30. Ne5 Rc7 31. Qe4 Qe8 32. Qf4 Kg8 33. Nxg6 fxg6 34. Qxc7 Rh7 35. Qe5 Kf7 36. Rf4 Qd7 37. g4 a5 38. e4 Rh8 39. d5 exd5 40. exd5 Re8 41. Qd4 Rd8 42. Re4 Qxd5 43. Re7+ Kf8 44. Qxd5 Rxd5 45. Kf2 b4 46. Ke3 c3 47. bxc3 bxc3 48. Rc7 c2 49. Rxc2 Kf7 50. Rf2 Rd6 51. g5 Rd5 52. h4 Rb5 53. Rd2 Rb7 54. Ke4 Ke6 55. Rd4 Rc7 56. Ra4 Ra7 57. Kf4 Ra8 58. Kg4 Kf7 59. h5 gxh5+ 60. Kxh5 Rh8+ 61. Kg4 Ra8 62. Kf5 Ra6 63. Rc4 Rb6 64. Rc7+ Kf8 65. Kg6 Rb8 66. Ra7 Rc8 67. Rxa5 Rb8 68. a4 1-0

[Event "Antioquia-ch"]
[Site "Medellin"]
[Date "2000.02.23"]
[Round "5"]
[White "Sanchez, William"]
[Black "Velez, Juliana"]
[Result "1-0"]
[ECO "D38"]
[PlyCount "159"]
[EventDate "2000.02.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Bg5 Nbd7 6. cxd5 exd5 7. Nf3 h6 8. Bf4 b6 9. e3 0-0 10. a3 Bxc3+ 11. bxc3 c5 12. c4 Ba6 13. Qa4 Bxc4 14. Bxc4 cxd4 15. Bb5 dxe3 16. Bxe3 Nc5 17. Bxc5 bxc5 18. 0-0 Ne4 19. Rac1 Qb6 20. Bd3 Rfe8 21. Rfe1 f5 22. Nd2 c4 23. Bxe4 fxe4 24. Rb1 Qd4 25. Nf1 Rf8 26. Ne3 Rad8 27. Red1 Qf6 28. Rf1 c3 29. Qb3 Qe5 30. Rbd1 Rb8 31. Qxd5+ Qxd5 32. Rxd5 Rb2 33. Rc5 Rb3 34. a4 Rd8 35. Rc1 Rd4 36. a5 Ra4 37. h3 Ra2 38. R1xc3 Rxc3 39. Rxc3 Rxa5 40. Rc4 Ra1+ 41. Kh2 Ra2 42. Kg3 a5 43. Rxe4 Kf7 44. Nd1 Ra1 45. Nc3 Ra3 46. Re3 Ra1 47. Kf4 a4 48. Nb5 Rc1 49. Kf3 Rb1 50. Nc3 Ra1 51. Re2 Ra3 52. Rc2 Ke6 53. Ke4 Ra1 54. Ra2 Rf1 55. Nxa4 Re1+ 56. Kf3 Kf5 57. Re2 Ra1 58. Nc5 Ra5 59. Nb7 Rd5 60. g4+ Kg5 61. Kg3 Kf6 62. h4 g6 63. Kf4 Rd1 64. Nc5 Rh1 65. g5+ hxg5+ 66. hxg5+ Kf7 67. Ke4 Rg1 68. f4 Rg4 69. Ke5 Ke7 70. Rd2 Rg1 71. Rd7+ Kf8 72. Ne6+ Ke8 73. Rd8+ Ke7 74. Rd4 Re1+ 75. Re4 Rxe4+ 76. Kxe4 Kxe6 77. Kf3 Kf5 78. Ke3 Kg4 79. Ke4 Kh5 80. Ke5 1-0

[Event "Antioquia-ch"]
[Site "Medellin"]
[Date "2000.02.18"]
[Round "3"]
[White "Fernandez, Victor"]
[Black "Sanchez, William"]
[Result "0-1"]
[ECO "C65"]
[PlyCount "42"]
[EventDate "2000.02.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nf6 5. 0-0 Nxe4 6. Re1 Bxf2+ 7. Kh1 Bxe1 8. Qxe1 Nd6 9. Bxc6 dxc6 10. Qxe5+ Be6 11. Qxg7 Kd7 12. d4 Qg8 13. Qf6 Re8 14. Bh6 Bg4 15. Ne5+ Kc8 16. Bg7 Re6 17. Qg5 h5 18. Nd2 Rh7 19. Bf6 Qxg5 20. Bxg5 f6 21. Nxg4 fxg5 0-1

[Event "Antioquia-ch"]
[Site "Medellin"]
[Date "2000.02.16"]
[Round "2"]
[White "Sanchez, William"]
[Black "Valencia Obando, Laureano"]
[Result "1-0"]
[ECO "D53"]
[PlyCount "57"]
[EventDate "2000.02.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Bg5 e6 4. Nf3 Be7 5. Nc3 Ne4 6. Bxe7 Qxe7 7. Nxe4 dxe4 8. Nd2 e3 9. fxe3 Qh4+ 10. g3 Qg5 11. Qb3 0-0 12. Bg2 c6 13. 0-0 Nd7 14. Ne4 Qe7 15. c5 b6 16. Rac1 Rb8 17. Qa4 bxc5 18. Qxa7 Rb7 19. Qa3 f5 20. Nxc5 Nxc5 21. Rxc5 Ra7 22. Qc3 Rxa2 23. Rxc6 Qb7 24. Rc1 Qb5 25. Rxc8 Qxe2 26. Rxf8+ Kxf8 27. Qc8+ Kf7 28. Rc7+ Kg6 29. Qxe6+ 1-0

[Event "Antioquia-ch"]
[Site "Medellin"]
[Date "2000.02.14"]
[Round "1"]
[White "Restrepo, Esneider"]
[Black "Sanchez, William"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "44"]
[EventDate "2000.02.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. c3 d6 5. d4 exd4 6. cxd4 Bg4 7. Bb5 a6 8. Ba4 b5 9. Bb3 Bf6 10. Qc2 Nxd4 11. Nxd4 Bxd4 12. Qc6+ Bd7 13. Qd5 Bxf2+ 14. Kxf2 Be6 15. Qd4 Qf6+ 16. Qxf6 Nxf6 17. Bxe6 fxe6 18. Nc3 Rf8 19. Ke2 b4 20. e5 Ng4 21. Ne4 Nxe5 22. Ng5 Ke7 0-1

