[Event "Merida op"]
[Site "Merida"]
[Date "1997.??.??"]
[Round "5"]
[White "Balam Maldonado, Ethel"]
[Black "Buenfil, Ivan"]
[Result "1-0"]
[ECO "C41"]
[PlyCount "47"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. Be2 exd4 5. Nxd4 Bxe2 6. Qxe2 Nd7 7. Nc3 c5 8. Nf3 Be7 9. 0-0 Ngf6 10. Bf4 h6 11. Rad1 Qb6 12. b3 0-0 13. e5 dxe5 14. Nxe5 Nxe5 15. Bxe5 Rae8 16. Qd3 Rd8 17. Qb5 Rxd1 18. Rxd1 Qxb5 19. Nxb5 Ng4 20. Bb2 a6 21. Nc7 Rc8 22. Nd5 Bg5 23. h3 Nf6 24. Ne7+ 1-0

[Event "Merida op"]
[Site "Merida"]
[Date "1997.??.??"]
[Round "2"]
[White "Buenfil, Ivan"]
[Black "Aguilar, Ariel"]
[Result "1-0"]
[ECO "A13"]
[PlyCount "55"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 e6 2. c4 Nc6 3. d4 f6 4. c5 e5 5. e3 Nge7 6. a3 g6 7. dxe5 fxe5 8. Nc3 Nf5 9. e4 Nfd4 10. b4 a6 11. Bg5 Be7 12. Bxe7 Qxe7 13. Nd5 Qf7 14. Nxc7+ Kd8 15. Nxa8 Nb3 16. Rb1 Ncd4 17. Nb6 a5 18. Bc4 Qe7 19. Bxb3 d6 20. Nxd4 exd4 21. Qxd4 Qe8 22. Qxd6+ Bd7 23. Bd5 Rf8 24. 0-0 g5 25. Nxd7 Qxd7 26. Qxf8+ Kc7 27. bxa5 Qa4 28. Rxb7# 1-0

[Event "Merida Universiada"]
[Site "Merida"]
[Date "1997.??.??"]
[Round "?"]
[White "Buenfil, Ivan"]
[Black "Canche, Marcos"]
[Result "0-1"]
[ECO "B80"]
[PlyCount "92"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bb5+ Bd7 7. 0-0 a6 8. Ba4 Be7 9. Re1 0-0 10. a3 Nc6 11. Nxc6 bxc6 12. e5 Nd5 13. Nxd5 cxd5 14. Bxd7 Qxd7 15. Bf4 dxe5 16. Bxe5 f6 17. Bg3 e5 18. Re4 Rad8 19. Re2 Bc5 20. h3 d4 21. Qd3 Qb5 22. Qxb5 axb5 23. b4 Bb6 24. Kh2 Rfe8 25. a4 Ra8 26. a5 Ra6 27. Ree1 Ba7 28. f3 Kf7 29. Re2 Bb8 30. Kh1 Bd6 31. Rb1 Rc8 32. Be1 g5 33. g4 Ke7 34. h4 h6 35. hxg5 hxg5 36. Rh2 Ke6 37. Rc1 e4 38. Re2 e3 39. Bd2 Bf4 40. Be1 d3 41. Rg2 d2 42. Bxd2 exd2 43. Re2+ Kf7 44. Rb1 Rxc2 45. Rg2 Ra8 46. Rgg1 Rh8+ 0-1

[Event "Merida Universiada"]
[Site "Merida"]
[Date "1997.??.??"]
[Round "?"]
[White "Buenfil, Ivan"]
[Black "Pacheco, Carlos"]
[Result "1-0"]
[ECO "E90"]
[PlyCount "55"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. Nf3 d6 2. c4 Nf6 3. Nc3 g6 4. e4 Bg7 5. d4 0-0 6. Be3 e6 7. Be2 c5 8. dxc5 dxc5 9. Bxc5 Qxd1+ 10. Rxd1 Re8 11. e5 Nfd7 12. Bd6 Nc6 13. Nb5 Ndxe5 14. Nc7 Nxf3+ 15. Bxf3 Bd7 16. Nxa8 Rxa8 17. 0-0 Bxb2 18. Rb1 Bd4 19. Rxb7 Na5 20. Rxd7 Nxc4 21. Bxa8 Bf6 22. Rc1 Nb6 23. Rxa7 Nd5 24. Bxd5 exd5 25. Rcc7 d4 26. a3 d3 27. Bb4 Kg7 28. Rxf7+ 1-0

[Event "Merida op"]
[Site "Merida"]
[Date "1997.??.??"]
[Round "4"]
[White "Buenfil, Ivan"]
[Black "Santos, Jesus"]
[Result "0-1"]
[ECO "A34"]
[PlyCount "90"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. a3 e6 4. e4 Nf6 5. Nc3 Be7 6. Be2 0-0 7. d3 h6 8. Be3 b6 9. Qd2 Na5 10. Bxh6 gxh6 11. Qxh6 Nh7 12. 0-0 Bf6 13. e5 Bg7 14. Qf4 f6 15. Qg3 a6 16. Ne4 Bb7 17. exf6 Nxf6 18. Nxf6+ Qxf6 19. b4 Bxf3 20. Bxf3 Nb3 21. Bxa8 Nxa1 22. Be4 cxb4 23. axb4 a5 24. bxa5 bxa5 25. Qd6 Qd8 26. f3 a4 27. Qg3 Qb6+ 28. Kh1 a3 29. Rxa1 Qb2 30. Re1 a2 31. h3 a1Q 32. Rxa1 Qxa1+ 33. Kh2 Qe5 34. Qxe5 Bxe5+ 35. Kh1 Bg3 36. Kg1 Rb8 37. Kf1 Rb2 38. c5 Kg7 39. c6 dxc6 40. Bxc6 Kf6 41. d4 Rd2 42. d5 exd5 43. Bxd5 Ke5 44. Bc4 Kd4 45. Bf7 Ke3 0-1

[Event "Merida op"]
[Site "Merida"]
[Date "1997.??.??"]
[Round "3"]
[White "Castillo, Marcos"]
[Black "Buenfil, Ivan"]
[Result "1-0"]
[ECO "C34"]
[PlyCount "59"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Bc4 exf4 5. d4 Qe7 6. Nc3 Na5 7. Bd3 f5 8. 0-0 Qf7 9. Re1 Be7 10. Bxf4 fxe4 11. Rxe4 Bf5 12. Ng5 Qg6 13. Re3 Bxd3 14. cxd3 0-0-0 15. Qd2 Bxg5 16. Rg3 Bxf4 17. Qxf4 Qf6 18. Qg4+ Kb8 19. Rf1 Qe7 20. Nd5 Qd7 21. Qxd7 Nf6 22. Qxg7 Nxd5 23. Rf5 c6 24. a3 Nb3 25. Rf7 Nxd4 26. Rxb7+ Kc8 27. Rxa7 Ne2+ 28. Kf1 Nxg3+ 29. hxg3 Rdf8+ 30. Kg1 1-0

[Event "Merida Universiada"]
[Site "Merida"]
[Date "1997.??.??"]
[Round "?"]
[White "Manrique, Fidel"]
[Black "Buenfil, Ivan"]
[Result "1/2-1/2"]
[ECO "C40"]
[PlyCount "120"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 Qe7 4. d4 Be6 5. Be2 Nf6 6. Nc3 Nbd7 7. Be3 Nb6 8. b3 exd4 9. Nxd4 d5 10. Bb5+ Bd7 11. Bxd7+ Qxd7 12. Qd3 dxe4 13. Nxe4 Nfd5 14. Bd2 0-0-0 15. 0-0 Nb4 16. Bxb4 Bxb4 17. c3 Be7 18. a4 c5 19. a5 Na8 20. Qc4 Nc7 21. Nxc5 Bxc5 22. Qxc5 Rhe8 23. Rfd1 Kb8 24. c4 Ne6 25. Qe5+ Kc8 26. Qf5 Nxd4 27. Qxd7+ Rxd7 28. b4 Nc2 29. Rab1 Rxd1+ 30. Rxd1 Nxb4 31. f4 Re4 32. g3 Rxc4 33. Re1 Nc6 34. Re8+ Kc7 35. Rh8 h6 36. Rh7 b5 37. axb6+ Kxb6 38. Rxg7 Nd8 39. f5 Rc6 40. g4 a5 41. h3 Rc4 42. Rh7 Rc6 43. Rh8 Kc7 44. Re8 Ra6 45. Kg2 Kd7 46. Rh8 a4 47. h4 a3 48. g5 hxg5 49. hxg5 a2 50. Rh1 Nc6 51. Rd1+ Ke8 52. Kg3 Ra4 53. Re1+ Kd7 54. Rd1+ Rd4 55. Ra1 Nb4 56. g6 fxg6 57. fxg6 Ke7 58. Rf1 Rd8 59. Rf7+ Ke8 60. Rf3 Rd7 1/2-1/2

[Event "Merida Universiada"]
[Site "Merida"]
[Date "1997.??.??"]
[Round "?"]
[White "Ortiz, Rafael"]
[Black "Buenfil, Ivan"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "75"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 e5 4. Bb5 Qc7 5. Bxc6 bxc6 6. d4 cxd4 7. cxd4 exd4 8. Qxd4 c5 9. Qd1 d6 10. Nc3 Be6 11. Nd5 Bxd5 12. Qxd5 Rc8 13. 0-0 Nf6 14. Qf5 Be7 15. e5 g6 16. Qf4 Nh5 17. Qa4+ Qd7 18. Qxd7+ Kxd7 19. exd6 Bxd6 20. g4 Nf4 21. Bxf4 Bxf4 22. Rfe1 Rhe8 23. Red1+ Ke7 24. Rd5 Kf8 25. Re1 Rxe1+ 26. Nxe1 Re8 27. Nd3 g5 28. Nxf4 gxf4 29. Rxc5 Re2 30. Rh5 f3 31. h3 Re1+ 32. Kh2 Rf1 33. Kg3 Rh1 34. Rf5 Rd1 35. Rxf3 Rd4 36. Ra3 Rd7 37. Ra6 f6 38. Rxf6+ 1-0

[Event "Merida Universiada"]
[Site "Merida"]
[Date "1997.??.??"]
[Round "?"]
[White "Quinonez Centeno, Carlos David"]
[Black "Buenfil, Ivan"]
[Result "1/2-1/2"]
[ECO "C42"]
[PlyCount "147"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 Nf6 4. Nc3 Bd7 5. d3 Nc6 6. Be3 Na5 7. Bb3 Nxb3 8. axb3 Ng4 9. Qd2 Nxe3 10. Qxe3 a6 11. 0-0 Be7 12. Nd5 b6 13. b4 0-0 14. Nxe7+ Qxe7 15. Ra3 f6 16. Rfa1 d5 17. c3 dxe4 18. Qxe4 c6 19. Qc4+ Qf7 20. Qxf7+ Kxf7 21. Rxa6 Rxa6 22. Rxa6 b5 23. g3 Ke6 24. d4 e4 25. Nd2 Kd5 26. Ra1 f5 27. Re1 g6 28. f3 exf3 29. Nxf3 Re8 30. Rxe8 Bxe8 31. Ne5 Ke4 32. Kf2 g5 33. Ke2 g4 34. Nd3 Bf7 35. Nf2+ Kd5 36. Ke3 Kc4 37. Kf4 Bg6 38. Ke5 Kb3 39. Kd6 Be8 40. Ke7 Bg6 41. Kd7 Kxb2 42. Kxc6 Be8+ 43. Kc5 Kxc3 44. Nd1+ Kd3 45. d5 Ke4 46. Nc3+ Kf3 47. Nxb5 Kg2 48. Nc7 Ba4 49. Nb5 Bb3 50. Nc7 f4 51. d6 Ba4 52. b5 f3 53. d7 f2 54. d8Q f1Q 55. Qd2+ Kh3 56. b6 Qf8+ 57. Qd6 Qf2+ 58. Qd4 Qxh2 59. b7 Qc2+ 60. Kb6 Qc6+ 61. Ka7 Qxc7 62. Qxa4 Kxg3 63. Qb3+ Kh4 64. Qb6 Qg7 65. Ka8 Qa1+ 66. Qa7 Qh1 67. Qb6 h5 68. Qd8+ Kg3 69. Kb8 Kf2 70. Kc8 Qc6+ 71. Qc7 Qe8+ 72. Qd8 Qe6+ 73. Qd7 Qc4+ 74. Qc7 1/2-1/2

[Event "Merida op"]
[Site "Merida"]
[Date "1997.??.??"]
[Round "1"]
[White "Rodriguez, Raul"]
[Black "Buenfil, Ivan"]
[Result "1-0"]
[ECO "C42"]
[PlyCount "63"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 h6 4. Nc3 Nf6 5. b3 Nc6 6. Bb2 Bd7 7. d4 exd4 8. Nxd4 Ne5 9. Qe2 c6 10. f4 Nxc4 11. Qxc4 Be7 12. 0-0-0 Qc7 13. Rhe1 0-0 14. e5 Ng4 15. e6 fxe6 16. Nxe6 Bxe6 17. Qxe6+ Rf7 18. Qxg4 Raf8 19. g3 d5 20. Ne2 Qa5 21. Nd4 Qxa2 22. Ne6 Ba3 23. Bxa3 Qxa3+ 24. Kd2 Qa5+ 25. Ke2 Re8 26. Kf1 Qa6+ 27. Kg2 Ree7 28. Nd8 Rxe1 29. Rxe1 Rf6 30. Re7 g6 31. Re8+ Rf8 32. Qe6+ 1-0

[Event "Merida op1"]
[Site "Merida"]
[Date "1996.??.??"]
[Round "5"]
[White "Buenfil, Ivan"]
[Black "Ancheyta, Miguel"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "67"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 d5 3. Nc3 Nf6 4. e3 Bg7 5. Be2 c6 6. b3 Bf5 7. Nh4 Qd7 8. Nxf5 Qxf5 9. Bd3 Qg5 10. g3 Qh6 11. e4 Qh3 12. Bf1 Qe6 13. e5 Na6 14. Bxa6 bxa6 15. Qe2 Nd7 16. Qxa6 f6 17. 0-0 fxe5 18. Ne2 0-0 19. c3 Qh3 20. Ba3 Nf6 21. f3 Qe6 22. Rae1 Bh6 23. dxe5 Be3+ 24. Kg2 Qxe5 25. Nd4 h5 26. Qxc6 Rac8 27. Qe6+ Qxe6 28. Nxe6 Rxc3 29. Nxf8 Kxf8 30. Re2 d4 31. Rd1 Nd5 32. Bb2 d3 33. Rxe3 Nxe3+ 34. Kg1 0-1

[Event "Merida op2"]
[Site "Merida"]
[Date "1996.??.??"]
[Round "?"]
[White "Buenfil, Ivan"]
[Black "Esma, Tuffic"]
[Result "0-1"]
[ECO "B95"]
[PlyCount "54"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 c5 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. Bg5 Be7 8. Nf3 Nbd7 9. 0-0 Qc7 10. a4 0-0 11. Qd2 b6 12. b4 Bb7 13. Bd3 Rac8 14. Ne2 Rfd8 15. c3 Ne5 16. Nxe5 dxe5 17. Bxf6 Bxf6 18. Qe3 Qe7 19. Bb1 Bg5 20. Qg3 Rd2 21. Re1 Rcd8 22. Ba2 Qf6 23. f3 Bh4 24. Qg4 Bxe1 25. Bc4 Rd1 26. Rxd1 Rxd1 27. h3 Bg3# 0-1

[Event "Merida op1"]
[Site "Merida"]
[Date "1996.??.??"]
[Round "1"]
[White "Buenfil, Ivan"]
[Black "Tejero, Lucio"]
[Result "0-1"]
[ECO "C02"]
[PlyCount "80"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. Nxc6 bxc6 8. Bd3 Qb8 9. Qe2 Bc5 10. b3 Ne7 11. 0-0 Bd4 12. c3 Bxe5 13. f4 Bd6 14. Qf3 Qc7 15. Bb2 0-0-0 16. c4 dxc4 17. Bxc4 Nf5 18. g3 h5 19. Nd2 Bc5+ 20. Kh1 h4 21. Be5 Qb6 22. Ne4 hxg3 23. Nxg3 Rxh2+ 24. Kxh2 Rh8+ 25. Nh5 f6 26. Bxf6 gxf6 27. Rh1 Qa5 28. Kg2 Ne3+ 29. Kg3 Rg8+ 30. Kh4 Rg4+ 31. Kh3 e5 32. Nxf6 Rxf4+ 33. Kg3 Rxf3+ 34. Kxf3 Nxc4 35. Nxd7 Nd2+ 36. Kg4 Kxd7 37. Rh7+ Kd6 38. Rah1 Ne4 39. R1h6+ Kd5 40. Rh1 Nf2+ 0-1

[Event "Merida op2"]
[Site "Merida"]
[Date "1996.??.??"]
[Round "?"]
[White "Buenfil, Ivan"]
[Black "Vazquez, Jorge"]
[Result "1-0"]
[ECO "C60"]
[PlyCount "73"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Na5 4. Nxe5 c6 5. Bc4 Nxc4 6. Nxc4 b5 7. Ne5 Nh6 8. d4 d6 9. Nxc6 Qc7 10. Bxh6 gxh6 11. d5 Bg7 12. c3 0-0 13. 0-0 Bb7 14. Nd4 a6 15. Nf5 Bc8 16. Qg4 f6 17. Qxg7+ Qxg7 18. Nxg7 Kxg7 19. Nd2 Kh8 20. f4 Rg8 21. f5 Ra7 22. Rf2 Rag7 23. Nf3 a5 24. Nd4 b4 25. cxb4 axb4 26. Nc6 Re8 27. Re1 Bb7 28. Nxb4 h5 29. a4 h4 30. Nd3 h3 31. g3 Reg8 32. Nf4 Rxg3+ 33. hxg3 Rxg3+ 34. Kh2 Rg7 35. Kxh3 h6 36. Rg2 Re7 37. Ng6+ 1-0

[Event "Merida op1"]
[Site "Merida"]
[Date "1996.??.??"]
[Round "2"]
[White "Camara, W."]
[Black "Buenfil, Ivan"]
[Result "0-1"]
[ECO "C20"]
[PlyCount "58"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. d3 c5 3. Nc3 d6 4. Nf3 Nf6 5. Bg5 Be7 6. Nh4 Nc6 7. Qd2 Be6 8. Nf5 Bxf5 9. exf5 Qd7 10. g4 Nxg4 11. Bg2 Nf6 12. 0-0 Qxf5 13. Qe3 0-0 14. Bh3 Qg6 15. Bg2 Nh5 16. Ne4 Bxg5 17. Nxg5 Nf4 18. Qg3 Ne2+ 19. Kh1 Nxg3+ 20. Kg1 Nxf1 21. Rxf1 Qxg5 22. h3 Nd4 23. Re1 Nxc2 24. Re2 Nb4 25. Kf1 Nxa2 26. b3 Nc1 27. Re1 Qd2 28. Rxc1 Qxc1+ 29. Ke2 Qb2+ 0-1

[Event "Merida op2"]
[Site "Merida"]
[Date "1996.??.??"]
[Round "?"]
[White "Lopez, Ricardo"]
[Black "Buenfil, Ivan"]
[Result "1-0"]
[ECO "D20"]
[WhiteElo "2210"]
[PlyCount "43"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 b5 4. a4 c6 5. axb5 cxb5 6. Qf3 Qc7 7. Qxa8 Nc6 8. Bd2 e6 9. Nc3 Nge7 10. Nxb5 Qd7 11. Nxa7 Nxa7 12. Qxa7 Qb5 13. Qa4 Bd7 14. Qxb5 Bxb5 15. Ra5 Bd7 16. Bxc4 Nc6 17. Ra8+ Ke7 18. Nf3 h6 19. Ne5 Nxe5 20. dxe5 Bc6 21. Bb4+ Kd7 22. Rxf8 1-0

[Event "Merida op2"]
[Site "Merida"]
[Date "1996.??.??"]
[Round "?"]
[White "Romero, Ricardo"]
[Black "Buenfil, Ivan"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2265"]
[PlyCount "43"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 Be7 4. dxe5 dxe5 5. Qxd8+ Bxd8 6. Nxe5 c6 7. Bc4 Be6 8. Bxe6 fxe6 9. Nc3 Bf6 10. Bf4 Na6 11. 0-0-0 Ne7 12. Rd6 Nc5 13. b4 Nc8 14. bxc5 Nxd6 15. cxd6 0-0 16. Ne2 Rad8 17. Nd3 Rfe8 18. e5 g5 19. Be3 Bg7 20. Bxg5 Rd7 21. Nc5 Rf7 22. d7 1-0

[Event "Yucatan-ch op"]
[Site "Merida"]
[Date "1994.??.??"]
[Round "?"]
[White "Buenfil, Ivan"]
[Black "Alayola Montanez, Jose Enrique"]
[Result "0-1"]
[ECO "D90"]
[BlackElo "2215"]
[PlyCount "60"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "MEX"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 d5 5. c5 0-0 6. e3 b6 7. cxb6 axb6 8. Bd3 c5 9. dxc5 bxc5 10. 0-0 Nc6 11. e4 d4 12. Nb5 Nb4 13. Bf4 Ba6 14. a3 Nxd3 15. Qxd3 Nxe4 16. Qxe4 Bxb5 17. Rfe1 Re8 18. Qc2 Qd5 19. a4 d3 20. Qd2 Rxa4 21. Rxa4 Bxa4 22. Ra1 Bc6 23. Ra3 c4 24. Ra5 Qe4 25. Rg5 Ra8 26. h3 Ra1+ 27. Kh2 Qe2 28. Qb4 Bxf3 29. gxf3 Qxf3 30. Qxc4 Rh1# 0-1

[Event "Yucatan-ch op"]
[Site "Merida"]
[Date "1994.??.??"]
[Round "?"]
[White "Romero, Ricardo"]
[Black "Buenfil, Ivan"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2265"]
[PlyCount "77"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "MEX"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 c5 6. Qa4 Ne7 7. Be3 Nc6 8. Nd2 Qa5 9. Qxa5 Nxa5 10. 0-0-0 Be7 11. f4 0-0 12. g4 d6 13. f5 Nc6 14. Nf3 b6 15. h4 a5 16. Bc4 Ba6 17. Bd5 Rac8 18. c4 Nb4 19. Rh3 Nxa2+ 20. Kb1 Nb4 21. Rg1 Nxd5 22. cxd5 Bd3+ 23. Kc1 Bxe4 24. g5 Bxf5 25. Rhg3 g6 26. Nd2 b5 27. Re1 c4 28. Bf4 Rfe8 29. Rge3 Kf8 30. Nf3 b4 31. Nd4 Bd7 32. Rxe7 Rxe7 33. Bxd6 Rce8 34. Nc6 Bxc6 35. dxc6 c3 36. c7 cxb2+ 37. Kxb2 h6 38. gxh6 f5 39. Rxe7 1-0

[Event "Merida Revolucion op"]
[Site "Merida"]
[Date "1993.??.??"]
[Round "2"]
[White "Buenfil, Ivan"]
[Black "Chable, Roberto"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1800"]
[BlackElo "1625"]
[PlyCount "120"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. Bb5 Bg4 5. h3 Bh5 6. 0-0 Nf6 7. d3 a6 8. Bxc6+ bxc6 9. Be3 Rb8 10. b3 e6 11. a4 d5 12. Bg5 Be7 13. exd5 cxd5 14. Re1 c4 15. dxc4 Bb4 16. Qd3 Bxf3 17. Qxf3 d4 18. Qc6+ Qd7 19. Qxd7+ Kxd7 20. Bxf6 gxf6 21. Ne2 Bxe1 22. Rxe1 e5 23. Rd1 Rhg8 24. Nc3 Rg6 25. Ne4 Rbg8 26. g3 f5 27. Nc5+ Ke7 28. Kh2 f4 29. g4 f5 30. f3 fxg4 31. fxg4 h5 32. Nd3 Rg5 33. Re1 Kd6 34. Nf2 hxg4 35. Ne4+ Ke6 36. Nxg5+ Rxg5 37. hxg4 Rxg4 38. Kh3 Rg3+ 39. Kh2 Rf3 40. Re2 Rc3 41. Kg1 Kf5 42. Rh2 Ke4 43. Kf1 d3 44. cxd3+ Kxd3 45. Rh3+ Kd4 46. Rxc3 Kxc3 47. c5 e4 48. c6 e3 49. c7 Kd2 50. c8Q e2+ 51. Kg2 e1Q 52. Qd7+ Kc2 53. Qc6+ Qc3 54. Qe4+ Qd3 55. Qxd3+ Kxd3 56. b4 Ke2 57. b5 f3+ 58. Kg3 f2 59. bxa6 f1Q 60. a5 Qf8 0-1

[Event "Merida Revolucion op"]
[Site "Merida"]
[Date "1993.??.??"]
[Round "5"]
[White "Buenfil, Ivan"]
[Black "Mena Briceno, Daniel A"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "1800"]
[BlackElo "2160"]
[PlyCount "100"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. c4 Nc6 3. d3 e6 4. Nf3 Nf6 5. Nc3 d5 6. exd5 exd5 7. Qe2+ Be7 8. cxd5 Nxd5 9. Nxd5 Qxd5 10. Be3 0-0 11. Qc2 Bf5 12. Be2 Nb4 13. Qc4 Nxd3+ 14. Bxd3 Qxd3 15. Qxd3 Bxd3 16. Ne5 Bb5 17. Rd1 Rfd8 18. Rxd8+ Rxd8 19. f4 f6 20. Nf3 Kf7 21. Kf2 Rd5 22. b3 b6 23. a4 Ba6 24. Ra1 Rd3 25. Rb1 Rc3 26. Bd2 Rc2 27. Kg3 Bb7 28. Be1 Be4 29. Ra1 Rb2 30. Nd2 Bc2 31. a5 b5 32. h4 h5 33. Kf3 Bxb3 34. Nxb3 Rxb3+ 35. Ke4 g6 36. Kd5 Rd3+ 37. Kc6 a6 38. Kb7 Rd6 39. Bg3 f5 40. Ra2 Bf6 41. Bf2 Bd4 42. Kc7 Rd5 43. Kc6 Rd8 44. Re2 Bxf2 45. Rxf2 c4 46. Rf3 Rd3 47. Rf2 c3 48. Rc2 b4 49. Kc5 b3 50. Re2 c2 0-1

[Event "Merida Revolucion op"]
[Site "Merida"]
[Date "1993.??.??"]
[Round "3"]
[White "Buenfil, Ivan"]
[Black "Munoz, William"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "1800"]
[PlyCount "109"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. e3 g6 4. d4 cxd4 5. exd4 Nf6 6. d5 Ne5 7. Bf4 d6 8. h3 Bg7 9. Bxe5 dxe5 10. Nf3 e4 11. Nd2 Qb6 12. Qe2 e3 13. Nf3 exf2+ 14. Qxf2 Qxf2+ 15. Kxf2 0-0 16. Bd3 Rd8 17. Rad1 e6 18. Rhe1 exd5 19. Na4 Be6 20. Nc5 Bc8 21. Bb1 b6 22. Nb3 Bb7 23. Re7 Ne4+ 24. Kg1 dxc4 25. Rxd8+ Rxd8 26. Bxe4 cxb3 27. axb3 Bxe4 28. Rxe4 Bxb2 29. g4 Rd3 30. Kg2 Rxb3 31. Nd2 Ra3 32. Nc4 Ra2 33. Re2 a5 34. Rxb2 Rxb2+ 35. Nxb2 b5 36. Kf2 a4 37. Nd3 a3 38. Nb4 Kg7 39. Ke3 f5 40. gxf5 g5 41. Kf3 h5 42. Na2 Kf6 43. Ke4 h4 44. Nb4 Ke7 45. Kf3 Kd6 46. Kg4 Kc5 47. Na2 b4 48. f6 b3 49. f7 b2 50. f8Q+ Kc4 51. Qf7+ Kd4 52. Qf5 Kc4 53. Kxg5 Kb3 54. Qb1 Kc4 55. Kxh4 1-0

[Event "Merida Revolucion op"]
[Site "Merida"]
[Date "1993.??.??"]
[Round "4"]
[White "Casanova, Juan"]
[Black "Buenfil, Ivan"]
[Result "0-1"]
[ECO "C02"]
[BlackElo "1800"]
[PlyCount "24"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. Bb5 Qa5+ 6. Nc3 Bd7 7. Bxc6 Bxc6 8. a3 cxd4 9. Qxd4 Bc5 10. b4 Bxd4 11. bxa5 Bxc3+ 12. Kd1 Bxa1 0-1

[Event "Merida Revolucion op"]
[Site "Merida"]
[Date "1993.??.??"]
[Round "1"]
[White "Tejero, Lucio"]
[Black "Buenfil, Ivan"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2180"]
[BlackElo "1800"]
[PlyCount "47"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 e6 4. Nf3 c5 5. c3 Nc6 6. c4 Nb6 7. d5 exd5 8. cxd5 Nb8 9. Nc3 a5 10. a3 Na6 11. d6 h6 12. Be3 g6 13. Bxa6 bxa6 14. Bxc5 Bb7 15. Qd4 Nc8 16. e6 Rh7 17. exf7+ Kxf7 18. Qc4+ Ke8 19. 0-0-0 Qf6 20. Rhe1+ Kd8 21. Qa4 Nxd6 22. Qxa5+ Kc8 23. Bxd6 Qf7 24. Qc7# 1-0

