[Event "Ardid Memorial op 10th"]
[Site "Zaragoza"]
[Date "1998.??.??"]
[Round "4"]
[White "Salgado Gonzalez, Julio"]
[Black "Martinez Sisamon, Miguel Angel"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "2080"]
[PlyCount "67"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. Nbd2 c5 4. e3 Nc6 5. b3 Bg4 6. Bb2 e6 7. a3 Qb6 8. c4 cxd4 9. exd4 Bxf3 10. Nxf3 dxc4 11. Bxc4 Qa5+ 12. Qd2 Qxd2+ 13. Kxd2 Ne4+ 14. Ke3 Nd6 15. Bd3 Na5 16. Nd2 Rc8 17. Rac1 Rxc1 18. Rxc1 Kd7 19. b4 Nc6 20. Nb3 b6 21. Nd2 Be7 22. Nc4 f6 23. Be2 Nf5+ 24. Kd3 Rd8 25. Ne3 Nd6 26. Bf3 Rc8 27. Kd2 Bf8 28. d5 exd5 29. Bg4+ f5 30. Nxf5 Ne4+ 31. Ke1 Kd8 32. Nd4 Ne7 33. Bxc8 Nxc8 34. Ne6+ 1-0

[Event "Ibercaja op"]
[Site "Zaragoza"]
[Date "1997.??.??"]
[Round "6"]
[White "Martinez Sisamon, Miguel Angel"]
[Black "Andres Terrado, Miguel Angel"]
[Result "0-1"]
[ECO "B76"]
[PlyCount "88"]
[EventDate "1997.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 0-0 8. Qd2 Nc6 9. 0-0-0 Nxd4 10. Bxd4 Be6 11. g4 b5 12. g5 Nh5 13. Bxg7 Kxg7 14. Bxb5 a6 15. Qd4+ Kg8 16. Bc4 Qa5 17. Bxe6 Qxg5+ 18. Qd2 Qxd2+ 19. Rxd2 fxe6 20. Rf1 Rf7 21. Ne2 Kg7 22. Rd3 e5 23. b4 Nf4 24. Nxf4 Rxf4 25. c4 Rc8 26. Rc3 d5 27. c5 dxe4 28. Rc4 e3 29. Re4 Rxe4 30. fxe4 a5 31. a3 axb4 32. axb4 Rb8 33. Kc2 Rxb4 34. Kd3 Rd4+ 35. Kxe3 Rc4 36. Rd1 Rxc5 37. Rf1 Rc6 38. Rd1 Rc3+ 39. Kd2 Rh3 40. Rh1 Kf6 41. Ke2 Kg5 42. Kf2 e6 43. Kg2 Re3 44. h4+ Kh5 0-1

[Event "Ibercaja op"]
[Site "Zaragoza"]
[Date "1997.??.??"]
[Round "5"]
[White "Roman Gimeno, Javier"]
[Black "Martinez Sisamon, Miguel Angel"]
[Result "1/2-1/2"]
[ECO "C44"]
[PlyCount "32"]
[EventDate "1997.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 d5 5. exd5 Qxd5 6. cxd4 Bg4 7. Be2 Nf6 8. Nc3 Bb4 9. 0-0 Qa5 10. Bd2 0-0 11. a3 Bxc3 12. Bxc3 Qd5 13. Ne5 Bxe2 14. Qxe2 Nxd4 15. Bxd4 Qxd4 16. Nf3 Qe4 1/2-1/2

[Event "WchT U26 02 fin-B"]
[Site "Mexico City"]
[Date "1980.09.04"]
[Round "9"]
[White "Martinez Sisamon, Miguel Angel"]
[Black "Cabrera Herrera, Mario"]
[Result "1/2-1/2"]
[ECO "C00"]
[PlyCount "111"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Mexico II"]
[BlackTeam "Costa Rica"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "CRI"]

1. e4 c5 2. Nf3 e6 3. d3 d5 4. Nbd2 Nc6 5. g3 Nf6 6. Bg2 h6 7. 0-0 Be7 8. Re1 dxe4 9. dxe4 0-0 10. e5 Nd5 11. c3 a6 12. Ne4 Qc7 13. Ned2 Rd8 14. Qc2 b5 15. Nf1 Bb7 16. g4 Nb6 17. Ng3 Nd7 18. Qe2 c4 19. g5 hxg5 20. Bxg5 Ndxe5 21. Nxe5 Bxg5 22. Qh5 Nxe5 23. Bxb7 Qxb7 24. Rxe5 Bf6 25. Re3 Rd5 26. Qf3 Rad8 27. Ne4 Be7 28. Rae1 Qd7 29. Qe2 Rd1 30. Kf1 Rxe1+ 31. Kxe1 Qd5 32. Rh3 Qf5 33. Rh5 Qf4 34. Kf1 Rd3 35. Kg2 g6 36. Rh3 Rxh3 37. Kxh3 f5 38. Ng3 e5 39. Kg2 e4 40. b3 Qc7 41. bxc4 Qxc4 42. Qd2 Qc6 43. Qc2 Bf6 44. Ne2 Kf7 45. Qb3+ Qc4 46. Qxc4+ bxc4 47. Kf1 g5 48. Kg2 f4 49. f3 e3 50. h3 Ke6 51. Kf1 Be5 52. Ke1 Bd6 53. Kd1 Bc5 54. Kc2 Ke5 55. Kd1 Be7 56. Ke1 1/2-1/2

[Event "WchT U26 02 fin-B"]
[Site "Mexico City"]
[Date "1980.09.02"]
[Round "8"]
[White "Perdomo, Edwin"]
[Black "Martinez Sisamon, Miguel Angel"]
[Result "0-1"]
[ECO "B58"]
[PlyCount "86"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Honduras"]
[BlackTeam "Mexico II"]
[WhiteTeamCountry "HON"]
[BlackTeamCountry "MEX"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Be2 a6 8. Na3 b5 9. Nd5 Nxe4 10. Be3 Rb8 11. 0-0 Be6 12. f4 f5 13. c3 Be7 14. Bh5+ g6 15. Bf3 0-0 16. Bxe4 fxe4 17. Qd2 Rf7 18. Rad1 Bf8 19. Nc2 Rbb7 20. Ncb4 Nxb4 21. Nxb4 a5 22. Nd5 Qc8 23. fxe5 dxe5 24. Nf6+ Kh8 25. Nxe4 Rbd7 26. Qe2 Bxa2 27. Ng5 Rxf1+ 28. Rxf1 Bb3 29. Qe1 Rd1 30. Qg3 Rxf1+ 31. Kxf1 Qf5+ 32. Qf3 Bd6 33. Qxf5 gxf5 34. Bb6 a4 35. Nf3 Kg7 36. Kf2 Bd5 37. Nh4 Kf6 38. g3 Ke6 39. Be3 Be7 40. Nf3 Bxf3 41. Kxf3 Kd5 42. Bh6 Kc4 43. Bg7 Bd6 0-1

[Event "WchT U26 02 fin-B"]
[Site "Mexico City"]
[Date "1980.08.31"]
[Round "7"]
[White "Lozada, Gregorio"]
[Black "Martinez Sisamon, Miguel Angel"]
[Result "1/2-1/2"]
[ECO "C16"]
[PlyCount "45"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Venezuela"]
[BlackTeam "Mexico II"]
[WhiteTeamCountry "VEN"]
[BlackTeamCountry "MEX"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Qd7 5. a3 Bxc3+ 6. bxc3 b6 7. Nh3 Ba6 8. Bxa6 Nxa6 9. Qg4 f5 10. Qh5+ g6 11. Qe2 Nb8 12. Nf4 Nc6 13. h4 Nge7 14. Nd3 Na5 15. g3 Qc6 16. Bd2 Nc4 17. a4 h6 18. 0-0 a5 19. Rfb1 0-0-0 20. Bc1 Rdg8 21. f4 Kd7 22. Ne1 Rg7 23. Nf3 1/2-1/2

[Event "WchT U26 02 fin-B"]
[Site "Mexico City"]
[Date "1980.08.30"]
[Round "6"]
[White "Martinez Sisamon, Miguel Angel"]
[Black "Trevelyan, Clive"]
[Result "1-0"]
[ECO "E91"]
[PlyCount "113"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Mexico II"]
[BlackTeam "Wales"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "WLS"]

1. e4 a6 2. c4 g6 3. Nf3 Bg7 4. d4 d6 5. Be2 Nf6 6. Nc3 0-0 7. 0-0 c6 8. a4 a5 9. h3 Qc7 10. Bg5 e5 11. d5 Na6 12. Be3 cxd5 13. cxd5 Nd7 14. Bxa6 bxa6 15. Qd2 Nc5 16. Ra3 Bd7 17. Rc1 Rfc8 18. Ne1 Rab8 19. Ne2 Qb6 20. Bxc5 Rxc5 21. Nd3 Rxc1+ 22. Qxc1 Rc8 23. Rc3 Rxc3 24. Nxc3 Qd4 25. Qc2 f5 26. Nc1 fxe4 27. Qxe4 Bf5 28. Qe2 Bh6 29. N1a2 Qd3 30. g4 Qxe2 31. Nxe2 Bc2 32. Nac3 Bb3 33. Ne4 Bxd5 34. Nf6+ Kf7 35. Nxd5 Ke6 36. Nec3 Bc1 37. b3 Bb2 38. Kf1 Bxc3 39. Nxc3 d5 40. Ke2 Kd6 41. Kd3 Kc5 42. f3 Kd6 43. Na2 Kc5 44. h4 h6 45. Ke3 g5 46. hxg5 hxg5 47. Kd3 Kd6 48. b4 axb4 49. Nxb4 a5 50. Nc2 Kc5 51. Kc3 Kc6 52. Na1 e4 53. fxe4 dxe4 54. Kd4 e3 55. Kxe3 Kc5 56. Nb3+ Kb4 57. Nxa5 1-0

[Event "WchT U26 02 fin-B"]
[Site "Mexico City"]
[Date "1980.08.29"]
[Round "5"]
[White "Juarez Flores, Gustavo Enrique"]
[Black "Martinez Sisamon, Miguel Angel"]
[Result "0-1"]
[ECO "B06"]
[PlyCount "104"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Guatemala"]
[BlackTeam "Mexico II"]
[WhiteTeamCountry "GUA"]
[BlackTeamCountry "MEX"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 c6 5. h3 e5 6. Be3 Qb6 7. fxe5 dxe5 8. Na4 Qd8 9. Nf3 exd4 10. Bxd4 Bxd4 11. Qxd4 Qxd4 12. Nxd4 Nd7 13. Bd3 Ngf6 14. 0-0 Ke7 15. Rf2 Ne5 16. Raf1 Nfd7 17. b3 Rf8 18. Nb2 b6 19. Nf3 f6 20. Nc4 Bb7 21. Ne3 Rad8 22. Be2 Bc8 23. c4 Nxf3+ 24. Bxf3 Ne5 25. Bg4 h5 26. Bxc8 Rxc8 27. g4 hxg4 28. Nxg4 Nxg4 29. hxg4 Rcd8 30. Kh2 Rd4 31. e5 Rxg4 32. exf6+ Kf7 33. Kh3 Rg5 34. Kh4 Re5 35. Rd1 Ke6 36. f7 Rxf7 37. Rd6+ Kxd6 38. Rxf7 a5 39. Rf6+ Re6 40. Rf2 Kc5 41. Kg5 Kb4 42. Kh6 a4 43. bxa4 Kxc4 44. Rb2 c5 45. Kg7 Kc3 46. Rb3+ Kc2 47. Kf7 Rc6 48. Ke7 c4 49. Rb5 c3 50. Kd7 Rf6 51. Ke7 Rf5 52. Rxb6 Ra5 0-1

[Event "WchT U26 02 fin-B"]
[Site "Mexico City"]
[Date "1980.08.27"]
[Round "4"]
[White "Martinez Sisamon, Miguel Angel"]
[Black "Boyd, Stephen"]
[Result "1-0"]
[ECO "A42"]
[PlyCount "63"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Mexico II"]
[BlackTeam "Canada"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "CAN"]

1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 Nd7 5. Be3 e5 6. d5 Nh6 7. f3 f5 8. Bd3 Nf6 9. Qd2 Nf7 10. 0-0-0 0-0 11. Nge2 Bd7 12. Kb1 Qe7 13. g3 a6 14. Qc2 f4 15. Bf2 Ng5 16. Ng1 h5 17. h4 Ngh7 18. gxf4 exf4 19. e5 dxe5 20. Bxg6 e4 21. Nxe4 Nxe4 22. Bxe4 Nf6 23. Bd3 Kh8 24. Ne2 Qd6 25. Rhg1 c5 26. Rg5 Be8 27. Rdg1 Bh6 28. Qc3 b6 29. Qe5 Rd8 30. Be1 Bxg5 31. Qxg5 Rd7 32. Bc3 1-0

[Event "WchT U26 02 fin-B"]
[Site "Mexico City"]
[Date "1980.08.26"]
[Round "3"]
[White "Klauser, Markus"]
[Black "Martinez Sisamon, Miguel Angel"]
[Result "0-1"]
[ECO "A04"]
[PlyCount "186"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Switzerland"]
[BlackTeam "Mexico II"]
[WhiteTeamCountry "SUI"]
[BlackTeamCountry "MEX"]

1. e4 c5 2. Nf3 Nc6 3. d3 g6 4. g3 Bg7 5. Bg2 e6 6. 0-0 Nge7 7. c3 e5 8. Be3 d6 9. Qd2 0-0 10. d4 b6 11. Na3 Ba6 12. Rfd1 Qe8 13. b4 exd4 14. cxd4 Nxb4 15. e5 Rd8 16. Qb2 h6 17. exd6 Rxd6 18. Bf4 Rd7 19. Ne5 Rd8 20. Ng4 Nf5 21. Be5 Nd3 22. Rxd3 Bxd3 23. Qc3 Be2 24. Bxg7 Kxg7 25. dxc5+ f6 26. Re1 Rd1 27. cxb6 axb6 28. Rxd1 Bxd1 29. h3 h5 30. Nh2 Qc8 31. Qb2 Qc5 32. Nf1 Re8 33. Qb5 Qxb5 34. Nxb5 Be2 35. Nc3 Bc4 36. Nd2 Bxa2 37. Nxa2 Re2 38. Nc4 Rxa2 39. Nxb6 Nd4 40. Nd5 g5 41. Ne3 f5 42. Bd5 Ra5 43. Bb7 Kf6 44. Kg2 f4 45. Nf1 Ra1 46. gxf4 gxf4 47. Nh2 Kg5 48. Nf3+ Nxf3 49. Kxf3 Ra3+ 50. Kg2 Kh4 51. Bf3 Rc3 52. Be2 Kg5 53. Bf3 h4 54. Bg4 Kf6 55. Bd1 Ke5 56. Bf3 Kd4 57. Bh5 Kc4 58. Bf7+ Kb4 59. Bd5 Ka3 60. Bf3 Kb2 61. Bd1 Kc1 62. Be2 Kd2 63. Bf3 Ke1 64. Bh5 Rb3 65. Bg4 Rb2 66. Kf3 Rxf2+ 67. Ke4 Kf1 68. Bf3 Ra2 69. Kxf4 Kf2 70. Bc6 Rb2 71. Bd7 Rb4+ 72. Ke5 Kg2 73. Be6 Ra4 74. Bd7 Ra3 75. Ke4 Kg3 76. Bf5 Ra1 77. Ke3 Re1+ 78. Kd2 Kf2 79. Kd3 Re8 80. Bg4 Rg8 81. Bf5 Kf3 82. Kd2 Kf2 83. Kd3 Re8 84. Bg4 Re3+ 85. Kd2 Re4 86. Bf5 Rd4+ 87. Kc2 Kg2 88. Be6 Rd6 89. Bf5 Rf6 90. Bd7 Rf7 91. Be6 Re7 92. Bf5 Re3 93. Kd1 Rxh3 0-1

[Event "WchT U26 02 fin-B"]
[Site "Mexico City"]
[Date "1980.08.24"]
[Round "1"]
[White "Gomez Quezada, Juan"]
[Black "Martinez Sisamon, Miguel Angel"]
[Result "1-0"]
[ECO "B33"]
[PlyCount "73"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Mexico II"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "MEX"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 0-0 12. Nc2 Bg5 13. a4 bxa4 14. Rxa4 a5 15. Bc4 Rb8 16. b3 Kh8 17. 0-0 f5 18. exf5 Bxf5 19. Nce3 Bg6 20. Be2 Qd7 21. Nc4 Bd8 22. Bg4 Bf5 23. Bxf5 Rxf5 24. Qc2 Rh5 25. Rd1 Rh6 26. Nde3 Bc7 27. Rd2 Rg6 28. Ra1 Qe6 29. Rad1 Rf6 30. Nd5 Rf7 31. Nxc7 Rxc7 32. Rxd6 Qe7 33. Qe4 Qe8 34. h3 Rcc8 35. R1d3 h6 36. R6d5 Qe6 37. Rc5 1-0

[Event "WchT U26 02 prel-4"]
[Site "Mexico City"]
[Date "1980.08.20"]
[Round "3"]
[White "Ferreira, Rogerio"]
[Black "Martinez Sisamon, Miguel Angel"]
[Result "0-1"]
[ECO "B33"]
[PlyCount "58"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Angola"]
[BlackTeam "Mexico II"]
[WhiteTeamCountry "ANG"]
[BlackTeamCountry "MEX"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nde2 Bc5 7. h3 Qb6 8. Be3 Bxe3 9. fxe3 Qxe3 10. Qd3 Qxd3 11. cxd3 Ke7 12. 0-0-0 d6 13. d4 Bd7 14. g4 h6 15. dxe5 Nxe5 16. Nd4 Rac8 17. Kb1 Rhd8 18. Ndb5 Bxb5 19. Bxb5 Rc5 20. Rhe1 a6 21. Bf1 b5 22. Nd5+ Nxd5 23. exd5 Rdc8 24. Rc1 Kd7 25. Rxc5 Rxc5 26. Rd1 g6 27. b4 Rc3 28. Kb2 Rf3 29. Rc1 f5 0-1

[Event "WchT U26 02 prel-4"]
[Site "Mexico City"]
[Date "1980.08.19"]
[Round "2"]
[White "Henley, Ron W"]
[Black "Martinez Sisamon, Miguel Angel"]
[Result "1-0"]
[ECO "E63"]
[WhiteElo "2405"]
[PlyCount "117"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "United States"]
[BlackTeam "Mexico II"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "MEX"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 d6 5. Bg2 0-0 6. Nf3 Nc6 7. 0-0 a6 8. h3 Rb8 9. Be3 Bd7 10. d5 Na5 11. Nd2 c5 12. a4 Qc7 13. Qb1 Bf5 14. Qa2 h5 15. Bf4 Bd7 16. e4 Nh7 17. Nf3 e5 18. dxe6 Bxe6 19. Nd5 Bxd5 20. exd5 Rfe8 21. Rfe1 Qb6 22. Bd2 Nf8 23. Bf1 Qb3 24. Kg2 Qxa2 25. Rxa2 b6 26. Rxe8 Rxe8 27. b4 Nb3 28. a5 bxa5 29. bxc5 Nxc5 30. Bxa5 Rc8 31. Bd2 Nfd7 32. Be3 Rb8 33. Nd4 Bxd4 34. Bxd4 Kf8 35. Be2 Ke7 36. f4 Nb3 37. Ba7 Rb7 38. Rxa6 Nc1 39. Bf1 Rb2+ 40. Kg1 Ne2+ 41. Bxe2 Rxe2 42. Bf2 Rc2 43. Rc6 Nb8 44. Rc7+ Nd7 45. g4 hxg4 46. hxg4 f6 47. Bh4 Kd8 48. Rc6 Ke7 49. g5 f5 50. Bf2 Nb8 51. Rc7+ Nd7 52. Kf1 Kd8 53. Rc6 Ke7 54. Bd4 Nb8 55. Rc7+ Kd8 56. Rg7 Rxc4 57. Be3 Rc8 58. Rxg6 Rc7 59. Rf6 1-0

[Event "WchT U26 02 prel-4"]
[Site "Mexico City"]
[Date "1980.08.18"]
[Round "1"]
[White "Da Cunha, Marcos Paolozzi"]
[Black "Martinez Sisamon, Miguel Angel"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2375"]
[PlyCount "79"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Brazil"]
[BlackTeam "Mexico II"]
[WhiteTeamCountry "BRA"]
[BlackTeamCountry "MEX"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. Bd3 Be6 12. Qh5 Bg7 13. 0-0 f4 14. c4 bxc4 15. Bxc4 0-0 16. Rac1 Rb8 17. b3 Kh8 18. Nxf4 Bxc4 19. Rxc4 Na5 20. Ra4 Nxb3 21. axb3 exf4 22. Rb1 Qc8 23. Nc4 Qc6 24. Qd1 Qxe4 25. Nxd6 Qe6 26. Re4 Qg6 27. Re7 Kg8 28. Ne4 Rb4 29. Qf3 Rfb8 30. h4 Kf8 31. h5 Qc6 32. Rxf7+ Kg8 33. Rxf4 Qc2 34. Rf1 Qxb3 35. Qg4 Kh8 36. Ng5 a5 37. Rxb4 axb4 38. Qf5 Kg8 39. Qxh7+ Kf8 40. Qf5+ 1-0

