[Event "Phoenix op"]
[Site "Phoenix"]
[Date "1975.??.??"]
[Round "?"]
[White "Stetson, Robert R"]
[Black "Mondragon, Jose"]
[Result "1/2-1/2"]
[ECO "C02"]
[PlyCount "71"]
[EventDate "1975.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. Bd3 cxd4 7. cxd4 Bd7 8. 0-0 Nb4 9. Be2 Bb5 10. Nc3 Bxe2 11. Qxe2 Ne7 12. a3 Nbc6 13. Qd3 Nf5 14. Rd1 Be7 15. Nxd5 exd5 16. Qxf5 0-0 17. b4 a5 18. bxa5 Rxa5 19. Be3 Nd8 20. Qd3 Ne6 21. Rdb1 Qc6 22. Qb3 b5 23. Bd2 Ra4 24. Qxb5 Qxb5 25. Rxb5 Nxd4 26. Nxd4 Rxd4 27. Bb4 Bxb4 28. Rxb4 Rd2 29. Kf1 h6 30. a4 Rc8 31. Rf4 d4 32. a5 d3 33. a6 Ra2 34. Rd1 Rc5 35. Rf3 Rxe5 36. Rfxd3 1/2-1/2

[Event "Olympiad-19 Final D"]
[Site "Siegen"]
[Date "1970.09.25"]
[Round "11"]
[White "Mondragon, Jose"]
[Black "Lee, Chee Sing"]
[Result "1/2-1/2"]
[ECO "B06"]
[PlyCount "8"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Singapore"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "SIN"]

1. e4 g6 2. Nc3 Bg7 3. d4 d6 4. f4 Nc6 1/2-1/2

[Event "Olympiad-19 Final D"]
[Site "Siegen"]
[Date "1970.09.24"]
[Round "10"]
[White "Griffith, R."]
[Black "Mondragon, Jose"]
[Result "1/2-1/2"]
[ECO "C00"]
[PlyCount "72"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "South Africa"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "RSA"]
[BlackTeamCountry "MEX"]

1. e4 e6 2. d3 c5 3. g3 Nc6 4. Bg2 d5 5. Nd2 Nf6 6. Ngf3 Be7 7. 0-0 0-0 8. Re1 b5 9. e5 Nd7 10. Nf1 Nb6 11. h4 f6 12. exf6 Bxf6 13. c3 e5 14. Ng5 h6 15. Qh5 Qe8 16. Qxe8 Rxe8 17. Nh3 Bf5 18. Ne3 Be6 19. Bd2 Rac8 20. f4 d4 21. Nc2 c4 22. fxe5 Nxe5 23. Nxd4 Bxh3 24. Bxh3 Nxd3 25. Bxc8 Bxd4+ 26. cxd4 Nxe1 27. Rxe1 Rxe1+ 28. Bxe1 Nxc8 29. Kf2 Kf7 30. Ke3 Ke6 31. Bb4 Nb6 32. a3 Nd5+ 33. Ke4 g6 34. Bc3 Nf6+ 35. Kf4 Nd5+ 36. Ke4 Nf6+ 1/2-1/2

[Event "Olympiad-19 Final D"]
[Site "Siegen"]
[Date "1970.09.23"]
[Round "9"]
[White "Stull, Norbert"]
[Black "Mondragon, Jose"]
[Result "0-1"]
[ECO "D22"]
[PlyCount "44"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Luxembourg"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "LUX"]
[BlackTeamCountry "MEX"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Bg4 5. Bxc4 e6 6. 0-0 a6 7. Nc3 Nc6 8. Qe2 Bd6 9. Rd1 Qe7 10. h3 Bh5 11. e4 e5 12. g4 Nxd4 13. Nxd4 exd4 14. Rxd4 Bg6 15. Be3 Be5 16. g5 Bxd4 17. Bxd4 Nxe4 18. Re1 Qxg5+ 19. Kh2 0-0-0 20. Nxe4 Qf4+ 21. Kg1 Rxd4 22. Bxa6 Bxe4 0-1

[Event "Olympiad-19 Final D"]
[Site "Siegen"]
[Date "1970.09.22"]
[Round "8"]
[White "Moles, John L"]
[Black "Mondragon, Jose"]
[Result "1/2-1/2"]
[ECO "C02"]
[PlyCount "59"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Ireland"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "IRL"]
[BlackTeamCountry "MEX"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 cxd4 7. cxd4 Bd7 8. 0-0 Nb4 9. Be2 Bb5 10. Nc3 Bxe2 11. Qxe2 Rc8 12. a3 Nc6 13. Bd2 a6 14. b4 Nge7 15. Rac1 Nf5 16. g4 Nfxd4 17. Nxd4 Qxd4 18. b5 axb5 19. Nxb5 Qb6 20. Bg5 h6 21. Be3 Qd8 22. Na7 Bxa3 23. Rxc6 Rxc6 24. Nxc6 bxc6 25. Qa6 Be7 26. Qxc6+ Qd7 27. Qa8+ Qd8 28. Qc6+ Qd7 29. Qa8+ Qd8 30. Qc6+ 1/2-1/2

[Event "Olympiad-19 Final D"]
[Site "Siegen"]
[Date "1970.09.21"]
[Round "7"]
[White "Mondragon, Jose"]
[Black "Gereben, Erno"]
[Result "0-1"]
[ECO "B09"]
[PlyCount "82"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Switzerland"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "SUI"]

1. e4 g6 2. Nc3 Bg7 3. d4 d6 4. f4 Nf6 5. e5 dxe5 6. dxe5 Qxd1+ 7. Kxd1 Ng4 8. Ke1 c6 9. h3 Nh6 10. g4 f6 11. exf6 exf6 12. Bc4 Na6 13. Rh2 Bd7 14. Re2+ Kd8 15. Bxa6 bxa6 16. Bd2 Kc7 17. Ne4 Rae8 18. Rd1 Bc8 19. Ba5+ Kb8 20. Rd3 f5 21. Nc5 fxg4 22. hxg4 Bxg4 23. Nf3 Nf5 24. Rxe8+ Rxe8+ 25. Kd2 Bxf3 26. Rxf3 Bd4 27. Rb3+ Kc8 28. Nxa6 Be3+ 29. Kd3 Bxf4 30. Bc3 h5 31. Bd4 Nxd4 32. Kxd4 g5 33. Nb4 g4 34. Nxc6 g3 35. Nxa7+ Kc7 36. Nb5+ Kd7 37. Rd3 g2 38. Kc4+ Ke7 39. Rd1 Be3 40. Nd4 Bxd4 41. Re1+ Kf7 0-1

[Event "Olympiad-19 Final D"]
[Site "Siegen"]
[Date "1970.09.19"]
[Round "6"]
[White "Vila, Florian"]
[Black "Mondragon, Jose"]
[Result "1-0"]
[ECO "C12"]
[PlyCount "51"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Albania"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "ALB"]
[BlackTeamCountry "MEX"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. exd5 Qxd5 6. Bxf6 gxf6 7. Nge2 Nd7 8. a3 Bxc3+ 9. Nxc3 Qa5 10. Qf3 c6 11. 0-0-0 Qg5+ 12. Kb1 f5 13. h4 Qg4 14. Qe3 b6 15. d5 f4 16. Qe1 Bb7 17. dxe6 fxe6 18. f3 Qg8 19. Bc4 0-0-0 20. Bxe6 Qg7 21. Qe4 c5 22. Qxf4 Bc6 23. Rd6 Kb7 24. Rhd1 Rhe8 25. Rxc6 Ne5 26. Rcd6 1-0

[Event "Olympiad-19 Final D"]
[Site "Siegen"]
[Date "1970.09.18"]
[Round "5"]
[White "Mondragon, Jose"]
[Black "Santos, Julio Fernandes"]
[Result "1-0"]
[ECO "C84"]
[PlyCount "53"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Portugal"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "POR"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. 0-0 Be7 7. Re1 b5 8. e5 Nd5 9. Bb3 Nb6 10. c3 dxc3 11. Nxc3 Bb7 12. Ne4 h6 13. Nd6+ cxd6 14. exd6 0-0 15. dxe7 Nxe7 16. Ne5 Nbd5 17. Bxh6 gxh6 18. Qh5 Kg7 19. Ng4 Qb6 20. Rxe7 Nxe7 21. Qe5+ Kg6 22. Qxe7 d5 23. Bc2+ Kg7 24. Qe5+ f6 25. Qf5 Rh8 26. Re1 Kf7 27. Ne5+ 1-0

[Event "Olympiad-19 Final D"]
[Site "Siegen"]
[Date "1970.09.17"]
[Round "4"]
[White "Mondragon, Jose"]
[Black "Tarazi, Andre"]
[Result "1/2-1/2"]
[ECO "C77"]
[PlyCount "80"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Lebanon"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "LBN"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. d4 exd4 7. e5 Ne4 8. 0-0 d5 9. exd6 Nxd6 10. Bd5 Bb7 11. Bg5 f6 12. Bf4 Be7 13. Qe2 Nf7 14. Qe6 Nd6 15. Re1 Qd7 16. Bxd6 Qxe6 17. Bxe6 cxd6 18. Nbd2 Nd8 19. Nxd4 Nxe6 20. Nxe6 Kf7 21. Nb3 f5 22. Rad1 Rac8 23. c3 Rhe8 24. Ned4 g6 25. Na5 Ba8 26. Kf1 Bf6 27. Rxe8 Rxe8 28. Ndc6 Ke6 29. Nb4 Bd8 30. Nac6 Bb6 31. Nd4+ Bxd4 32. Rxd4 Bb7 33. f3 a5 34. Nc2 Bd5 35. b3 Rc8 36. Rd3 b4 37. c4 Bb7 38. Kf2 f4 39. g3 g5 40. a3 bxa3 1/2-1/2

[Event "Olympiad-19 Final D"]
[Site "Siegen"]
[Date "1970.09.16"]
[Round "3"]
[White "Quinones, Oscar Carillo"]
[Black "Mondragon, Jose"]
[Result "0-1"]
[ECO "C12"]
[PlyCount "116"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Peru"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "PER"]
[BlackTeamCountry "MEX"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Qg4 g6 9. Bc1 c5 10. Bd3 Nxc3 11. dxc5 Qa5 12. Bd2 Qa4 13. Qxa4+ Nxa4 14. Be3 a6 15. c4 Nb2 16. Be2 dxc4 17. Nf3 Bd7 18. 0-0 Bc6 19. Rfc1 Nd7 20. Rab1 Nd3 21. Rxc4 N3xe5 22. Nxe5 Nxe5 23. Rh4 g5 24. Bxg5 Rg8 25. Rxh6 Rxg5 26. Rh8+ Ke7 27. Rxa8 Rxg2+ 28. Kf1 Rxh2 29. Rg8 Ng6 30. Bd1 Nf4 31. f3 Rxa2 32. Rb8 Nd5 33. R8xb7+ Bxb7 34. Rxb7+ Kf6 35. Bb3 Ra1+ 36. Ke2 Rc1 37. Bxd5 exd5 38. Rb6+ Ke5 39. Rxa6 Rxc5 40. Ra7 f5 41. Ra4 Rc4 42. Ra5 Rc3 43. Ra8 Rb3 44. Re8+ Kf4 45. Rd8 Re3+ 46. Kd2 Re5 47. Kd3 Kxf3 48. Kd4 Re1 49. Rf8 f4 50. Kxd5 Kg3 51. Rg8+ Kf2 52. Kd4 f3 53. Kd3 Re7 54. Rf8 Kg2 55. Rg8+ Kf1 56. Rf8 f2 57. Kd2 Rd7+ 58. Kc2 Rd5 0-1

[Event "Olympiad-19 Final D"]
[Site "Siegen"]
[Date "1970.09.15"]
[Round "2"]
[White "Mondragon, Jose"]
[Black "Yabra, Frederico"]
[Result "1-0"]
[ECO "B23"]
[PlyCount "41"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Dominican Rep"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "DOM"]

1. e4 c5 2. Nc3 Nc6 3. f4 d6 4. Nf3 g6 5. Bc4 Bg7 6. d3 e6 7. f5 exf5 8. Ng5 Ne5 9. Bb5+ Bd7 10. exf5 h6 11. Nge4 Bc6 12. fxg6 fxg6 13. 0-0 Ne7 14. Nf6+ Bxf6 15. Rxf6 Qd7 16. Bxc6 Qxc6 17. Bf4 Nf7 18. Qe2 Rd8 19. Qe6 Rh7 20. Rxg6 Kf8 21. Rf1 1-0

[Event "Olympiad-19 Preliminaries C"]
[Site "Siegen"]
[Date "1970.09.13"]
[Round "9"]
[White "Beyen, Roland"]
[Black "Mondragon, Jose"]
[Result "0-1"]
[ECO "D20"]
[PlyCount "81"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Belgium"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "MEX"]

1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 exd4 7. Bxc4 Nh6 8. 0-0 0-0 9. Nb3 Qe7 10. Nbxd4 Nd7 11. Rc1 Ne5 12. h3 Nxc4 13. Rxc4 c5 14. Nb3 Be6 15. Rc3 b6 16. Re1 f6 17. Nh4 Rad8 18. Qc1 c4 19. Nd2 b5 20. Rg3 Kh8 21. Nf1 Qd7 22. Qc3 Rf7 23. Kh2 Qd6 24. e5 Qd4 25. Qb4 Qxh4 26. exf6 Qxf6 27. Qxb5 Rfd7 28. Rf3 Qg6 29. Qe5 Bd5 30. Rg3 Qd6 31. Qg5 Qf6 32. Qh5 Bf7 33. Qa5 Qxf2 34. Rf3 Qb6 35. Qg5 Qg6 36. Qa5 Bd5 37. Rg3 Qd6 38. Ne3 Qb6 39. Qc3 Qf6 40. Nxd5 Rxd5 41. Qxc4 0-1

[Event "Olympiad-19 Preliminaries C"]
[Site "Siegen"]
[Date "1970.09.12"]
[Round "8"]
[White "Mondragon, Jose"]
[Black "Zinn, Lothar"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "68"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "German Dem Rep"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "DDR"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 Nge7 5. Bb5 Nd4 6. Nxd4 cxd4 7. Ne2 Qb6 8. Ba4 g6 9. d3 Bg7 10. 0-0 0-0 11. Kh1 d6 12. Qe1 a5 13. c3 dxc3 14. bxc3 Qa6 15. Bc2 b5 16. Rb1 Bd7 17. d4 b4 18. Rf3 Bb5 19. Ng3 bxc3 20. Qxc3 Nc6 21. e5 Rac8 22. Qb2 Nxd4 23. Qxd4 Rxc2 24. Ba3 Rfc8 25. Qxd6 Bc6 26. Rb8 Bxf3 27. Qxa6 Bxg2+ 28. Kg1 Rxb8 29. Ne2 Bf3 30. Nc1 Rb1 31. Qd3 Rbxc1+ 32. Bxc1 Rxc1+ 33. Kf2 Bd5 34. Ke3 Ra1 0-1

[Event "Olympiad-19 Preliminaries C"]
[Site "Siegen"]
[Date "1970.09.11"]
[Round "7"]
[White "Mondragon, Jose"]
[Black "Ree, Hans"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "48"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 e6 6. f5 Nge7 7. fxe6 dxe6 8. d3 0-0 9. Be3 Nd4 10. 0-0 Nec6 11. a3 b6 12. Qd2 Nxf3+ 13. gxf3 Qh4 14. Kh1 Bb7 15. Qg2 Nd4 16. Rf2 Qe7 17. Qh3 Rfe8 18. Rg1 Qd7 19. Bd5 Bxd5 20. Nxd5 Nf5 21. exf5 exd5 22. Bh6 Bd4 23. Rfg2 Bxg1 24. Rxg1 Re5 0-1

[Event "Olympiad-19 Preliminaries C"]
[Site "Siegen"]
[Date "1970.09.10"]
[Round "6"]
[White "Sirkia, Mauri O"]
[Black "Mondragon, Jose"]
[Result "1-0"]
[ECO "A55"]
[PlyCount "79"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "MEX"]

1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Nbd7 5. e4 Be7 6. Be2 0-0 7. 0-0 exd4 8. Nxd4 Nc5 9. f3 a5 10. Be3 c6 11. Qd2 Re8 12. Rad1 Qc7 13. Rfe1 Be6 14. Nxe6 Nxe6 15. f4 Nd7 16. Bf3 Nb6 17. b3 a4 18. Qf2 Nc5 19. Bxc5 dxc5 20. e5 axb3 21. axb3 Nd7 22. Ne4 Ra3 23. Bg4 Nf8 24. Rd3 Rea8 25. Rh3 Ra1 26. Rhe3 R8a2 27. Qf1 Qa5 28. f5 Bh4 29. g3 Bd8 30. f6 Qa3 31. fxg7 Kxg7 32. Nd6 f6 33. exf6+ Kg8 34. Be6+ Kh8 35. Nf7+ Kg8 36. Nxd8+ Kh8 37. Nf7+ Kg8 38. Ne5+ Nxe6 39. f7+ Kf8 40. Nd7+ 1-0

[Event "Olympiad-19 Preliminaries C"]
[Site "Siegen"]
[Date "1970.09.09"]
[Round "5"]
[White "Uzman, Cavit"]
[Black "Mondragon, Jose"]
[Result "1-0"]
[ECO "C10"]
[PlyCount "95"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Turkey"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "TUR"]
[BlackTeamCountry "MEX"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 dxe4 6. Nxe4 Be7 7. Be3 Nf6 8. Bd3 0-0 9. Nxf6+ Bxf6 10. c3 Nd7 11. 0-0 Ne5 12. Bc2 Bd7 13. f4 Nc6 14. Qd3 g6 15. Nb5 Ne7 16. a4 a6 17. Nd6 Bc6 18. Rad1 Qc7 19. Qc4 Nd5 20. Ne4 Bg7 21. Bc5 b5 22. Qa2 Rfd8 23. a5 Rd7 24. Qa3 b4 25. cxb4 Nxf4 26. Rxd7 Bxd7 27. Qf3 e5 28. Nf6+ Bxf6 29. Qxa8+ Bc8 30. Be4 Kg7 31. g3 Ne2+ 32. Kf2 Nd4 33. Rc1 Be7 34. Rc3 Nb5 35. Bb6 Qd6 36. Rxc8 Qd2+ 37. Kf1 Nd4 38. Bxd4 Qd1+ 39. Kg2 exd4 40. Rg8+ Kh6 41. Bf3 Qc2+ 42. Kh3 Qf5+ 43. g4 Qf6 44. Qd5 d3 45. Qxd3 Qh4+ 46. Kg2 f5 47. Qd2+ Bg5 48. Qf2 1-0

[Event "Olympiad-19 Preliminaries C"]
[Site "Siegen"]
[Date "1970.09.08"]
[Round "4"]
[White "Mondragon, Jose"]
[Black "Benko, Pal C"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "46"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "United States"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "USA"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 e6 6. f5 Nge7 7. fxe6 dxe6 8. d3 Na5 9. Bb5+ Bd7 10. Bxd7+ Qxd7 11. Be3 b6 12. 0-0 Nac6 13. Qd2 h6 14. Rad1 Nd4 15. Qf2 Nec6 16. Rd2 0-0 17. g4 f5 18. gxf5 exf5 19. Qg2 Nxf3+ 20. Rxf3 Ne5 21. Rh3 f4 22. Bf2 g5 23. Nd5 g4 0-1

[Event "Olympiad-19 Preliminaries C"]
[Site "Siegen"]
[Date "1970.09.07"]
[Round "3"]
[White "Mondragon, Jose"]
[Black "Potter, William"]
[Result "1-0"]
[ECO "B89"]
[PlyCount "65"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "British Virgin Islands"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "IVB"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Bc4 e6 7. Be3 Be7 8. Qe2 Bd7 9. h3 a6 10. Bb3 b5 11. a3 Qa5 12. 0-0 0-0 13. f4 Nxd4 14. Bxd4 b4 15. axb4 Qxb4 16. Rfd1 Bb5 17. Qe3 Bc6 18. Nd5 Bxd5 19. exd5 e5 20. fxe5 dxe5 21. Qxe5 Bc5 22. Bxc5 Qxc5+ 23. Qd4 Rfc8 24. Qxc5 Rxc5 25. Ra4 a5 26. d6 Nd7 27. Re4 Re5 28. Rxe5 Nxe5 29. Re1 a4 30. Bxa4 Rxa4 31. Rxe5 Ra8 32. c4 Kf8 33. c5 1-0

[Event "Olympiad-19 Preliminaries C"]
[Site "Siegen"]
[Date "1970.09.06"]
[Round "2"]
[White "Nobrega, Adaucto Wanderley"]
[Black "Mondragon, Jose"]
[Result "1-0"]
[ECO "A04"]
[PlyCount "127"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Brazil"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "BRA"]
[BlackTeamCountry "MEX"]

1. Nf3 f5 2. e4 fxe4 3. Ng5 Nf6 4. d3 exd3 5. Bxd3 g6 6. h4 d5 7. h5 Bg4 8. f3 Bxh5 9. g4 Qd6 10. Kf2 Bg7 11. gxh5 Nxh5 12. Rxh5 gxh5 13. Qh1 Bd4+ 14. Kf1 Qh6 15. Nc3 c6 16. Nf7 Qf8 17. Nxh8 Bxh8 18. Qxh5+ Kd8 19. Bh6 Qg8 20. Bg5 Nd7 21. Qxh7 Qxh7 22. Bxh7 Nf6 23. Bxf6 Bxf6 24. Ke2 Kd7 25. Rh1 Kd6 26. Rh5 b5 27. Nd1 a5 28. b3 a4 29. Kd3 axb3 30. axb3 Rf8 31. Bf5 c5 32. Ne3 c4+ 33. bxc4 bxc4+ 34. Ke2 e6 35. Bh3 Rh8 36. Rxh8 Bxh8 37. Bg4 Be5 38. Bh5 Kd7 39. Bg6 Bd6 40. Ng4 Bf4 41. Bh5 Kc8 42. Nf2 Kd7 43. Bg4 Kd6 44. Nd1 d4 45. Bh5 Ke7 46. Nf2 e5 47. Ne4 Ke6 48. Bg6 Bh6 49. Bh7 c3 50. Kd3 Bf4 51. Nf2 Kd5 52. Bg8+ Kd6 53. Ke4 Bg3 54. Ng4 Bf4 55. Bc4 Bg3 56. Kf5 Bf4 57. Nf2 Kc5 58. Bb3 Kd6 59. Ne4+ Kc6 60. Ke6 Kb5 61. Nf2 Kb4 62. Nd3+ Ka3 63. Bc4 Bg3 64. Nxe5 1-0

[Event "Olympiad-19 Preliminaries C"]
[Site "Siegen"]
[Date "1970.09.05"]
[Round "1"]
[White "Mondragon, Jose"]
[Black "Nonaka"]
[Result "1-0"]
[ECO "C84"]
[PlyCount "83"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Mexico"]
[BlackTeam "Japan"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "JPN"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. 0-0 Be7 7. Re1 0-0 8. e5 Nd5 9. Nxd4 Nb6 10. Nxc6 bxc6 11. Bb3 Bb7 12. Qg4 Kh8 13. Nd2 c5 14. c3 d5 15. exd6 cxd6 16. Nf3 d5 17. Bc2 Nd7 18. Qh3 g6 19. Qh6 Rg8 20. Ng5 Rg7 21. Bf4 Bf6 22. Re3 Nf8 23. Rae1 Bc6 24. h4 Qd7 25. Rf3 c4 26. Rg3 Re8 27. Rxe8 Qxe8 28. Re3 Qd7 29. Nf3 Qb7 30. Ne5 Ne6 31. Ng4 Nxf4 32. Nxf6 Ne6 33. h5 Qe7 34. Ng4 Qh4 35. Ne5 d4 36. Rh3 Qf4 37. Qxf4 Nxf4 38. Rh4 Ne2+ 39. Kf1 d3 40. Bxd3 cxd3 41. h6 Rg8 42. Nxf7# 1-0

[Event "Mexican op"]
[Site "Terreon"]
[Date "1970.??.??"]
[Round "?"]
[White "Mondragon, Jose"]
[Black "Ferriz Carrasquedo, Alfonso"]
[Result "0-1"]
[ECO "D01"]
[PlyCount "58"]
[EventDate "1970.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 Bf5 4. f3 h6 5. Bxf6 gxf6 6. e4 dxe4 7. fxe4 Bh7 8. Bc4 Nd7 9. Nf3 Nb6 10. Bb3 Rg8 11. 0-0 Qd7 12. Bxf7+ Kxf7 13. Ne5+ Ke8 14. Nxd7 Kxd7 15. a4 Rd8 16. a5 Nc4 17. Qh5 Rg5 18. Qf7 Bg8 19. Rxf6 Bxf7 20. Rxf7 Bg7 21. e5 Ke8 22. Rf4 Ne3 23. g3 Nxc2 24. Ra4 c5 25. dxc5 Bxe5 26. Rh4 Bxc3 27. bxc3 Rd2 28. Rae4 Rxc5 29. Rxh6 Rxa5 0-1

[Event "Mexican op"]
[Site "Terreon"]
[Date "1970.??.??"]
[Round "?"]
[White "Mondragon, Jose"]
[Black "Flores, Edson"]
[Result "1-0"]
[ECO "C13"]
[PlyCount "51"]
[EventDate "1970.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 e6 4. e4 dxe4 5. Bxf6 Qxf6 6. Nxe4 Qd8 7. Nf3 Be7 8. Bd3 Nd7 9. 0-0 0-0 10. Qe2 b6 11. Neg5 g6 12. Qe4 Rb8 13. Qh4 Nf6 14. Qh6 Bb7 15. Ne5 Qxd4 16. Nxg6 hxg6 17. Bxg6 fxg6 18. Nxe6 Kf7 19. Nxd4 Bd6 20. Nb5 Be5 21. f4 Rh8 22. Qxh8 Bd4+ 23. Nxd4 Rxh8 24. Rae1 Ng4 25. h3 Nf6 26. Ne6 1-0

