[Event "MEX-ch Absoluto"]
[Site "Pachuca"]
[Date "2001.11.16"]
[Round "1"]
[White "Olvera Rivera, Jose"]
[Black "Jason, Alford"]
[Result "0-1"]
[ECO "A29"]
[BlackElo "2110"]
[PlyCount "52"]
[EventDate "2001.11.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "MEX"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. d3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Be7 7. 0-0 Be6 8. Nc3 Nb6 9. Be3 0-0 10. Bxb6 axb6 11. a3 f5 12. e4 f4 13. Ne2 g5 14. h3 Qd7 15. Kh2 Rae8 16. Ne1 Bxh3 17. Bxh3 g4 18. Bg2 f3 19. Bxf3 gxf3 20. Ng1 Nd4 21. Ngxf3 Rf6 22. Rh1 Ref8 23. Kg2 Nxf3 24. Rf1 Rh6 25. Rh1 Rxh1 26. Kxh1 Qh3# 0-1

[Event "San Fernando op"]
[Site "San Fernando"]
[Date "1991.??.??"]
[Round "?"]
[White "Olvera Rivera, Jose"]
[Black "Martin, M."]
[Result "0-1"]
[ECO "E68"]
[PlyCount "66"]
[EventDate "1991.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. c4 d6 6. Nc3 Nbd7 7. e4 e5 8. dxe5 dxe5 9. 0-0 c6 10. h3 Qe7 11. Qc2 Ne8 12. Re1 Nc7 13. Bg5 f6 14. Be3 Ne6 15. a3 f5 16. exf5 gxf5 17. Rad1 e4 18. Nd2 Ne5 19. f3 Nd3 20. fxe4 Nxe1 21. Rxe1 f4 22. Bf2 fxg3 23. Bxg3 Nf4 24. Kh2 Nh5 25. Nf3 Nxg3 26. Kxg3 Be5+ 27. Kf2 Bd4+ 28. Ke2 Bg7 29. Kf1 Bxh3 30. Bxh3 Rxf3+ 31. Kg2 Raf8 32. Qd2 Qh4 33. Be6+ Kh8 0-1

[Event "San Fernando op"]
[Site "San Fernando"]
[Date "1991.??.??"]
[Round "?"]
[White "Prada, C."]
[Black "Olvera Rivera, Jose"]
[Result "0-1"]
[ECO "E11"]
[PlyCount "72"]
[EventDate "1991.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Bg2 Bxd2+ 7. Nbxd2 d6 8. 0-0 a5 9. e4 e5 10. d5 Nb8 11. Ne1 0-0 12. Nd3 Bg4 13. f3 Bd7 14. f4 exf4 15. gxf4 Na6 16. a3 Bg4 17. Qe1 a4 18. h3 Bh5 19. Qf2 Rab8 20. Rae1 Bg6 21. Qd4 Nd7 22. Nb1 Nac5 23. Nxc5 Nxc5 24. Nc3 b6 25. Kh2 f6 26. Qd1 Qd7 27. Qd4 Rbe8 28. Re3 Bh5 29. Rfe1 Qf7 30. Rg3 Nb3 31. Qd3 Nc5 32. Qd4 Re7 33. Rb1 Qe8 34. f5 Nb3 35. Qd3 Nc5 36. Qe2 Bxe2 0-1

