[Event "Mexican op"]
[Site "Zacatecas"]
[Date "1973.??.??"]
[Round "?"]
[White "Escondrillas, Carlos"]
[Black "Ruenes, J."]
[Result "1-0"]
[ECO "B20"]
[PlyCount "39"]
[EventDate "1973.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Ne2 d6 3. g3 Nf6 4. Bg2 g6 5. 0-0 Bg7 6. d3 0-0 7. f4 Nc6 8. h3 Bd7 9. Nd2 Rb8 10. Nf3 Qc7 11. g4 e5 12. f5 h6 13. c3 g5 14. h4 gxh4 15. Qe1 Nh7 16. Qxh4 Qd8 17. Qh5 Qf6 18. Kf2 Ne7 19. Rh1 Kh8 20. g5 1-0

[Event "Mexican op"]
[Site "Terreon"]
[Date "1970.??.??"]
[Round "?"]
[White "Sobrino, C."]
[Black "Ruenes, J."]
[Result "0-1"]
[ECO "B96"]
[PlyCount "68"]
[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. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be2 Nf6 7. Bg5 e6 8. f4 Be7 9. Nxc6 bxc6 10. e5 Nd5 11. Bxe7 Qxe7 12. Nxd5 cxd5 13. exd6 Qxd6 14. 0-0 Qb6+ 15. Kh1 Qxb2 16. Bd3 Qf6 17. Rb1 0-0 18. Rb3 a5 19. g4 g6 20. g5 Qg7 21. Qe2 Bd7 22. Rfb1 Rfe8 23. Rb7 Bc6 24. R7b6 Qc3 25. h4 e5 26. f5 e4 27. fxg6 hxg6 28. R6b3 exd3 29. Qxe8+ Rxe8 30. Rxc3 d2 31. Rg3 d4+ 32. Kh2 Re1 33. Rg1 Rxb1 34. Rxb1 Bf3 0-1

[Event "Mexican op"]
[Site "Terreon"]
[Date "1970.??.??"]
[Round "?"]
[White "Valero, Edgar"]
[Black "Ruenes, J."]
[Result "1-0"]
[ECO "C78"]
[PlyCount "101"]
[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. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. Nxe5 Nxe5 8. d4 Bxd4 9. Qxd4 d6 10. c3 0-0 11. Bg5 h6 12. Bh4 Qe7 13. Re1 Bg4 14. f4 Ng6 15. Bxf6 Qxf6 16. Qxf6 gxf6 17. f5 Ne5 18. Re3 Kh7 19. h3 Bh5 20. g4 Rg8 21. Nd2 Bxg4 22. hxg4 Rxg4+ 23. Kf2 Rag8 24. Rh1 Rf4+ 25. Ke1 Rg2 26. Bd1 c5 27. Be2 c4 28. Bf1 Rg5 29. Reh3 Ng4 30. Rf3 Rxf3 31. Nxf3 Rg8 32. Rg1 h5 33. Rh1 Kh6 34. Be2 Re8 35. Nd2 Kg5 36. Kf1 Re7 37. Kg2 d5 38. Bxg4 Kxg4 39. Nf3 dxe4 40. Nd4 e3 41. Re1 h4 42. Nc2 h3+ 43. Kh2 Kf3 44. Kxh3 Re8 45. Nd4+ Kf2 46. Re2+ Kf1 47. Kg3 a5 48. Kf3 b4 49. Nc2 Kg1 50. Nxe3 bxc3 51. Re1+ 1-0

