[Event "San Cristobal op"]
[Site "San Cristobal"]
[Date "1998.05.31"]
[Round "2"]
[White "Gaona, Ismio"]
[Black "Britez, G Jorge A"]
[Result "1/2-1/2"]
[ECO "B07"]
[PlyCount "64"]
[EventDate "1998.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. h3 0-0 6. Bc4 Nxe4 7. Nxe4 d5 8. Bxd5 Qxd5 9. f3 Nc6 10. Ne2 e5 11. dxe5 Qxe5 12. c3 Bf5 13. Bf2 Bxe4 14. fxe4 Qxe4 15. 0-0 Rad8 16. Ng3 Rxd1 17. Nxe4 Rxa1 18. Rxa1 Re8 19. Ng3 Rd8 20. Re1 a6 21. Kf1 Ne5 22. Re2 Rd1+ 23. Re1 Rxe1+ 24. Bxe1 Nd3 25. Ne2 Nxb2 26. Nd4 Nd3 27. Bd2 Nc5 28. Ke2 Kf8 29. Bf4 Na4 30. Kd3 c5 31. Nb3 Nxc3 32. Nxc5 Nd5 1/2-1/2

[Event "San Cristobal op"]
[Site "San Cristobal"]
[Date "1998.??.??"]
[Round "3"]
[White "Ferreira, Emilio"]
[Black "Gaona, Ismio"]
[Result "1-0"]
[ECO "C89"]
[PlyCount "36"]
[EventDate "1998.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Qf3 Bg4 16. Qg2 Qh5 17. Bxd5 cxd5 18. Be3 f5 1-0

[Event "San Cristobal op"]
[Site "San Cristobal"]
[Date "1998.??.??"]
[Round "4"]
[White "Gaona, Ismio"]
[Black "Montanaro Uchoa, Hazael"]
[Result "1-0"]
[ECO "C64"]
[PlyCount "57"]
[EventDate "1998.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. Nxe5 Nxe5 5. d4 c6 6. Ba4 Bd6 7. dxe5 Bxe5 8. 0-0 Nf6 9. Qd3 Qc7 10. Kh1 Qb6 11. Bb3 0-0 12. f4 Bb8 13. Be3 Qc7 14. h3 g5 15. e5 Nh5 16. Bd4 Nxf4 17. Qg3 Ng6 18. Qxg5 Qd8 19. Bxf7+ Rxf7 20. Qxd8+ Nf8 21. Rxf7 Kxf7 22. Qxc8 Ne6 23. Qxd7+ Kg6 24. Qxe6+ Kg7 25. Nc3 Bc7 26. Rf1 Rf8 27. Qe7+ Kg6 28. Qxf8 c5 29. Qf6+ 1-0

[Event "San Cristobal op"]
[Site "San Cristobal"]
[Date "1998.??.??"]
[Round "6"]
[White "Gaona, Ismio"]
[Black "Vera, Lopez Ruben D"]
[Result "0-1"]
[ECO "C42"]
[PlyCount "66"]
[EventDate "1998.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 h6 4. h3 Nf6 5. Nc3 Be7 6. d4 exd4 7. Nxd4 0-0 8. 0-0 Nh7 9. Nf3 Nc6 10. Qe2 Ne5 11. Nxe5 dxe5 12. Be3 Bd6 13. Nb5 b6 14. Rad1 Qf6 15. Nxd6 cxd6 16. Rd2 Qg6 17. Qf3 Bb7 18. Bd5 Bxd5 19. Rxd5 Rad8 20. Rfd1 f5 21. exf5 Rxf5 22. Qe4 Nf6 23. Rxd6 Nxe4 24. Rxd8+ Rf8 25. R8d7 Qf5 26. f3 Nc5 27. Bxc5 bxc5 28. c3 e4 29. fxe4 Qf2+ 30. Kh1 Qxb2 31. R1d2 Qxc3 32. R7d3 Qe5 33. Rd1 Qxe4 0-1

[Event "San Cristobal op"]
[Site "San Cristobal"]
[Date "1998.??.??"]
[Round "5"]
[White "Gomez, Ruben"]
[Black "Gaona, Ismio"]
[Result "1-0"]
[ECO "E10"]
[PlyCount "125"]
[EventDate "1998.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 Nc6 2. d4 e6 3. c4 d5 4. Nc3 Nf6 5. a3 Be7 6. Bf4 Nh5 7. Bd2 0-0 8. e4 dxe4 9. Nxe4 Nf6 10. Nxf6+ Bxf6 11. Bc3 Re8 12. Be2 b6 13. 0-0 Bb7 14. Qd3 Rc8 15. Rad1 Ne7 16. Rfe1 c5 17. Ne5 Bxe5 18. dxe5 Qxd3 19. Rxd3 Red8 20. Red1 Rxd3 21. Rxd3 Bc6 22. f4 Kf8 23. Kf2 Ke8 24. Bf3 Rd8 25. Rd6 Bxf3 26. Rxd8+ Kxd8 27. Kxf3 Kd7 28. Ke4 g6 29. g4 Ke8 30. Be1 a5 31. b4 cxb4 32. axb4 a4 33. b5 Kd7 34. Kd3 Ng8 35. Kc3 f6 36. Kb4 h6 37. Bc3 f5 38. h3 fxg4 39. hxg4 h5 40. gxh5 gxh5 41. Be1 Nh6 42. Kxa4 Nf5 43. Bf2 Kc7 44. Kb4 h4 45. c5 h3 46. cxb6+ Kb7 47. Bg1 Nh4 48. Bh2 Nf3 49. Bg3 Nd4 50. Kc5 Nf5 51. Bh2 Ng7 52. Kd6 Kxb6 53. Ke7 Kxb5 54. Kf6 Ne8+ 55. Kxe6 Kc6 56. f5 Ng7+ 57. Kf6 Ne8+ 58. Ke7 Ng7 59. f6 Nf5+ 60. Ke8 Kd5 61. f7 Ng7+ 62. Kd7 Ne6 63. Ke7 1-0

[Event "San Cristobal op"]
[Site "San Cristobal"]
[Date "1998.??.??"]
[Round "1"]
[White "Vera, I Jorge"]
[Black "Gaona, Ismio"]
[Result "1-0"]
[ECO "D06"]
[PlyCount "68"]
[EventDate "1998.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. c4 e6 5. Nc3 c5 6. Be2 a6 7. 0-0 dxc4 8. Bxc4 b5 9. Be2 Be7 10. dxc5 Qxd1 11. Rxd1 Bxc5 12. Ne5 0-0 13. Rd2 Ne4 14. Bf3 Nxd2 15. Bxa8 Nc4 16. Nxc4 bxc4 17. e4 Bg6 18. Bb7 Rd8 19. e5 Rd7 20. Bf3 Bd3 21. Bf4 Rc7 22. Rc1 Nd7 23. Re1 Bd4 24. Be4 Nc5 25. Bxd3 Nxd3 26. Rd1 h6 27. Kf1 Bxe5 28. Rxd3 Bxf4 29. Rd8+ Kh7 30. g3 Bc1 31. Nd1 Rb7 32. Rc8 Bxb2 33. Rxc4 e5 34. Rc6 Ra7 1-0

