[Event "Villa Ballester op"]
[Site "Villa Ballester"]
[Date "1993.??.??"]
[Round "8"]
[White "Cardella, C."]
[Black "Costa Colombo, D."]
[Result "1/2-1/2"]
[ECO "B08"]
[PlyCount "122"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 c6 7. h3 Qc7 8. Be3 e5 9. a4 Nbd7 10. Re1 Re8 11. dxe5 dxe5 12. Qd2 Bf8 13. Bg5 Be7 14. Rad1 Nc5 15. Bxf6 Bxf6 16. Qd6 Qxd6 17. Rxd6 Be6 18. Red1 Be7 19. R6d2 f6 20. Ne1 a5 21. Nd3 Nxd3 22. Bxd3 Kf7 23. Ne2 Rad8 24. Ng3 Bb4 25. c3 Be7 26. Bc2 Rxd2 27. Rxd2 b5 28. axb5 cxb5 29. Nf1 Bc5 30. Rd1 a4 31. Nd2 Rd8 32. Nf3 Rxd1+ 33. Bxd1 Bc4 34. Bc2 Ke7 35. Nd2 Be6 36. c4 Bb4 37. Nf1 bxc4 38. Bxa4 Kd6 39. Ne3 Bc5 40. Nd1 Bd4 41. Kf1 Kc5 42. Ke2 Kb4 43. Bc2 Bd7 44. Kd2 Bc6 45. f3 Bb5 46. Nc3 Bxc3+ 47. bxc3+ Ka3 48. Kc1 Ka2 49. Bd1 f5 50. exf5 gxf5 51. Bc2 Bd7 52. g4 e4 53. fxe4 fxg4 54. hxg4 Bxg4 55. e5 h6 56. Bg6 Be6 57. Be8 Kb3 58. Kd2 Kb2 59. Bg6 Ka3 60. Be8 Kb3 61. Bg6 Kb2 1/2-1/2

[Event "Villa Ballester op"]
[Site "Villa Ballester"]
[Date "1993.??.??"]
[Round "6"]
[White "Casafus, Ruben Andres"]
[Black "Costa Colombo, D."]
[Result "1-0"]
[ECO "D94"]
[WhiteElo "2405"]
[PlyCount "125"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 g6 5. Nc3 Bg7 6. h3 e6 7. Bd3 Nbd7 8. 0-0 0-0 9. b3 b6 10. Bb2 Bb7 11. Qe2 Re8 12. Rfd1 Qb8 13. Rac1 a6 14. Ba1 Qa7 15. e4 dxe4 16. Nxe4 Nxe4 17. Bxe4 Rad8 18. h4 Qb8 19. h5 Qf4 20. hxg6 hxg6 21. Bc3 Nf6 22. Bc2 c5 23. dxc5 Ng4 24. Bxg7 Kxg7 25. Rxd8 Rxd8 26. Rd1 Rxd1+ 27. Bxd1 bxc5 28. Qd2 Qxd2 29. Nxd2 Ne5 30. Bc2 f5 31. Nb1 Nc6 32. Nc3 Nd4 33. Bd1 Bc6 34. a3 a5 35. Na2 Kf6 36. b4 axb4 37. axb4 cxb4 38. Nxb4 Bd7 39. f3 g5 40. Kf2 Ke7 41. Ke3 e5 42. Kd3 Kd6 43. Kc3 Bc8 44. Nd3 Ba6 45. Ba4 Ne2+ 46. Kb4 e4 47. fxe4 Bb7 48. c5+ Kc7 49. exf5 Bxg2 50. f6 Bd5 51. Ne5 Kd8 52. c6 Nf4 53. Kc5 Kc7 54. Bd1 Be6 55. Bf3 Bb3 56. Bg4 Be6 57. Bxe6 Nxe6+ 58. Kd5 Nf4+ 59. Ke4 Kd6 60. Kf5 Ne6 61. Nc4+ Kd5 62. f7 g4 63. c7 1-0

[Event "Villa Ballester op"]
[Site "Villa Ballester"]
[Date "1993.??.??"]
[Round "9"]
[White "Costa Colombo, D."]
[Black "Ciulli, Alfredo"]
[Result "1-0"]
[ECO "E38"]
[PlyCount "59"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Na6 6. a3 Bxc3+ 7. Qxc3 Nxc5 8. b4 Nce4 9. Qd4 d5 10. f3 Nd6 11. cxd5 exd5 12. e3 0-0 13. Bd3 Bf5 14. Bb2 Re8 15. Ne2 Qe7 16. Kf2 Bxd3 17. Qxd3 Nf5 18. Bd4 Nxd4 19. Qxd4 Qe5 20. Qxe5 Rxe5 21. Nf4 Rc8 22. Rac1 Rxc1 23. Rxc1 g5 24. Ne2 Kf8 25. Nd4 Ke8 26. Rc8+ Kd7 27. Rf8 Ke7 28. Rb8 g4 29. Rxb7+ Kd6 30. Rxf7 1-0

[Event "Villa Ballester op"]
[Site "Villa Ballester"]
[Date "1993.??.??"]
[Round "3"]
[White "Costa Colombo, D."]
[Black "Fuentes Vasallo, Eduardo Alberto"]
[Result "1/2-1/2"]
[ECO "E38"]
[BlackElo "2315"]
[PlyCount "37"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Na6 6. a3 Bxc3+ 7. Qxc3 Nxc5 8. b4 Nce4 9. Qd4 d5 10. f3 Nd6 11. cxd5 exd5 12. e3 0-0 13. Bd3 Bf5 14. Ne2 Bxd3 15. Qxd3 Nc4 16. 0-0 Qb6 17. Qd4 Qxd4 18. exd4 Rfe8 19. Kf2 1/2-1/2

[Event "Villa Ballester op"]
[Site "Villa Ballester"]
[Date "1993.??.??"]
[Round "7"]
[White "Costa Colombo, D."]
[Black "Haehnel, F."]
[Result "1-0"]
[ECO "D52"]
[PlyCount "85"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c6 5. e3 Nbd7 6. Nf3 Qa5 7. Nd2 Bb4 8. Qc2 dxc4 9. Bxf6 Nxf6 10. Nxc4 Bxc3+ 11. bxc3 Qc7 12. Bd3 h6 13. a4 0-0 14. e4 c5 15. e5 Ne8 16. 0-0 b6 17. Be4 Rb8 18. Rfd1 Ba6 19. Ne3 Rc8 20. Rac1 Qe7 21. Qd2 Nc7 22. f4 Rfd8 23. Qf2 cxd4 24. cxd4 Nd5 25. Bxd5 exd5 26. Rxc8 Bxc8 27. f5 Qf8 28. Qg3 Kh7 29. Rf1 Qb4 30. Qh4 Qf8 31. e6 f6 32. Qg3 Qa3 33. Qg6+ Kh8 34. Ng4 Ba6 35. Nxf6 Qe3+ 36. Kh1 gxf6 37. Qxf6+ Kh7 38. Qe7+ Kg8 39. Qxd8+ Kg7 40. Qe7+ Kh8 41. Qf8+ Kh7 42. Qf7+ Kh8 43. e7 1-0

[Event "Villa Ballester op"]
[Site "Villa Ballester"]
[Date "1993.??.??"]
[Round "2"]
[White "Costa Colombo, D."]
[Black "Maggiolo, Esteban"]
[Result "1-0"]
[ECO "E81"]
[PlyCount "78"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 Nbd7 7. Bd3 a6 8. Nge2 0-0 9. Qd2 b5 10. a3 Nb6 11. b3 Rb8 12. 0-0 e5 13. cxb5 axb5 14. dxe5 dxe5 15. Bc5 Re8 16. Qe3 Nbd7 17. Bd6 Ra8 18. a4 bxa4 19. bxa4 Qb6 20. Qxb6 Nxb6 21. a5 Nbd7 22. Rfb1 Ba6 23. Bc2 c5 24. Ba4 Rac8 25. Bb5 Ra8 26. Nc1 Re6 27. Bc7 Rc8 28. Nd5 Bxb5 29. Rxb5 Nxd5 30. exd5 Ra6 31. Rb7 Nf6 32. d6 Nd7 33. Ne2 e4 34. Rd1 exf3 35. gxf3 c4 36. Nf4 Re8 37. Nd5 Bf8 38. Nb6 Nxb6 39. Bxb6 Rc8 1-0

[Event "Villa Ballester op"]
[Site "Villa Ballester"]
[Date "1993.??.??"]
[Round "5"]
[White "Costa Colombo, D."]
[Black "Rubio, Sebastian"]
[Result "1-0"]
[ECO "E87"]
[PlyCount "79"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 e5 7. d5 Nh5 8. Qd2 f5 9. exf5 gxf5 10. Bd3 Nd7 11. Bg5 Bf6 12. Nh3 Nc5 13. Bc2 a5 14. 0-0-0 Bxg5 15. Qxg5+ Qxg5+ 16. Nxg5 h6 17. Nh3 Bd7 18. Nf2 Nf6 19. Rhg1 Kh8 20. h3 f4 21. Ng4 Bxg4 22. hxg4 Kg7 23. Rde1 Rh8 24. g3 Rae8 25. gxf4 exf4 26. Ne2 Re3 27. Nxf4 Rxf3 28. Re7+ Kg8 29. Nh5 Ncd7 30. Nxf6+ Nxf6 31. Rxc7 Rf4 32. Bf5 Kf8 33. Be6 Rh7 34. Rc8+ Ke7 35. Re1 Rg7 36. Kc2 Re4 37. Rf1 Rxe6 38. Rc7+ Nd7 39. dxe6 Kxe6 40. Re1+ 1-0

[Event "Villa Ballester op"]
[Site "Villa Ballester"]
[Date "1993.??.??"]
[Round "4"]
[White "Rodriguez Vila, Andres"]
[Black "Costa Colombo, D."]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2445"]
[PlyCount "53"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. Qe2 c6 6. a4 a5 7. Nf3 0-0 8. Bg5 Qc7 9. e5 d5 10. Bd3 Ne8 11. h4 Bg4 12. h5 gxh5 13. Qe3 f6 14. Bf4 Qd7 15. Ne2 c5 16. c3 Nc6 17. Bb1 fxe5 18. dxe5 Nc7 19. Ng3 Rxf4 20. Qxf4 Rf8 21. Qe3 Bxf3 22. gxf3 Nxe5 23. Nxh5 Nxf3+ 24. Ke2 Qg4 25. Bxh7+ Kh8 26. Bf5 Qc4+ 27. Bd3 1-0

[Event "Villa Ballester op"]
[Site "Villa Ballester"]
[Date "1992.??.??"]
[Round "9"]
[White "Albores, Pablo"]
[Black "Costa Colombo, D."]
[Result "0-1"]
[ECO "A01"]
[PlyCount "92"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 g6 3. e4 d6 4. g3 Bg7 5. Bg2 0-0 6. Nc3 c5 7. Nge2 Nc6 8. d4 cxd4 9. Nxd4 Nxd4 10. Qxd4 Qa5 11. Qd2 Bd7 12. Nd5 Qxd2+ 13. Kxd2 Nxe4+ 14. Bxe4 Bxb2 15. Rab1 Bd4 16. Nxe7+ Kg7 17. Bxb7 Rae8 18. Nd5 Bxf2 19. Rhf1 Bd4 20. c3 Be5 21. Nc7 Rb8 22. Bg2 Bxc3+ 23. Kxc3 Rfc8 24. Rbd1 Rxc7+ 25. Kb2 Rb6 26. Rd4 Bc6 27. Bxc6 Rbxc6 28. Rf2 f5 29. g4 fxg4 30. Rxg4 Rc5 31. Rd4 Rd7 32. Rfd2 Rh5 33. h4 d5 34. b4 Kf6 35. a4 Ke6 36. Kb3 Re5 37. b5 Re3+ 38. Kb4 Ke5 39. a5 Re4 40. Rxe4+ Kxe4 41. b6 axb6 42. axb6 d4 43. Kc4 d3 44. Kc3 Ke3 45. Rh2 d2 46. Rh3+ Ke4 0-1

[Event "Villa Ballester op"]
[Site "Villa Ballester"]
[Date "1992.??.??"]
[Round "5"]
[White "Carames, Luis"]
[Black "Costa Colombo, D."]
[Result "1/2-1/2"]
[ECO "C62"]
[PlyCount "74"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bd7 5. 0-0 exd4 6. Nxd4 g6 7. Nc3 Bg7 8. Be3 Nge7 9. f4 0-0 10. f5 Nxd4 11. Bxd7 Qxd7 12. Bxd4 Bxd4+ 13. Qxd4 Nc6 14. Qd2 f6 15. fxg6 hxg6 16. Nd5 Kg7 17. Rf4 g5 18. Rf2 Ne7 19. Ne3 Qe6 20. Nd5 Nxd5 21. exd5 Qe5 22. Re1 Qxb2 23. Re7+ Rf7 24. Rxf7+ Kxf7 25. Qd3 Kg7 26. c3 Qb6 27. Qf5 Rf8 28. h4 Qe3 29. h5 Qe1+ 30. Rf1 Qe8 31. g4 Kh8 32. Kf2 Qe5 33. Qg6 Qh2+ 34. Ke1 Qe5+ 35. Kf2 Qe8 36. Qf5 Qe5 37. Qg6 Qe8 1/2-1/2

[Event "Villa Ballester op"]
[Site "Villa Ballester"]
[Date "1992.??.??"]
[Round "4"]
[White "Costa Colombo, D."]
[Black "Berghmans, G."]
[Result "1-0"]
[ECO "B21"]
[PlyCount "61"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d3 4. Qxd3 Nc6 5. Nf3 d6 6. Na3 e6 7. Bf4 e5 8. Bg5 Nf6 9. Rd1 Be6 10. Nc4 Bxc4 11. Qxc4 Be7 12. Bxf6 Bxf6 13. Qd5 Be7 14. Bc4 0-0 15. 0-0 Na5 16. Be2 Rc8 17. b4 Nc6 18. Rd3 a6 19. a4 Qc7 20. Nd2 Na7 21. Rd1 b5 22. a5 Qc6 23. Qb3 Kh8 24. Bf3 Rc7 25. Nf1 Qc4 26. Qb2 f5 27. Ne3 Qe6 28. Nxf5 Rxf5 29. exf5 Qxf5 30. Qe2 Nc6 31. Be4 1-0

[Event "Villa Ballester op"]
[Site "Villa Ballester"]
[Date "1992.??.??"]
[Round "8"]
[White "Costa Colombo, D."]
[Black "Caseres, S."]
[Result "1-0"]
[ECO "A36"]
[PlyCount "51"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. e4 d6 6. Nge2 0-0 7. 0-0 Nc6 8. Rb1 Rb8 9. a3 Nd4 10. h3 Be6 11. d3 Nd7 12. Be3 Nxe2+ 13. Nxe2 b5 14. b3 bxc4 15. dxc4 Qc8 16. Qc1 Ne5 17. Kh2 Rxb3 18. Rxb3 Bxc4 19. Qc2 Qa6 20. Re1 Bxb3 21. Qxb3 Nd3 22. Rb1 Nxf2 23. Nf4 e5 24. Nd5 Nd3 25. Qb5 Qxa3 26. Rb3 1-0

[Event "Villa Ballester op"]
[Site "Villa Ballester"]
[Date "1992.??.??"]
[Round "1"]
[White "Costa Colombo, D."]
[Black "De Pauli, C."]
[Result "1-0"]
[ECO "A22"]
[PlyCount "61"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 0-0 5. e4 d6 6. Nge2 Bg4 7. h3 Be6 8. Nd5 Ba5 9. 0-0 Qd7 10. Kh2 Bxd5 11. cxd5 c6 12. dxc6 Nxc6 13. d4 Bb6 14. Be3 Rfe8 15. d5 Bxe3 16. dxc6 Qxc6 17. fxe3 Nxe4 18. Rc1 Qa6 19. Bxe4 Qxa2 20. Qd2 Rac8 21. Bd5 Rxc1 22. Nxc1 Qa6 23. Bxf7+ Kh8 24. Qd3 Qxd3 25. Nxd3 Rf8 26. Rc1 h6 27. Rc7 Rb8 28. Be6 g5 29. Nb4 a6 30. Nd5 Re8 31. Nf6 1-0

[Event "Villa Ballester op"]
[Site "Villa Ballester"]
[Date "1992.??.??"]
[Round "6"]
[White "Costa Colombo, D."]
[Black "Dickau, Daniel"]
[Result "1-0"]
[ECO "D55"]
[PlyCount "65"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 Be7 5. Bg5 0-0 6. e3 b6 7. cxd5 exd5 8. Rc1 Bb7 9. Bd3 Ne4 10. Bxe7 Qxe7 11. 0-0 Nd7 12. Bb1 f5 13. a3 f4 14. exf4 Rxf4 15. Ne2 Rf6 16. Rxc7 Ba6 17. Ne5 Rd6 18. Re1 Qe6 19. f3 Nxe5 20. dxe5 Qxe5 21. fxe4 Rh6 22. Qxd5+ Qxd5 23. exd5 Re8 24. d6 Rxd6 25. Ba2+ Kh8 26. Bf7 Rf8 27. Ng3 h6 28. Rxa7 Bb5 29. Ne4 Rd4 30. Nc3 Bc6 31. Rd1 Rg4 32. Bd5 Be8 33. Ra8 1-0

[Event "Villa Ballester op"]
[Site "Villa Ballester"]
[Date "1992.??.??"]
[Round "3"]
[White "Costa Colombo, D."]
[Black "Scarella, Enrique Alejandro"]
[Result "0-1"]
[ECO "D20"]
[BlackElo "2255"]
[PlyCount "16"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. d4 dxc4 4. e4 e5 5. d5 Bc5 6. h3 b5 7. Nxb5 Nxe4 8. Be3 Bxe3 0-1

[Event "Villa Ballester op"]
[Site "Villa Ballester"]
[Date "1992.??.??"]
[Round "2"]
[White "Derman, O."]
[Black "Costa Colombo, D."]
[Result "0-1"]
[ECO "C66"]
[PlyCount "64"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. c3 Bd7 5. 0-0 Nf6 6. Re1 Be7 7. d4 0-0 8. Nbd2 Nxd4 9. cxd4 Bxb5 10. Qb3 c6 11. dxe5 dxe5 12. Nxe5 Nd7 13. Ndf3 Nxe5 14. Nxe5 Bd6 15. Nf3 a5 16. Be3 a4 17. Qc2 a3 18. b3 Bb4 19. Red1 Qe7 20. e5 h6 21. Qe4 Be2 22. Bxh6 Bxf3 23. gxf3 gxh6 24. Kh1 f5 25. Qc4+ Kh7 26. Rd4 Bc5 27. Rd2 Rfd8 28. Re2 Rd5 29. f4 Qe6 30. Rc1 Rad8 31. Rg1 Rg8 32. Rc1 Qg6 0-1

[Event "Villa Ballester op"]
[Site "Villa Ballester"]
[Date "1992.??.??"]
[Round "7"]
[White "Rodriguez, J."]
[Black "Costa Colombo, D."]
[Result "1-0"]
[ECO "D94"]
[PlyCount "95"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 g6 5. Nf3 Bg7 6. Be2 0-0 7. 0-0 b6 8. b4 Ne4 9. Nxe4 dxe4 10. Nd2 c5 11. bxc5 bxc5 12. Nxe4 cxd4 13. Bf3 Nc6 14. Rb1 Rb8 15. Rxb8 Nxb8 16. exd4 Qxd4 17. Qxd4 Bxd4 18. Ba3 Nc6 19. Rd1 Rd8 20. Nd6 Be5 21. Nxc8 Rxc8 22. Rd7 Bf6 23. Bd5 a5 24. Rb7 Kg7 25. g3 Nd8 26. Ra7 e6 27. Ra8 Rc7 28. Bf3 Rxc4 29. Rxa5 Rc2 30. Bc5 Bc3 31. Ra8 Be5 32. Be3 Nc6 33. a4 Nd4 34. Be4 Ra2 35. a5 Ra4 36. a6 Bc7 37. Bb7 Bb6 38. Kg2 h5 39. h4 Kf6 40. Rg8 Ra2 41. Rd8 Ke5 42. Rd7 f6 43. Kh3 Ra4 44. f3 g5 45. hxg5 fxg5 46. Bxg5 Kf5 47. Be3 e5 48. Rd6 1-0

