[Event "Valladolid San Mateo op 04th"]
[Site "Valladolid"]
[Date "1986.09.20"]
[Round "6"]
[White "Gonzalez Cabezon, Mariano"]
[Black "De la Fuente, Miguel Angel"]
[Result "0-1"]
[ECO "E20"]
[PlyCount "88"]
[EventDate "1986.09.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 e6 3. Nc3 c5 4. Bg5 cxd4 5. Qxd4 Be7 6. e4 Nc6 7. Qd1 Qc7 8. Bd3 a6 9. a3 Ne5 10. Bc2 d6 11. Bxf6 Bxf6 12. b3 b5 13. f4 Nd7 14. Nge2 bxc4 15. b4 0-0 16. 0-0 Bb7 17. Rb1 Rfb8 18. Rf3 e5 19. f5 Nb6 20. Rh3 g6 21. Ng3 Qe7 22. Qg4 Bc8 23. Nh5 Bg7 24. Ng3 f6 25. Qh4 h6 26. Qg4 g5 27. Nh5 Bd7 28. Rd1 Bf8 29. a4 a5 30. b5 Be8 31. Rg3 Bf7 32. h4 Bxh5 33. Qxh5 Qf7 34. Qg4 h5 35. Qe2 g4 36. Kh1 Rd8 37. Qe3 Rab8 38. Qf2 Qc7 39. Rd2 Bh6 40. Rd1 Qc5 41. Qxc5 dxc5 42. Nd5 Nxd5 43. Rxd5 Rxd5 44. exd5 Rd8 0-1

[Event "Valladolid San Mateo op 04th"]
[Site "Valladolid"]
[Date "1986.09.19"]
[Round "5"]
[White "Casares de la Fuente, Julio Cesar"]
[Black "Gonzalez Cabezon, Mariano"]
[Result "1-0"]
[ECO "A51"]
[PlyCount "34"]
[EventDate "1986.09.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. e3 Bb4 4. d4 Bxc3+ 5. bxc3 exd4 6. cxd4 d5 7. Nf3 0-0 8. Bd3 Re8 9. Ng5 Ne4 10. Bxe4 dxe4 11. Qh5 h6 12. Nxf7 Qf6 13. Nxh6+ gxh6 14. Qxe8+ Qf8 15. Qxf8+ Kxf8 16. 0-0 Bf5 17. Ba3+ Kg8 1-0

[Event "Valladolid San Mateo op 04th"]
[Site "Valladolid"]
[Date "1986.09.18"]
[Round "4"]
[White "Gonzalez Cabezon, Mariano"]
[Black "Gutierrez Perez, Luis Angel"]
[Result "0-1"]
[ECO "D31"]
[PlyCount "133"]
[EventDate "1986.09.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 dxc4 5. e4 Bb4 6. e5 Nd5 7. Bd2 Bxc3 8. bxc3 b5 9. a4 c6 10. axb5 cxb5 11. Be2 0-0 12. 0-0 h6 13. Qb1 a6 14. Qa2 Bb7 15. Rfb1 Qc7 16. Qc2 Nd7 17. Qc1 Ne7 18. Bf4 Qc6 19. Qd2 Ng6 20. Bg3 Rfd8 21. Qe3 Ne7 22. Bh4 Nf5 23. Qf4 Nf8 24. Bxd8 Rxd8 25. Qg4 Nh7 26. h4 Nf8 27. Ne1 Ng6 28. Bf3 Qc7 29. Bxb7 Qxb7 30. Nf3 Nge7 31. Rb2 Nd5 32. Qe4 Qb6 33. Qc2 Qb7 34. Qe4 Qb6 35. Rc1 Nfe7 36. Nd2 Rc8 37. Nf1 Ng6 38. g3 Nge7 39. Ne3 Nxe3 40. Qxe3 Nd5 41. Qf3 a5 42. Rcb1 b4 43. cxb4 axb4 44. Qd1 c3 45. Rc2 b3 46. Rcb2 cxb2 47. Rxb2 Rc2 48. Rxc2 bxc2 49. Qxc2 Qxd4 50. Qe2 Ne7 51. Kg2 Nf5 52. f4 Qd5+ 53. Kh2 Qb3 54. Qg2 h5 55. Qa8+ Kh7 56. Qg2 Ne3 57. Qe4+ Kh6 58. Kh3 Ng4 59. Qe1 Qf3 60. f5 Qxf5 61. Qd2+ Kh7 62. Qf4 Nxe5+ 63. Kg2 Qxf4 64. gxf4 Ng6 65. Kg3 Ne7 66. Kf3 Kg6 67. Ke4 0-1

[Event "Valladolid San Mateo op 04th"]
[Site "Valladolid"]
[Date "1986.09.17"]
[Round "3"]
[White "Pichel, JR."]
[Black "Gonzalez Cabezon, Mariano"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "18"]
[EventDate "1986.09.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 d5 2. e3 g6 3. Bd3 Bg7 4. Nd2 f5 5. Ngf3 Nf6 6. Ne5 Nbd7 7. Nef3 c5 8. c3 cxd4 9. exd4 Ne4 0-1

[Event "Valladolid San Mateo op 04th"]
[Site "Valladolid"]
[Date "1986.09.16"]
[Round "2"]
[White "Gonzalez Cabezon, Mariano"]
[Black "Hernando Pertierra, Jose Carlos"]
[Result "0-1"]
[ECO "B15"]
[BlackElo "2365"]
[PlyCount "60"]
[EventDate "1986.09.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 g6 4. Bd3 Bg7 5. Nf3 Nh6 6. h3 0-0 7. Be3 dxe4 8. Nxe4 Nf5 9. Qd2 Nxe3 10. fxe3 Nd7 11. g4 e5 12. dxe5 Nxe5 13. Nxe5 Bxe5 14. 0-0-0 Be6 15. Kb1 Qb6 16. c3 Rad8 17. Qc1 Bxa2+ 18. Kxa2 Rxd3 19. Rxd3 Qa6+ 20. Kb3 Qxd3 21. Ng3 b5 22. Rd1 Qc4+ 23. Kc2 Bxg3 24. Kb1 Be5 25. Qd2 b4 26. cxb4 Rb8 27. Rc1 Qe4+ 28. Qc2 Qxb4 29. b3 Qa3 30. Qe2 Qxb3+ 0-1

[Event "Valladolid San Mateo op 04th"]
[Site "Valladolid"]
[Date "1986.09.15"]
[Round "1"]
[White "Munoz Garcia, Eduardo"]
[Black "Gonzalez Cabezon, Mariano"]
[Result "1/2-1/2"]
[ECO "C41"]
[PlyCount "95"]
[EventDate "1986.09.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. d4 d6 5. dxe5 dxe5 6. Qxd8+ Nxd8 7. Nxe5 Be6 8. Bd3 Bd6 9. Nc4 Bxc4 10. Bxc4 Nf6 11. f3 Bb4+ 12. c3 Bc5 13. Bf4 c6 14. Nd2 0-0 15. 0-0-0 b5 16. Bb3 Nh5 17. Be5 Re8 18. f4 Be3 19. g3 Nf6 20. Bxf6 gxf6 21. Bc2 Ne6 22. Rhe1 Bf2 23. Re2 Bb6 24. Nf3 Rad8 25. Rxd8 Rxd8 26. e5 Kg7 27. Nh4 fxe5 28. Rxe5 Bg1 29. Nf3 Bf2 30. Re2 Bb6 31. Ne5 Rd6 32. Bb3 c5 33. Bxe6 Rxe6 34. Rd2 Bc7 35. Rd5 Bb6 36. Kd2 Re7 37. Rd7 Rxd7+ 38. Nxd7 f5 39. Nxb6 axb6 40. Kd3 Kf6 41. b4 Ke6 42. a3 Kd5 43. h3 c4+ 44. Ke3 h5 45. h4 Kc6 46. Kd4 Kd6 47. Ke3 Kd5 48. Kf3 1/2-1/2

