[Event "San Sebastian Primavera de Gros op 11th"]
[Site "San Sebastian"]
[Date "2015.06.13"]
[Round "8"]
[White "Moreno Estebanez, Patxi"]
[Black "Osa Astrain, Ricardo"]
[Result "1/2-1/2"]
[ECO "B04"]
[WhiteElo "1592"]
[BlackElo "1882"]
[PlyCount "81"]
[EventDate "2015.04.25"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ESP"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nc3 g6 7. h3 Bg7 8. Nf3 0-0 9. Be2 Nc6 10. 0-0 Bd7 11. Re1 Rc8 12. Bf1 e5 13. Bg5 f6 14. Be3 exd4 15. Nxd4 Kh8 16. Ndb5 Ne5 17. Nxd6 Nbxc4 18. Bxc4 Nxc4 19. Nxc8 Qxc8 20. Bd4 Bc6 21. b3 Ne5 22. f4 Nf7 23. Qg4 Bd7 24. Qh4 f5 25. Bxg7+ Kxg7 26. Rac1 Qc5+ 27. Kh1 Bc6 28. Red1 Qe3 29. Re1 Qd2 30. Qg3 g5 31. Ne2 Re8 32. Qc3+ Qxc3 33. Nxc3 Rxe1+ 34. Rxe1 gxf4 35. Rf1 f3 36. gxf3 Ne5 37. Kg2 Kf6 38. b4 b5 39. Nb1 Kg5 40. Nd2 Kf4 41. Nb1 1/2-1/2

[Event "San Sebastian Primavera de Gros op 11th"]
[Site "San Sebastian"]
[Date "2015.06.06"]
[Round "7"]
[White "Osa Astrain, Ricardo"]
[Black "Fuente San Sebastian, Ernesto"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "1882"]
[BlackElo "1842"]
[PlyCount "75"]
[EventDate "2015.04.25"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ESP"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. Nf3 e6 5. Bf4 Be7 6. Qc2 Bb4 7. e3 Bxc3+ 8. bxc3 Be4 9. Bd3 d5 10. cxd5 Bxd3 11. Qxd3 Nxd5 12. Bg5 f6 13. Bh4 Nd7 14. 0-0 g5 15. Bg3 Kf7 16. c4 Ne7 17. Rad1 h5 18. d5 e5 19. h4 Nc5 20. Qc2 g4 21. Nd2 Qd7 22. f4 e4 23. f5 Nxf5 24. Rxf5 Qxf5 25. Rf1 Qg6 26. Be5 Nd7 27. Bxc7 Rae8 28. Qa4 Nc5 29. Qxa7 Re7 30. Qxb6 Nd7 31. Qd4 Rc8 32. Bd6 Ree8 33. c5 f5 34. Nxe4 Nf6 35. Be5 Nxe4 36. Qxe4 Rxe5 37. Qxe5 Rf8 38. Qxf5+ 1-0

[Event "San Sebastian Primavera de Gros op 11th"]
[Site "San Sebastian"]
[Date "2015.05.30"]
[Round "6"]
[White "Regillaga Otano, Jon"]
[Black "Osa Astrain, Ricardo"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "1765"]
[BlackElo "1882"]
[PlyCount "28"]
[EventDate "2015.04.25"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ESP"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 c6 10. Nxe5 Re8 11. 0-0-0 Nxe4 12. Nxe4 Bxe5 13. Nf6+ Bxf6 14. Bxf6 Nd7 0-1

[Event "San Sebastian Primavera de Gros 4th"]
[Site "San Sebastian"]
[Date "2008.05.24"]
[Round "4"]
[White "Olabe Odriozola, Eduardo"]
[Black "Osa Astrain, Ricardo"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "1705"]
[BlackElo "1939"]
[PlyCount "88"]
[EventDate "2008.05.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 Nf6 2. d3 e5 3. f4 exf4 4. Bxf4 Bc5 5. Nf3 d6 6. d4 Bb6 7. Nbd2 Bg4 8. c3 Qe7 9. Bd3 Nbd7 10. 0-0 Ne5 11. Bc2 0-0 12. Re1 Rad8 13. Kh1 Ng6 14. Bg3 Nh5 15. Bf2 Qd7 16. Nc4 Ngf4 17. Bb3 Kh8 18. Nxb6 axb6 19. Re3 Rfe8 20. Qc2 Bxf3 21. Rxf3 Qg4 22. Bg3 Ne6 23. Bxe6 Rxe6 24. e5 Rh6 25. Kg1 dxe5 26. Bxe5 Re8 27. Rxf7 Rg6 28. Raf1 Nf6 29. Bxf6 gxf6 30. Rxc7 Re2 31. Rc8+ Kg7 32. Rc7+ Kh6 33. Qc1+ Qg5 34. Qxg5+ Kxg5 35. h4+ Kg4 36. Rf2 Re1+ 37. Kh2 Rh6 38. g3 f5 39. Rg7+ Rg6 40. Rf4+ Kh5 41. Rxh7+ Rh6 42. Rxf5+ Kg6 43. Rhf7 Re2+ 44. Rf2 Rxb2 1-0

[Event "San Sebastian op 31st"]
[Site "San Sebastian"]
[Date "2008.03.21"]
[Round "7"]
[White "Martin Alvarez, Inigo"]
[Black "Osa Astrain, Ricardo"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2189"]
[BlackElo "1950"]
[PlyCount "119"]
[EventDate "2008.03.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 cxd4 5. Bd3 g6 6. Bf4 Nc6 7. a3 Bh6 8. Qd2 Bxf4 9. Qxf4 f6 10. Qg3 Qe7 11. Nbd2 fxe5 12. Nxe5 Nxe5 13. Qxe5 Qf6 14. Qxf6 Nxf6 15. Nf3 a6 16. 0-0 0-0 17. Rfe1 Bd7 18. Nxd4 Rae8 19. Nf3 Bc8 20. Ne5 Nd7 21. c4 Nxe5 22. Rxe5 dxc4 23. Bxc4 Rf5 24. Re4 Kf7 25. Rae1 b5 26. Bb3 Rc5 27. Rh4 Kg7 28. Rd4 Kf6 29. Rf4+ Rf5 30. Rfe4 Rh5 31. a4 Re7 32. Rd4 Bd7 33. a5 Rc5 34. Rd6 Rc6 35. Red1 Rxd6 36. Rxd6 Bc8 37. h4 Kf5 38. Rc6 Bb7 39. Rb6 Kf6 40. Bxe6 Rxe6 41. Rxb7 h5 42. Rb6 Ke5 43. Rxe6+ Kxe6 44. f3 Ke5 45. Kf2 Kd4 46. g4 b4 47. gxh5 gxh5 48. Ke2 Ke5 49. Ke3 Kf5 50. b3 Ke5 51. f4+ Kf5 52. Kf3 Kf6 53. Ke4 Ke6 54. f5+ Kf6 55. Kf4 Kf7 56. Kg5 Kg7 57. f6+ Kf7 58. Kf5 Kg8 59. Ke6 Kf8 60. f7 1-0

[Event "San Sebastian op 31st"]
[Site "San Sebastian"]
[Date "2008.03.19"]
[Round "4"]
[White "Osa Astrain, Ricardo"]
[Black "Garcia Blanco, Omar"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "1950"]
[BlackElo "2139"]
[PlyCount "64"]
[EventDate "2008.03.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nc3 bxc4 5. e4 d6 6. Bxc4 g6 7. Nge2 Bg7 8. 0-0 0-0 9. Bg5 Ba6 10. Bxa6 Nxa6 11. Qd2 Rb8 12. Ng3 Qa5 13. h4 h5 14. f4 Ng4 15. Bxe7 Rfe8 16. Bxd6 Bd4+ 17. Kh1 Qd8 18. Nf5 gxf5 19. g3 Qxd6 20. e5 Qg6 21. Rf3 Kh7 22. Qe2 Rg8 23. Raf1 Nc7 24. Rd3 Rgd8 25. Rxd4 cxd4 26. Ne4 fxe4 27. f5 Qh6 28. f6 Qe3 29. Qc4 Nxe5 30. Qxc7 Qxg3 31. Qe7 Qh3+ 32. Kg1 Rg8+ 0-1

[Event "San Sebastian Udaberriko op"]
[Site "San Sebastian"]
[Date "2007.06.16"]
[Round "7"]
[White "Juez Villar, Erik"]
[Black "Osa Astrain, Ricardo"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1782"]
[BlackElo "1950"]
[PlyCount "74"]
[EventDate "2007.05.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. c4 c5 4. e4 Nc6 5. d5 Ne5 6. Nc3 d6 7. Nxe5 Bxe5 8. Be2 e6 9. 0-0 Bg7 10. f4 a6 11. dxe6 fxe6 12. f5 Nf6 13. fxg6 hxg6 14. Bg5 Qe7 15. e5 dxe5 16. Ne4 0-0 17. Rf3 Bd7 18. Bxf6 Rxf6 19. Rxf6 Bc6 20. Rxg6 Bxe4 21. Rg3 Rd8 22. Qb3 Bc6 23. Rf1 Rf8 24. Rxf8+ Qxf8 25. Qe3 Qd6 26. Qg5 Qd7 27. Bg4 Kf8 28. Bh5 Qd4+ 29. Kh1 e4 30. Qf4+ Qf6 31. Qb8+ Ke7 32. Qc7+ Kf8 33. Qd6+ Kg8 34. h3 e3 35. Qd3 Qd4 36. Qxe3 Qxe3 37. Rxe3 Bxb2 1-0

[Event "San Sebastian Udaberriko op"]
[Site "San Sebastian"]
[Date "2007.06.09"]
[Round "6"]
[White "Osa Astrain, Ricardo"]
[Black "Zurutuza Zapirain, Juan Maria"]
[Result "1-0"]
[ECO "E40"]
[WhiteElo "1950"]
[PlyCount "75"]
[EventDate "2007.05.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 Nf6 6. e3 b6 7. Qc2 Ba6 8. Nf3 0-0 9. Nd2 Ng4 10. Be2 f5 11. 0-0 dxc4 12. e4 Bb7 13. Bxc4 Qd6 14. g3 Nd7 15. exf5 Rae8 16. fxe6 Kh8 17. exd7 Qxd7 18. Qd3 Nxf2 19. Rxf2 Rxf2 20. Kxf2 Qh3 21. Nf3 Be4 22. Qf1 Qh5 23. Qg2 Rf8 24. Bf4 h6 25. Re1 Bb7 26. d5 Bc8 27. Bf1 Qxd5 28. Re5 Qa2+ 29. Re2 Qxa3 30. Kg1 Bb7 31. Qf2 Qa1 32. Nh4 Kh7 33. Ra2 Qb1 34. Qc2+ Qxc2 35. Rxc2 g5 36. Bd3+ Kg8 37. Ng6 Re8 38. Bxc7 1-0

[Event "San Sebastian Udaberriko op"]
[Site "San Sebastian"]
[Date "2007.06.02"]
[Round "5"]
[White "Olaizola Ortega, Luis"]
[Black "Osa Astrain, Ricardo"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "2192"]
[BlackElo "1950"]
[PlyCount "63"]
[EventDate "2007.05.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. Be3 Nc6 8. d5 Ne7 9. Nd2 Ne8 10. Qc2 f5 11. f3 Nf6 12. 0-0-0 Bd7 13. Kb1 c6 14. dxc6 bxc6 15. Nb3 Qc7 16. Qd2 f4 17. Bf2 d5 18. cxd5 cxd5 19. exd5 Rfc8 20. d6 Bf5+ 21. Ka1 Qb8 22. Ba6 Nc6 23. Nb5 Be6 24. Qc3 Bxb3 25. Qxb3+ Kh8 26. Rhe1 Nd4 27. Nxd4 exd4 28. Rxd4 Nd7 29. Rd2 Re8 30. Re7 Qd8 31. Qf7 Rg8 32. Bd4 1-0

[Event "San Sebastian op 30th"]
[Site "San Sebastian"]
[Date "2007.04.08"]
[Round "9"]
[White "Osa Astrain, Ricardo"]
[Black "Lakunza Oyarbide, Juan Carlos"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "1950"]
[BlackElo "2170"]
[PlyCount "63"]
[EventDate "2007.04.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 117 Extra"]
[Source "ChessBase"]
[SourceDate "2007.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2007.05.09"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 0-0 6. Ng3 c5 7. d5 e6 8. Be2 Re8 9. h4 exd5 10. cxd5 b6 11. h5 Ba6 12. Bxa6 Nxa6 13. Qe2 Nb4 14. hxg6 hxg6 15. Bg5 c4 16. 0-0-0 Nd3+ 17. Kb1 b5 18. Rh3 Qa5 19. Rdh1 Nxb2 20. Qxb2 Nd7 21. e5 Rxe5 22. Nce4 f5 23. f4 fxe4 24. fxe5 c3 25. Qc2 Nxe5 26. Nxe4 Nc4 27. Kc1 Rf8 28. Nf6+ Kf7 29. Rf3 Qa3+ 30. Kd1 Ne5 31. Rxc3 Bxf6 32. Rxa3 1-0

[Event "San Sebastian op 30th"]
[Site "San Sebastian"]
[Date "2007.04.07"]
[Round "8"]
[White "Rodriguez Gonzalez, Alex"]
[Black "Osa Astrain, Ricardo"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2091"]
[BlackElo "1950"]
[PlyCount "45"]
[EventDate "2007.04.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 117 Extra"]
[Source "ChessBase"]
[SourceDate "2007.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2007.05.09"]
[SourceQuality "1"]

1. e4 g6 2. Nc3 Bg7 3. f4 e6 4. Nf3 d5 5. e5 a6 6. d4 Nd7 7. Be3 Ne7 8. g4 b6 9. b4 c5 10. b5 c4 11. a4 Bb7 12. Bg2 Nc8 13. 0-0 a5 14. f5 gxf5 15. gxf5 exf5 16. Ng5 Rg8 17. Qh5 Nxe5 18. dxe5 Kd7 19. Qxf7+ Ne7 20. Qe6+ Ke8 21. Nf7 Qd7 22. Nd6+ Kd8 23. Bxb6+ 1-0

[Event "San Sebastian op 30th"]
[Site "San Sebastian"]
[Date "2007.04.06"]
[Round "7"]
[White "Osa Astrain, Ricardo"]
[Black "Izagirre Alsua, Aritz"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "1950"]
[BlackElo "1709"]
[PlyCount "55"]
[EventDate "2007.04.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 117 Extra"]
[Source "ChessBase"]
[SourceDate "2007.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2007.05.09"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. Nge2 d6 6. Ng3 Nbd7 7. Be2 c5 8. d5 Ne8 9. h4 h6 10. h5 g5 11. Nf5 f6 12. f4 e6 13. dxe6 Qb6 14. Nd5 Qa6 15. Nde7+ Kh7 16. Nxc8 Nb6 17. Ncxd6 Nxd6 18. Nxd6 Rfd8 19. Qc2 Kg8 20. e5 fxe5 21. fxe5 Nc8 22. Nf7 Re8 23. Nxh6+ Kh8 24. Nf7+ Kg8 25. Nxg5 Rxe6 26. Qh7+ Kf8 27. Nxe6+ Qxe6 28. Rf1+ 1-0

[Event "San Sebastian op 30th"]
[Site "San Sebastian"]
[Date "2007.04.05"]
[Round "6"]
[White "Lanas Urquiola, Mikel"]
[Black "Osa Astrain, Ricardo"]
[Result "0-1"]
[ECO "B27"]
[BlackElo "1950"]
[PlyCount "80"]
[EventDate "2007.04.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 117 Extra"]
[Source "ChessBase"]
[SourceDate "2007.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2007.05.09"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c3 c5 4. Nf3 b6 5. Be2 Ba6 6. Bxa6 Nxa6 7. d5 Nc7 8. 0-0 d6 9. Re1 Nf6 10. Nbd2 b5 11. Nb3 a5 12. Rb1 0-0 13. Nbd2 Nh5 14. c4 Qd7 15. b3 Nf4 16. Nf1 Qg4 17. Ng3 Nh5 18. h3 Qd7 19. Nxh5 gxh5 20. Nh2 bxc4 21. Qxh5 f5 22. bxc4 fxe4 23. Rxe4 Ne8 24. Re6 Qa4 25. Bh6 Qxa2 26. Rf1 Qc2 27. Bxg7 Nxg7 28. Qg4 Rf7 29. Qe2 Qxe2 30. Rxe2 Rf4 31. Rc2 Nf5 32. g3 Re4 33. g4 Nd4 34. Ra2 a4 35. Rfa1 Ne2+ 36. Kg2 Nc3 37. Rc2 Rxc4 38. Rac1 a3 39. Rxc3 Rxc3 40. Rxc3 a2 0-1

[Event "San Sebastian op 30th"]
[Site "San Sebastian"]
[Date "2007.04.05"]
[Round "5"]
[White "Osa Astrain, Ricardo"]
[Black "Orus, Julien"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1950"]
[PlyCount "59"]
[EventDate "2007.04.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 117 Extra"]
[Source "ChessBase"]
[SourceDate "2007.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2007.05.09"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 Nc6 6. Bc4 Qc7 7. Bb3 e6 8. Bg5 Nge7 9. Nc3 d6 10. 0-0 0-0 11. Rc1 Qd8 12. Qd2 Na5 13. Bc2 Nc4 14. Qe2 Nb6 15. e5 dxe5 16. dxe5 Bd7 17. Ne4 Qe8 18. Nf6+ Bxf6 19. Bxf6 Ned5 20. Bb3 Bb5 21. Qd2 Nxf6 22. exf6 Qd8 23. Qg5 Bxf1 24. Rd1 h6 25. Qh4 Nd5 26. Bxd5 exd5 27. Rxd5 Qb6 28. Rf5 h5 29. Rxh5 gxh5 30. Qg3+ 1-0

[Event "San Sebastian op 30th"]
[Site "San Sebastian"]
[Date "2007.04.04"]
[Round "4"]
[White "Juez Villar, Erik"]
[Black "Osa Astrain, Ricardo"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1782"]
[BlackElo "1950"]
[PlyCount "91"]
[EventDate "2007.04.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 117 Extra"]
[Source "ChessBase"]
[SourceDate "2007.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2007.05.09"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. Bf4 d6 6. e3 Na6 7. Be2 c5 8. h3 Bf5 9. 0-0 Rc8 10. a3 cxd4 11. exd4 Qb6 12. Qd2 Rfd8 13. b4 e5 14. Be3 exd4 15. Bxd4 Ne4 16. Nxe4 Bxd4 17. Qxd4 Qxd4 18. Nxd4 Bxe4 19. Rac1 b6 20. Nb5 Rd7 21. Rfd1 Rcd8 22. Rd4 Bb7 23. Rcd1 Re7 24. Bf1 d5 25. cxd5 Re5 26. Nxa7 Nc7 27. Nc6 Bxc6 28. dxc6 Red5 29. Rxd5 Rxd5 30. Rxd5 Nxd5 31. Bc4 Nc7 32. b5 Kf8 33. Kf1 Ke7 34. a4 f6 35. Ke2 Kd6 36. Kd3 Kc5 37. Kc3 Na8 38. Bg8 h6 39. Bf7 g5 40. g4 Nc7 41. f3 Na8 42. Bc4 Nc7 43. Bb3 Na8 44. Kd3 Nc7 45. Ke4 Kb4 46. Bd1 1-0

[Event "San Sebastian op 30th"]
[Site "San Sebastian"]
[Date "2007.04.03"]
[Round "3"]
[White "Sanchez Ruesga, Hector"]
[Black "Osa Astrain, Ricardo"]
[Result "1-0"]
[ECO "B27"]
[BlackElo "1950"]
[PlyCount "73"]
[EventDate "2007.04.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 117 Extra"]
[Source "ChessBase"]
[SourceDate "2007.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2007.05.09"]
[SourceQuality "1"]

1. e4 g6 2. Nf3 Bg7 3. c3 c5 4. Bc4 e6 5. d4 cxd4 6. cxd4 Qc7 7. Bb3 d6 8. Be3 Bd7 9. Nbd2 Bb5 10. Ba4 a6 11. Bxb5+ axb5 12. Rc1 Qd7 13. a3 Nf6 14. Qc2 Nc6 15. 0-0 0-0 16. Qb3 Na5 17. Qd3 Rfc8 18. e5 Nd5 19. exd6 f5 20. Nb1 Nc4 21. b3 Ncxe3 22. fxe3 Bh6 23. Rxc8+ Rxc8 24. Re1 Rc1 25. Rxc1 Bxe3+ 26. Kh1 Bxc1 27. Ne5 Qxd6 28. Qxb5 Qe7 29. Nd7 Bf4 30. g3 Nc7 31. Qxb7 Qxd7 32. gxf4 Qd5+ 33. Qxd5 Nxd5 34. b4 Kf7 35. Kg1 Nxf4 36. Nc3 Ne2+ 37. Nxe2 1-0

[Event "San Sebastian op 30th"]
[Site "San Sebastian"]
[Date "2007.04.02"]
[Round "2"]
[White "Osa Astrain, Ricardo"]
[Black "Huesmann, Thomas"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "1950"]
[BlackElo "2295"]
[PlyCount "74"]
[EventDate "2007.04.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 117 Extra"]
[Source "ChessBase"]
[SourceDate "2007.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2007.05.09"]
[SourceQuality "1"]

1. d4 f5 2. Bg5 g6 3. Nc3 Bg7 4. e4 fxe4 5. Nxe4 d5 6. Ng3 Nf6 7. Bd3 c5 8. c3 Nc6 9. Nf3 cxd4 10. cxd4 Bg4 11. Be3 0-0 12. Be2 Bxf3 13. Bxf3 e5 14. dxe5 Nxe5 15. Be2 h5 16. Bg5 Qa5+ 17. b4 Qxb4+ 18. Bd2 Qe7 19. Rb1 Nd3+ 20. Kf1 Nxf2 21. Kxf2 Ng4+ 22. Ke1 Nf2 23. Qb3 Nxh1 24. Qxd5+ Rf7 25. Nxh1 Rd8 26. Qb3 Qh4+ 27. Ng3 Qd4 28. Nf1 Qf2+ 29. Kd1 Kh7 30. Rc1 Re7 31. Qf3 Qd4 32. Qa3 Red7 33. Rc4 Qd5 34. Rc2 Qxg2 35. Qg3 Qe4 36. Qf3 Qd4 37. Qa3 Bh6 0-1

[Event "San Sebastian Gros op 16th"]
[Site "San Sebastian"]
[Date "2006.09.25"]
[Round "5"]
[White "Garro Beraza, Haritz"]
[Black "Osa Astrain, Ricardo"]
[Result "1-0"]
[ECO "B27"]
[BlackElo "2020"]
[PlyCount "55"]
[EventDate "2006.09.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 114 Extra"]
[Source "ChessBase"]
[SourceDate "2006.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.03"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 c5 4. c3 b6 5. Bd3 Ba6 6. 0-0 Bxd3 7. Qxd3 cxd4 8. Nxd4 Nc6 9. Be3 Nf6 10. f3 0-0 11. Nd2 Ne5 12. Qe2 Nc6 13. Rfd1 Nxd4 14. Bxd4 Qc7 15. Nf1 Nh5 16. Qb5 d6 17. Bxg7 Kxg7 18. Ne3 e6 19. Qd3 Rad8 20. Qc4 Qe7 21. Qd4+ e5 22. Qd2 Nf4 23. g3 Nh3+ 24. Kg2 Ng5 25. Nd5 Qe6 26. Qxg5 f5 27. Qe7+ Qxe7 28. Nxe7 1-0

[Event "San Sebastian Gros op 16th"]
[Site "San Sebastian"]
[Date "2006.09.23"]
[Round "3"]
[White "Garcia Nestar, Daniel"]
[Black "Osa Astrain, Ricardo"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "1470"]
[BlackElo "2020"]
[PlyCount "71"]
[EventDate "2006.09.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 114 Extra"]
[Source "ChessBase"]
[SourceDate "2006.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. e4 d6 6. Be2 e5 7. d5 c6 8. 0-0 Na6 9. Be3 Ng4 10. Bg5 Qc7 11. h3 Nf6 12. Qc2 Bd7 13. Rad1 cxd5 14. Bxf6 Bxf6 15. Nxd5 Qd8 16. Nxf6+ Qxf6 17. Qd2 Bc6 18. Qxd6 Qxd6 19. Rxd6 f6 20. Nd2 Rad8 21. Rxd8 Rxd8 22. Rd1 Nc5 23. f3 Na4 24. Nb3 Rxd1+ 25. Bxd1 Nxb2 26. Be2 b6 27. c5 Na4 28. cxb6 Nc3 29. Bc4+ Kf8 30. bxa7 Ke7 31. Na5 Ba8 32. Ba6 Na4 33. Bb7 Bxb7 34. Nxb7 Nb6 35. Kf2 Kd7 36. Kg3 1-0

[Event "San Sebastian Gros op 16th"]
[Site "San Sebastian"]
[Date "2006.09.22"]
[Round "2"]
[White "Osa Astrain, Ricardo"]
[Black "Paunovic, Dragan"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2020"]
[BlackElo "2506"]
[PlyCount "66"]
[EventDate "2006.09.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 114 Extra"]
[Source "ChessBase"]
[SourceDate "2006.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 exd5 5. d4 Nc6 6. Bb5 Bd6 7. 0-0 Nge7 8. Bg5 0-0 9. dxc5 Bxc5 10. Bd3 f6 11. Be3 Bxe3 12. fxe3 Qb6 13. Qc2 Qxe3+ 14. Kh1 Qh6 15. Nbd2 Be6 16. b4 Bf7 17. Nb3 Rfc8 18. a3 Ne5 19. Nbd4 Bg6 20. Bxg6 Qxg6 21. Qxg6 N7xg6 22. Nb5 Nxf3 23. Rxf3 Ne5 24. Rg3 a6 25. Nd4 g6 26. h4 Rc4 27. Rf1 Nc6 28. Rf4 Nxd4 29. cxd4 Kf7 30. Re3 Rac8 31. Kg1 R8c6 32. Kf2 Re6 33. Re5 Rxe5 0-1

[Event "San Sebastian op 28th"]
[Site "San Sebastian"]
[Date "2005.03.23"]
[Round "6"]
[White "Osa Astrain, Ricardo"]
[Black "Alonso Arburu, Jose Maria"]
[Result "0-1"]
[ECO "B13"]
[BlackElo "2154"]
[PlyCount "48"]
[EventDate "2005.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 105 Extra"]
[Source "ChessBase"]
[SourceDate "2005.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.05.01"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. h3 g6 6. Bf4 Bg7 7. c3 0-0 8. Bd3 Nc6 9. 0-0 a6 10. a4 Nh5 11. Bh2 Bh6 12. Kh1 Bf4 13. g4 Bxh2 14. gxh5 Bf4 15. hxg6 hxg6 16. Nh4 e5 17. Nxg6 fxg6 18. Rg1 Qh4 19. Rxg6+ Kf7 20. Rg2 Bxh3 21. Bg6+ Kg7 22. Qb3 Bxg2+ 23. Kxg2 Be3 24. Qxb7+ Ne7 0-1

[Event "San Sebastian op 28th"]
[Site "San Sebastian"]
[Date "2005.03.19"]
[Round "1"]
[White "Paunovic, Dragan"]
[Black "Osa Astrain, Ricardo"]
[Result "1-0"]
[ECO "E08"]
[WhiteElo "2518"]
[PlyCount "57"]
[EventDate "2005.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 105 Extra"]
[Source "ChessBase"]
[SourceDate "2005.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.05.01"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Nbd7 5. 0-0 c6 6. Qc2 Be7 7. d4 0-0 8. b3 Rb8 9. Bf4 Ra8 10. Nc3 Re8 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Nf8 14. Rfd1 Ng6 15. Bd2 Qc7 16. h4 e5 17. h5 f5 18. Qe2 Nh8 19. dxe5 Bf6 20. Qd3 Bxe5 21. Nxe5 Rxe5 22. Bf4 Nf7 23. Bxe5 Nxe5 24. Qd8+ Qxd8 25. Rxd8+ Kf7 26. Re1 Nd7 27. Ree8 Nb6 28. c5 Bd7 29. cxb6 1-0

[Event "Barcelona Catalunya op"]
[Site "Barcelona"]
[Date "2005.??.??"]
[Round "1.17"]
[White "Osa Astrain, Ricardo"]
[Black "Rodriguez Fidalgo, Domingo"]
[Result "1-0"]
[ECO "A65"]
[WhiteElo "2061"]
[PlyCount "111"]
[EventDate "2005.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Bf4 a6 8. Bd3 Bg7 9. Nge2 b5 10. Ng3 0-0 11. 0-0 Re8 12. Qd2 Qc7 13. Rac1 Nbd7 14. a4 b4 15. Nce2 Qb6 16. Kh1 Ne5 17. Bxe5 Rxe5 18. f4 Re8 19. f5 Qd8 20. Qf4 Qe7 21. Ng1 Qe5 22. fxg6 fxg6 23. Qxe5 Rxe5 24. Nf3 Re7 25. h3 Nd7 26. b3 Ne5 27. Bb1 Bd7 28. Rce1 Ree8 29. Ne2 Rf8 30. Ng5 h6 31. Nf3 Nxf3 32. Rxf3 Be5 33. Ref1 Rxf3 34. Rxf3 Rf8 35. Bd3 a5 36. Ng1 Kg7 37. Rxf8 Kxf8 38. Nf3 Bc3 39. Kh2 Kg7 40. Kg3 Kf6 41. Kf4 Bb2 42. Ke3 Ba3 43. Ba6 Kg7 44. Kd3 Kf6 45. Kc4 Bb2 46. Bb7 Ke7 47. Bc6 Bxc6 48. dxc6 Kd8 49. Kb5 Kc7 50. Nd2 Bc3 51. Nc4 Be5 52. Nxa5 g5 53. Nc4 Bd4 54. a5 Bf6 55. a6 Bd8 56. a7 1-0

[Event "Barceloneta op 3rd"]
[Site "Barcelona"]
[Date "2003.??.??"]
[Round "?"]
[White "Giner Borras, Jesus"]
[Black "Osa Astrain, Ricardo"]
[Result "1/2-1/2"]
[ECO "C15"]
[PlyCount "61"]
[EventDate "2003.09.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 dxe4 6. Qg4 Qf6 7. Qxe4 Ne7 8. Bf4 Nd5 9. Be5 Qh6 10. c4 Nf6 11. Qf3 c5 12. dxc5 0-0 13. h3 Nfd7 14. Bd6 Re8 15. Rd1 Nc6 16. Be2 e5 17. Qc3 Qg6 18. Nf3 Nd4 19. Nxd4 exd4 20. Qf3 Qxc2 21. Qd3 Qc3+ 22. Qxc3 dxc3 23. Rd3 c2 24. Rc3 Ne5 25. Rxc2 Bf5 26. Kd2 Bxc2 27. Kxc2 Nc6 28. Bd3 Re6 29. Rb1 b6 30. Kc3 Rc8 31. Bf5 1/2-1/2

