[Event "Najdorf U26 qual op"]
[Site "Buenos Aires"]
[Date "2003.10.06"]
[Round "7.19"]
[White "Aguilar, Mauricio"]
[Black "Santorsola, Marcos"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2140"]
[PlyCount "45"]
[EventDate "2003.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bb7 12. Be2 0-0 13. 0-0 Na5 14. Nc2 Bxd5 15. Qxd5 Qc7 16. Ne3 g6 17. Rfd1 Rfd8 18. a4 Qc5 19. b4 Qxd5 20. Nxd5 Nb3 21. Ra3 Bg7 22. Rxb3 bxa4 23. Ra3 1-0

[Event "Najdorf U26 qual op"]
[Site "Buenos Aires"]
[Date "2003.10.06"]
[Round "8.24"]
[White "Santorsola, Marcos"]
[Black "Perez Meisegeier, Javier"]
[Result "1/2-1/2"]
[ECO "D35"]
[PlyCount "54"]
[EventDate "2003.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 c6 5. cxd5 exd5 6. Nc3 Bf5 7. e3 Nbd7 8. Bd3 Bxd3 9. Qxd3 h6 10. Bxf6 Nxf6 11. 0-0 Bd6 12. Ne5 Nd7 13. f4 g5 14. Qf5 Bxe5 15. fxe5 Qe7 16. e4 Nb6 17. exd5 Nxd5 18. Nxd5 cxd5 19. Rac1 0-0 20. Rc5 Qe6 21. g4 Rad8 22. Qxe6 fxe6 23. Rc7 Rxf1+ 24. Kxf1 Rf8+ 25. Ke2 Rf7 26. Rxf7 Kxf7 27. Ke3 Kg6 1/2-1/2

[Event "Najdorf U26 qual op"]
[Site "Buenos Aires"]
[Date "2003.10.04"]
[Round "6.21"]
[White "Santorsola, Marcos"]
[Black "Athanario, Daniel"]
[Result "1-0"]
[ECO "B73"]
[PlyCount "105"]
[EventDate "2003.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 d6 7. Be2 Qb6 8. Na4 Qd8 9. 0-0 Bd7 10. Nc3 Nf6 11. Qd2 0-0 12. f4 Ng4 13. Bxg4 Bxg4 14. f5 Ne5 15. h3 Bh5 16. g4 Bxg4 17. hxg4 Nxg4 18. Nd5 Ne5 19. Bg5 Re8 20. f6 exf6 21. Bxf6 Qd7 22. Bxg7 Qg4+ 23. Qg2 Kxg7 24. Nc7 Qd7 25. Nxa8 Rxa8 26. Rf4 Rf8 27. Nf5+ Kh8 28. Nh6 Qb5 29. Raf1 Kg7 30. Nf5+ Kg8 31. Nxd6 Qc5+ 32. R1f2 Qxd6 33. Qg5 Qe6 34. Rh4 f5 35. exf5 Rxf5 36. Rxf5 Qxf5 37. Qxf5 gxf5 38. Rh5 Nf3+ 39. Kf2 Nd4 40. c3 Ne6 41. Rxf5 Kg7 42. Rd5 Kg6 43. Rd7 Nc5 44. Rc7 Nd3+ 45. Kg3 Nxb2 46. Rxb7 Nd1 47. c4 Nc3 48. Rxa7 h5 49. Kf4 Kf6 50. Ra6+ Ke7 51. Kg5 Ne4+ 52. Kxh5 Nd6 53. Rxd6 1-0

[Event "Najdorf U26 qual op"]
[Site "Buenos Aires"]
[Date "2003.10.03"]
[Round "5.24"]
[White "Capdevila, Dario"]
[Black "Santorsola, Marcos"]
[Result "1/2-1/2"]
[ECO "B46"]
[PlyCount "77"]
[EventDate "2003.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 a6 6. Be2 Nc6 7. Be3 Bb4 8. f3 Qa5 9. Qd2 0-0 10. 0-0 Bxc3 11. Qxc3 Qxc3 12. bxc3 b5 13. c4 bxc4 14. Nxc6 dxc6 15. Bxc4 a5 16. Rab1 Ba6 17. Bxa6 Rxa6 18. Rb7 Raa8 19. Rfb1 Rfd8 20. Rc7 Rac8 21. Ra7 Ra8 22. Re7 Rd7 23. Rxd7 Nxd7 24. Rb7 Ne5 25. Bd4 Nc4 26. Rc7 Rd8 27. Rxc6 e5 28. Rxc4 exd4 29. Ra4 Kf8 30. Rxa5 Rc8 31. Rd5 Rxc2 32. a4 Rc4 33. a5 Ra4 34. Kf2 Ra2+ 35. Kg3 d3 36. Rxd3 Rxa5 37. Rd5 Ra7 38. h3 Ke7 39. Kg4 1/2-1/2

[Event "Najdorf U26 qual op"]
[Site "Buenos Aires"]
[Date "2003.10.02"]
[Round "3.13"]
[White "Hidalgo, Silvana"]
[Black "Santorsola, Marcos"]
[Result "1-0"]
[ECO "B13"]
[PlyCount "43"]
[EventDate "2003.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 h6 7. Nf3 Qc7 8. 0-0 e6 9. Re1 Bd6 10. Nbd2 0-0 11. Nf1 Bd7 12. Qe2 Nh5 13. Ne5 Nf6 14. f4 a6 15. Nh2 b5 16. Nhg4 Be7 17. Nxc6 Bxc6 18. f5 Ne4 19. fxe6 Bh4 20. Nxh6+ Kh7 21. Nxf7 Bf2+ 22. Qxf2 1-0

[Event "Najdorf U26 qual op"]
[Site "Buenos Aires"]
[Date "2003.10.02"]
[Round "4.25"]
[White "Santorsola, Marcos"]
[Black "Mayorga, Nicolas"]
[Result "1/2-1/2"]
[ECO "B90"]
[PlyCount "133"]
[EventDate "2003.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 Nc6 7. Nxc6 bxc6 8. 0-0 g6 9. h3 Bg7 10. Be3 0-0 11. f4 Rb8 12. Rb1 Ne8 13. Qd2 d5 14. exd5 cxd5 15. Na4 d4 16. Bf2 Qd5 17. c3 Qa5 18. Bc2 Bd7 19. b4 Qc7 20. Bxd4 Bb5 21. Bxg7 Nxg7 22. Rf2 Rfd8 23. Qe3 Bxa4 24. Bxa4 Nf5 25. Qf3 Rbc8 26. Rc1 Rb8 27. a3 Qc4 28. Rd1 Rxd1+ 29. Bxd1 Rd8 30. Be2 Qc8 31. Bd3 Qxc3 32. Bxa6 Qf6 33. Bd3 Qa1+ 34. Kh2 Qxa3 35. Bxf5 Qxf3 36. Rxf3 gxf5 37. Rb3 Rb8 38. b5 Rb6 39. Kg3 e6 40. Kf3 Kf8 41. Ke3 Ke7 42. Kd4 Kd6 43. Kc4 f6 44. Rd3+ Kc7 45. Kc5 e5 46. Rg3 Rb7 47. Rg7+ Kb8 48. Rg8+ Ka7 49. Rf8 e4 50. Rxf6 Re7 51. Kd5 e3 52. Ra6+ Kb7 53. Ra1 Kb6 54. Re1 Re4 55. g4 Rxf4 56. Rxe3 fxg4 57. hxg4 Rxg4 58. Rb3 h5 59. Rh3 Rb4 60. Ke6 Rxb5 61. Kf6 Kc6 62. Kg6 Kd6 63. Rxh5 Rb1 64. Kf7 Rf1+ 65. Kg6 Ke6 66. Rg5 Rf8 67. Kh5 1/2-1/2

[Event "Najdorf U26 qual op"]
[Site "Buenos Aires"]
[Date "2003.10.01"]
[Round "1.30"]
[White "Santorsola, Marcos"]
[Black "Bafico, Joan"]
[Result "1-0"]
[ECO "B40"]
[PlyCount "39"]
[EventDate "2003.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 e6 2. e4 c5 3. Nf3 f6 4. Bd3 Nc6 5. 0-0 cxd4 6. c3 e5 7. cxd4 Nxd4 8. Nxd4 exd4 9. Bc4 Bc5 10. Qh5+ g6 11. Qxc5 Qb6 12. Qxb6 axb6 13. Rd1 Ne7 14. Bh6 f5 15. Bg7 b5 16. Bxh8 bxc4 17. Rxd4 b5 18. Nc3 b4 19. Nb5 b3 20. Nc7+ 1-0

