Partidas en base
Amador - Tukmakov
Moscú Moscú 1985
Siciliana Najdorf B91
1. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 [7. Nde2 Be7 8. Bg2 O-O 9. O-O unclear position] 7... b5 [7... Be7 8. Bg2 O-O drawish position] 8. Bg2 Nbd7 9. O-O [9. a4!? b4 10. Nd5 Nd5 11. Qd5 Nb6 (11... Rb8 12. Be3 White has a slight advantage) 12. Qa5 d5 13. ed5 Qd6 14. Be3 Nc4 15. Qc5 Qc5 16. Bc5 Nb2 17. d6 White has a slight advantage] 9... Bb7 10. a4 b4 11. Nd5 Nd5 12. ed5 a5 [12... Be7? 13. a5 White has a moderate advantage] 13. f4 Be7 14. Be3 [14. fe5 de5 (14... Ne5 15. Nd4 White has a slight advantage) 15. d6? Qb6 16. Rf2 Bg2 17. de7 Bb7] 14... O-O 15. f5?! [15. fe5 Ne5 (15... de5? 16. d6) 16. Nd4 Rc8 White has moderate counterplay g5] 15... Nb6 16. Be4 [16. h4 Nc4 17. Bf2 Nb2 18. Qg4 Rc8 19. Be4 unclear position] 16... Bg5 [16... Nc4!? 17. Bf2 Nb2 18. Qh5 White has sufficient compensation for material deficit] 17. Bf2 f6 18. Qf3 Nc4 19. Ra2 [19. Rab1 Qd7 20. h4 Bh6 Black has a slight advantage] 19... Rb8 20. Rd1 Qc7 21. Qe2 Rfc8 22. Kg2 [22. Nc1 Ba6 White has the attack] 22... Qf7 23. Qf3 Rc7 24. Kg1 Bc8 25. Qe2 Bd7 26. Bd3?! [26. Nc1!? Rbc8? 27. b3 Na3 28. c4 White has a moderate advantage] 26... Rbc8 [26... Qd5? 27. Be4 Qf7 28. Bd5 White has a decisive advantage] 27. Nc1? [27. Qe4 drawish position] 27... e4! 28. Be4 Re8 29. Qd3 [29. Rd4? Nd2 White has the attack] 29... Ne5 30. Qe2 Rc4 Black has a moderate advantage [30... Nc4 drawish position] 31. Nb3 [31. Rd4? Rd4 32. Bd4 Bc1] 31... Re4! 32. Qe4 Qh5 33. Rd3 Ng4 34. Qg2 Re2 35. Rf3 Rf2 36. Rf2 Be3 37. Kf1
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