Frente a Walter Arencibia (+2 -2 = 18 Total: 11/22)
Walter Arencibia - Amador
Campeonato de Cuba XXXV Las Tunas 1996
Siciliana Najdorf B66
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1. e4 c5 2. Nf3 d6 3. d4 cd4 4. Nd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nc6 8. Qd2 [8. e5 The main line, of course, but deep knowledge of theory is required to play it.] 8... h6! revealing the problem with 8.d2, otherwise White would reach a desired transposition to a Classical Rauzer. 9. Bf6 singular move [9. Bh4? Ne4! 10. Bd8 (10. Ne4 Qh4 11. g3 Nd4 (11... Qd8 Black has a moderate advantage) 12. Qd4 Qd8 (12... Qe7) (12... Qh5) 13. O-O-O d5 Black has a moderate advantage) 10... Nd2 11. Bb6 Nf1 Black has a moderate advantage] 9... Qf6 10. Nf3 [10. Nc6 bc6 11. O-O-O Qd8 12. Bc4 (12. Be2 Rb8 13. Na4 Bd7 14. c4 c5 15. Nc3 Be7 16. h4 Rb6 17. e5 de5 18. fe5 Bc6 19. Qf4 Qb8! 20. b3 O-O 21. Rd3 f6 Black has a slight advantage Menac,Ramon-Rodríguez,Amador/Manresa open (02) 1995 0-1 (35)) 12... Be7 13. Bb3 a5 14. Kb1 Qb6 15. g4 Bd7 16. h4 Rb8 17. a4 Kd8! 18. f5 Kc7 19. Rhf1 Qb4 unclear position Egger-Rodriguez,Amador/Moscow (ol) 1994 1/2-1/2 (42)] 10... Qd8! A typical procedure, Black retreats his queen from his unnatural position to give way to the bishop. 11. O-O-O Be7 [11... Bd7 12. f5 Qa5 13. Bc4 Be7 14. Kb1 O-O-O 15. Rhe1 Kb8 16. Bb3 Bc8 17. Qf2 Bf6 18. fe6 fe6 1/2-1/2 Garcia,Gildardo-Rodriguez,Amador/ISLA-CASTROL open (06) 1994] 12. h4 [12. Bd3 Bd7 13. Rhe1 Qa5 14. Kb1 O-O-O 15. Nd5? ed5 16. ed5 Qd5 Black has a decisive advantage] 12... Bd7 13. Qe3 14.a4 13... Qa5 [13... b5?! 14. g4 White has the initiative] 14. Bc4 Qc5! 15. Qc5 [15. Qe2 O-O-O (15... Rc8!?) (15... b5!?)] 15... dc5 16. Na4 [16. e5 O-O-O 17. Ne4 Na5!] 16... O-O-O 17. Nb6 Kc7 18. Nd7 Rd7 19. Rd7 Kd7 20. a4 Rd8 [20... Rb8 $142 drawish position] 21. c3 Na5 22. Be2 f6! 23. Kc2 Bd6 24. g3 Ke7 25. Re1 c4! drawish position 26. Nd2 b5 27. ab5 ab5 28. b4 [28. Ra1? Bf4!] 28... cb3 29. Nb3 Nb3 30. Kb3 Rb8 31. Ra1 Bc5 32. Ra6 Bf2 33. Bg4 Rb6 34. Rb6
1/2-1/2