Con ECO C99
Amador - José Luis Altuna
Campeonato de Cuba Varadero 1974
Ruy López Chigorin C99
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1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cd4 13. cd4 Nc6 14. Nb3 a5 15. Be3 a4 16. Nbd2 Nb4 [16... Bd7] 17. Bb1 a3 18. Qb3 Qa5 19. ba3 Qa3 20. de5 de5 21. Ne5 Be6 [21... Bb7 22. Bd4 Nh5 23. g3 Qb3 24. ab3 Ra1 25. Ba1 Rd8 26. Nef3 Bc5 27. Rc1 Bb6 28. Kf1 Nd3 29. Bd3 Rd3 30. Bd4 Bd4 31. Rc7 Bf2 32. Kf2 Clara ventaja blanca, Leinier - Harikrishna Linares 2015] 22. Qa3 Ra3 23. Bd4 [23. Ndf3 White has a slight advantage] 23... Na2?? [23... Rc8 equal chances, quiet position] 24. Nc6 Bd6 25. e5 Rc8 26. ef6 Rc6 27. Ba2 Ra4 [27... Ra2 28. Ra2 Ba2 29. Re8 Bf8 30. fg7] 28. Be6 [28. Re6] 28... fe6 29. Nf3 gf6 30. Bf6 Rca6 31. Rac1 Kf7 32. Be5 Be7 33. Rc7 Ke8 34. Rd1 Ra7 35. Rdd7 Rc7 36. Rc7 b4 37. Rb7 Ra2 38. Nd4 Bc5 39. Rb5 b3 40. Rb3 Rd2 41. Rb8 Kd7 42. Rb7 Ke8 43. Ne6 Bf2 44. Kf1 Bh4 45. Rh7 Rd1 46. Ke2 Re1 47. Kf3 Re5 48. Rh4 Re6 49. Re4
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