Sierra Vallina, Lionel vs Lacasa Diaz, Oriol

1/2-1/2 · Sicilian Defense: Nyezhmetdinov-Rossolimo Attack (B30) · 2026-08-16 · ratings 2364 / 2185

Players: Sierra Vallina, Lionel vs Lacasa Diaz, Oriol

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Moves

[White "Sierra Vallina, Lionel"]
[Black "Lacasa Diaz, Oriol"]
[Result "1/2-1/2"]
[ECO "B30"]
[Opening "Sicilian Defense: Nyezhmetdinov-Rossolimo Attack"]
[Date "2026-08-16"]

1. e4 1... c5 2. Nf3 2... Nc6 3. Bb5 3... d6 4. O-O 4... Bd7 5. Re1 5... a6 6. Bxc6 6... Bxc6 7. d4 7... cxd4 8. Nxd4 8... Rc8 9. c4 9... g6 10. Nc3 10... Bg7 11. Qd3 11... Nf6 12. b3 12... O-O 13. Bb2 13... Bd7 14. Rad1 14... Qa5 15. Qd2 15... Rfd8 16. a4 16... Qb6?! 17. Nd5 17... Nxd5 18. exd5 18... Re8 19. h3 19... Qc5 20. Rc1 20... Qb6 21. Re2 21... Qc5?! 22. a5?! 22... Bf6?! 23. Rce1 23... b6 24. axb6 24... Qxb6 25. Bc3? 25... a5 26. Qd3 26... a4 27. bxa4 27... Bxa4 28. Nf3 28... Qb3 29. Re3 29... Bxc3 30. Qxc3 30... Qxc4 31. Qd2 31... Qc7 32. Re4 32... Bb5? 33. Qh6? 33... e5 34. dxe6 34... fxe6 35. Rxe6 35... Rxe6 36. Rxe6 36... Qc1+ 37. Qxc1 37... Rxc1+ 38. Kh2 38... d5 39. Re7 39... Rd1 40. Rb7 40... Be2 41. Ng5 41... h6 42. Ne6 42... d4?? 43. Nf4?? 43... d3 44. Rd7 44... g5 45. Nd5 45... Rf1 46. Nf6+ 46... Kf8 47. Nh7+ 47... Ke8 48. Nf6+ 48... Kf8 49. Kg3 49... h5 50. Nh7+ 50... Ke8 51. Nf6+ 51... Kf8 52. Ne4 52... h4+ 53. Kh2 53... Ke8 54. Rd5 54... Ke7 55. Rxg5 55... Ke6 56. Nc5+ 56... Kf6 57. Ne4+ 57... Ke6 58. Nc5+ 58... Kf6 59. Ne4+ 59... Ke6 60. Ra5 60... d2 61. Nxd2 61... Rxf2 62. Ne4 62... Rf4 63. Nc5+ 63... Kf6 64. Ra2 64... Bc4 65. Rf2 65... Rxf2 66. Ne4+ 66... Kf5 67. Nxf2 67... Be2 68. Kg1 68... Kf4 69. Kh2 69... Bf1 70. Nd1 70... Be2 71. Nc3 71... Bd3 72. Nd5+ 72... Ke5 73. Ne3 73... Kf4 74. Nd5+ 74... Ke5 75. Ne3 75... Kf4 76. Ng4 76... Be2 77. Nf6 77... Ke5 78. Nd7+ 78... Kd6 79. Nf6 79... Ke5 80. Ng4+ 80... Bxg4 81. hxg4 81... Kf4 82. Kh3 82... Kg5 83. g3 83... hxg3 84. Kxg3 84... Kg6 85. Kf4 85... Kf6 86. g5+ 86... Kg6 87. Kg4 87... Kg7 88. Kf5 88... Kf7 89. g6+ 89... Kg7 90. Kg5 90... Kg8 91. Kf6 91... Kf8 92. g7+ 92... Kg8 93. Kg6

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