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Sierra Vallina,Lionel vs Calvo Gonzalez,Jose Felix

2026.04.05 · game 1

White to move

PGN

[Event "52nd La Roda Open 2026"]
[Site "La Roda ESP"]
[Date "2026.04.05"]
[Round "9.12"]
[White "Sierra Vallina,Lionel"]
[Black "Calvo Gonzalez,Jose Felix"]
[Result "0-1"]
[WhiteTitle "FM"]
[BlackTitle "CM"]
[WhiteElo "2405"]
[BlackElo "2281"]
[ECO "B51"]
[Opening "Sicilian"]
[Variation "Canal-Sokolsky (Nimzovich-Rossolimo, Moscow) attack"]
[WhiteFideId "54559774"]
[BlackFideId "54505615"]
[EventDate "2026.03.31"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O Nf6 5. Re1 a6 6. Bf1 b5 7. a4 Bb7 8. d4
cxd4 9. axb5 axb5 10. Rxa8 Bxa8 11. Nxd4 b4 12. Bb5 e5 13. Nf5 Qb6 14. Qd3 Bc6
15. Bxc6 Qxc6 16. Nd2 g6 17. Ne3 Be7 18. f3 O-O 19. b3 Nb6 20. Ndc4 Nfd7 21. Bd2
Rb8 22. Ra1 Nc5 23. Na5 Qd7 24. Qe2 d5 25. exd5 Nxd5 26. Nac4 Nf4 27. Qf2 Qd4
28. Rd1 Rd8 29. Qf1 Nce6 30. Bxb4 Bxb4 31. Rxd4 exd4 32. Nd1 d3 33. cxd3 Bc5+
34. Kh1 Rb8 35. g3 Nd5 36. f4 Rxb3 37. f5 Nd4 38. Qg2 Nf6 39. fxg6 hxg6 40. Ncb2
Kg7 41. Qa8 Nf5 42. Qa4 Rb8 43. g4 Nd4 44. g5 Nh5 45. Qc4 Bb6 46. Na4 Ba7 47.
Qc7 Rb1 48. Nb2 Ra1 49. Kg2 Ne6 50. Qe5+ Kg8 51. h4 Bd4 52. Qb5 Rc1 53. Qb3 Kh7
54. Qb7 Rc7 55. Qb3 Rc1 56. Na4 Nhg7 57. Nf2 Nf5 58. Nh3 Nxh4+ 59. Kg3 Nf5+ 60.
Kg2 Kg7 61. Kf3 Rf1+ 62. Ke4 Rh1 63. Kd5 Rxh3 64. Kc6 Rh1 65. Nb6 Nxg5 66. Nc4
Ne6 67. Qa2 Ra1 68. Qh2 Ra6+ 69. Kb5 Ra8 70. Kc6 Rd8 71. Kb5 Rc8 72. Ka5 Rh8 73.
Qg2 Rb8 74. Ka4 Nc5+ 75. Ka3 Nxd3 76. Qd2 Nc5 77. Qg2 Rb3+ 78. Ka2 Rb4 79. Qd5
Ra4+ 80. Kb1 Ra1+ 81. Kc2 Ra2+ 82. Kb1 Rh2 83. Kc1 Na4 84. Qa5 Nc3 85. Nd2 Ne3
86. Qd8 Bf6 87. Qa8 Ncd5 88. Ne4 Be5 89. Qe8 Bc3 90. Kb1 Rb2+ 91. Kc1 Ra2 92.
Nd2 Bxd2+ 93. Kb1 Nc3# 0-1

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