Gamboa Alvarado, Olga Leticia vs Duran Vega, Sergio
76. ch-CRC 2013 · Round 10.7 · 2013.11.24 · 0-1 · E21 Nimzo-Indian Defense: Three Knights Variation, Duchamp Variation
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PGN
[Event "76. ch-CRC 2013"] [Site "San Jose CRC"] [Date "2013.11.24"] [Round "10.7"] [White "Gamboa Alvarado, Olga Leticia"] [Black "Duran Vega, Sergio"] [Result "0-1"] [PlyCount "128"] [WhiteElo "1896"] [WhiteFideId "6502270"] [WhiteTitle "WFM"] [BlackElo "2267"] [BlackFideId "6501311"] [BlackTitle "IM"] [ECO "E21"] [Source "PGNMentor"] [SourceQuality "1"] [ImportDate "2026-01-06"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 Bxc3+ 6. bxc3 Bb7 7. h3 h6 8. Bf4 Ne4 9. Qc2 d6 10. e3 Nd7 11. Bd3 f5 12. Rb1 g5 13. Bg3 Qf6 14. c5 Nxg3 15. fxg3 dxc5 16. O-O Qe7 17. e4 c4 18. Bxc4 Bxe4 19. Bd3 Bxf3 20. Rxf3 O-O 21. Re1 Rf6 22. Rxf5 Raf8 23. Rxf6 Rxf6 24. Bc4 Kg7 25. Qe4 Nf8 26. Qc6 Qd6 27. Qxd6 cxd6 28. a4 d5 29. Bb5 Rf7 30. c4 dxc4 31. Bxc4 Kf6 32. Rf1+ Ke7 33. Rxf7+ Kxf7 34. Kf2 Nd7 35. Ke3 Nf6 36. Kd3 Ke7 37. Ke3 Kd6 38. Kf3 Kd7 39. Bb5+ Kc7 40. Ba6 Kc6 41. Bc4 Kd6 42. h4 e5 43. Ke3 Nh5 44. dxe5+ Kxe5 45. Kf3 Nf6 46. Ke3 Ne4 47. hxg5 hxg5 48. g4 Nf6 49. Be2 Nd5+ 50. Kd2 Kd4 51. Bb5 Ne3 52. Bd7 Nxg2 53. Kc2 Ne3+ 54. Kb3 Nd5 55. Be6 Nc7 56. Bd7 Na6 57. Bc8 Nc7 58. Kb4 a5+ 59. Kb3 Nd5 60. Bf5 Nb4 61. Bc8 Nd3 62. Bf5 Nc5+ 63. Ka3 Kc3 64. Bg6 Nd7 0-1