Tidoy, Pedro vs Donaldson, John
Grumette Memorial · Round ? · 1989.??.?? · 1/2-1/2 · B35 Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation
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PGN
[Event "Grumette Memorial"] [Site "Lima PER"] [Date "1989.??.??"] [Round "?"] [White "Tidoy, Pedro"] [Black "Donaldson, John"] [Result "1/2-1/2"] [PlyCount "130"] [WhiteElo "2310"] [WhiteFideId "5200717"] [BlackElo "2395"] [BlackFideId "2000709"] [BlackTitle "IM"] [ECO "B35d"] [Source "Codekiddy"] [SourceQuality "3"] [ImportDate "2026-01-06"] 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. O-O O-O 9. Bb3 d6 10. f3 Bd7 11. Qd2 Rfe8 12. Rad1 Rac8 13. Kh1 Ne5 14. Bh6 Nc4 15. Bxc4 Rxc4 16. Nb3 Qc7 17. Bxg7 Kxg7 18. g4 h6 19. a3 b5 20. Rc1 Rc8 21. Rf2 b4 22. axb4 Rxb4 23. h4 Qc4 24. Ra1 a6 25. g5 hxg5 26. hxg5 Rh8+ 27. Rh2 Rxh2+ 28. Kxh2 Nh5 29. Nd5 Rb8 30. Nxe7 Qe6 31. Nd5 Qh3+ 32. Kg1 Rc8 33. Nd4 Qh4 34. Ne2 Ng3 35. Nxg3 Qxg3+ 36. Qg2 Qxg2+ 37. Kxg2 Rxc2+ 38. Kg3 Bb5 39. b4 Rb2 40. Rh1 Bc6 41. Ra1 Bb7 42. Rd1 Bxd5 43. Rxd5 Rxb4 44. Rxd6 a5 45. Ra6 a4 46. Ra8 Rc4 47. Kf4 Rb4 48. Ra5 Kf8 49. Ke5 Kg7 50. f4 Rc4 51. Ra7 Rb4 52. Ra5 Rc4 53. Ra7 Rb4 54. f5 Rb5+ 55. Kf4 gxf5 56. e5 Kg6 57. Ra6+ Kg7 58. Kxf5 Rb1 59. Rxa4 Rf1+ 60. Rf4 Re1 61. g6 Ra1 62. Rf2 fxg6+ 63. Ke6 Ra6+ 64. Kd7 Ra7+ 65. Kc6 Ra6+ 1/2-1/2