Riordan, Charles vs Pruess, David
USA tt · Round 5 · 2005.09.28 · 1/2-1/2 · D43 Semi-Slav Defense
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PGN
[Event "USA tt"] [Site "ICC INT SF"] [Date "2005.09.28"] [Round "5"] [White "Riordan, Charles"] [Black "Pruess, David"] [Result "1/2-1/2"] [PlyCount "187"] [WhiteElo "2288"] [WhiteFideId "2020173"] [WhiteTitle "FM"] [BlackElo "2404"] [BlackFideId "2014254"] [BlackTitle "IM"] [ECO "D43e"] [Source "Codekiddy"] [SourceQuality "3"] [ImportDate "2026-01-06"] 1. c4 e6 2. d4 d5 3. Nf3 c6 4. Nc3 Nf6 5. Qd3 dxc4 6. Qxc4 b5 7. Qb3 Nbd7 8. g3 b4 9. Na4 c5 10. Nxc5 Nxc5 11. dxc5 Bxc5 12. Bg2 Bb7 13. Qa4+ Nd7 14. O-O O-O 15. Bg5 f6 16. Rad1 Nb6 17. Qb5 Qe7 18. Bc1 a5 19. Nd4 Ba6 20. Qc6 Bc4 21. b3 Rac8 22. Qe4 Bd5 23. Qb1 Rfd8 24. e4 Bb7 25. Be3 Nd7 26. Bh3 Nf8 27. Rd2 Rd7 28. Rfd1 Rcd8 29. Bg2 g6 30. Qc1 Rc8 31. Qb2 e5 32. Nc2 Rxd2 33. Rxd2 Ne6 34. h3 Rc7 35. Qb1 Bxe3 36. Nxe3 Nd4 37. Nc2 Nb5 38. Ne3 Rc5 39. Nc4 Nd4 40. Qd1 Ba6 41. Bf1 Bb7 42. Bg2 Kg7 43. f4 Ba6 44. fxe5 fxe5 45. Rxd4 exd4 46. Qxd4+ Kg8 47. Ne3 Rc8 48. Qd5+ Kh8 49. Qxa5 Qc5 50. Qxc5 Rxc5 51. Nd5 Rc1+ 52. Kh2 Bb7 53. Nxb4 Re1 54. Nd3 Re2 55. Nc5 Bc6 56. a4 Rc2 57. b4 Rc4 58. b5 Rxc5 59. bxc6 Rxc6 60. Bf1 Rc2+ 61. Kg1 Ra2 62. Bb5 Kg7 63. e5 g5 64. h4 gxh4 65. gxh4 Ra3 66. Kf2 Kf7 67. Bd7 Ke7 68. Bb5 Ke6 69. Ke2 Kxe5 70. h5 Kf4 71. Kd2 Kg5 72. Be8 Rf3 73. Bb5 Ra3 74. Be8 Rb3 75. Kc2 Rb8 76. Bf7 Rf8 77. Bd5 Kxh5 78. Kc3 Kg4 79. a5 Rf1 80. a6 Ra1 81. Bb7 Kf4 82. Kd4 Ra5 83. Kc4 Ke5 84. Kb4 Ra1 85. Kc5 h5 86. Kc6 h4 87. Kb6 Kd6 88. a7 Rb1+ 89. Ka6 Ra1+ 90. Kb6 Rb1+ 91. Ka6 Kc5 92. Be4 Ra1+ 93. Kb7 Kd4 94. Bf3 1/2-1/2