De Firmian, Nick vs Youngworth, Perry
Lone Pine · Round 8 · 1980.??.?? · 1-0 · B99 Sicilian Defense: Najdorf Variation, Main Line
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PGN
[Event "Lone Pine"] [Site "Lone Pine, CA USA"] [Date "1980.??.??"] [Round "8"] [White "De Firmian, Nick"] [Black "Youngworth, Perry"] [Result "1-0"] [PlyCount "85"] [WhiteElo "2430"] [WhiteFideId "2000105"] [WhiteTitle "GM"] [BlackElo "2290"] [BlackFideId "2001004"] [BlackTitle "FM"] [ECO "B99x"] [Source "TheChessDog"] [SourceQuality "3"] [ImportDate "2026-01-06"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. O-O-O Nbd7 10. g4 b5 11. Bxf6 Nxf6 12. g5 Nd7 13. f5 Nc5 14. f6 gxf6 15. gxf6 Bf8 16. Qh5 Bd7 17. a3 Rb8 18. Rg1 b4 19. axb4 Rxb4 20. Rg7 Bc8 21. Nf5 d5 22. e5 Qxe5 23. Qxf7+ Kd8 24. Rxh7 Qf4+ 25. Kb1 Rxb2+ 26. Ka1 Rb7 27. Ne7 Qc7 28. Bb5 Rxb5 29. Nxb5 Qa5+ 30. Kb1 Qxb5+ 31. Kc1 Bh6+ 32. Rxh6 Rxh6 33. Qf8+ Kd7 34. Qxc8+ Kd6 35. Qd8+ Ke5 36. Qc7+ Ke4 37. Re1+ Kd4 38. Qf4+ Ne4 39. Qxh6 Qa4 40. Rxe4+ dxe4 41. Qd2+ Ke5 42. Qc3+ Kf4 43. Qg3# 1-0