Ilfeld, Etan vs Donaldson, John
Koltanowski Memorial · Round 4 · 2000.12.17 · 0-1 · B27 Pterodactyl Defense: Western, Rhamphorhynchus
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PGN
[Event "Koltanowski Memorial"] [Site "San Francisco, CA USA"] [Date "2000.12.17"] [Round "4"] [White "Ilfeld, Etan"] [Black "Donaldson, John"] [Result "0-1"] [PlyCount "54"] [WhiteElo "2184"] [WhiteFideId "2803470"] [BlackElo "2396"] [BlackFideId "2000709"] [BlackTitle "IM"] [ECO "B27r"] [Source "PGNMentor"] [SourceQuality "1"] [ImportDate "2026-01-06"] 1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. dxc5 Qa5+ 5. c3 Qxc5 6. Be3 Qc7 7. h3 Nc6 8. Qd3 Nf6 9. Nbd2 O-O 10. g4 d6 11. Be2 Be6 12. Nd4 d5 13. Nxe6 fxe6 14. O-O Rad8 15. f4 dxe4 16. Qc4 Nd5 17. Qxe4 Kh8 18. Nb3 Bh6 19. Qxe6 Bxf4 20. Bd4+ Nxd4 21. Nxd4 Be3+ 22. Kg2 Bxd4 23. cxd4 Nf4+ 24. Rxf4 Rxf4 25. d5 Rdf8 26. Rf1 Rxf1 27. Bxf1 Qf4 0-1