Dean, Jim vs Oldham, David Cody
111. US Open · Round 2 · 2010.08.01 · 1-0 · D91 Grünfeld Defense: Three Knights Variation, Petrosian System
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PGN
[Event "111. US Open"] [Site "Irvine, CA USA"] [Date "2010.08.01"] [Round "2"] [White "Dean, Jim"] [Black "Oldham, David Cody"] [Result "1-0"] [PlyCount "39"] [WhiteElo "2247"] [WhiteFideId "2012340"] [BlackElo "1956"] [BlackFideId "2040433"] [ECO "D91m"] [Source "PGNMentor"] [SourceQuality "1"] [ImportDate "2026-01-06"] 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 Ne4 6. cxd5 Nxg5 7. Nxg5 e6 8. Qd2 exd5 9. Qe3+ Kf8 10. Qf4 Bf6 11. h4 c6 12. e4 h6 13. Nf3 dxe4 14. Ne5 Be6 15. O-O-O Nd7 16. Nxd7+ Bxd7 17. Nxe4 Kg7 18. Bc4 Bf5 19. Nd6 Qa5 20. Nxf7 1-0