Donaldson, John vs Chapa, Eric
Los Angeles USA, 49. PSW Open · Round 3 · 2009.07.04 · 1-0 · A34 English Opening: Symmetrical Variation, Three Knights Variation
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PGN
[Event "Los Angeles USA, 49. PSW Open"] [Site "Los Angeles, CA USA"] [Date "2009.07.04"] [Round "3"] [White "Donaldson, John"] [Black "Chapa, Eric"] [Result "1-0"] [PlyCount "45"] [WhiteElo "2394"] [WhiteFideId "2000709"] [WhiteTitle "IM"] [BlackElo "2184"] [BlackFideId "2003325"] [ECO "A34"] [Source "Codekiddy"] [SourceQuality "3"] [ImportDate "2026-01-06"] 1. c4 c5 2. Nf3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. g3 Nc6 6. Bg2 Nc7 7. Qa4 Qd7 8. O-O e5 9. a3 f6 10. e3 Be7 11. Rd1 Qd3 12. b4 cxb4 13. axb4 Bd7 14. b5 Nd8 15. Ba3 Nxb5 16. Bxe7 Kxe7 17. Nxb5 Qxb5 18. Qa3+ Ke8 19. d4 e4 20. Nd2 f5 21. Rdc1 Nf7 22. Bf1 Qd5 23. Bc4 1-0