Khachiyan, Melikset vs Jacobs, Jon
World Open · Round 1 · 2008.07.02 · 1-0 · B00 Owen Defense
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PGN
[Event "World Open"] [Site "Philadelphia, PA USA"] [Date "2008.07.02"] [Round "1"] [White "Khachiyan, Melikset"] [Black "Jacobs, Jon"] [Result "1-0"] [PlyCount "63"] [WhiteElo "2504"] [WhiteFideId "13300512"] [WhiteTitle "GM"] [BlackElo "2295"] [BlackFideId "2028328"] [BlackTitle "FM"] [ECO "B00f"] [Source "PGNMentor"] [SourceQuality "1"] [ImportDate "2026-01-06"] 1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. a3 g6 5. Nf3 Bg7 6. Be2 Ne7 7. O-O d6 8. Bf4 h6 9. h4 Nd7 10. Qc1 f5 11. Bd3 e5 12. dxe5 dxe5 13. Bd2 Nc5 14. Bb5+ c6 15. Bc4 fxe4 16. Nh2 Nf5 17. b4 e3 18. fxe3 Qxh4 19. g4 Nd6 20. Ba2 Qg3+ 21. Kh1 Nce4 22. Be1 Nxc3 23. Bxg3 c5+ 24. Nf3 Nde4 25. Qe1 Nxa2 26. Kh2 Ng5 27. e4 Bxe4 28. Nxg5 hxg5+ 29. Kg1 Nc3 30. Qxc3 O-O-O 31. Rf7 Rh3 32. bxc5 1-0