[Event "Chicago op 18th"]
[Site "Chicago"]
[Date "2009.05.25"]
[Round "6"]
[White "Lein, Anatoly"]
[Black "O'Donnell, Robert"]
[Result "1-0"]
[WhiteElo "2359"]
[BlackElo "2153"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 g6 5. O-O Bd7 6. d3 Bg7 7. Re1 O-O 8. Bf1 Nc6 9. h3 e5 10. a3 Nh5 11. b4 b6 12. b5 Ne7 13. d4 exd4 14. cxd4 Rc8 15. e5 dxe5 16. dxe5 Bh8 17. Bg5 Re8 18. Nc3 Be6 19. g4 Qxd1 20. Raxd1 Ng7 21. Ne4 Kf8 22. Nd6 Bb3 23. Rd3 c4 24. Bxe7+ Kxe7 25. Rc3 Ne6 26. Nxc8+ Rxc8 27. Rec1 1-0