[Event "Chigorin Memorial 18th"] [Site "St Petersburg"] [Date "2010.11.03"] [Round "7"] [White "Smirin, Ilia"] [Black "Chadaev, Nikolay"] [Result "1/2-1/2"] [GameId "Qwz2kFEz"] [WhiteElo "2657"] [BlackElo "2574"] [Variant "Standard"] [TimeControl "-"] [ECO "C42"] [Opening "Petrov's Defense: Classical Attack, Krause Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 0.24] } 1... e5 { [%eval 0.21] } 2. Nf3 { [%eval 0.3] } 2... Nf6 { [%eval 0.21] } 3. d4 { [%eval 0.32] } 3... Nxe4 { [%eval 0.21] } 4. Nxe5 { [%eval 0.3] } 4... d6 { [%eval 0.52] } 5. Nf3 { [%eval 0.13] } 5... d5 { [%eval 0.25] } 6. Bd3 { [%eval 0.28] } 6... Nc6 { [%eval 0.48] } 7. O-O { [%eval 0.4] } 7... Be7 { [%eval 0.47] } 8. Re1 { [%eval 0.47] } 8... Bg4 { [%eval 0.16] } 9. c3 { [%eval 0.0] } 9... f5 { [%eval 0.6] } 10. c4?! { (0.60 → -0.11) Inaccuracy. Qb3 was best. } { [%eval -0.11] } { C42 Petrov's Defense: Classical Attack, Krause Variation } (10. Qb3 O-O) 10... dxc4 { [%eval 0.0] } 11. Bxc4 { [%eval -0.43] } 11... Qd6 { [%eval -0.07] } 12. Nc3 { [%eval -0.08] } 12... O-O-O { [%eval -0.34] } 13. Nd5 { [%eval -0.27] } 13... Bg5 { [%eval -0.12] } 14. h3 { [%eval -0.5] } 14... Bxf3 { [%eval -0.41] } 15. Qxf3 { [%eval -0.36] } 15... g6 { [%eval 0.0] } 16. Bxg5 { [%eval 0.0] } 16... Nxg5 { [%eval -0.05] } 17. Qe3 { [%eval 0.0] } 17... Ne4 { [%eval 0.05] } 18. f3 { [%eval 0.0] } 18... Ng3 { [%eval 0.0] } 19. Rad1 { [%eval 0.14] } 19... Nh5 { [%eval 0.2] } 20. Nc3 { [%eval 0.12] } 20... Ng3?? { (0.12 → 5.45) Blunder. a6 was best. } { [%eval 5.45] } { The game is a draw. } (20... a6) 1/2-1/2