[Event "Chicago op 18th"] [Site "Chicago"] [Date "2009.05.25"] [Round "7"] [White "Kacheishvili, Giorgi"] [Black "Petrosian, Tigran L"] [Result "1/2-1/2"] [GameId "y7O2ZDv6"] [WhiteElo "2638"] [BlackElo "2698"] [Variant "Standard"] [TimeControl "-"] [ECO "D15"] [Opening "Slav Defense: Alekhine Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 { [%eval 0.29] } 1... d5 { [%eval 0.31] } 2. Nf3 { [%eval 0.28] } 2... Nf6 { [%eval 0.09] } 3. c4 { [%eval 0.16] } 3... c6 { [%eval 0.33] } 4. Nc3 { [%eval 0.2] } 4... dxc4 { [%eval 0.2] } 5. e3 { [%eval -0.05] } { D15 Slav Defense: Alekhine Variation } 5... b5 { [%eval 0.0] } 6. a4 { [%eval -0.13] } 6... b4 { [%eval 0.0] } 7. Nb1 { [%eval -0.13] } 7... Ba6 { [%eval 0.0] } 8. Nbd2 { [%eval -0.23] } 8... c3 { [%eval -0.16] } 9. bxc3 { [%eval -0.09] } 9... bxc3 { [%eval -0.09] } 10. Nc4 { [%eval -0.14] } 10... e6 { [%eval -0.12] } 11. Bd3?! { (-0.12 → -1.09) Inaccuracy. Ba3 was best. } { [%eval -1.09] } (11. Ba3 Bxa3 12. Rxa3 O-O 13. Rxc3 c5 14. Rc1 cxd4 15. Nxd4 Bb7 16. f3 Nc6 17. Nxc6 Bxc6) 11... Be7?! { (-1.09 → -0.40) Inaccuracy. Bb4 was best. } { [%eval -0.4] } (11... Bb4 12. O-O) 12. O-O { [%eval -0.63] } 12... O-O { [%eval -0.29] } 13. Ba3 { [%eval -0.59] } 13... Nbd7?! { (-0.59 → 0.23) Inaccuracy. Nd5 was best. } { [%eval 0.23] } (13... Nd5 14. Rc1) 14. Nce5 { [%eval 0.27] } 14... Bxa3 { [%eval 0.06] } 15. Rxa3 { [%eval 0.28] } 15... Bxd3 { [%eval 0.11] } 16. Qxd3 { [%eval 0.18] } 16... Nxe5 { [%eval 0.23] } 17. Nxe5 { [%eval 0.15] } 17... c5 { [%eval 0.1] } 18. Rxc3 { [%eval 0.17] } { The game is a draw. } 1/2-1/2