[Event "USSR Championship"] [Site "Moscow URS"] [Date "1949.10.17"] [Round "1"] [White "Alexander Kotov (?)"] [Black "Tigran Vartanovich Petrosian (?)"] [Result "1-0"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "D35"] [Opening "Queen's Gambit Declined: Exchange Variation, Positional Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 { D35 Queen's Gambit Declined: Exchange Variation, Positional Variation } Be7 6. e3 c6 7. Qc2 Ne4? { (0.17 → 1.42) Mistake. h6 was best. } (7... h6 8. Bh4 O-O 9. Bd3 Re8 10. Nge2 b6 11. O-O Ba6 12. Bxa6) 8. Bxe7 Qxe7?! { (1.42 → 2.45) Inaccuracy. Kxe7 was best. } (8... Kxe7 9. Nxe4 dxe4 10. Qxe4+ Be6 11. Nf3 Qa5+ 12. Nd2 Nd7 13. Be2 Nf6 14. Qc2 Rhd8 15. O-O) 9. Nxd5 cxd5 10. Qxc8+ Qd8 11. Bb5+ Nc6 12. Bxc6+ bxc6 13. Qxc6+ { Black resigns. } 1-0