[Event "Lichess Liga 10A Team Battle"] [Site "https://lichess.org/o1ES57Ed"] [Date "2024.05.02"] [White "big-george"] [Black "Obolonkov-Sergei"] [Result "0-1"] [UTCDate "2024.05.02"] [UTCTime "19:29:28"] [WhiteElo "2364"] [BlackElo "2125"] [WhiteRatingDiff "-9"] [BlackRatingDiff "+9"] [WhiteTitle "FM"] [Variant "Standard"] [TimeControl "300+0"] [ECO "D02"] [Opening "Queen's Pawn Game: Krause Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 d5 2. d4 c5 { D02 Queen's Pawn Game: Krause Variation } 3. c4 cxd4 4. cxd5 Nf6 5. Qa4+ Bd7 6. Qxd4 Qa5+ 7. Nc3 Na6? { (0.65 → 1.80) Mistake. e6 was best. } (7... e6 8. dxe6 Bxe6 9. e3 Bb4 10. Bd2 O-O 11. Qe5 Nd5 12. Nxd5 Bxd5 13. Bc4 Bxc4 14. Qxa5) 8. e4 Nb4 9. Qd2 Ba4? { (1.69 → 3.14) Mistake. e6 was best. } (9... e6 10. dxe6) 10. Nxa4?? { (3.14 → -2.19) Blunder. b3 was best. } (10. b3 Bd7 11. Bc4 b5 12. Be2 Nxe4 13. Nxe4 Nc2+ 14. Kd1 Qxd2+ 15. Bxd2 Nxa1 16. Ne5 a6) 10... Nxe4 11. Qe2?? { (-1.99 → -4.39) Blunder. Nd4 was best. } (11. Nd4 Nxd2) 11... Nd3+ 12. Kd1 Nexf2+ 13. Kc2 Qxa4+ 14. Kb1 Rc8 15. Be3 Qe4 16. Bxf2?? { (-4.33 → Mate in 1) Checkmate is now unavoidable. Bd2 was best. } (16. Bd2 Qg6 17. Nh4 Qf6 18. Be3 Qxh4 19. a4 Qe4 20. Qf3 f5 21. a5 e5 22. Qxe4 fxe4) 16... Rc1# { Black wins by checkmate. } 0-1