[Event "GM Zhigalko Sergei simul"] [Site "https://lichess.org/nL1zew1W"] [Date "2021.08.23"] [White "Zhigalko_Sergei"] [Black "umotakunomundo"] [Result "1-0"] [UTCDate "2021.08.23"] [UTCTime "18:46:20"] [WhiteElo "2860"] [BlackElo "2124"] [WhiteTitle "GM"] [Variant "Standard"] [TimeControl "300+0"] [ECO "C57"] [Opening "Italian Game: Two Knights Defense, Ulvestad Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 b5?! { (0.13 → 0.88) Inaccuracy. Na5 was best. } { C57 Italian Game: Two Knights Defense, Ulvestad Variation } (5... Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Bd3 Nd5 9. Nf3 Bd6 10. O-O) 6. Bf1 Qxd5?! { (0.43 → 1.08) Inaccuracy. Nd4 was best. } (6... Nd4 7. c3 Nxd5 8. cxd4 Qxg5 9. Bxb5+ Kd8 10. O-O Bb7 11. Qf3) 7. Nc3 Qc5 8. Bxb5 Be7 9. O-O h6? { (0.83 → 2.03) Mistake. O-O was best. } (9... O-O 10. d3 Nd4 11. Bc4 Bb7 12. Re1 Qc6 13. f3 h6 14. Nge4 Rad8 15. Kh1 Nh5 16. Ne2) 10. Nf3 Bb7 11. d3? { (2.05 → 0.86) Mistake. d4 was best. } (11. d4 exd4 12. Qxd4 O-O 13. Qxc5 Bxc5 14. Bf4 Nh5 15. Na4 Be7 16. Bd2 Nb4 17. Rae1 Bd6) 11... O-O-O 12. Be3 Qb4?? { (1.13 → 5.49) Blunder. Nd4 was best. } (12... Nd4 13. Ba4) 13. Bxc6 Bxc6 14. Nxe5 Be8 15. Qf3 Kb8 16. Nc6+ Bxc6 17. Qxc6 Kc8 18. Nb5 Bd6 19. c3 Qxb2? { (9.74 → Mate in 7) Checkmate is now unavoidable. Qxb5 was best. } (19... Qxb5 20. Qxb5 Rhe8 21. g3 Re7 22. Qa6+ Kd7 23. Qa4+ c6 24. Bxa7 Re2 25. Qc4 Re6 26. b4) 20. Nxa7+ Kb8 21. Rab1 { Black resigns. } 1-0