[Event "casual correspondence game"] [Site "https://lichess.org/UXhCSryF"] [Date "2026.05.22"] [Round "-"] [White "letronghieudz2006"] [Black "lichess AI level 6"] [Result "0-1"] [GameId "UXhCSryF"] [UTCDate "2026.05.22"] [UTCTime "04:43:37"] [WhiteElo "1500"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "C42"] [Opening "Petrov's Defense: Three Knights Game"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 0.18] } 1... Nf6 { [%eval 0.68] } 2. Nc3?! { (0.68 → 0.09) Inaccuracy. e5 was best. } { [%eval 0.09] } (2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 Bf5 6. Nc3 e6) 2... e5 { [%eval 0.03] } 3. Nf3 { [%eval 0.08] } { C42 Petrov's Defense: Three Knights Game } 3... Bb4 { [%eval 0.35] } 4. d3?! { (0.35 → -0.24) Inaccuracy. Nxe5 was best. } { [%eval -0.24] } (4. Nxe5 O-O 5. Nd3 Bxc3 6. dxc3 Nxe4 7. Be2 Re8 8. O-O h6) 4... d6 { [%eval 0.0] } 5. Bd2 { [%eval -0.17] } 5... O-O { [%eval -0.11] } 6. Be2 { [%eval -0.22] } 6... Nc6 { [%eval -0.04] } 7. O-O { [%eval -0.04] } 7... h6 { [%eval 0.06] } 8. a3 { [%eval 0.12] } 8... Bxc3 { [%eval 0.16] } 9. Bxc3 { [%eval 0.06] } 9... Ne7 { [%eval 0.21] } 10. Re1 { [%eval -0.05] } 10... Ng6 { [%eval 0.0] } 11. Bf1 { [%eval 0.02] } 11... Bg4 { [%eval 0.47] } 12. h3 { [%eval 0.39] } 12... Bxf3 { [%eval 0.49] } 13. Qxf3 { [%eval 0.44] } 13... c6 { [%eval 0.42] } 14. d4 { [%eval 0.4] } 14... d5 { [%eval 0.48] } 15. dxe5 { [%eval 0.46] } 15... Nxe4 { [%eval 0.49] } 16. Bd3 { [%eval 0.17] } 16... Nxc3 { [%eval 0.2] } 17. bxc3 { [%eval -0.09] } 17... Qg5 { [%eval -0.04] } 18. Rab1 { [%eval -0.42] } 18... b5 { [%eval 0.0] } 19. Qe3 { [%eval -0.13] } 19... Nf4 { [%eval 0.0] } 20. Kh2?? { (0.00 → Mate in 1) Checkmate is now unavoidable. Qf3 was best. } { [%eval #-1] } (20. Qf3 Ng6 21. Qe3 Nf4) 20... Qxg2# { Black wins by checkmate. } 0-1