[Event "casual Three-check game"] [Site "https://lichess.org/9YdSroDA"] [Date "2025.07.30"] [White "Chenyan"] [Black "lichess AI level 2"] [Result "1-0"] [GameId "9YdSroDA"] [UTCDate "2025.07.30"] [UTCTime "06:00:19"] [WhiteElo "1420"] [BlackElo "?"] [Variant "Three-check"] [TimeControl "300+0"] [ECO "C46"] [Opening "Three Knights Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 e5 2. e4 Nc6? { (0.89 → 2.20) Mistake. Nf6 was best. } (2... Nf6 3. Bc4 d5 4. exd5 Bd6 5. d3 O-O 6. Nc3 h6 7. O-O) 3. Nc3 { C46 Three Knights Opening } Bc5 4. Bc4?? { (2.97 → -0.47) Blunder. d4 was best. } (4. d4 Nxd4 5. Bc4 Qf6 6. Nxd4 Bxd4 7. O-O Ne7 8. Qh5 O-O) 4... Bxf2+ 5. Kxf2 Nf6?? { (2.24 → 12.25) Blunder. Qh4+ was best. } (5... Qh4+ 6. Nxh4) 6. Ng5?? { (12.25 → Mate in 4) Checkmate is now unavoidable. Bxf7+ was best. } (6. Bxf7+) 6... Nxe4+ 7. Ncxe4 d5?! { (Mate in 1 → -26.71) Lost forced checkmate sequence. Qf6# was best. } (7... Qf6#) 8. Qh5?! { (-26.71 → Mate in 1) Checkmate is now unavoidable. Qf3 was best. } (8. Qf3 O-O) 8... Qe7?! { (Mate in 1 → -18.70) Lost forced checkmate sequence. Qf6# was best. } (8... Qf6#) 9. Bxd5?! { (-18.70 → Mate in 1) Checkmate is now unavoidable. Nd6+ was best. } (9. Nd6+ cxd6) 9... Nb4?? { (Mate in 1 → Mate in 3) Lost forced checkmate sequence. Qc5# was best. } (9... Qc5#) 10. Bxf7+?? { (Mate in 3 → Mate in 1) Lost forced checkmate sequence. Nd6+ was best. } (10. Nd6+ Kd8 11. Nxb7+ Kd7 12. Nc5#) 10... Kd7?? { (Mate in 1 → Mate in 2) Lost forced checkmate sequence. Qxf7# was best. } (10... Qxf7#) 11. Nc5+?? { (Mate in 2 → Mate in 1) Lost forced checkmate sequence. Be6+ was best. } (11. Be6+ Kc6 12. Bd5#) 11... Kd6?? { (Mate in 1 → Mate in 1) Lost forced checkmate sequence. Qxc5# was best. } (11... Qxc5#) 12. Nge4# { Game ends by variant rule. } 1-0