[Event "Weekly Three-check Arena"] [Site "https://lichess.org/kqZOGaND"] [Date "2021.07.19"] [White "ChessMathNerdsSister"] [Black "HarnFer"] [Result "1-0"] [UTCDate "2021.07.19"] [UTCTime "19:07:09"] [WhiteElo "1579"] [BlackElo "2184"] [WhiteRatingDiff "+58"] [BlackRatingDiff "-11"] [Variant "Three-check"] [TimeControl "180+0"] [ECO "B23"] [Opening "Sicilian Defense: Closed"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e6 2. Nc3 c5 { B23 Sicilian Defense: Closed } 3. Nf3 Nc6 4. Be2? { (2.38 → 1.13) Mistake. e5 was best. } (4. e5 d5 5. Bb5 Bd7 6. O-O a6 7. Bxc6 Bxc6 8. d4 Nh6) 4... Nd4?! { (1.13 → 1.96) Inaccuracy. Nge7 was best. } (4... Nge7 5. d4 cxd4 6. Nxd4 Nxd4 7. Qxd4 Nc6 8. Qe3 Bd6 9. Bd2) 5. Nxd4 cxd4 6. Nb5 Bc5? { (0.86 → 2.20) Mistake. a6 was best. } (6... a6 7. Nxd4 Bc5 8. c3 Qh4 9. e5 Nh6 10. O-O O-O 11. d3) 7. d3?? { (2.20 → -3.86) Blunder. O-O was best. } (7. O-O Nf6 8. e5 Nd5 9. Bd3 Qh4 10. g3 Qh3 11. b4 Be7 12. Nd6+ Bxd6 13. Qf3 Nf6) 7... Bb4+?? { (-3.86 → 0.97) Blunder. Qa5+ was best. } (7... Qa5+ 8. Bd2) 8. Bd2 Bxd2+?! { (1.24 → 2.15) Inaccuracy. Be7 was best. } (8... Be7 9. O-O) 9. Qxd2 Qh4?? { (2.28 → Mate in 3) Checkmate is now unavoidable. Kf8 was best. } (9... Kf8 10. Qb4+ Ne7 11. O-O Kg8 12. Nd6 Nc6 13. Nxf7 Nxb4 14. Nxd8 Kf8 15. a3 Nc6 16. Nxc6) 10. Nc7+ Kd8 11. Nxe6+ fxe6 12. Qa5+ { Game ends by variant rule. } 1-0