[Event "Endgame Study Arena"] [Site "https://lichess.org/fT2Yolzx"] [Date "2021.08.05"] [White "redpanda_mew"] [Black "somebody1234567890"] [Result "0-1"] [UTCDate "2021.08.05"] [UTCTime "19:04:06"] [WhiteElo "902"] [BlackElo "973"] [WhiteRatingDiff "-15"] [BlackRatingDiff "+25"] [Variant "Standard"] [TimeControl "300+3"] [ECO "D00"] [Opening "Queen's Pawn Game: Mason Attack"] [Termination "Normal"] [Annotator "lichess.org"] 1. f4 d5 2. d4 { D00 Queen's Pawn Game: Mason Attack } e5? { (-0.65 → 0.94) Mistake. c5 was best. } (2... c5 3. e3 cxd4 4. exd4 Nc6 5. c3 Bf5 6. Nf3 e6 7. Bd3) 3. Qd3?? { (0.94 → -2.47) Blunder. dxe5 was best. } (3. dxe5 Bg4 4. Nc3 Bb4 5. Nf3 Nc6 6. a3 Bxc3+ 7. bxc3 f6) 3... Qh4+?? { (-2.47 → 0.29) Blunder. exd4 was best. } (3... exd4 4. e3) 4. Kd1?? { (0.29 → -2.27) Blunder. g3 was best. } (4. g3 e4 5. gxh4 exd3 6. cxd3 Nc6 7. e3 Be7 8. Nf3 Bg4 9. Be2 Bxf3 10. Bxf3 Bxh4+) 4... exf4?! { (-2.27 → -1.09) Inaccuracy. e4 was best. } (4... e4 5. Qg3) 5. Qb5+?? { (-1.09 → -3.30) Blunder. Nc3 was best. } (5. Nc3) 5... c6 6. Qc5?? { (-3.09 → -10.09) Blunder. Nf3 was best. } (6. Nf3 Qh6 7. Qa5 Bd6 8. g3 Nf6 9. Bxf4 Bxf4 10. gxf4 Ng4 11. Kc1 Ne3 12. Qd2 Nc4) 6... Bxc5 7. dxc5 Nf6 8. e4 Nxe4 9. Bb5 cxb5 10. c4 bxc4 11. Bxf4 Qxf4 12. Nc3?! { (-20.69 → Mate in 1) Checkmate is now unavoidable. Nf3 was best. } (12. Nf3 Nf2+) 12... Nxc5?! { (Mate in 1 → -19.13) Lost forced checkmate sequence. Qd2# was best. } (12... Qd2#) 13. Nxd5?! { (-19.13 → Mate in 7) Checkmate is now unavoidable. Nf3 was best. } (13. Nf3 O-O 14. Rc1 Nd3 15. Rc2 d4 16. Nb1 Bg4 17. Rf1 a6 18. h3 Bh5 19. g4 Bg6) 13... Qe4?! { (Mate in 7 → -21.17) Lost forced checkmate sequence. Qf1+ was best. } (13... Qf1+ 14. Kc2 Bf5+ 15. Kc3 Qd3+ 16. Kb4 Nca6+ 17. Ka5 Qxd5+ 18. Ka4 Bd7+ 19. Ka3 Qa5#) 14. Nb6?! { (-21.17 → Mate in 6) Checkmate is now unavoidable. Nf3 was best. } (14. Nf3 Qxd5+ 15. Ke1 O-O 16. b4 Nd3+ 17. Kf1 Nxb4 18. a3 Qd3+ 19. Kg1 Qc3 20. Rd1 Nd3) 14... axb6 15. Nh3 Nd3 16. Ng5 Qe1+?! { (Mate in 5 → -13.74) Lost forced checkmate sequence. Qe3 was best. } (16... Qe3 17. Ne6 Bxe6 18. Rf1 Nc6 19. b3 Nd4 20. Re1 Qxe1#) 17. Kc2?! { (-13.74 → Mate in 1) Checkmate is now unavoidable. Rxe1+ was best. } (17. Rxe1+) 17... Qe3 18. Nxf7 O-O 19. Nd8 Rxd8 20. Rhf1 Nb4+ 21. Kb1 Be6 22. Rf8+ Rxf8 23. b3 Bf5+ 24. Kb2 { White offers draw } 24... Qd2# { Black wins by checkmate. } 0-1