[Event "Rated classical game"] [Site "https://lichess.org/dhLXF9rG"] [Date "2021.12.16"] [White "maia1"] [Black "Oachkatzerlschwoaf"] [Result "0-1"] [UTCDate "2021.12.16"] [UTCTime "13:54:08"] [WhiteElo "1538"] [BlackElo "1710"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+18"] [WhiteTitle "BOT"] [Variant "Standard"] [TimeControl "2700+45"] [ECO "A06"] [Opening "Zukertort Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 d5 { A06 Zukertort Opening } 2. g4?? { (0.09 → -2.30) Blunder. e3 was best. } (2. e3 c5 3. b3 e6 4. Bb2 Nf6 5. Be2 b6 6. c4 Nc6) 2... Bxg4 3. Bg2 Nf6 4. h3?! { (-1.68 → -2.50) Inaccuracy. c4 was best. } (4. c4 e6 5. d4 c6 6. O-O Bd6 7. Qb3 Qc8 8. Nc3 O-O) 4... Bh5 5. O-O e6 6. d4 Bd6 7. Bg5 h6 8. Bxf6 Qxf6 9. Nc3 g5?! { (-4.04 → -2.66) Inaccuracy. O-O was best. } (9... O-O 10. e4 Nc6 11. exd5 Bxf3 12. Qxf3 Qxf3 13. Bxf3 Nxd4 14. Bd1 Rad8 15. Re1 g6 16. Kf1) 10. Nb5? { (-2.66 → -4.28) Mistake. e4 was best. } (10. e4) 10... g4 11. hxg4 Bxg4 12. Nxd6+ cxd6 13. Qd3 Rg8 14. Qb5+?! { (-5.41 → -7.30) Inaccuracy. Nh2 was best. } (14. Nh2 Bf5) 14... Nd7 15. Qxb7 Ke7 16. Nh2 Bh3 17. Kh1?! { (-11.92 → Mate in 4) Checkmate is now unavoidable. Qb3 was best. } (17. Qb3 Bxg2 18. Qg3 Bxf1 19. Qxg8 Rxg8+ 20. Kxf1 Qh4 21. e3 Qxh2 22. Ke2 Rc8 23. c3 Rb8) 17... Bxg2+ 18. Kg1 Bh3+ 19. Kh1 Bg2+ 20. Kg1 Qg6 21. f3 Bxf1+?! { (Mate in 4 → -16.39) Lost forced checkmate sequence. Qg3 was best. } (21... Qg3 22. Qxd7+ Kxd7 23. Rfe1 Bh3+ 24. Kh1 Qg2#) 22. Kxf1?! { (-16.39 → Mate in 1) Checkmate is now unavoidable. Ng4 was best. } (22. Ng4 Bxe2) 22... Qg1# { Black wins by checkmate. } 0-1