[Event "1-Старший дивизион 10-11 класс"] [Site "https://lichess.org/NTJPw8OH"] [Date "2023.02.03"] [White "Taisiyap"] [Black "Himik0"] [Result "0-1"] [UTCDate "2023.02.03"] [UTCTime "14:00:00"] [WhiteElo "1500"] [BlackElo "1533"] [WhiteRatingDiff "-227"] [BlackRatingDiff "+52"] [Variant "Standard"] [TimeControl "300+3"] [ECO "D00"] [Opening "Queen's Pawn Game: Mason Attack"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. f4?! { (0.27 → -0.65) Inaccuracy. c4 was best. } { D00 Queen's Pawn Game: Mason Attack } (2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. e3 Nbd7 6. Qc2 Bd6) 2... Nc6?! { (-0.65 → -0.07) Inaccuracy. c5 was best. } (2... c5 3. e3 cxd4 4. exd4 Nc6 5. c3 Bf5 6. Nf3 e6 7. Bd3) 3. Nc3 Bf5 4. Nxd5?? { (-0.35 → -3.35) Blunder. e3 was best. } (4. e3 Nf6 5. Nf3 e6 6. Bd3 Nb4 7. Bxf5 exf5 8. Qe2 Nc6) 4... Qxd5 5. e3?! { (-3.53 → -4.52) Inaccuracy. c3 was best. } (5. c3 e6 6. Nf3 Nf6 7. e3 h5 8. a3 a5 9. c4 Qd8 10. Bd3 a4 11. Be2 h4) 5... Nb4 6. c3 Nc2+ 7. Kd2 Nxa1 8. b3 Nf6 9. Ne2 Bc2 10. Ke1 Bxd1 11. Kxd1 Qf5 12. Ng3 Qc2+ 13. Ke1 Qxc1+ 14. Ke2?! { (-13.96 → Mate in 13) Checkmate is now unavoidable. Kf2 was best. } (14. Kf2 Qd2+ 15. Be2 Nc2 16. Rb1 Qxe3+ 17. Kf1 Nd5 18. Bd3 Qxd3+ 19. Kg1 Nxc3 20. Rf1 Qe3+) 14... Nd5?! { (Mate in 13 → -14.36) Lost forced checkmate sequence. Nc2 was best. } (14... Nc2 15. Nf5 e6 16. Kf3 Ne1+ 17. Kg3 Ne4+ 18. Kh3 Nf2+ 19. Kh4 exf5 20. Bb5+ Kd8 21. Bc6) 15. e4?! { (-14.36 → Mate in 2) Checkmate is now unavoidable. Nf5 was best. } (15. Nf5 Nxc3+ 16. Kf2 O-O-O 17. g4 g6 18. Ng3 Nc2 19. Bd3 Qd2+ 20. Kf3 Nxd4+ 21. exd4 Rxd4) 15... Qe3+ 16. Kd1 Nxc3# { Black wins by checkmate. } 0-1