[Event "WZS IIITMTsp 14.02.2022 Arena"] [Site "https://lichess.org/05ldoJWo"] [Date "2022.02.14"] [White "Kadoer"] [Black "PolskaTwierdza"] [Result "0-1"] [UTCDate "2022.02.14"] [UTCTime "07:18:19"] [WhiteElo "1500"] [BlackElo "1479"] [WhiteRatingDiff "-207"] [BlackRatingDiff "+100"] [Variant "Standard"] [TimeControl "180+0"] [ECO "C20"] [Opening "King's Pawn Game: Leonardis Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d3 e5 2. e4 { C20 King's Pawn Game: Leonardis Variation } Nc6 3. Nc3 Nf6 4. g3 d5 5. exd5 Nxd5 6. Nxd5? { (-0.30 → -1.87) Mistake. Bg2 was best. } (6. Bg2 Nxc3 7. bxc3 Bd6 8. Nf3 O-O 9. Rb1 Rb8 10. Ng5 Ne7) 6... Qxd5 7. c4?? { (-1.73 → -11.76) Blunder. Qf3 was best. } (7. Qf3 Qa5+ 8. Bd2 Qb6 9. O-O-O Be6 10. Ne2 Bxa2 11. Nc3 Be6) 7... Qxh1 8. f3 Qxg1 9. b3 Bh3 10. Rb1?! { (-19.00 → Mate in 2) Checkmate is now unavoidable. a3 was best. } (10. a3 Qxf1+) 10... Qxf1+ 11. Kd2 Bb4+ 12. Ke3 Qxd1 13. Ke4 Qe1+ 14. Be3 O-O 15. Rxe1 Bxe1?! { (Mate in 3 → -25.46) Lost forced checkmate sequence. f5+ was best. } (15... f5+ 16. Kd5 Rfd8+ 17. Ke6 Rd6#) 16. b4?! { (-25.46 → Mate in 5) Checkmate is now unavoidable. Bc5 was best. } (16. Bc5 Rfd8) 16... Rfe8?! { (Mate in 5 → -26.27) Lost forced checkmate sequence. f5+ was best. } (16... f5+ 17. Kd5 Rad8+ 18. Kc5 a6 19. a3 Rd6 20. Bg5 b6#) 17. a4?! { (-26.27 → Mate in 4) Checkmate is now unavoidable. Bc5 was best. } (17. Bc5 Nxb4) 17... Nxb4?! { (Mate in 4 → -26.85) Lost forced checkmate sequence. f5+ was best. } (17... f5+ 18. Kd5 Nxb4+ 19. Kc5 b6+ 20. Kb5 a6#) 18. d4?! { (-26.85 → Mate in 1) Checkmate is now unavoidable. Bc5 was best. } (18. Bc5 Bf1) 18... exd4+ 19. Kxd4 Nc2+ 20. Kc5 Nxe3 21. Kb5 a6+ 22. Kc5 Re4 23. a5 Rxc4# { Black wins by checkmate. } 0-1