[Event "Kostyakornienko Arena"] [Site "https://lichess.org/jzzpnzwz"] [Date "2021.06.04"] [White "Kostyakornienko"] [Black "Ivan_chess_PRO"] [Result "0-1"] [UTCDate "2021.06.04"] [UTCTime "08:20:09"] [WhiteElo "2455"] [BlackElo "2042"] [Variant "Standard"] [TimeControl "15+0"] [ECO "A00"] [Opening "Mieses Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. d3 { A00 Mieses Opening } e6 2. c3 d5 3. d4 Nf6 4. e3 Be7?! { (-0.77 → -0.15) Inaccuracy. Bd6 was best. } (4... Bd6 5. f4 c5 6. Bd3 O-O 7. Nf3 b6 8. O-O Nc6 9. Nbd2) 5. Nf3 O-O 6. Be2 Ne4 7. O-O Nxf2?? { (-0.02 → 4.85) Blunder. b6 was best. } (7... b6 8. b3) 8. Ne5?? { (4.85 → -9.28) Blunder. Kxf2 was best. } (8. Kxf2 Nd7 9. Kg1 c5 10. Bd2 b5 11. Be1 Qb6 12. Nbd2 a5 13. Kh1 b4 14. c4 a4) 8... Nxd1 9. Rf2 f6 10. Nf7 Rxf7 11. Bd3 Nxf2 12. Bxh7+ Kxh7 13. Kxf2 Kg8 14. Kg1 f5 15. e4 f4 16. Bxf4 Rxf4 17. Nd2 Bh4 18. Rf1 Bf2+ 19. Kh1 Qh4 20. g3?! { (-26.97 → Mate in 5) Checkmate is now unavoidable. h3 was best. } (20. h3 dxe4) 20... Bxg3 21. Kg2 Qxh2# { Black wins by checkmate. } 0-1