[Event "Антифлагоруб Arena"] [Site "https://live.chess-online.com/d6oATMDJ"] [Date "2019.04.21"] [White "Константин85"] [Black "Boris_1945"] [Result "1-0"] [UTCDate "2019.04.21"] [UTCTime "19:48:15"] [WhiteElo "1957"] [BlackElo "1431"] [WhiteRatingDiff "+1"] [BlackRatingDiff "-1"] [Variant "Standard"] [TimeControl "180+2"] [ECO "D05"] [Opening "Colle System: Traditional Colle"] [Termination "Normal"] [Annotator "live.chess-online.com"] 1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5. c3 { D05 Colle System: Traditional Colle } cxd4?! { (-0.01 → 0.62) Inaccuracy. Be7 was best. } (5... Be7 6. Nbd2 b6 7. e4 cxd4 8. Nxd4 dxe4 9. Nxe4 Bb7 10. Qe2 Qd5 11. f3 O-O 12. O-O) 6. exd4 Nc6 7. O-O a6?! { (0.61 → 1.18) Inaccuracy. Bd6 was best. } (7... Bd6 8. Re1 O-O 9. Ne5 Ne4 10. Nd2 Bxe5 11. dxe5 Nxe5 12. Nxe4 Nxd3 13. Qxd3 dxe4 14. Qxe4) 8. Bg5?! { (1.18 → 0.43) Inaccuracy. Re1 was best. } (8. Re1) 8... Be7 9. Nbd2 h6 10. Bh4 Nd7 11. Bg3 Nf6 12. Ne5 Nxe5 13. dxe5 Nd7 14. f4 Nc5 15. Nf3? { (1.17 → 0.14) Mistake. Bc2 was best. } (15. Bc2 Qb6 16. Bf2 Qxb2 17. c4 d4 18. Ne4 Nxe4 19. Bxe4 O-O 20. Qxd4 Qxd4 21. Bxd4 Bd7) 15... Nxd3 16. Qxd3 Bd7 17. Nd4 Bc5 18. Kh1 Bxd4 19. Qxd4 b5?? { (0.07 → 1.75) Blunder. O-O was best. } (19... O-O) 20. f5 Rb8 21. f6 g6 22. Bf2 O-O?? { (1.74 → Mate in 7) Checkmate is now unavoidable. Rc8 was best. } (22... Rc8) 23. Be3? { (Mate in 7 → 8.93) Lost forced checkmate sequence. Qh4 was best. } (23. Qh4 Kh7 24. Be3 g5 25. Bxg5 Qxf6 26. exf6 h5 27. Qxh5+ Kg8 28. Qh6 d4 29. Qg7#) 23... Kh7? { (8.93 → Mate in 6) Checkmate is now unavoidable. Qb6 was best. } (23... Qb6 24. Qf4) 24. Qh4 h5 25. Qg5 Rh8 26. Qh6+ { Black resigns. } 1-0