[Event "CSO 2023: Prima Tappa"] [Site "https://lichess.org/LGssFcA9"] [Date "2023.11.03"] [White "The_King06"] [Black "rogancatko"] [Result "1-0"] [UTCDate "2023.11.03"] [UTCTime "21:32:00"] [WhiteElo "1926"] [BlackElo "1636"] [WhiteRatingDiff "+2"] [BlackRatingDiff "-2"] [Variant "Standard"] [TimeControl "300+3"] [ECO "A40"] [Opening "Queen's Pawn Game: Modern Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 g6?! { (0.00 → 0.68) Inaccuracy. Nf6 was best. } { A40 Queen's Pawn Game: Modern Defense } (1... Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Bf4 c6 6. Nc3) 2. Nf3 Bg7 3. Bf4?! { (0.58 → 0.02) Inaccuracy. e4 was best. } (3. e4 d6 4. Bd3 Nd7 5. O-O Ngf6 6. Qe2 O-O 7. Nc3 e5) 3... d5 4. e3 Nf6 5. c3 O-O 6. h3 Nc6 7. Bd3 e6?! { (0.27 → 0.83) Inaccuracy. Nd7 was best. } (7... Nd7 8. Bh2 e5 9. Be2 b6 10. O-O Bb7 11. a4 Qe7 12. Na3) 8. Nbd2 Nd7 9. e4?! { (0.85 → 0.17) Inaccuracy. Bg5 was best. } (9. Bg5 Ne7) 9... dxe4 10. Nxe4 e5 11. dxe5 Ndxe5 12. Nxe5 Bxe5?! { (0.15 → 0.70) Inaccuracy. Nxe5 was best. } (12... Nxe5 13. Bc2 Qxd1+ 14. Rxd1 Bf5 15. O-O Rfd8 16. Rfe1 h6 17. f3 Rxd1 18. Rxd1 g5 19. Bg3) 13. Bg5 Qd5 14. Qc2? { (0.62 → -0.81) Mistake. O-O was best. } (14. O-O Bf5) 14... Bf5?! { (-0.81 → 0.27) Inaccuracy. f5 was best. } (14... f5 15. Ng3) 15. f3?? { (0.27 → -6.80) Blunder. O-O was best. } (15. O-O) 15... Bxe4 16. Bxe4 Bg3+ 17. Ke2 Qxg5 18. h4 Qb5+ 19. Bd3 Rfe8+ 20. Kd2? { (-9.10 → Mate in 8) Checkmate is now unavoidable. Kf1 was best. } (20. Kf1 Qe5) 20... Ne5?? { (Mate in 8 → 5.95) Lost forced checkmate sequence. Bf4+ was best. } (20... Bf4+ 21. Kd1 Rad8 22. c4 Qf5 23. Qe2 Rxd3+ 24. Ke1 Rxe2+ 25. Kf1 Qc5 26. Kxe2 Rd2+ 27. Kf1) 21. Bxb5 Bf4+ 22. Ke1 c6 23. Be2 Bg3+?! { (5.48 → 7.25) Inaccuracy. Nc4 was best. } (23... Nc4) 24. Kf1 Rad8 25. Rh3 Bf4 26. Rd1 Kg7 27. h5 Rd7 28. hxg6 fxg6 29. Rxd7+ Nxd7 30. Qd3 Nf6 31. Qd4 Be5 32. Qh4 Nh5 33. g4 Nf6 34. Qg5 h6 35. Qxh6+ Kf7 36. g5 Nd5 37. Qh7+ Ke6 38. Qxg6+ Kd7 39. Rh7+ Kc8?! { (10.10 → Mate in 1) Checkmate is now unavoidable. Re7 was best. } (39... Re7 40. Qf5+) 40. Qxe8# { White wins by checkmate. } 1-0