FEN
[Event "MrCohenOS Arena"]
[Site "https://cohenchessclub.com/iz6XVUq6"]
[Date "2024.01.16"]
[White "RoWaN"]
[Black "Sebastian"]
[Result "1-0"]
[UTCDate "2024.01.16"]
[UTCTime "00:05:18"]
[WhiteElo "1542"]
[BlackElo "1328"]
[WhiteRatingDiff "+5"]
[BlackRatingDiff "-7"]
[WhiteTitle "NM🎼"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "A40"]
[Opening "Mikenas Defense"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. d4 Nc6?! { (0.32 → 0.92) Inaccuracy. Nf6 was best. } { A40 Mikenas Defense } (1... Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2) 2. Bf4 f6 3. e3?! { (0.98 → 0.18) Inaccuracy. Nf3 was best. } (3. Nf3 d5 4. Bg3 Bg4 5. Nbd2 Nh6 6. h3 Bh5 7. c3 Nf5 8. Bh2 Nd6 9. e3 e6) 3... e5 4. Bg3 Bb4+?! { (0.57 → 1.18) Inaccuracy. exd4 was best. } (4... exd4 5. exd4) 5. c3 Ba5?! { (1.13 → 1.88) Inaccuracy. Be7 was best. } (5... Be7) 6. Bd3 Nge7?! { (1.52 → 2.29) Inaccuracy. Nh6 was best. } (6... Nh6 7. Nf3) 7. Ne2? { (2.29 → 1.03) Mistake. dxe5 was best. } (7. dxe5 fxe5) 7... O-O?! { (1.03 → 1.62) Inaccuracy. Bb6 was best. } (7... Bb6 8. b4) 8. O-O Ng6 9. Nd2 d6 10. Nc4 Bg4?? { (1.54 → 5.80) Blunder. d5 was best. } (10... d5 11. Bxg6 hxg6 12. Nxa5 Nxa5 13. dxe5 fxe5 14. Bxe5 Nc4 15. Bd4 Nxb2 16. Qc2 Nc4 17. Qxg6) 11. b4?? { (5.80 → 2.37) Blunder. f3 was best. } (11. f3 Bh5) 11... Bb6 12. Nxb6?! { (2.36 → 1.37) Inaccuracy. f3 was best. } (12. f3 Bd7 13. a4 a6 14. Nxb6 cxb6 15. h4 Nge7 16. e4 Qc7 17. Qb3+ Kh8 18. d5 Nd8) 12... axb6 13. a3 Nce7 14. Qb3+ Rf7?! { (0.87 → 1.84) Inaccuracy. Kh8 was best. } (14... Kh8) 15. Bc4?? { (1.84 → -2.76) Blunder. f3 was best. } (15. f3 Bd7 16. a4 Qc8 17. Bf2 f5 18. h4 Nf8 19. h5 Qe8 20. e4 Be6 21. d5 Bd7) 15... d5 16. Bd3?? { (-2.14 → -6.77) Blunder. Bb5 was best. } (16. Bb5 c6 17. f3 Bxf3 18. Rxf3 e4 19. Rff1 cxb5 20. a4 bxa4 21. Rxa4 Rxa4 22. Qxa4 h5) 16... Bf5?? { (-6.77 → 0.81) Blunder. e4 was best. } (16... e4) 17. Bxf5 Nxf5 18. Rfd1 Nxg3?! { (0.63 → 1.33) Inaccuracy. h5 was best. } (18... h5) 19. Nxg3?! { (1.33 → 0.40) Inaccuracy. hxg3 was best. } (19. hxg3 Rd7) 19... c6 20. Qc2? { (0.68 → -0.68) Mistake. c4 was best. } (20. c4) 20... exd4? { (-0.68 → 0.58) Mistake. e4 was best. } (20... e4 21. c4) 21. Rxd4 c5 22. Rdd1 Ne5 23. Nf5 Nc4?? { (0.79 → 2.55) Blunder. Rd7 was best. } (23... Rd7 24. a4 Kh8 25. h3 Qc7 26. Qb3 Rad8 27. Ng3 d4 28. cxd4 cxd4 29. Rxd4 Rxd4 30. exd4) 24. Ra2?? { (2.55 → 0.48) Blunder. e4 was best. } (24. e4) 24... Nxa3?? { (0.48 → 6.46) Blunder. Rd7 was best. } (24... Rd7 25. Ng3) 25. Qb3 Nb5?! { (5.77 → 7.99) Inaccuracy. Qd7 was best. } (25... Qd7 26. Rxd5) 26. Rxd5 Rxa2? { (7.69 → Mate in 1) Checkmate is now unavoidable. Qe8 was best. } (26... Qe8 27. Rxa8) 27. Qxa2?? { (Mate in 1 → 5.24) Lost forced checkmate sequence. Rxd8# was best. } (27. Rxd8#) 27... Qc8?! { (5.24 → 11.07) Inaccuracy. Qc7 was best. } (27... Qc7 28. Qc4 Na7 29. bxc5 bxc5 30. Nd6 b5 31. Nxb5 Qa5 32. Rxc5 Qa1+ 33. Qf1 Qxf1+ 34. Kxf1) 28. Qd2? { (11.07 → 4.10) Mistake. Ne7+ was best. } (28. Ne7+ Kh8 29. Nxc8 Rf8 30. Qd2 Nxc3 31. Rd8 Kg8 32. Rxf8+ Kxf8 33. Qxc3 h6 34. b5 f5) 28... Qa8? { (4.10 → 8.28) Mistake. Qe6 was best. } (28... Qe6) 29. Rd8+ Rf8 30. Rxa8 Rxa8 31. h3 cxb4? { (8.31 → Mate in 5) Checkmate is now unavoidable. Nd4 was best. } (31... Nd4 32. cxd4) 32. cxb4? { (Mate in 5 → 8.92) Lost forced checkmate sequence. Qd7 was best. } (32. Qd7 Ra1+ 33. Kh2 Rh1+ 34. Kxh1 Kf8 35. Qxg7+ Ke8 36. Qe7#) 32... Nc7 33. Ne7+ Kf7 34. Nd5 Ne6 35. Nxb6 Ra6 36. Qd7+ Kf8 37. Nd5 Ng5? { (9.73 → Mate in 2) Checkmate is now unavoidable. Ra8 was best. } (37... Ra8 38. Qe7+) 38. Qe7+ Kg8 39. Qe8# { White wins by checkmate. } 1-0