FEN
[Event "April Chess Megatournament"]
[Site "https://cohenchessclub.com/sY8a9FPg"]
[Date "2022.04.09"]
[White "Oskar"]
[Black "jjchess1234"]
[Result "0-1"]
[UTCDate "2022.04.09"]
[UTCTime "19:45:16"]
[WhiteElo "1822"]
[BlackElo "1590"]
[WhiteRatingDiff "-13"]
[BlackRatingDiff "+8"]
[WhiteTitle "GM🦃"]
[BlackTitle "NM"]
[Variant "Standard"]
[TimeControl "900+0"]
[ECO "C24"]
[Opening "Bishop's Opening: Berlin Defense"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Bc4 Nf6 { C24 Bishop's Opening: Berlin Defense } 3. b3?? { (-0.01 → -2.73) Blunder. Nc3 was best. } (3. Nc3 Bc5 4. Nf3 d6 5. O-O O-O 6. d4 exd4 7. Nxd4 Bd7) 3... Nc6? { (-2.73 → -1.18) Mistake. Nxe4 was best. } (3... Nxe4 4. Nc3) 4. Bb2?! { (-1.18 → -2.00) Inaccuracy. d3 was best. } (4. d3 d5) 4... Bc5?! { (-2.00 → -0.91) Inaccuracy. Nxe4 was best. } (4... Nxe4 5. Bd5) 5. Nc3 d6 6. Nf3 Bd7 7. O-O Qe7?! { (-0.27 → 0.57) Inaccuracy. a6 was best. } (7... a6 8. Nd5) 8. d3? { (0.57 → -0.60) Mistake. Nd5 was best. } (8. Nd5 Qd8) 8... O-O-O?! { (-0.60 → 0.29) Inaccuracy. Nd4 was best. } (8... Nd4 9. Nxd4 Bxd4 10. Qd2 c6 11. b4 h5 12. Nd1 Bxb2 13. Nxb2 h4 14. Bb3 Nh5 15. d4) 9. Nd5 Nxd5 10. exd5 Na5 11. Bc3?! { (0.14 → -0.53) Inaccuracy. Qd2 was best. } (11. Qd2 Nxc4 12. dxc4 a6 13. b4 Ba7 14. Rfe1 Rhe8 15. b5 Bg4 16. bxa6 Bxf3 17. axb7+ Kb8) 11... Nxc4 12. dxc4 a6 13. b4 Ba7 14. b5?! { (-0.72 → -1.36) Inaccuracy. a4 was best. } (14. a4 Bg4 15. b5 Qf6 16. Qd3 Bxf3 17. Qxf3 Qxf3 18. gxf3 Bc5 19. Bd2 Rhg8 20. bxa6 bxa6) 14... axb5 15. cxb5?! { (-1.40 → -2.15) Inaccuracy. Rb1 was best. } (15. Rb1 bxc4) 15... e4? { (-2.15 → -0.65) Mistake. Bxb5 was best. } (15... Bxb5) 16. Bd4?? { (-0.65 → -3.74) Blunder. Re1 was best. } (16. Re1 Bxb5 17. Nd4 Ba6 18. Qg4+ Qd7 19. Nf5 e3 20. fxe3 Rde8 21. Qf3 f6 22. a4 Bc5) 16... Bxd4?? { (-3.74 → 0.02) Blunder. exf3 was best. } (16... exf3) 17. Qxd4?? { (0.02 → -5.23) Blunder. Nxd4 was best. } (17. Nxd4 Qg5) 17... exf3 18. Qa7?! { (-4.59 → -7.16) Inaccuracy. a4 was best. } (18. a4 Kb8) 18... Bxb5 19. Qa8+ Kd7 20. Qa5 Ba6 21. Qa4+ Kc8 22. gxf3 Bxf1 23. Kxf1 Rhe8 24. Qa5 Qe2+ 25. Kg2 Qxc2 26. Rh1 Re2 27. Rf1 Qxa2 28. Qb4 Qxd5 29. Re1 Rxe1 30. Qxe1 Qg5+ 31. Kh1 f6 32. Qe7 b5 33. Qe6+ Kb8 34. Qb3 Qc5 35. Kg2 Qc4 36. Qe3 b4 37. Qd2 Qc3 38. Qf4 b3 39. Qa4 b2 40. Qb5+ Kc8 41. Qa6+ Kd7 42. Qb5+ Ke7 43. Qe2+ Kf7 44. f4?! { (-16.67 → Mate in 8) Checkmate is now unavoidable. Qd1 was best. } (44. Qd1 Qc1) 44... b1=Q 45. f5 Qbe1 46. Qh5+ Kg8 47. h4 Qcd2 48. Qf3 Qexf2+?! { (Mate in 7 → -64.79) Lost forced checkmate sequence. Re8 was best. } (48... Re8 49. Qb3+ d5 50. Qf3 Re2 51. Kg3 Rxf2 52. Kg4 Rxf3 53. Kh5 Qe8+ 54. Kg4 Qg2#) 49. Qxf2 Qxf2+ 50. Kxf2 Rb8?! { (Mate in 14 → -70.20) Lost forced checkmate sequence. d5 was best. } (50... d5 51. Ke2 d4 52. Kd3 Kf7 53. h5 Rd6 54. h6 gxh6 55. Ke2 d3+ 56. Kd2 Rd5 57. Kc3) 51. Ke3 Rb4 52. Kf3 Rxh4 53. Kg3 Ra4 54. Kf3 c5 55. Ke3 h5 56. Kf3 c4 57. Ke3 c3 58. Kd3 h4 59. Kxc3 h3 60. Kb3 Rh4 61. Kc3 h2 62. Kd3 h1=Q 63. Ke3 Qe1+ 64. Kf3 Qc3+ 65. Kg2 Rd4 66. Kf2 Rd2+ 67. Ke1 Qc1# { Black wins by checkmate. } 0-1