CohenChessClub.com

[Event "March Chess Megatournament"] [Site "https://cohenchessclub.com/98CtN56M"] [Date "2022.03.12"] [White "Mason2"] [Black "Matilda"] [Result "1-0"] [UTCDate "2022.03.12"] [UTCTime "20:44:34"] [WhiteElo "1465"] [BlackElo "1607"] [WhiteRatingDiff "+18"] [BlackRatingDiff "-9"] [WhiteTitle "GM"] [BlackTitle "⛸"] [Variant "Standard"] [TimeControl "900+0"] [ECO "A00"] [Opening "Crab Opening"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. h4?! { (0.15 → -0.71) Inaccuracy. e4 was best. } (1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Bd3 Nxe4) 1... e5 2. a4?! { (-0.66 → -1.59) Inaccuracy. c4 was best. } { A00 Crab Opening } (2. c4 Nf6) 2... d5 3. d3 Bf5 4. c3 Bc5?! { (-1.38 → -0.62) Inaccuracy. Nc6 was best. } (4... Nc6 5. g3 Nf6 6. Bg2 h6 7. Nf3 Qd7 8. O-O Qe6 9. Na3 Bxa3 10. Rxa3 O-O 11. Ne1) 5. b4 Bd6 6. Ra3? { (-0.99 → -2.67) Mistake. Nd2 was best. } (6. Nd2 Nf6 7. e4 Be6 8. a5 h6 9. Ngf3 O-O 10. Ng5 Bg4 11. Be2 Bxe2 12. Qxe2 Nbd7) 6... Nc6 7. Nf3?! { (-2.27 → -3.25) Inaccuracy. Nd2 was best. } (7. Nd2 Nf6) 7... Nf6?! { (-3.25 → -2.51) Inaccuracy. e4 was best. } (7... e4) 8. Nbd2? { (-2.51 → -4.56) Mistake. b5 was best. } (8. b5 Na5 9. Ra2 O-O 10. e3 c5 11. bxc6 bxc6 12. Nbd2 h6 13. Be2 Rb8 14. O-O Qe7) 8... O-O? { (-4.56 → -2.38) Mistake. e4 was best. } (8... e4 9. dxe4 dxe4 10. Nd4 Nxd4 11. cxd4 Bxb4 12. e3 O-O 13. Be2 Bxa3 14. Bxa3 Re8 15. g4) 9. g3?? { (-2.38 → -6.04) Blunder. e4 was best. } (9. e4) 9... e4 10. dxe4 dxe4 11. Nd4 Nxd4 12. cxd4 Bxb4 13. Rb3 Qxd4 14. Bg2 Be6 15. Rb1 Ba2?! { (-8.00 → -5.66) Inaccuracy. Rad8 was best. } (15... Rad8 16. O-O e3 17. Bb2 Qg4 18. Bxf6 Rxd2 19. Qe1 Bc5 20. f3 Qxa4 21. Rc1 Bd4 22. Bxd4) 16. Rb2 Bxd2+?? { (-5.69 → -2.12) Blunder. Bd5 was best. } (16... Bd5) 17. Qxd2 Qxa4?? { (-2.05 → 4.62) Blunder. Qxd2+ was best. } (17... Qxd2+) 18. O-O?? { (4.62 → -4.76) Blunder. Rxa2 was best. } (18. Rxa2 Qc4) 18... Be6?? { (-4.76 → -1.61) Blunder. Bd5 was best. } (18... Bd5 19. Qc3) 19. Rxb7 Qc6 20. Rb1 Rab8?! { (-1.79 → -0.80) Inaccuracy. a5 was best. } (20... a5) 21. Rxb8 Rxb8 22. f3?? { (-1.44 → -4.38) Blunder. Bb2 was best. } (22. Bb2 Qd5 23. Qxd5 Bxd5 24. Be5 a5 25. Bxc7 Ra8 26. Ra1 a4 27. Bd6 h5 28. Ba3 Ra6) 22... exf3 23. Bxf3 Qc5+ 24. Qe3 Qf5?? { (-3.54 → -0.84) Blunder. Qb6 was best. } (24... Qb6 25. Qxb6 cxb6 26. Bf4 Rc8 27. Rd1 h5 28. Bb7 Rc5 29. Rd8+ Kh7 30. Rb8 Rb5 31. Kf2) 25. Qxa7 Rf8?! { (-0.93 → -0.15) Inaccuracy. Rc8 was best. } (25... Rc8 26. Bb7 Qh3 27. Qf2 Re8 28. Bb2 Ng4 29. Qg2 Qxg2+ 30. Bxg2 Ne3 31. Re1 Nxg2 32. Kxg2) 26. Ba3? { (-0.15 → -1.19) Mistake. Qxc7 was best. } (26. Qxc7 Bd5 27. Qf4 Qe6 28. Bb2 Bxf3 29. exf3 Nd7 30. Bd4 h6 31. Qg4 Qxg4 32. fxg4 Ra8) 26... Re8?! { (-1.19 → -0.44) Inaccuracy. Rc8 was best. } (26... Rc8) 27. Qxc7 h6 28. Bc6?! { (-0.19 → -0.87) Inaccuracy. Bb2 was best. } (28. Bb2 Bd5 29. Bxf6 Qxf6 30. Qd7 Rd8 31. Qc7 Qd4+ 32. Kh2 Bxf3 33. Rxf3 Qd7 34. Qxd7 Rxd7) 28... Rc8?! { (-0.87 → 0.01) Inaccuracy. Qc2 was best. } (28... Qc2 29. Qb6) 29. Rxf5 Rxc7 30. Rc5 Ne4?? { (-0.08 → 5.09) Blunder. Rc8 was best. } (30... Rc8) 31. Bxe4 Ra7 32. Bb4 Ra1+ 33. Kf2 Ra4 34. Rb5 f5 35. Bd3 Ra7 36. Rb8+ Kh7 37. Rb6 Bd5 38. Bxf5+ g6 39. Bxg6+ Kg7 40. Bc3+ Kf8 41. Rb8+ Ke7 42. Bb4+ Ke6 43. Rb6+ Ke5?! { (10.69 → Mate in 1) Checkmate is now unavoidable. Kd7 was best. } (43... Kd7) 44. Bc3# { White wins by checkmate. } 1-0