CohenChessClub.com

[Event "MrCohenOS Arena"] [Site "https://cohenchessclub.com/db7h1ntc"] [Date "2022.10.23"] [White "Sasha"] [Black "Anisha"] [Result "0-1"] [UTCDate "2022.10.23"] [UTCTime "17:03:26"] [WhiteElo "1541"] [BlackElo "1719"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+5"] [WhiteTitle "IM🧁"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A48"] [Opening "London System"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 Nf6 2. Nf3 g6 3. Bf4 { A48 London System } Bg7 4. e3 O-O 5. c3 d6 6. Nbd2 Bf5?! { (0.03 → 0.54) Inaccuracy. Nh5 was best. } (6... Nh5 7. Bg5) 7. Bb5 c6 8. Bc4 d5 9. Be2 Qb6 10. O-O? { (0.58 → -0.66) Mistake. Qb3 was best. } (10. Qb3 Nbd7 11. h3 Ne4 12. g4 Be6 13. a4 Qxb3 14. Nxb3 a5 15. Nfd2 Nxd2 16. Kxd2 f6) 10... Qxb2 11. c4 dxc4?! { (-0.83 → -0.03) Inaccuracy. c5 was best. } (11... c5 12. h3 Nc6 13. g4 Be6 14. Rb1 Qa3 15. Rb3 Qa5 16. Rxb7 dxc4 17. Nxc4 Qa6 18. Rc7) 12. Nxc4 Qc2 13. Qxc2 Bxc2 14. Bd1?? { (-0.06 → -4.17) Blunder. Na5 was best. } (14. Na5 Nd5) 14... Bxd1?? { (-4.17 → -1.97) Blunder. Bd3 was best. } (14... Bd3 15. Nfe5) 15. Rfxd1 Nbd7?? { (-2.20 → -0.49) Blunder. Rc8 was best. } (15... Rc8) 16. Re1?? { (-0.49 → -2.74) Blunder. Na5 was best. } (16. Na5) 16... Ne4? { (-2.74 → -1.17) Mistake. c5 was best. } (16... c5 17. Nce5) 17. Rad1?? { (-1.17 → -3.50) Blunder. Na5 was best. } (17. Na5) 17... Rad8?? { (-3.50 → -0.73) Blunder. b5 was best. } (17... b5 18. Nce5) 18. Ng5? { (-0.73 → -1.95) Mistake. Na5 was best. } (18. Na5 Rc8 19. Nxb7 c5 20. dxc5 Ndxc5 21. Nxc5 Rxc5 22. Rd7 e5 23. Bg3 a5 24. Rb1 Rfc8) 18... Nxg5 19. Bxg5 h6?? { (-1.87 → 5.93) Blunder. f6 was best. } (19... f6 20. Bf4 Rc8 21. e4 b6 22. Be3 Rfd8 23. g4 c5 24. dxc5 Nxc5 25. Rxd8+ Rxd8 26. Na5) 20. Bxe7 b5 21. Bxd8 Rxd8 22. Nd6?! { (7.15 → 4.53) Inaccuracy. Na5 was best. } (22. Na5 Rc8 23. Rc1 c5 24. dxc5 Nxc5 25. Nb3 Bf8 26. Nxc5 Rxc5 27. Rxc5 Bxc5 28. Rd1 b4) 22... Nb6 23. Nb7 Rd7?! { (4.89 → 7.07) Inaccuracy. Rc8 was best. } (23... Rc8) 24. Nc5?! { (7.07 → 5.05) Inaccuracy. Na5 was best. } (24. Na5 Nd5) 24... Rd5 25. g3 Kf8 26. e4? { (5.73 → 3.47) Mistake. Rb1 was best. } (26. Rb1 Nc4 27. Rec1 Nd2 28. Rb2 Nc4 29. Rbc2 Ke7 30. Nb3 Kd7 31. Rxc4 bxc4 32. Rxc4 Kc7) 26... Rxd4 27. Rxd4 Bxd4 28. Nd3?? { (3.61 → 0.30) Blunder. Nb3 was best. } (28. Nb3 Bb2) 28... Ke7?! { (0.30 → 0.88) Inaccuracy. c5 was best. } (28... c5 29. Rb1 a6 30. Nf4 Ke7 31. Ne2 Kd6 32. Nxd4 cxd4 33. Rb3 Nc4 34. f4 Kc5 35. Kf2) 29. Nf4?! { (0.88 → 0.00) Inaccuracy. Nb4 was best. } (29. Nb4 Kd6 30. e5+ Kc5 31. Nc2 Kd5 32. Nxd4 Kxd4 33. Re3 c5 34. Rf3 c4 35. Kf1 b4) 29... Kf6?! { (0.00 → 0.75) Inaccuracy. Kd6 was best. } (29... Kd6 30. Ne2 Bb2 31. f4 a5 32. Kf2 c5 33. Ke3 Kc6 34. Kd3 b4 35. Kc2 Bf6 36. e5) 30. Nd3? { (0.75 → -0.37) Mistake. Kf1 was best. } (30. Kf1 Nc4) 30... a5?! { (-0.37 → 0.50) Inaccuracy. c5 was best. } (30... c5) 31. Nc1?! { (0.50 → -0.37) Inaccuracy. Rc1 was best. } (31. Rc1 Nc4) 31... Ke5?! { (-0.37 → 0.28) Inaccuracy. a4 was best. } (31... a4 32. Kf1) 32. Nb3? { (0.28 → -0.78) Mistake. Kf1 was best. } (32. Kf1 a4 33. Nd3+ Ke6 34. Rd1 c5 35. Nb4 a3 36. Rxd4 cxd4 37. Ke2 Kd6 38. Kd3 Nc4) 32... a4 33. Nxd4? { (-0.93 → -2.16) Mistake. Na5 was best. } (33. Na5 Kd6 34. Rd1 c5 35. Kf1 Kc7 36. Rb1 b4 37. Rc1 Nd7 38. Ke2 Ne5 39. f4 Kb6) 33... Kxd4 34. e5?? { (-2.03 → -4.33) Blunder. Rd1+ was best. } (34. Rd1+ Kxe4 35. f3+ Kxf3 36. Rd6 b4 37. Rxc6 Nd5 38. Kf1 a3 39. Ke1 Nc3 40. Kd2 Nxa2) 34... Nd5 35. a3?! { (-4.23 → -5.58) Inaccuracy. Rd1+ was best. } (35. Rd1+ Kc4) 35... Ne7?? { (-5.58 → 0.75) Blunder. c5 was best. } (35... c5 36. Rd1+) 36. Kg2?? { (0.75 → -1.81) Blunder. e6 was best. } (36. e6 f6) 36... c5?? { (-1.81 → 0.00) Blunder. Nd5 was best. } (36... Nd5 37. Rd1+ Kxe5 38. Rc1 Kd6 39. Kf3 Nb6 40. Ke4 Nc4 41. Rd1+ Kc5 42. Ra1 f5+ 43. Kd3) 37. Kf3?? { (0.00 → -4.58) Blunder. Rd1+ was best. } (37. Rd1+ Kxe5 38. Rb1 c4 39. Kf1 Nf5 40. Ke1 c3 41. Rxb5+ Ke4 42. Kd1 Nd4 43. Rb7 Kd3) 37... b4 38. axb4?! { (-4.25 → -5.51) Inaccuracy. Ke2 was best. } (38. Ke2 Kc3 39. Kd1 bxa3 40. Kc1 Nd5 41. Kb1 Kb3 42. Ka1 a2 43. e6 fxe6 44. Re2 a3) 38... cxb4 39. Ke2 a3 40. Kd2 a2?? { (-6.61 → 0.55) Blunder. b3 was best. } (40... b3 41. e6 fxe6 42. Rxe6 a2 43. Ra6 b2 44. Rxa2 b1=Q 45. Ra7 Qb2+ 46. Ke1 Qc1+ 47. Ke2) 41. Kc2 Kc4?? { (0.46 → 2.97) Blunder. Nd5 was best. } (41... Nd5 42. Kb3 Nc3 43. Ra1 Kxe5 44. Kxb4 Kd4 45. Ka3 Kd3 46. Kb2 Kd2 47. f4 f5 48. Rf1) 42. Kb2 b3 43. Ka3?? { (3.37 → 0.49) Blunder. Rc1+ was best. } (43. Rc1+ Kb4 44. Rc7 Nf5 45. Rxf7 Nd4 46. Rf6 g5 47. Ra6 Kb5 48. Ra8 Kc4 49. f4 gxf4) 43... Kc3?? { (0.49 → 2.31) Blunder. Nc6 was best. } (43... Nc6) 44. Rc1+ Kd2 45. Rg1?? { (2.05 → -6.26) Blunder. Kb2 was best. } (45. Kb2 Nf5 46. Rc4 h5 47. Ra4 Ke2 48. Kxb3 Kxf2 49. Rxa2+ Ke3 50. Kc4 Ke4 51. Re2+ Kf3) 45... Kc2 46. f3 b2?? { (-6.92 → 3.32) Blunder. Nc6 was best. } (46... Nc6 47. Rg2+) 47. Rg2+ Kc3?! { (3.47 → 4.73) Inaccuracy. Kc1 was best. } (47... Kc1 48. Rg1+ Kd2 49. Kxa2 Nc6 50. f4 g5 51. Kxb2 gxf4 52. gxf4 Ke3 53. Rf1 Ke4 54. Kc3) 48. Rxb2?? { (4.73 → Mate in 4) Checkmate is now unavoidable. Kxa2 was best. } (48. Kxa2 g5 49. Rxb2 Ng6 50. Re2 Kd3 51. Re1 Ne7 52. e6 fxe6 53. Rxe6 Nf5 54. Rf6 Nd4) 48... a1=Q+ 49. Ra2 Qc1+ 50. Ka4 Qb1 51. Ra3+ Kc4 52. Ka5 Qb5# { Black wins by checkmate. } 0-1