CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/Tm2Bbzgy"] [Date "2024.07.31"] [White "SaViNa"] [Black "Mikey"] [Result "0-1"] [UTCDate "2024.07.31"] [UTCTime "20:24:58"] [WhiteElo "1235"] [BlackElo "1225"] [WhiteRatingDiff "-10"] [BlackRatingDiff "+20"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C48"] [Opening "Four Knights Game: Ranken Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 a6?! { (0.00 → 0.77) Inaccuracy. Nd4 was best. } (4... Nd4 5. Bc4 Bc5 6. d3 d6 7. Nxd4 Bxd4 8. O-O c6 9. a4) 5. Bxc6 { C48 Four Knights Game: Ranken Variation } dxc6 6. Nxe5 Bd6?! { (0.80 → 1.76) Inaccuracy. Nxe4 was best. } (6... Nxe4 7. Nxe4 Qd5 8. O-O Qxe5 9. d4 Qd5 10. Re1 Be6 11. Bg5) 7. f4?? { (1.76 → -0.71) Blunder. Nf3 was best. } (7. Nf3 O-O 8. d3 Re8 9. h3 b5 10. O-O c5 11. a4 b4 12. Nb1 c4 13. Nbd2 cxd3) 7... Qe7?? { (-0.71 → 1.75) Blunder. Bxe5 was best. } (7... Bxe5 8. fxe5 Bg4 9. Ne2 Nxe4 10. O-O Qe7 11. d4 f5 12. Qd3 Bxe2 13. Qxe2 g6 14. Qc4) 8. d4?! { (1.75 → 1.17) Inaccuracy. O-O was best. } (8. O-O O-O 9. d3 Bxe5 10. fxe5 Qxe5 11. Bf4 Qa5 12. Qd2 Ne8 13. h3 f6 14. Qf2 Nd6) 8... O-O 9. g3?? { (1.35 → -0.91) Blunder. O-O was best. } (9. O-O b5) 9... Bxe5?? { (-0.91 → 2.18) Blunder. c5 was best. } (9... c5 10. dxc5) 10. fxe5?! { (2.18 → 1.12) Inaccuracy. dxe5 was best. } (10. dxe5 Nd7) 10... Bg4?? { (1.12 → 7.19) Blunder. Nd7 was best. } (10... Nd7 11. O-O b5 12. Qh5 b4 13. Ne2 f6 14. Qh4 a5 15. exf6 Nxf6 16. e5 Nd5 17. Bg5) 11. Ne2?? { (7.19 → -1.72) Blunder. exf6 was best. } (11. exf6 Qe6) 11... Nxe4 12. c3?? { (-1.61 → -5.42) Blunder. Qd3 was best. } (12. Qd3 Bxe2 13. Qxe4 Bh5 14. O-O Bg6 15. Qe2 Rfd8 16. Be3 Qe6 17. Rf4 c5 18. c3 cxd4) 12... c5?? { (-5.42 → -2.38) Blunder. f6 was best. } (12... f6 13. Qb3+) 13. d5?? { (-2.38 → -7.15) Blunder. Qc2 was best. } (13. Qc2 Bf5) 13... Qxe5 14. Nf4 Bxd1 15. Kxd1 c6 16. dxc6 bxc6 17. h4 { White offers draw } 17... Rad8+ 18. Kc2 Nxg3 19. Rg1 Ne2 20. Re1?! { (-16.07 → Mate in 6) Checkmate is now unavoidable. Rg5 was best. } (20. Rg5 Qe4+ 21. Kb3 Rb8+ 22. Ka3 Rb5 23. b4 cxb4+ 24. Kb3 Rbb8 25. Rxg7+ Kxg7 26. Nxe2 bxc3+) 20... Qf5+ 21. Kb3 Nd4+?! { (Mate in 3 → -11.00) Lost forced checkmate sequence. c4+ was best. } (21... c4+ 22. Ka4 Qb5+ 23. Ka3 Qa5#) 22. cxd4 Rxd4 23. Ne2? { (-9.00 → Mate in 4) Checkmate is now unavoidable. a3 was best. } (23. a3) 23... Rd3+?! { (Mate in 4 → -15.16) Lost forced checkmate sequence. Qd5+ was best. } (23... Qd5+ 24. Kc2 Qe4+ 25. Kb3 Rb8+ 26. Kc3 Qd3#) 24. Nc3 c4+ 25. Kxc4 Qf3 26. Rd1 Rxd1 27. Nxd1 Re8? { (Mate in 12 → -9.67) Lost forced checkmate sequence. Rd8 was best. } (27... Rd8 28. Nc3 Qd3+ 29. Kb4 a5+ 30. Ka3 Qd6+ 31. Kb3 a4+ 32. Nxa4 Qd3+ 33. Kb4 Rb8+ 34. Nb6) 28. b4? { (-9.67 → Mate in 7) Checkmate is now unavoidable. Be3 was best. } (28. Be3 Qd5+ 29. Kc3 h5 30. b3 Qe5+ 31. Kd2 Qxa1 32. Nc3 Rd8+ 33. Kc2 Qe1 34. Bg5 f6) 28... Re4+ 29. Kc5 Rc4+? { (Mate in 6 → -7.54) Lost forced checkmate sequence. Qf5+ was best. } (29... Qf5+ 30. Kb6 Qb5+ 31. Kc7 Re7+ 32. Kd6 Qxb4+ 33. Kxc6 Qb5+ 34. Kd6 Rd7#) 30. Kxc4 g5? { (-7.23 → -3.48) Mistake. Qd5+ was best. } (30... Qd5+ 31. Kc3 Qxd1 32. Bb2 Qf3+ 33. Kc2 Qf5+ 34. Kb3 Qd5+ 35. Kc2 f6 36. Rd1 Qc4+ 37. Kb1) 31. hxg5? { (-3.48 → -6.48) Mistake. Be3 was best. } (31. Be3 gxh4 32. Kd3 f5 33. Kd2 f4 34. Bd4 Qa3 35. Nf2 Qxb4+ 36. Bc3 Qc5 37. Nd3 Qe3+) 31... h5?? { (-6.48 → -0.81) Blunder. Qxd1 was best. } (31... Qxd1 32. Bb2) 32. gxh6?? { (-0.81 → -4.63) Blunder. Be3 was best. } (32. Be3) 32... f5?? { (-4.63 → 0.00) Blunder. Qxd1 was best. } (32... Qxd1 33. Bb2 Qc2+ 34. Bc3 f5 35. Re1 Kh7 36. Re7+ Kxh6 37. Re6+ Kh5 38. Rxc6 f4 39. Rd6) 33. Nb2 Qh3?? { (0.00 → 5.63) Blunder. a5 was best. } (33... a5 34. bxa5 Qd5+ 35. Kb4 Qb5+ 36. Ka3 Qc5+ 37. Kb3 Qb5+ 38. Kc2 Qc5+ 39. Kd3 Qd5+ 40. Kc3) 34. Na4?? { (5.63 → -0.35) Blunder. Bf4 was best. } (34. Bf4) 34... f4 35. b5?? { (0.00 → -4.69) Blunder. Nc5 was best. } (35. Nc5 Qh5 36. Bb2 Qd5+ 37. Kc3 Qe5+ 38. Kb3 Qd5+) 35... axb5+ 36. Kb4 f3 37. Nc3 f2 38. Bg5 f1=Q 39. Rxf1 Qxf1 40. Kc5 Qf5+?! { (-6.31 → -4.42) Inaccuracy. Qc4+ was best. } (40... Qc4+) 41. Kxc6 Qxg5 42. Nxb5 Qxh6+ 43. Kc5 Kg7 44. a4 Kg6?! { (-4.08 → -2.79) Inaccuracy. Qe3+ was best. } (44... Qe3+ 45. Kc4 Qe6+ 46. Kc5 Qc8+ 47. Kb6 Qd8+ 48. Kb7 Qa5 49. Kc6 Kf6 50. Kd5 Ke7 51. Kc5) 45. a5 Qh5+ 46. Kb6 Kf7 47. a6 Qe5?? { (-2.83 → 0.00) Blunder. Qg6+ was best. } (47... Qg6+ 48. Kc5 Qf5+ 49. Kc6 Qe4+ 50. Kb6 Qe6+ 51. Kc5 Ke7 52. a7 Qc8+ 53. Kd5 Qa8+ 54. Kc5) 48. a7 Qe6+ 49. Kb7 Qe7+ 50. Kb6 Qd8+ 51. Nc7 Ke7 52. Kb7?? { (0.00 → -4.34) Blunder. a8=Q was best. } (52. a8=Q Qxa8 53. Nxa8 Kd6 54. Nc7 Ke5 55. Kc6 Kd4 56. Kd6 Ke4 57. Nd5 Kf3 58. Kc6 Kf2) 52... Kd7 53. Na6?? { (-4.12 → Mate in 13) Checkmate is now unavoidable. a8=N was best. } (53. a8=N) 53... Qc8+ 54. Kb6 Qc6+ 55. Ka5 Kd6 56. Nb8 Qc5+ 57. Ka6 Kc7 58. a8=Q Qb6# { Black wins by checkmate. } 0-1