CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/wRbwe53n"] [Date "2023.11.14"] [White "Lewis"] [Black "Ephraim"] [Result "1/2-1/2"] [UTCDate "2023.11.14"] [UTCTime "21:24:12"] [WhiteElo "1170"] [BlackElo "1218"] [WhiteRatingDiff "+2"] [BlackRatingDiff "-1"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B02"] [Opening "Alekhine Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 Nf6?! { (0.21 → 0.82) Inaccuracy. e5 was best. } { B02 Alekhine Defense } (1... e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a5 6. O-O) 2. Nc3?! { (0.82 → 0.30) Inaccuracy. e5 was best. } (2. e5 Nd5 3. c4 Nb6 4. Nf3 d6 5. exd6 exd6 6. d4 Be7) 2... Nc6?! { (0.30 → 0.95) Inaccuracy. e5 was best. } (2... e5 3. Nf3 Nc6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Ne2 Ne7 8. Ng3 c6 9. Ba4) 3. Bc4? { (0.95 → -0.17) Mistake. d4 was best. } (3. d4 e6) 3... Nd4?! { (-0.17 → 0.77) Inaccuracy. e6 was best. } (3... e6 4. Bb5) 4. Nf3 Nxf3+ 5. gxf3?! { (1.18 → 0.31) Inaccuracy. Qxf3 was best. } (5. Qxf3) 5... b6?! { (0.31 → 0.86) Inaccuracy. e6 was best. } (5... e6 6. d4) 6. e5 Nh5 7. O-O? { (0.45 → -0.68) Mistake. f4 was best. } (7. f4 g6 8. Qf3 Rb8 9. d4 e6 10. d5 Bb7 11. Bd2 b5 12. Nxb5 Bh6 13. O-O-O exd5) 7... Bb7 8. f4?? { (-0.91 → -2.63) Blunder. d4 was best. } (8. d4 e6) 8... e6?? { (-2.63 → 6.36) Blunder. Nxf4 was best. } (8... Nxf4 9. Qg4) 9. Qxh5 Bc5 10. f5?! { (6.30 → 3.97) Inaccuracy. Be2 was best. } (10. Be2 g6) 10... O-O?! { (3.97 → 5.13) Inaccuracy. g6 was best. } (10... g6 11. fxg6) 11. fxe6 dxe6 12. Re1?? { (6.10 → 2.84) Blunder. d3 was best. } (12. d3) 12... Bf3?? { (2.84 → 10.21) Blunder. Qd4 was best. } (12... Qd4 13. Qe2 Qh4 14. d3 Kh8 15. Ne4 f5 16. Nxc5 bxc5 17. f4 g5 18. Qf2 Qh5 19. fxg5) 13. Bd3?? { (10.21 → -10.23) Blunder. Qxf3 was best. } (13. Qxf3) 13... Bxh5 14. Be2 Re8 15. Bxh5 g6?! { (-9.23 → -5.39) Inaccuracy. Qg5+ was best. } (15... Qg5+ 16. Kf1 Qxh5 17. Ne4 Qxh2 18. d3 Qh1+ 19. Ke2 Qh5+ 20. Kf1 Bd4 21. a4 Bxe5 22. a5) 16. Bf3 a5 17. Bxa8?! { (-4.36 → -5.93) Inaccuracy. Ne4 was best. } (17. Ne4 Be7) 17... Qxa8?! { (-5.93 → -4.26) Inaccuracy. Qd4 was best. } (17... Qd4 18. Ne4 Rxa8 19. c3 Qd3 20. b3 Rd8 21. Bb2 Qc2 22. d4 Bxd4 23. Rad1 Qxb2 24. Rxd4) 18. Nb5?! { (-4.26 → -6.53) Inaccuracy. Ne4 was best. } (18. Ne4) 18... Qa6?? { (-6.53 → 0.00) Blunder. Qd5 was best. } (18... Qd5 19. a4) 19. Nxc7 Qc8 20. Nxe8 Qxe8 21. c3?! { (-0.16 → -1.16) Inaccuracy. Re4 was best. } (21. Re4 g5) 21... h5 22. Kf1?? { (-1.50 → -3.91) Blunder. d4 was best. } (22. d4 Be7) 22... h4?? { (-3.91 → -1.34) Blunder. Qb5+ was best. } (22... Qb5+ 23. d3) 23. Re4 h3?? { (-1.90 → -0.25) Blunder. Qb5+ was best. } (23... Qb5+ 24. c4 Qa4 25. b3 Qd7 26. Ke2 Qd8 27. Bb2 Qg5 28. d4 Bb4 29. Rd1 Qf5 30. Ke3) 24. Rh4?? { (-0.25 → -6.39) Blunder. Ke2 was best. } (24. Ke2 Qb8 25. d4 Qb7 26. Rg4 Qa6+ 27. Ke3 Be7 28. Bd2 Qb5 29. b3 a4 30. Rg3 Qa6) 24... g5?? { (-6.39 → 0.42) Blunder. Qb5+ was best. } (24... Qb5+) 25. Rxh3 g4 26. Rh4?? { (0.47 → -3.77) Blunder. Rg3 was best. } (26. Rg3 f5 27. exf6 Qh5 28. d4 Bd6 29. Kg1 Bxg3 30. hxg3 Kf7 31. c4 Kxf6 32. Be3 Ke7) 26... f5?? { (-3.77 → -0.45) Blunder. Qa4 was best. } (26... Qa4) 27. Rh5?? { (-0.45 → -7.19) Blunder. exf6 was best. } (27. exf6 Qa4 28. d4 Qd1+ 29. Kg2 Bd6 30. a4 Qf3+ 31. Kg1 g3 32. Be3 gxh2+ 33. Rxh2 Bxh2+) 27... Qxh5 28. d4 Bf8 29. c4 f4 30. d5?? { (-6.46 → Mate in 9) Checkmate is now unavoidable. Bxf4 was best. } (30. Bxf4 g3 31. Bxg3 Qg4 32. d5 Qxc4+ 33. Kg1 Qxd5 34. Rc1 Qd7 35. Bf4 b5 36. Rc3 Qd1+) 30... exd5? { (Mate in 9 → -7.51) Lost forced checkmate sequence. Qh3+ was best. } (30... Qh3+ 31. Ke2 Qf3+ 32. Kf1 Bc5 33. Ke1 Qd3 34. Bxf4 Bb4+ 35. Bd2 Bxd2+ 36. Kd1 Bc3+ 37. Kc1) 31. cxd5 f3 32. d6 Kf7 33. d7? { (-8.90 → Mate in 5) Checkmate is now unavoidable. Bf4 was best. } (33. Bf4 g3 34. Ke1 Qf5 35. Kf1 gxh2 36. Bxh2 Qh3+ 37. Ke1 Qxh2 38. Kd1 Qg1+ 39. Kc2 Qxa1) 33... Ke7? { (Mate in 5 → -8.41) Lost forced checkmate sequence. Bb4 was best. } (33... Bb4 34. e6+ Kg6 35. h4 Qxh4 36. Kg1 Qh3 37. Bg5 Qg2#) 34. e6? { (-8.41 → Mate in 13) Checkmate is now unavoidable. Bf4 was best. } (34. Bf4 Kxd7) 34... Qxh2 35. Ke1 g3?! { (Mate in 12 → -13.80) Lost forced checkmate sequence. Qg1+ was best. } (35... Qg1+ 36. Kd2 Qxf2+ 37. Kc3 Qc5+ 38. Kd3 Qd5+ 39. Ke3 Qe5+ 40. Kf2 Kxe6 41. Bf4 Qe2+ 42. Kg3) 36. Bf4?! { (-13.80 → Mate in 7) Checkmate is now unavoidable. d8=Q+ was best. } (36. d8=Q+ Kxd8) 36... Qxf2+ 37. Kd1 g2 38. Bd6+ Kxd6? { (Mate in 4 → -9.62) Lost forced checkmate sequence. Kxe6 was best. } (38... Kxe6 39. d8=N+ Kf5 40. Bh2 Bh6 41. Bf4 g1=R#) 39. d8=Q+ Kxe6 40. Qd2? { (-9.06 → Mate in 6) Checkmate is now unavoidable. Qc8+ was best. } (40. Qc8+ Ke7) 40... g1=Q+ 41. Kc2 Qxa1? { (Mate in 5 → -7.25) Lost forced checkmate sequence. Qc5+ was best. } (41... Qc5+ 42. Qc3 Qg2+ 43. Kd1 Qcg1+ 44. Qe1+ Qxe1+ 45. Kxe1 Qe2#) 42. Qxf2 Qxa2?! { (-7.37 → -5.27) Inaccuracy. Qh1 was best. } (42... Qh1) 43. Qxf3 a4?? { (-5.24 → -0.18) Blunder. Qc4+ was best. } (43... Qc4+) 44. Qxf8 a3?? { (-0.13 → 55.23) Blunder. Qc4+ was best. } (44... Qc4+ 45. Kb1 Kd7 46. Qg7+ Kc6 47. Qf6+ Kb7 48. Qe7+ Ka6 49. Qd8 b5 50. Qd1 Qe4+ 51. Ka2) 45. Qxa3?? { (55.23 → 0.00) Blunder. Qg8+ was best. } (45. Qg8+ Kf5 46. Qxa2 axb2 47. Qxb2 b5 48. Qb3 Kf6 49. Qd5 Kg7 50. Qe6 b4 51. Qd6 Kf7) 45... Qxa3 46. bxa3 Kd6 47. Kb3 Kc6 48. a4 Kb7 49. Kb4 Ka6 50. a5 bxa5+ 51. Kb3 Kb5 52. Ka3 a4 53. Ka2 Kb4 54. Kb2 a3+ 55. Ka2 Ka4 56. Ka1 Kb3 57. Kb1 a2+ 58. Ka1 Ka3 { Draw by stalemate. } 1/2-1/2