CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/7EtVh4t0"] [Date "2024.04.10"] [White "Ioana"] [Black "Bobby"] [Result "0-1"] [UTCDate "2024.04.10"] [UTCTime "20:04:41"] [WhiteElo "944"] [BlackElo "1183"] [WhiteRatingDiff "-4"] [BlackRatingDiff "+4"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C23"] [Opening "Bishop's Opening: Boi Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Bc4?! { (0.43 → -0.13) Inaccuracy. Nf3 was best. } (2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7) 2... Bc5?! { (-0.13 → 0.46) Inaccuracy. Nf6 was best. } { C23 Bishop's Opening: Boi Variation } (2... Nf6 3. Nc3 Bc5 4. Nf3 d6 5. O-O O-O 6. d3 c6 7. a4) 3. Qh5 g6?? { (0.00 → 9.92) Blunder. Qe7 was best. } (3... Qe7 4. Nf3 Nc6 5. d3 Nf6 6. Qh4 h6 7. Bg5 Rg8 8. Be3) 4. Qf3?? { (9.92 → 0.39) Blunder. Qxe5+ was best. } (4. Qxe5+ Kf8 5. Qxc5+ Qe7 6. Qxe7+ Kxe7 7. d4 d5 8. Be2 Nc6 9. Bg5+ f6 10. Be3 Nb4) 4... f5?! { (0.39 → 1.39) Inaccuracy. Qe7 was best. } (4... Qe7) 5. exf5 gxf5?? { (1.29 → 10.34) Blunder. Nf6 was best. } (5... Nf6 6. d4 Bxd4 7. Nc3 c6 8. Bg5 d5 9. fxg6 O-O 10. gxh7+ Kh8 11. Be2 Qd6 12. O-O-O) 6. Qxf5?? { (10.34 → 2.58) Blunder. Qh5+ was best. } (6. Qh5+ Ke7) 6... Nf6 7. Qxe5+ Kf8?? { (2.37 → 9.45) Blunder. Be7 was best. } (7... Be7 8. Nc3) 8. Bf7?? { (9.45 → -3.65) Blunder. Qxc5+ was best. } (8. Qxc5+ Qe7+) 8... Nh5?? { (-3.65 → 13.23) Blunder. d6 was best. } (8... d6 9. Qf4 Kxf7 10. Ne2 Qd7 11. d4 Bb6 12. Qh6 Nc6 13. Nbc3 Qf5 14. Be3 Qg6 15. Qh4) 9. Qxh8+ Ke7 10. Qe5+ Kxf7 11. d4 d6 12. Qf5+?? { (12.30 → -8.00) Blunder. Qxh5+ was best. } (12. Qxh5+ Kg7 13. Bg5 Qd7 14. Bh6+ Kh8 15. dxc5 Nc6 16. cxd6 cxd6 17. Nc3 Qe7+ 18. Nge2 Nd4) 12... Ke8?? { (-8.00 → 12.40) Blunder. Bxf5 was best. } (12... Bxf5 13. dxc5 Nc6 14. Ne2 d5 15. O-O Bxc2 16. Nf4 Nxf4 17. Bxf4 Qf6 18. Nc3 Qxf4 19. Nxd5) 13. Bh6?? { (12.40 → -8.34) Blunder. Qxh5+ was best. } (13. Qxh5+ Kf8) 13... Bxd4?? { (-8.34 → 11.57) Blunder. Bb4+ was best. } (13... Bb4+ 14. c3) 14. Qf8+ Kd7 15. Qf7+?! { (8.76 → 6.11) Inaccuracy. Qf5+ was best. } (15. Qf5+ Kc6 16. Qe4+ d5 17. Qxd4 b6 18. Qe5 Nf6 19. Ne2 Kb7 20. Qf4 Nc6 21. Bg5 Nh5) 15... Kc6 16. Bf4?? { (8.59 → 2.66) Blunder. Qc4+ was best. } (16. Qc4+ Bc5) 16... Qh4?? { (2.66 → 7.07) Blunder. Bxb2 was best. } (16... Bxb2 17. Qxh5) 17. Qc4+ Kd7 18. Na3?? { (7.10 → -1.82) Blunder. Be3 was best. } (18. Be3 Nf4) 18... Qxf2+?? { (-1.82 → 0.00) Blunder. Qxf4 was best. } (18... Qxf4) 19. Kd1 Qf1+?? { (0.00 → 13.23) Blunder. Qxg2 was best. } (19... Qxg2 20. Qf7+ Kc6 21. Qc4+) 20. Kd2?? { (13.23 → -5.44) Blunder. Qxf1 was best. } (20. Qxf1 Nxf4 21. Qxf4 Be5 22. Qg4+ Kd8 23. Qg8+ Kd7 24. Nf3 Nc6 25. Qxh7+ Kd8 26. Qg8+ Kd7) 20... Qf2+?? { (-5.44 → 0.00) Blunder. Qxf4+ was best. } (20... Qxf4+) 21. Kd3?? { (0.00 → Mate in 5) Checkmate is now unavoidable. Ne2 was best. } (21. Ne2 Nxf4 22. Qf7+ Kc6 23. Qc4+) 21... Qxf4?? { (Mate in 5 → 1.73) Lost forced checkmate sequence. Nxf4+ was best. } (21... Nxf4+ 22. Ke4 Qe3+ 23. Kf5 Ke7+ 24. Qe6+ Qxe6+ 25. Kxf4 Qe3#) 22. Re1?? { (1.73 → -3.35) Blunder. Qxd4 was best. } (22. Qxd4) 22... Qf2?? { (-3.35 → 3.84) Blunder. Bc5 was best. } (22... Bc5 23. Re4) 23. Re6?? { (3.84 → -18.23) Blunder. Qe6+ was best. } (23. Qe6+ Kc6) 23... Qxg2?! { (-18.23 → -5.78) Inaccuracy. Nf4+ was best. } (23... Nf4+ 24. Ke4 Nxe6 25. Qxd4 Qf4+ 26. Kd3 Qxd4+ 27. Ke2 Qxb2 28. Nf3 Qxa3 29. Rd1 Qxa2 30. Rd2) 24. Qxd4?! { (-5.78 → -8.08) Inaccuracy. Re2 was best. } (24. Re2 Nf4+ 25. Kd2 Qd5 26. Qxd5 Nxd5 27. c3 Bf6 28. Rf2 Nc6 29. c4 Bg5+ 30. Kc2 Be3) 24... Qxh1?? { (-8.08 → 0.20) Blunder. Kxe6 was best. } (24... Kxe6) 25. Rxd6+?? { (0.20 → -9.76) Blunder. Rh6 was best. } (25. Rh6 Qd5) 25... Ke8?? { (-9.76 → Mate in 12) Checkmate is now unavoidable. cxd6 was best. } (25... cxd6 26. Nb5 Nc6 27. Qxd6+ Ke8 28. Nc7+ Kf7 29. Qd5+ Qxd5+ 30. Nxd5 Be6 31. Ne3 Bxa2 32. b3) 26. Re6+?? { (Mate in 12 → -11.23) Lost forced checkmate sequence. Qe5+ was best. } (26. Qe5+ Kf8 27. Rd8+ Kf7 28. Qxh5+ Kg7 29. Qg5+ Kf7 30. Qg8+ Ke7 31. Qf8+ Ke6 32. Re8+ Kd5) 26... Kf8?? { (-11.23 → Mate in 6) Checkmate is now unavoidable. Bxe6 was best. } (26... Bxe6 27. Qe5 Qd5+ 28. Qxd5 Nf4+ 29. Kd2 Nxd5 30. c4 Nf6 31. Nb5 Kd7 32. b3 Nc6 33. Nf3) 27. Re5?? { (Mate in 6 → -5.47) Lost forced checkmate sequence. Qc5+ was best. } (27. Qc5+ Kg7 28. Qg5+ Kf8 29. Qf5+ Kg8 30. Re8+ Kg7 31. Re7+ Kh6 32. Rxh7#) 27... Qxh2?? { (-5.47 → 13.38) Blunder. Nf6 was best. } (27... Nf6 28. Rc5) 28. Qd8+ Kf7 29. Qe8+ Kg7 30. Re7+ Kf6?! { (14.25 → Mate in 8) Checkmate is now unavoidable. Kh6 was best. } (30... Kh6 31. Qf8+ Kg6 32. Qg8+ Kf5 33. Qxc8+ Nd7 34. Qxd7+ Kf4 35. Qxc7+ Kf5 36. Qxh2 Nf4+ 37. Kd2) 31. Qf7+ Kg5 32. Re8?? { (Mate in 7 → -7.00) Lost forced checkmate sequence. Nf3+ was best. } (32. Nf3+ Kg4 33. Nxh2+ Kh4 34. Re4+ Nf4+ 35. Qxf4+ Kh5 36. Re5+ Bf5+ 37. Rxf5+ Kg6 38. Qg5#) 32... Bg4?? { (-7.00 → Mate in 9) Checkmate is now unavoidable. Bf5+ was best. } (32... Bf5+ 33. Kc4 Qf4+ 34. Kc3 Nc6 35. Nh3+ Bxh3 36. Qxf4+ Nxf4 37. Rxa8 h5 38. Rg8+ Ng6 39. Rg7) 33. Rg8+ Kh4 34. Qxh7?? { (Mate in 8 → -8.92) Lost forced checkmate sequence. Qe7+ was best. } (34. Qe7+ Kg3 35. Qe3+ Kg2 36. Rxg4+ Ng3 37. Ne2 Kf1 38. Rxg3 Qg2 39. Rxg2 Kxg2 40. Qg1+ Kh3) 34... Qxg1 35. Rh8?! { (-6.51 → -16.53) Inaccuracy. Qe7+ was best. } (35. Qe7+ Kg3) 35... Qh2?? { (-16.53 → -2.79) Blunder. Nc6 was best. } (35... Nc6 36. Qe4 Rxh8 37. Kc4 a6 38. Kb3 Qb6+ 39. Kc3 Nf6 40. Qxc6 bxc6 41. b3 Nd5+ 42. Kb2) 36. Ke3?? { (-2.79 → Mate in 6) Checkmate is now unavoidable. Qe7+ was best. } (36. Qe7+ Kh3 37. Qe3+ Qg3 38. Nb5 a5 39. Nxc7 Ra6 40. Nxa6 Nxa6 41. Qxg3+ Kxg3 42. Kc4 Be2+) 36... Qh3+?! { (Mate in 6 → -12.15) Lost forced checkmate sequence. Qe2+ was best. } (36... Qe2+ 37. Kd4 Nc6+ 38. Kc3 Qe1+ 39. Kd3 Qd1+ 40. Kc4 Qd4+ 41. Kb3 Qb4#) 37. Kf2?! { (-12.15 → Mate in 5) Checkmate is now unavoidable. Kd2 was best. } (37. Kd2 Qg2+ 38. Kc3 Qg3+ 39. Qd3 Qe5+ 40. Qd4 Qxd4+ 41. Kxd4 Nc6+ 42. Kc3 Rxh8 43. b3 Nf4) 37... Qf3+ 38. Kg1 Qh3?? { (Mate in 4 → 4.46) Lost forced checkmate sequence. Qe3+ was best. } (38... Qe3+ 39. Kg2 Bf3+ 40. Kf1 Qe2+ 41. Kg1 Qg2#) 39. c4?? { (4.46 → Mate in 4) Checkmate is now unavoidable. Qe7+ was best. } (39. Qe7+) 39... Bf3?? { (Mate in 4 → 3.98) Lost forced checkmate sequence. Qe3+ was best. } (39... Qe3+ 40. Kg2 Bf3+ 41. Kf1 Qe2+ 42. Kg1 Qg2#) 40. c5?? { (3.98 → Mate in 1) Checkmate is now unavoidable. Qe7+ was best. } (40. Qe7+ Kg3 41. Qe5+ Kh4 42. Qf6+ Kg3 43. Rg8+ Qg4 44. Rxg4+ Kxg4 45. Qf8 Kg3 46. Nc2 Be4) 40... Qg2# { Black wins by checkmate. } 0-1