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[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/GwsjERYT"] [Date "2025.07.02"] [White "Ioana"] [Black "Renner"] [Result "0-1"] [UTCDate "2025.07.02"] [UTCTime "20:17:34"] [WhiteElo "835"] [BlackElo "1258"] [WhiteRatingDiff "-4"] [BlackRatingDiff "+54"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C55"] [Opening "Italian Game: Two Knights Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 { C55 Italian Game: Two Knights Defense } 4. Nxe5?? { (0.21 → -4.40) Blunder. d3 was best. } (4. d3 Bc5) 4... Nxe5 5. O-O? { (-4.43 → -8.76) Mistake. Bb3 was best. } (5. Bb3 Ng6) 5... Nxc4 6. d3 Ne5 7. d4 Neg4 8. h3 Nh6 9. g4 Nxe4 10. f3 Ng3 11. Kg2 Nxf1 12. Kxf1 Bb4 13. Qe1+ Bxe1 14. Kxe1 Qh4+ 15. Ke2 Qxh3 16. Ke3 Qh1 17. Kf2 Qxc1 18. Kg3 Qxc2 19. Na3 Qxb2 20. Re1+ Kf8 21. Nb5 Qxb5 22. Kf4 Qb4 23. Ke4?! { (-23.76 → Mate in 8) Checkmate is now unavoidable. Rd1 was best. } (23. Rd1 Qd6+ 24. Ke3 Qe6+ 25. Kf4 Qxa2 26. Kg3 Ng8 27. Rc1 c6 28. Rh1 Qd2 29. Ra1 Nf6) 23... Qxe1+?! { (Mate in 8 → -90.03) Lost forced checkmate sequence. Qxe1+ was best. } (23... Qxe1+ 24. Kd3 d5 25. Kc2 Nf5 26. Kd3 Qe3+ 27. Kc2 Nxd4+ 28. Kb1 Qc3 29. f4 Qc2+ 30. Ka1) 24. Kf4?! { (-90.03 → Mate in 4) Checkmate is now unavoidable. Kd3 was best. } (24. Kd3 Qf2) 24... Qa1?! { (Mate in 4 → -87.79) Lost forced checkmate sequence. d6 was best. } (24... d6 25. a3 f6 26. g5 Nf5 27. gxf6 Qh4#) 25. Kg3?! { (-87.79 → Mate in 7) Checkmate is now unavoidable. Ke3 was best. } (25. Ke3 Qxa2) 25... Qxd4 26. Kg2 Qe3 27. Kh1 Qxf3+ 28. Kh2 Nxg4+ 29. Kg1 d5 30. a4 b5 31. axb5 h5 32. b6 h4 33. bxa7 Rb8 34. axb8=Q h3?? { (Mate in 2 → 0.00) Lost forced checkmate sequence. Qf2+ was best. } (34... Qf2+ 35. Kh1 Qf1#) 35. Qxc8+ Ke7 36. Qxc7+ Ke6 37. Qb6+ Ke5 38. Qb2+?? { (0.00 → Mate in 7) Checkmate is now unavoidable. Qd6+ was best. } (38. Qd6+ Ke4 39. Qxd5+ Kf4 40. Qg5+ Kg3 41. Qh4+ Rxh4) 38... Kd6?? { (Mate in 7 → 0.00) Lost forced checkmate sequence. Kf4 was best. } (38... Kf4 39. Qb4+ Qe4 40. Qxe4+ Kxe4 41. Kf1 h2 42. Ke2 h1=Q 43. Kd2 Rc8 44. Ke2 Rc2#) 39. Qb6+ Ke5 40. Qc7+?? { (0.00 → Mate in 9) Checkmate is now unavoidable. Qd6+ was best. } (40. Qd6+ Kd4 41. Qb4+ Ke5) 40... Kd4?? { (Mate in 9 → 0.00) Lost forced checkmate sequence. Ke4 was best. } (40... Ke4 41. Qe7+ Ne5 42. Qb4+ Kf5 43. Qb1+ Nd3 44. Qc2 h2+ 45. Qxh2 Qd1+ 46. Kg2 Qe2+ 47. Kg1) 41. Qa7+?? { (0.00 → -82.28) Blunder. Qc5+ was best. } (41. Qc5+ Ke5 42. Qe7+ Kf5 43. Qg5+ Ke6 44. Qe7+ Kxe7) 41... Kd3?? { (-82.28 → 0.00) Blunder. Ke4 was best. } (41... Ke4 42. Qa4+ d4 43. Qxd4+ Kf5 44. Qc5+ Ne5 45. Qc2+ Qd3 46. Qxd3+ Nxd3 47. Kf1 h2 48. Ke2) 42. Qa3+?? { (0.00 → Mate in 9) Checkmate is now unavoidable. Qd4+ was best. } (42. Qd4+ Kc2 43. Qd2+ Kb3 44. Qc2+ Kb4 45. Qc4+ Ka5 46. Qb4+ Ka6 47. Qb7+ Kxb7) 42... Ke2?? { (Mate in 9 → 0.00) Lost forced checkmate sequence. Ke4 was best. } (42... Ke4 43. Qe7+ Ne5 44. Qb4+ Kf5 45. Qb1+ Kg4 46. Qc2 h2+ 47. Qxh2 Qd1+ 48. Kg2 Rxh2+ 49. Kxh2) 43. Qa2+ Ke1 44. Qa1+?? { (0.00 → Mate in 5) Checkmate is now unavoidable. Qd2+ was best. } (44. Qd2+ Kxd2) 44... Ke2?? { (Mate in 5 → 0.00) Lost forced checkmate sequence. Qd1 was best. } (44... Qd1 45. Qb2 h2+ 46. Qxh2 Nxh2 47. Kg2 Qg4+ 48. Kh1 Nf1#) 45. Qb2+ Ke3 46. Qc1+?? { (0.00 → Mate in 14) Checkmate is now unavoidable. Qd4+ was best. } (46. Qd4+ Ke2 47. Qd2+ Kxd2) 46... Ke2?? { (Mate in 14 → 0.00) Lost forced checkmate sequence. Ke4 was best. } (46... Ke4 47. Qc4+ Kf5 48. Qc2+ Kf4 49. Qf5+ Kg3 50. Qe5+ Qf4 51. Qe1+ Qf2+ 52. Qxf2+ Nxf2 53. Kf1) 47. Qc2+ Ke1 48. Qc1+?? { (0.00 → Mate in 5) Checkmate is now unavoidable. Qd2+ was best. } (48. Qd2+ Kxd2) 48... Qd1 49. Qc3+ Qd2 50. Qxh3 Nf2?? { (Mate in 2 → Mate in 1) Lost forced checkmate sequence. Qf2+ was best. } (50... Qf2+ 51. Kh1 Rxh3#) 51. Qg2?? { (Mate in 1 → Mate in 4) Lost forced checkmate sequence. Qf1# was best. } (51. Qf1#) 51... Rh1+ 52. Qxh1 Nxh1 53. Kxh1 Qe2 54. Kg1 Kd2 55. Kh1 Ke3 56. Kg1 Kf3 57. Kh1 Kf2 58. Kh2 Kf3+ 59. Kg1 Kg3 60. Kh1 Qe1# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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