CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/OVDW7hWU"] [Date "2024.11.20"] [White "LuNa"] [Black "Ioana"] [Result "1-0"] [UTCDate "2024.11.20"] [UTCTime "21:41:48"] [WhiteElo "910"] [BlackElo "898"] [WhiteRatingDiff "+13"] [BlackRatingDiff "-10"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C42"] [Opening "Russian Game"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nf6 3. Nxe5 { C42 Russian Game } Bc5?? { (0.61 → 2.25) Blunder. d6 was best. } (3... d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8. c4 Nb4 9. Be2 dxc4 10. Bxc4) 4. Bb5? { (2.25 → 0.78) Mistake. d4 was best. } (4. d4 Bb6) 4... O-O?! { (0.78 → 1.60) Inaccuracy. Nc6 was best. } (4... Nc6) 5. Bc4?? { (1.60 → -0.43) Blunder. d4 was best. } (5. d4) 5... Nxe4 6. Bxf7+?? { (-0.18 → -2.80) Blunder. d4 was best. } (6. d4 Nxf2 7. Nxf7 Qh4 8. Bg5 Nd3+ 9. Kd2 Qxd4 10. Nd6+ Kh8 11. Bxd3 Rf2+ 12. Kc1 Bxd6) 6... Kh8?? { (-2.80 → 5.90) Blunder. Rxf7 was best. } (6... Rxf7 7. Nxf7 Bxf2+ 8. Kf1 Qh4 9. Nc3 Nxc3 10. Nh6+ gxh6 11. dxc3 Bb6 12. Qd5+ Kg7 13. Qe5+) 7. Ng6+?? { (5.90 → -9.28) Blunder. Qh5 was best. } (7. Qh5) 7... hxg6 8. Bxg6 Kg8?! { (-13.67 → -5.58) Inaccuracy. Bxf2+ was best. } (8... Bxf2+ 9. Ke2) 9. Qh5?! { (-5.58 → -7.54) Inaccuracy. d4 was best. } (9. d4 Qf6) 9... Qe8?? { (-7.54 → Mate in 1) Checkmate is now unavoidable. Bxf2+ was best. } (9... Bxf2+) 10. Bf7+?? { (Mate in 1 → -10.45) Lost forced checkmate sequence. Qh7# was best. } (10. Qh7#) 10... Rxf7 11. g4?! { (-11.00 → Mate in 3) Checkmate is now unavoidable. O-O was best. } (11. O-O d6) 11... Rxf2?? { (Mate in 3 → 7.69) Lost forced checkmate sequence. Ng3+ was best. } (11... Ng3+ 12. Qe5 Qxe5+ 13. Kd1 Qe2#) 12. Rf1?? { (7.69 → -15.61) Blunder. Qxe8+ was best. } (12. Qxe8+ Rf8 13. Qxe4 Bf2+ 14. Kd1 c6 15. c3 Na6 16. d4 Nc7 17. h3 b6 18. Nd2 Ba6) 12... g6 13. Qd5+ Kg7 14. Rxf2 Kh7?? { (-15.82 → 2.09) Blunder. Nc3+ was best. } (14... Nc3+) 15. Qh5+?? { (2.09 → -15.00) Blunder. Re2 was best. } (15. Re2 Qf8 16. Qxe4 Nc6 17. d3 d5 18. Qg2 Qf6 19. Qh3+ Kg8 20. Nc3 Be6 21. Be3 Bxe3) 15... Kg7 16. Qxg6+ Kxg6 17. Rf4?! { (-14.13 → Mate in 3) Checkmate is now unavoidable. Re2 was best. } (17. Re2 Qe7) 17... Qe6?! { (Mate in 3 → -14.77) Lost forced checkmate sequence. Ng3+ was best. } (17... Ng3+ 18. Re4 Qxe4+ 19. Kd1 Qh1#) 18. h4?! { (-14.77 → Mate in 3) Checkmate is now unavoidable. Kf1 was best. } (18. Kf1 Bd6) 18... Kg7?! { (Mate in 3 → -16.21) Lost forced checkmate sequence. Ng3+ was best. } (18... Ng3+ 19. Re4 Qxe4+ 20. Kd1 Qh1#) 19. h5?! { (-16.21 → Mate in 3) Checkmate is now unavoidable. Kd1 was best. } (19. Kd1 Nf2+ 20. Rxf2 Bxf2 21. c3 Qe4 22. d3 Qxd3+ 23. Bd2 d5 24. Kc1 Bxg4 25. b4 Bf5) 19... Kg8?! { (Mate in 3 → -15.23) Lost forced checkmate sequence. Ng3+ was best. } (19... Ng3+ 20. Re4 Qxe4+ 21. Kd1 Qh1#) 20. g5?! { (-15.23 → Mate in 3) Checkmate is now unavoidable. Kd1 was best. } (20. Kd1 Nf2+ 21. Rxf2 Bxf2 22. c3 Qxg4+ 23. Kc2 Qf5+ 24. d3 Nc6 25. b3 Ne5 26. Bd2 Qxd3+) 20... Kg7?! { (Mate in 3 → -14.23) Lost forced checkmate sequence. Ng3+ was best. } (20... Ng3+ 21. Re4 Qxe4+ 22. Kd1 Qe2#) 21. h6+ Kg6 22. h7?! { (-15.54 → Mate in 3) Checkmate is now unavoidable. Kd1 was best. } (22. Kd1 Nf2+) 22... Kxg5? { (Mate in 3 → -7.91) Lost forced checkmate sequence. Ng3+ was best. } (22... Ng3+ 23. Re4 Qxe4+ 24. Kd1 Qh1#) 23. h8=Q? { (-7.91 → Mate in 4) Checkmate is now unavoidable. d3 was best. } (23. d3 Nd2+ 24. Kd1 Qh3 25. Bxd2 Qh5+ 26. Ke1 Kg6 27. Rf6+ Kxh7 28. Rh6+ Qxh6 29. Bxh6 Kxh6) 23... Qe8?? { (Mate in 4 → 13.56) Lost forced checkmate sequence. Ng3+ was best. } (23... Ng3+ 24. Qe5+ Qxe5+ 25. Re4 Qxe4+ 26. Kd1 Qe2#) 24. Qxe8 d6 25. Qg8+ Kxf4 26. Qf8+ Bf5 27. Qh6+ Kg4 28. Kf1?? { (10.65 → 0.00) Blunder. d4 was best. } (28. d4) 28... Kg3?? { (0.00 → 10.38) Blunder. Ng3+ was best. } (28... Ng3+ 29. Ke1 Nc6 30. d3 Re8+ 31. Kd1 Re6 32. Qh8 Re2 33. Bd2 Bd4 34. Qh6 Rg2 35. c3) 29. Qh5?? { (10.38 → -3.32) Blunder. d4 was best. } (29. d4) 29... Nxd2+?? { (-3.32 → 5.17) Blunder. Bh3+ was best. } (29... Bh3+) 30. Ke1?? { (5.17 → 0.46) Blunder. Bxd2 was best. } (30. Bxd2 Bh3+ 31. Ke1 Bf2+ 32. Ke2 Bg4+ 33. Qxg4+ Kxg4 34. Kxf2 Nc6 35. Nc3 Rf8+ 36. Ke2 Re8+) 30... Bxc2?? { (0.46 → Mate in 12) Checkmate is now unavoidable. Nf3+ was best. } (30... Nf3+ 31. Kd1) 31. Qf5?? { (Mate in 12 → -10.46) Lost forced checkmate sequence. Qg5+ was best. } (31. Qg5+ Kh3 32. Nxd2 Bb4 33. Kf2 Bc5+ 34. Ke2 Bd1+ 35. Kxd1 Be3 36. Qxe3+ Kg4 37. Qe4+ Kg5) 31... Kg2?? { (-10.46 → Mate in 7) Checkmate is now unavoidable. Bxf5 was best. } (31... Bxf5 32. Nxd2 Nc6 33. Nf1+ Kf3 34. a4 Re8+ 35. Kd1 Kf2 36. Bd2 Kxf1 37. Ra2 Bg4+ 38. Kc1) 32. Qf4?? { (Mate in 7 → 2.93) Lost forced checkmate sequence. Qg4+ was best. } (32. Qg4+ Kh2 33. Bxd2 Bb4 34. Nc3 Bxc3 35. bxc3 Bd1 36. Rxd1 Kh1 37. Qh3+ Kg1 38. Be3#) 32... d5?? { (2.93 → 15.59) Blunder. Nf3+ was best. } (32... Nf3+ 33. Ke2) 33. Qg4+ Kh1?! { (15.93 → Mate in 5) Checkmate is now unavoidable. Kh2 was best. } (33... Kh2 34. Nxd2) 34. Kxd2?! { (Mate in 5 → 12.69) Lost forced checkmate sequence. Bxd2 was best. } (34. Bxd2 Bb4 35. Qh3+ Kg1 36. Nc3 Bxc3 37. Ke2+ Bd1+ 38. Rxd1#) 34... Kh2?! { (12.69 → Mate in 5) Checkmate is now unavoidable. Bf5 was best. } (34... Bf5 35. Qxf5) 35. Kxc2 Kh1 36. Kd1 Bf2 37. Ke2 Kh2 38. Kxf2 Kh1 39. Qg2# { White wins by checkmate. } 1-0