CohenChessClub.com

[Event "February Chess Megatournament"] [Site "https://cohenchessclub.com/UmemcHGu"] [Date "2023.01.21"] [White "Rex"] [Black "Aiden2"] [Result "1-0"] [UTCDate "2023.01.21"] [UTCTime "20:34:42"] [WhiteElo "1512"] [BlackElo "1308"] [WhiteRatingDiff "+10"] [BlackRatingDiff "-9"] [Variant "Standard"] [TimeControl "900+0"] [ECO "D01"] [Opening "Rapport-Jobava System"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. Nc3 Nf6 3. Bf4 { D01 Rapport-Jobava System } e6 4. Qd3?! { (0.13 → -0.86) Inaccuracy. Nb5 was best. } (4. Nb5 Bb4+ 5. c3 Ba5 6. Nf3 a6 7. Na3 O-O 8. e3 Nbd7 9. Nb1 Re8 10. b4 Bb6) 4... Bb4?! { (-0.86 → 0.01) Inaccuracy. c5 was best. } (4... c5 5. e3 a6 6. Qd1 Bd6 7. Bxd6 Qxd6 8. Nf3 O-O 9. g3 Nbd7 10. Bg2 Rd8 11. O-O) 5. Nf3 O-O 6. O-O-O? { (0.00 → -1.21) Mistake. a3 was best. } (6. a3 Bd6) 6... Nc6? { (-1.21 → 0.14) Mistake. c5 was best. } (6... c5 7. dxc5 Nbd7 8. Ne5 Nxc5 9. Qd4 Bxc3 10. Qxc3 Nfe4 11. Qe1 f6 12. Nd3 e5 13. f3) 7. Nb5?? { (0.14 → -3.02) Blunder. h4 was best. } (7. h4) 7... Bd7? { (-3.02 → -1.32) Mistake. Ne4 was best. } (7... Ne4 8. Bg3 a6 9. Na3 b5 10. Nb1 Bd6 11. Qe3 f5 12. Ne5 Nb4 13. Nc3 a5 14. Kb1) 8. Bxc7?? { (-1.32 → -3.21) Blunder. a3 was best. } (8. a3 a6) 8... Qc8? { (-3.21 → -1.40) Mistake. Qe7 was best. } (8... Qe7) 9. Ne5?? { (-1.40 → -7.83) Blunder. Bg3 was best. } (9. Bg3 Ne4 10. a3 Be7 11. Nd2 a6 12. Nc7 Nxf2 13. Bxf2 Qxc7 14. Bg3 Qb6 15. e4 Na5) 9... Nxe5?? { (-7.83 → -2.65) Blunder. a6 was best. } (9... a6 10. Nxc6 Bxc6 11. Bd6 Bxb5 12. Bxb4 Bxd3 13. exd3 a5 14. Ba3 Qc7 15. Kb1 Rfc8 16. Rc1) 10. dxe5?? { (-2.65 → -5.57) Blunder. Bxe5 was best. } (10. Bxe5) 10... Nh5?? { (-5.57 → -0.53) Blunder. Bxb5 was best. } (10... Bxb5 11. Qxb5 Ne4 12. Qxb4 Qxc7 13. Qd4 Rac8 14. c3 Qa5 15. f3 Rc4 16. fxe4 Rxd4 17. Rxd4) 11. g4 a6 12. Bd6?? { (0.10 → -7.30) Blunder. Nd6 was best. } (12. Nd6 Qxc7 13. gxh5 Ba4 14. a3 Bxd6 15. exd6 Qc5 16. e3 Rac8 17. Rd2 Rfd8 18. Qd4 Qxd4) 12... Re8?? { (-7.30 → 6.36) Blunder. Bxb5 was best. } (12... Bxb5 13. Bxb4 Bxd3 14. exd3 Nf4 15. d4 Qc6 16. Kb1 Rfc8 17. Rd2 a5 18. Bd6 b5 19. h4) 13. Bxb4 axb5 14. gxh5 Rxa2 15. Bg2?! { (7.29 → 4.90) Inaccuracy. Qd4 was best. } (15. Qd4) 15... Qd8 16. b3?? { (6.07 → 2.96) Blunder. Kb1 was best. } (16. Kb1 Ra4 17. c3 Qa8 18. Kc2 Rc8 19. Kd2 d4 20. Ke1 Bc6 21. Rg1 dxc3 22. Bxc6 bxc6) 16... Qg5+ 17. e3?? { (3.10 → -0.32) Blunder. Kb1 was best. } (17. Kb1) 17... Ra1+? { (-0.32 → 0.92) Mistake. Qxg2 was best. } (17... Qxg2 18. h6) 18. Kd2?? { (0.92 → -1.05) Blunder. Kb2 was best. } (18. Kb2 Rxd1 19. Rxd1 Qxg2 20. h6 Qxh2 21. hxg7 Qxf2 22. Qd4 Bc6 23. Rh1 Bd7 24. Bd6 Rc8) 18... Rxd1+ 19. Rxd1 Qxg2 20. h4?? { (-1.09 → -2.97) Blunder. Qe2 was best. } (20. Qe2) 20... Qxf2+ 21. Kc3?? { (-2.41 → -4.99) Blunder. Qe2 was best. } (21. Qe2 Qxh4) 21... Qxh4 22. Qe2?! { (-4.99 → -9.10) Inaccuracy. Bd6 was best. } (22. Bd6 Rc8+) 22... Rc8+ 23. Kb2 Qxb4 24. Rd4 Qc5 25. Qd3 b4 26. h6 Bb5 27. Qd1? { (-9.00 → Mate in 3) Checkmate is now unavoidable. Qd2 was best. } (27. Qd2 Qc3+) 27... gxh6? { (Mate in 3 → -9.19) Lost forced checkmate sequence. Qc3+ was best. } (27... Qc3+ 28. Kb1 Ra8 29. hxg7 Ra1#) 28. Qg4+? { (-9.19 → Mate in 9) Checkmate is now unavoidable. Qd2 was best. } (28. Qd2 Qc3+ 29. Qxc3 bxc3+ 30. Ka3 Be2 31. Rf4 Bd1 32. Rf2 Kg7 33. b4 h5 34. Kb3 Bg4) 28... Kf8?! { (Mate in 9 → -76.56) Lost forced checkmate sequence. Kh8 was best. } (28... Kh8 29. Rc4 dxc4 30. Qh4 Qxe3 31. Qf6+ Kg8 32. c3 Qxc3+ 33. Kb1 Ra8 34. Qd8+ Rxd8 35. bxc4) 29. Rd1?! { (-76.56 → Mate in 2) Checkmate is now unavoidable. Rc4 was best. } (29. Rc4 dxc4) 29... Qxe3? { (Mate in 2 → -8.38) Lost forced checkmate sequence. Qxc2+ was best. } (29... Qxc2+ 30. Ka1 Ra8#) 30. Rg1? { (-8.38 → Mate in 3) Checkmate is now unavoidable. Qxb4+ was best. } (30. Qxb4+ Qc5 31. Qxc5+ Rxc5 32. Rd2 d4 33. Rxd4 Rxe5 34. c4 Bc6 35. Kc3 h5 36. b4 Be4) 30... Be2?? { (Mate in 3 → -2.28) Lost forced checkmate sequence. Qc3+ was best. } (30... Qc3+ 31. Kb1 Qxc2+ 32. Ka1 Ra8#) 31. Qg8+ Ke7 32. Qxc8 Qxg1? { (-1.49 → 0.00) Mistake. Qxe5+ was best. } (32... Qxe5+ 33. Kb1) 33. Qxb7+?? { (0.00 → -8.67) Blunder. Qc7+ was best. } (33. Qc7+ Ke8 34. Qb8+ Kd7 35. Qd6+ Kc8 36. Qf8+ Kd7) 33... Kf8 34. Qxb4+ Kg7 35. Qd2 Qd1 36. Qe3 h5?? { (-8.47 → 0.00) Blunder. Bg4 was best. } (36... Bg4) 37. Qg3+?? { (0.00 → -8.64) Blunder. Qg5+ was best. } (37. Qg5+ Kf8 38. Qd8+ Kg7 39. Qf6+ Kf8) 37... Bg4 38. Qh4 Kg6?? { (-9.10 → Mate in 1) Checkmate is now unavoidable. Qd4+ was best. } (38... Qd4+) 39. Qf6# { White wins by checkmate. } 1-0