CohenChessClub.com

[Event "MrCohenOS Arena"] [Site "https://cohenchessclub.com/2mB6ePky"] [Date "2022.02.08"] [White "Polydoros"] [Black "Quinn"] [Result "0-1"] [UTCDate "2022.02.08"] [UTCTime "21:21:06"] [WhiteElo "1293"] [BlackElo "1487"] [WhiteRatingDiff "-82"] [BlackRatingDiff "+15"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C42"] [Opening "Russian Game"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. Nf3 e5? { (0.38 → 1.87) Mistake. d5 was best. } (1... d5 2. d4 Nf6 3. c4 e6 4. cxd5 exd5 5. Nc3 Bf5 6. Bf4) 2. e4? { (1.87 → 0.41) Mistake. Nxe5 was best. } (2. Nxe5 d5 3. d4 Nf6 4. Nd3 Bf5 5. Bf4 Bd6 6. Bxd6 Qxd6 7. e3 h5 8. Be2 Nbd7) 2... Nf6 { C42 Russian Game } 3. d3?! { (0.74 → -0.10) Inaccuracy. Nxe5 was best. } (3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7) 3... Bb4+? { (-0.10 → 0.98) Mistake. Nc6 was best. } (3... Nc6 4. Be2 d5 5. exd5 Nxd5 6. O-O Bd6 7. Nc3 Nxc3 8. bxc3 h6 9. Nd2 O-O 10. Re1) 4. c3 Ba5?! { (1.03 → 1.78) Inaccuracy. Bd6 was best. } (4... Bd6 5. d4 Be7 6. dxe5 Nxe4 7. Bc4 O-O 8. O-O d6 9. Re1 Bf5 10. Nd4 Bg6 11. Bd5) 5. b4? { (1.78 → 0.64) Mistake. Nxe5 was best. } (5. Nxe5) 5... Bb6 6. a4?! { (0.66 → -0.10) Inaccuracy. Nxe5 was best. } (6. Nxe5 d5) 6... a5 7. Na3?! { (-0.37 → -0.98) Inaccuracy. Nbd2 was best. } (7. Nbd2 axb4) 7... axb4 8. cxb4 Rxa4?? { (-0.49 → 6.84) Blunder. d5 was best. } (8... d5 9. Be2 Nc6 10. a5 dxe4 11. dxe4 Qxd1+ 12. Bxd1 Ba7 13. O-O O-O 14. Nb5 Bb8 15. Nc3) 9. Nc2?? { (6.84 → -3.59) Blunder. Qxa4 was best. } (9. Qxa4) 9... Rxa1 10. Nxa1 Nc6 11. Qc2? { (-3.16 → -5.10) Mistake. Be2 was best. } (11. Be2 O-O 12. O-O d5 13. b5 dxe4 14. bxc6 exf3 15. Bxf3 bxc6 16. Nc2 Nd5 17. Ba3 Re8) 11... O-O 12. Nb3?! { (-4.61 → -5.92) Inaccuracy. b5 was best. } (12. b5 Na7) 12... Nxb4 13. Qc3 Qe7?! { (-7.60 → -4.84) Inaccuracy. Na2 was best. } (13... Na2 14. Qc2) 14. Ng5? { (-4.84 → -9.51) Mistake. Qxe5 was best. } (14. Qxe5 Qxe5 15. Nxe5 d5 16. Bd2 Nc2+ 17. Kd1 Nd4 18. Nxd4 Bxd4 19. Nf3 Bb6 20. exd5 Bxf2) 14... h6 15. Nf3 Ng4 16. h3 Nf6?! { (-9.45 → -5.49) Inaccuracy. Nxf2 was best. } (16... Nxf2 17. Bd2) 17. g4?! { (-5.49 → -8.23) Inaccuracy. Qxe5 was best. } (17. Qxe5 Qxe5) 17... Ba5?? { (-8.23 → 1.14) Blunder. Na2 was best. } (17... Na2 18. Qd2) 18. Nxa5 b6 19. Be2?? { (1.11 → -2.96) Blunder. Nb3 was best. } (19. Nb3 Re8 20. Qxc7 Ba6 21. g5 hxg5 22. Bxg5 Nxd3+ 23. Bxd3 Bxd3 24. Qxb6 Bxe4 25. Bxf6 Qxf6) 19... bxa5 20. Be3?! { (-2.91 → -4.12) Inaccuracy. Qxe5 was best. } (20. Qxe5 Qxe5) 20... Ba6 21. Kd2? { (-3.84 → -7.13) Mistake. g5 was best. } (21. g5 hxg5) 21... Rb8?? { (-7.13 → -1.50) Blunder. Qd6 was best. } (21... Qd6 22. Qxe5 Bxd3 23. Qxd6 Nxe4+ 24. Kd1 Bc2+ 25. Ke1 Nxd6 26. Bc5 Re8 27. Bxd6 Bd3 28. Nd4) 22. Ra1?? { (-1.50 → -6.33) Blunder. Qxe5 was best. } (22. Qxe5 Qxe5 23. Nxe5 d6 24. Nf3 Nc6 25. Nd4 Rb2+ 26. Kc3 Nxd4 27. Kxb2 Nxe2 28. Kc2 c5) 22... h5?? { (-6.33 → 0.17) Blunder. Qd6 was best. } (22... Qd6 23. Qxe5 Bxd3 24. Qxd6 Nxe4+ 25. Kd1 cxd6 26. Ra3 Bxe2+ 27. Kxe2 Nc6 28. Nd4 Rb2+ 29. Kf1) 23. gxh5?? { (0.17 → -4.43) Blunder. g5 was best. } (23. g5 Ne8 24. Qxe5 Qxe5 25. Nxe5 d6 26. Nc4 d5 27. exd5 Nxd5 28. Nxa5 Nxe3 29. Kxe3 g6) 23... Nxh5?? { (-4.43 → 0.52) Blunder. Nxd3 was best. } (23... Nxd3 24. Bxd3 Qd6 25. Ng5 Bxd3 26. Bc5 Nxe4+ 27. Nxe4 Qd5 28. Qxd3 Rb2+ 29. Ke3 Rb3 30. Nc3) 24. Rxa5?! { (0.52 → -0.08) Inaccuracy. Qxe5 was best. } (24. Qxe5) 24... Rb5?? { (-0.08 → 3.59) Blunder. Nf4 was best. } (24... Nf4) 25. Rxa6?? { (3.59 → -6.38) Blunder. Rxb5 was best. } (25. Rxb5) 25... Nxa6 26. d4 exd4 27. Qxd4 Ng3?? { (-7.12 → 3.84) Blunder. Nc5 was best. } (27... Nc5 28. Kd1 Ne6 29. Qa7 Rb1+ 30. Kc2 Qb4 31. Qa8+ Nf8 32. Qa2 Qxe4+ 33. Bd3 Qxf3 34. Qxb1) 28. fxg3?? { (3.84 → 0.00) Blunder. Bxb5 was best. } (28. Bxb5) 28... c5?? { (0.00 → 3.10) Blunder. Nc5 was best. } (28... Nc5 29. Kc2 Ra5 30. Ng5 Ra2+ 31. Kd1 Nb3 32. Qd5 Ra1+ 33. Kc2 Ra2+) 29. Qc4?? { (3.10 → 0.49) Blunder. Qe5 was best. } (29. Qe5) 29... Rb4?? { (0.49 → 5.91) Blunder. Nc7 was best. } (29... Nc7 30. Bd3 Rb2+ 31. Ke1 Rg2 32. Qb3 Rxg3 33. Kf2 Rxh3 34. Qb8+ Ne8 35. Qc8 c4 36. Bxc4) 30. Qxa6 c4?! { (5.76 → 10.35) Inaccuracy. Rxe4 was best. } (30... Rxe4 31. Qc8+ Qe8 32. Qxe8+ Rxe8 33. Bxc5 Rb8 34. Bd3 d6 35. Bd4 Ra8 36. Nh4 Ra5 37. Ke3) 31. e5 f6 32. Nh4 Qxe5 33. Bf4?? { (6.72 → Mate in 4) Checkmate is now unavoidable. Bxc4+ was best. } (33. Bxc4+) 33... Qb2+?? { (Mate in 4 → 3.84) Lost forced checkmate sequence. Rb2+ was best. } (33... Rb2+ 34. Kc1 Qc3+ 35. Kd1 Rb1+ 36. Bc1 Rxc1#) 34. Ke3 c3?? { (4.00 → Mate in 7) Checkmate is now unavoidable. Rb3+ was best. } (34... Rb3+ 35. Kf2) 35. Kf2?? { (Mate in 7 → 6.30) Lost forced checkmate sequence. Qc8+ was best. } (35. Qc8+ Kh7 36. Bd3+ Re4+ 37. Bxe4+ f5 38. Bxf5+ g6 39. Qxd7+ Kh8 40. Nxg6+ Kg8 41. Be6#) 35... c2?? { (6.30 → Mate in 8) Checkmate is now unavoidable. Kf7 was best. } (35... Kf7 36. Be3 Re4 37. Qd6 Qa2 38. Qc5 Re5 39. Qxc3 Qe6 40. Bd3 Rxe3 41. Bg6+ Ke7 42. Qc5+) 36. Bh5?? { (Mate in 8 → -16.58) Lost forced checkmate sequence. Qc8+ was best. } (36. Qc8+ Kh7 37. Bd3+ Re4 38. Bxe4+ f5 39. Bxf5+ g6 40. Bxg6+ Kg7 41. Qxd7+ Kg8 42. Qh7+ Kf8) 36... c1=Q+ 37. Kf3?! { (-70.87 → Mate in 2) Checkmate is now unavoidable. Qe2 was best. } (37. Qe2) 37... Qc4?? { (Mate in 2 → -6.36) Lost forced checkmate sequence. Qd1+ was best. } (37... Qd1+ 38. Ke3 Qbd2#) 38. Qe6+?? { (-6.36 → Mate in 4) Checkmate is now unavoidable. Qa8+ was best. } (38. Qa8+ Rb8 39. Qxb8+ Qxb8 40. Bxb8 Qd5+ 41. Kf2 Qxh5 42. Kg2 Qc5 43. Kh2 d5 44. Bf4 Qf2+) 38... Kf8?? { (Mate in 4 → Mate in 1) Lost forced checkmate sequence. Qxe6 was best. } (38... Qxe6 39. Bf7+ Kxf7 40. Bd2 Qxd2 41. Ng6 Rb3#) 39. Qa6?? { (Mate in 1 → Mate in 1) Lost forced checkmate sequence. Ng6# was best. } (39. Ng6#) 39... Rb3+ 40. Kg4 Qbe2+ 41. Kf5 Qxa6 42. g4 Rb5+ 43. Kg6 Rb4 44. Kf5 Qae6+ 45. Kg6 Rxf4 46. g5 Rxh4 { White resigns. } 0-1