CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/wP9Ojj7r"] [Date "2026.10.28"] [White "Caleb5"] [Black "Mason6"] [Result "0-1"] [UTCDate "2026.10.28"] [UTCTime "13:39:39"] [WhiteElo "1333"] [BlackElo "1179"] [WhiteRatingDiff "-18"] [BlackRatingDiff "+22"] [WhiteTitle "NM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A40"] [Opening "Queen's Pawn Game"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 { A40 Queen's Pawn Game } a5?! { (0.38 → 1.08) Inaccuracy. Nf6 was best. } (1... Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 c5 6. cxd5 Qxd5 7. Bxf6 gxf6 8. e3) 2. a4?! { (1.08 → 0.25) Inaccuracy. e4 was best. } (2. e4 e6 3. Nc3 d5 4. Bd3 dxe4 5. Nxe4 Nd7 6. Qe2 Ngf6 7. Nxf6+ Nxf6 8. Nf3 Be7) 2... b6?! { (0.25 → 0.96) Inaccuracy. d5 was best. } (2... d5 3. Bf4 Nf6 4. e3 Bf5 5. Bd3 Bxd3 6. Qxd3 e6 7. Nf3 Bd6 8. Qb5+ Nbd7 9. Bxd6) 3. b3?! { (0.96 → 0.12) Inaccuracy. e4 was best. } (3. e4) 3... c6?! { (0.12 → 1.05) Inaccuracy. Nf6 was best. } (3... Nf6 4. Bb2 e6 5. e3 Be7 6. Nf3 O-O 7. Bb5 c6 8. Bd3 d5 9. Nbd2 Ba6 10. c4) 4. c3?! { (1.05 → 0.28) Inaccuracy. e4 was best. } (4. e4) 4... Bb7 5. Bb2 Na6 6. Na3?! { (0.59 → 0.06) Inaccuracy. e4 was best. } (6. e4 e6 7. Nf3 Nf6 8. e5 Nd5 9. Bc4 Be7 10. O-O O-O 11. Nbd2 f5 12. exf6 Nxf6) 6... Qc7?! { (0.06 → 0.81) Inaccuracy. d5 was best. } (6... d5 7. e3 e6 8. Bd3 f5 9. f4 Bd6 10. Nf3 Nf6 11. O-O O-O 12. Ne5 Qe7 13. Qe2) 7. Nc4?! { (0.81 → 0.00) Inaccuracy. e4 was best. } (7. e4 e5) 7... O-O-O?! { (0.00 → 0.87) Inaccuracy. Nf6 was best. } (7... Nf6 8. e3 g6 9. Be2 Bg7 10. Nf3 d5 11. Ncd2 Nd7 12. O-O O-O 13. Qc2 c5 14. Rfd1) 8. e3 Kb8?! { (0.91 → 1.56) Inaccuracy. d5 was best. } (8... d5) 9. Be2?! { (1.56 → 0.93) Inaccuracy. b4 was best. } (9. b4 axb4) 9... Ka8?! { (0.93 → 2.02) Inaccuracy. d5 was best. } (9... d5 10. Ne5 e6 11. b4 f6 12. Nd3 axb4 13. Nf3 c5 14. dxc5 bxc5 15. O-O e5 16. cxb4) 10. Nh3?! { (2.02 → 1.07) Inaccuracy. b4 was best. } (10. b4 d5) 10... Rb8?? { (1.07 → 3.15) Blunder. e6 was best. } (10... e6 11. b4) 11. O-O? { (3.15 → 1.61) Mistake. b4 was best. } (11. b4 axb4 12. cxb4 Nxb4 13. d5 Ba6 14. a5 b5 15. Be5 d6 16. Nb6+ Ka7 17. Bc3 Nxd5) 11... Bc8?? { (1.61 → 5.25) Blunder. e6 was best. } (11... e6) 12. Nxa5?? { (5.25 → -2.40) Blunder. b4 was best. } (12. b4 d5) 12... bxa5 13. b4 Qa7?? { (-2.53 → 0.78) Blunder. axb4 was best. } (13... axb4 14. Ng5 Nh6 15. cxb4 Nxb4 16. Ne4 f5 17. Nc3 Ng4 18. Bxg4 fxg4 19. Nb5 Qd8 20. Ba3) 14. bxa5?? { (0.78 → -5.47) Blunder. b5 was best. } (14. b5 e5 15. c4 f6 16. Bf3 Nb4 17. Bc3 exd4 18. exd4 d5 19. c5 g5 20. b6 Qb7) 14... Bb7?? { (-5.47 → 0.06) Blunder. Rxb2 was best. } (14... Rxb2 15. Ng5) 15. Ba3 d5 16. Ng5 f6?? { (0.23 → 5.30) Blunder. Nh6 was best. } (16... Nh6 17. Rb1 e6 18. Bxf8 Rhxf8 19. Rb6 Nc7 20. Qb3 Ba6 21. Bxa6 Nxa6 22. Rb1 Nf5 23. Qc2) 17. Nf3?? { (5.30 → 0.06) Blunder. Nf7 was best. } (17. Nf7 e5 18. Qc1 Nh6 19. Nxh8 Bxa3 20. Qxa3 Rxh8 21. Rfb1 Nb8 22. Rb3 Nf7 23. Rab1 Ba6) 17... h5?? { (0.06 → 1.83) Blunder. e6 was best. } (17... e6) 18. Nh4 g5?! { (1.83 → 3.04) Inaccuracy. Rh6 was best. } (18... Rh6) 19. Ng6 Nh6?? { (2.75 → 8.61) Blunder. Rh6 was best. } (19... Rh6) 20. Nxf8?? { (8.61 → 2.09) Blunder. Nxh8 was best. } (20. Nxh8 e5 21. Bxf8 Rxf8 22. Ng6 Rg8 23. Bxh5 Bc8 24. Rb1 Bf5 25. Rb6 Nb8 26. Qb3 Bd3) 20... Rhxf8 21. Bxe7 Rf7 22. Ba3 Nf5?! { (2.54 → 3.37) Inaccuracy. h4 was best. } (22... h4 23. c4) 23. Bd3 Nh4?! { (3.15 → 4.63) Inaccuracy. Bc8 was best. } (23... Bc8) 24. Bxa6?? { (4.63 → -2.73) Blunder. Qxh5 was best. } (24. Qxh5 Rd7 25. Rfb1 Bc8 26. g3 Rg7 27. Rb6 Rxb6 28. axb6 Qxb6 29. gxh4 gxh4+ 30. Kh1 Qa5) 24... Qxa6?? { (-2.73 → 0.02) Blunder. Bxa6 was best. } (24... Bxa6 25. Bd6 Rg8 26. Bc5 Qd7 27. Rb1 Bc4 28. Kh1 f5 29. a6 Bxf1 30. Qxf1 Rb8 31. Rxb8+) 25. f4?? { (0.02 → -2.21) Blunder. Qxh5 was best. } (25. Qxh5 Rg7) 25... Qxa5?? { (-2.21 → -0.14) Blunder. Rg8 was best. } (25... Rg8 26. fxg5) 26. fxg5 fxg5?? { (-0.35 → 8.05) Blunder. Qxc3 was best. } (26... Qxc3 27. Qc1 Qxc1 28. Raxc1 f5 29. g3 Ng6 30. Rc5 Ba6 31. Rfc1 Bc4 32. Rxc6 Rg8 33. Bc5) 27. Rxf7 Qxa4? { (8.32 → Mate in 2) Checkmate is now unavoidable. Qxc3 was best. } (27... Qxc3 28. Qc1) 28. Rxb7?? { (Mate in 2 → 3.06) Lost forced checkmate sequence. Qxa4+ was best. } (28. Qxa4+ Ba6 29. Qxa6#) 28... Rxb7?? { (3.06 → Mate in 5) Checkmate is now unavoidable. Qxd1+ was best. } (28... Qxd1+ 29. Rxd1) 29. Be7? { (Mate in 5 → 8.45) Lost forced checkmate sequence. Qxa4+ was best. } (29. Qxa4+ Kb8 30. Bd6+ Kc8 31. Qxc6+ Kd8 32. Ra8+ Rb8 33. Rxb8#) 29... Qxa1 30. Qxa1+ Ra7 31. Bxg5?? { (8.29 → -7.14) Blunder. Qf1 was best. } (31. Qf1 Ra2 32. g3 Nf3+ 33. Qxf3 Ra1+ 34. Kf2 Kb7 35. Qe2 Kc7 36. Bxg5 h4 37. gxh4 Ra3) 31... Rxa1+ 32. Kf2 Nxg2?? { (-7.06 → -0.22) Blunder. Ra2+ was best. } (32... Ra2+ 33. Kg3 Nxg2 34. Kf3 Ne1+ 35. Kf4 Kb7 36. Kf5 Rxh2 37. e4 dxe4 38. d5 cxd5 39. c4) 33. Bh4?? { (-0.22 → -10.58) Blunder. Kxg2 was best. } (33. Kxg2 Ra4 34. Bf4 Ra7 35. Kh3 Rh7 36. Kh4 Kb7 37. Kg5 h4 38. h3 Kb6 39. Be5 Ka6) 33... Nxh4 34. Kg3 Nf5+ 35. Kh3 Nxe3 36. Kh4 Nd1 37. h3 Nxc3 38. Kxh5 Rh1 39. h4?! { (-55.58 → Mate in 13) Checkmate is now unavoidable. Kg4 was best. } (39. Kg4 Ne2 40. Kf3 Rh2 41. Ke3 Nxd4 42. Kxd4 Rxh3 43. Kc5 Rh1 44. Kd4 Rh5 45. Kc5 d4+) 39... Ne2?! { (Mate in 13 → -67.13) Lost forced checkmate sequence. Rg1 was best. } (39... Rg1 40. Kh6 Ne2 41. Kh7 Nxd4 42. Kh6 Kb7 43. Kh5 Nf3 44. Kh6 Nxh4 45. Kh5 Nf3 46. Kh6) 40. Kh6 Nxd4 41. h5 Nf5+ 42. Kg6 Ng3 43. Kg5 Nxh5 { White resigns. } 0-1