CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/Z2Q2hep4"] [Date "2026.01.06"] [White "Calvin2"] [Black "Masterwill"] [Result "0-1"] [UTCDate "2026.01.06"] [UTCTime "00:30:05"] [WhiteElo "1492"] [BlackElo "1482"] [WhiteRatingDiff "-140"] [BlackRatingDiff "+14"] [WhiteTitle "NM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B50"] [Opening "Sicilian Defense: Modern Variations"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 c5 2. Nf3 d6 { B50 Sicilian Defense: Modern Variations } 3. Bc4?! { (0.45 → -0.08) Inaccuracy. d4 was best. } (3. d4 cxd4) 3... Nf6 4. O-O?! { (0.06 → -0.90) Inaccuracy. d3 was best. } (4. d3 Nc6) 4... g6? { (-0.90 → 0.58) Mistake. Nxe4 was best. } (4... Nxe4) 5. Nc3?! { (0.58 → 0.06) Inaccuracy. e5 was best. } (5. e5 dxe5) 5... Bg7 6. Re1 O-O 7. d3 Bg4 8. h3 Bxf3 9. Qxf3 Nbd7 10. Be3 Nb6?! { (-0.02 → 0.65) Inaccuracy. a6 was best. } (10... a6 11. a4 Ne5 12. Qe2 e6 13. Qd2 Qc7 14. f4 Nc6 15. f5 Rae8 16. Bf4 Nh5 17. Bh2) 11. Nd5?? { (0.65 → -0.96) Blunder. e5 was best. } (11. e5 Ne8) 11... Nfxd5 12. Bxd5?! { (-0.91 → -1.52) Inaccuracy. exd5 was best. } (12. exd5) 12... Nxd5 13. exd5 Qb6?? { (-1.90 → 0.32) Blunder. Bxb2 was best. } (13... Bxb2 14. Rad1) 14. b3?? { (0.32 → -2.45) Blunder. Rab1 was best. } (14. Rab1 Qc7 15. Bd2 b5 16. Re4 a5 17. c4 b4 18. Rbe1 e5 19. dxe6 fxe6 20. Qe2 e5) 14... Bxa1 15. Rxa1 f6?! { (-2.35 → -1.26) Inaccuracy. Rfe8 was best. } (15... Rfe8 16. c3) 16. c4 Qb4 17. Qe4? { (-1.32 → -2.62) Mistake. d4 was best. } (17. d4 cxd4) 17... Rae8?? { (-2.62 → -0.71) Blunder. Qc3 was best. } (17... Qc3) 18. Qe6+?! { (-0.71 → -1.24) Inaccuracy. Bh6 was best. } (18. Bh6) 18... Kh8?? { (-1.24 → 0.88) Blunder. Kg7 was best. } (18... Kg7 19. Qd7) 19. Bh6 Rg8?! { (0.82 → 1.59) Inaccuracy. Qc3 was best. } (19... Qc3 20. Re1) 20. g4?? { (1.59 → -3.46) Blunder. Qf7 was best. } (20. Qf7 Qc3 21. Rc1 Qe5 22. Bg7+ Rxg7 23. Qxe8+ Rg8 24. Qd7 Qe2 25. Qxb7 g5 26. Qxa7 g4) 20... Qc3?? { (-3.46 → -0.23) Blunder. g5 was best. } (20... g5 21. Qf7 Qc3 22. Rd1 Ra8 23. b4 cxb4 24. Qxe7 Rg6 25. c5 Rxh6 26. cxd6 Rg6 27. d7) 21. Rd1?? { (-0.23 → -3.06) Blunder. Re1 was best. } (21. Re1) 21... Qc2?? { (-3.06 → 0.00) Blunder. g5 was best. } (21... g5 22. Qf7 Ra8 23. Kg2 Qe5 24. Rd2 a6 25. Rc2 b5 26. b4 Rac8 27. cxb5 axb5 28. a4) 22. Re1 Qxa2?? { (0.00 → 4.59) Blunder. Qxd3 was best. } (22... Qxd3 23. Qf7 Qxh3 24. Bg7+ Rxg7 25. Qxe8+ Rg8 26. Qd7 f5 27. Qxe7 Qxg4+ 28. Kh2 Qf4+ 29. Kg2) 23. Qxe7?? { (4.59 → -7.30) Blunder. Qf7 was best. } (23. Qf7) 23... Rxe7 24. Rxe7 Qa1+ 25. Kg2 f5 26. gxf5 gxf5+ 27. Kf3 Qd1+ 28. Kf4 Rg4+?! { (-11.16 → -6.22) Inaccuracy. Qd2+ was best. } (28... Qd2+) 29. Kxf5 Qf3+ 30. Ke6 Qe2+?? { (-8.82 → 4.86) Blunder. Qxh3 was best. } (30... Qxh3) 31. Kf7?? { (4.86 → -6.96) Blunder. Kd7 was best. } (31. Kd7) 31... Rf4+?? { (-6.96 → 2.57) Blunder. Qf3+ was best. } (31... Qf3+ 32. Ke8) 32. Ke8?? { (2.57 → -8.34) Blunder. Bxf4 was best. } (32. Bxf4 Qh5+ 33. Kf8 Qf5+ 34. Rf7 Qc8+ 35. Ke7 Qc7+ 36. Ke6 Qc8+ 37. Kxd6 Qd8+ 38. Ke6 Kg8) 32... Qh5+ 33. Kd7 Qxh6 34. Re8+ Rf8 35. Re7 Qxh3+ 36. Kxd6 Qg3+?? { (-62.65 → 8.24) Blunder. Qc8 was best. } (36... Qc8) 37. Kxc5?? { (8.24 → -10.84) Blunder. fxg3 was best. } (37. fxg3 Rf3 38. Kxc5 Rxg3 39. d4 b6+ 40. Kc6 Rg4 41. Rxa7 h5 42. Kxb6 Rxd4 43. Kc6 h4) 37... Rc8+ 38. Kd4?! { (-11.08 → Mate in 19) Checkmate is now unavoidable. Kb5 was best. } (38. Kb5 Qd6) 38... Qh4+?! { (Mate in 19 → -11.26) Lost forced checkmate sequence. Qxf2+ was best. } (38... Qxf2+ 39. Kc3 Qf6+ 40. Kc2 Qxe7 41. d6 Qe2+ 42. Kc3 Qe5+ 43. Kc2 Rf8 44. b4 Rf2+ 45. Kb3) 39. Kc3 Qxe7 40. d4 Qe1+ 41. Kd3 Re8 42. b4 Qb1+ 43. Kc3 Re2 { White resigns. } 0-1