[Event "مسابقات شطرنج نظام مهندسی"] [Site "https://lichess.org/dqnuOHFy"] [Date "2021.04.01"] [White "Tavakolian3003"] [Black "fathi4850"] [Result "1-0"] [UTCDate "2021.04.01"] [UTCTime "14:34:42"] [WhiteElo "2363"] [BlackElo "2117"] [WhiteRatingDiff "+3"] [BlackRatingDiff "-3"] [Variant "Standard"] [TimeControl "300+5"] [ECO "D08"] [Opening "Queen's Gambit Declined: Albin Countergambit, Tartakower Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 e5?! { (0.00 → 0.90) Inaccuracy. e6 was best. } (2... e6 3. Nc3 c6 4. e3 Nf6 5. b3 Nbd7 6. Bb2 Bd6 7. Bd3) 3. dxe5 d4 4. Nf3 c5?! { (0.79 → 1.83) Inaccuracy. Nc6 was best. } { D08 Queen's Gambit Declined: Albin Countergambit, Tartakower Defense } (4... Nc6 5. Nbd2 Nge7 6. Nb3 Nf5 7. a3 a5 8. e3 dxe3 9. Qxd8+) 5. g3? { (1.83 → 0.20) Mistake. e3 was best. } (5. e3 Nc6 6. Bd3 Nge7 7. O-O Ng6 8. Be4 Bg4 9. Bxc6+ bxc6) 5... Nc6 6. Bg2 Nge7 7. e3 Ng6 8. exd4 cxd4 9. O-O Bg4 10. h3 Bxf3 11. Qxf3 Ngxe5 12. Qb3 Qb6 13. Bf4 O-O-O 14. Nd2 f6 15. Qa4 Qb4? { (0.17 → 1.59) Mistake. Nd3 was best. } (15... Nd3) 16. Qd1 g5 17. Bxe5 Nxe5 18. Bd5?? { (1.63 → -0.49) Blunder. a3 was best. } (18. a3) 18... Rxd5 19. cxd5 Qxd2 20. Rc1+ Kb8 21. Qxd2 Nf3+ 22. Kg2 Nxd2 23. Rfd1?! { (-0.19 → -1.22) Inaccuracy. Rfe1 was best. } (23. Rfe1 Bb4 24. d6 Nc4 25. Re4 b5 26. d7 Rd8 27. Rxd4 Kb7 28. h4 h6 29. a4 a5) 23... Ne4 24. Rxd4 Nd6 25. Rd3 Bg7?! { (-0.90 → 0.00) Inaccuracy. Rg8 was best. } (25... Rg8) 26. Re3 f5 27. b3 f4 28. Re7 Bf6 29. Re6 Ne8?? { (0.00 → 7.13) Blunder. Bb2 was best. } (29... Bb2 30. Rce1 Kc7 31. gxf4 gxf4 32. R1e2 Ba1 33. Re1) 30. Rce1 Nc7 31. Rxf6 Nxd5 32. Rf7 a6 33. g4 h5 34. Re5 f3+ 35. Kxf3 hxg4+ 36. hxg4 Rh3+ 37. Kg2 Rd3 38. Rxd5 Rxd5 39. Rf5 Rd2 40. Rxg5 Rxa2 41. Rf5 Rb2 42. g5 Rxb3 43. g6 Rb6 44. Rg5 a5? { (8.34 → Mate in 10) Checkmate is now unavoidable. Kc7 was best. } (44... Kc7 45. g7) 45. g7 a4 46. g8=R+?! { (Mate in 8 → 46.41) Lost forced checkmate sequence. g8=Q+ was best. } (46. g8=Q+ Ka7 47. Qg7 Kb8 48. Qe5+ Ka8 49. Qh8+ Ka7 50. Qd4 Kb8 51. Qxb6 Kc8 52. Rg7 a3) 46... Ka7 47. Ra5+ Ra6 48. Rgg5 Kb6 49. Rgb5+ Kc6 50. f4 a3 51. Rxa6+ Kxb5 52. Rxa3 { Black resigns. } 1-0