[Event "المپیاد ورزشی مقدماتی کلاس 7.3 Arena"] [Site "https://lichess.org/pdsXcLBf"] [Date "2021.02.04"] [Round "-"] [White "AR_Gholami"] [Black "hossein_10_h"] [Result "1-0"] [GameId "pdsXcLBf"] [UTCDate "2021.02.04"] [UTCTime "05:56:23"] [WhiteElo "1500"] [BlackElo "1334"] [WhiteRatingDiff "+23"] [BlackRatingDiff "-23"] [Variant "Standard"] [TimeControl "600+2"] [ECO "D00"] [Opening "Queen's Pawn Game: Chigorin Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 { [%eval 0.0] } 1... d5 { [%eval 0.13] } 2. Nc3 { [%eval -0.21] } { D00 Queen's Pawn Game: Chigorin Variation } 2... Nc6 { [%eval 0.25] } 3. Nb5?! { (0.25 → -0.48) Inaccuracy. Bf4 was best. } { [%eval -0.48] } (3. Bf4 e6 4. Nf3 Nf6 5. e3 Bd6 6. Ne5 O-O 7. Bd3 Nd7) 3... e6 { [%eval 0.03] } 4. e4? { (0.03 → -1.21) Mistake. Bf4 was best. } { [%eval -1.21] } (4. Bf4 Bd6) 4... dxe4 { [%eval -0.95] } 5. Be2?? { (-0.95 → -3.75) Blunder. Bf4 was best. } { [%eval -3.75] } (5. Bf4) 5... Bb4+?? { (-3.75 → -1.49) Blunder. a6 was best. } { [%eval -1.49] } (5... a6 6. Nc3) 6. Bd2?! { (-1.49 → -2.38) Inaccuracy. c3 was best. } { [%eval -2.38] } (6. c3) 6... Bxd2+ { [%eval -2.54] } 7. Qxd2 { [%eval -2.5] } 7... a6 { [%eval -2.64] } 8. Na3?! { (-2.64 → -3.51) Inaccuracy. Nc3 was best. } { [%eval -3.51] } (8. Nc3) 8... Nxd4?! { (-3.51 → -2.42) Inaccuracy. Qxd4 was best. } { [%eval -2.42] } (8... Qxd4) 9. Bc4? { (-2.42 → -3.96) Mistake. O-O-O was best. } { [%eval -3.96] } (9. O-O-O) 9... b5 { [%eval -3.4] } 10. Bb3?! { (-3.40 → -4.86) Inaccuracy. O-O-O was best. } { [%eval -4.86] } (10. O-O-O) 10... Bb7 { [%eval -4.8] } 11. Rd1 { [%eval -4.93] } 11... e3 { [%eval -4.05] } 12. Qxe3?! { (-4.05 → -5.67) Inaccuracy. fxe3 was best. } { [%eval -5.67] } (12. fxe3) 12... e5?? { (-5.67 → -0.65) Blunder. Bxg2 was best. } { [%eval -0.65] } (12... Bxg2) 13. Qxe5+ { [%eval -0.71] } 13... Ne7?? { (-0.71 → 7.21) Blunder. Qe7 was best. } { [%eval 7.21] } (13... Qe7 14. Qxe7+ Nxe7 15. f3 O-O-O 16. Bxf7 Rhf8 17. c3 Nxf3+ 18. Nxf3 Rxd1+ 19. Kxd1 Rxf7 20. Re1) 14. Rxd4 { [%eval 6.61] } 14... Bxg2 { [%eval 7.89] } 15. Rxd8+ { [%eval 7.4] } 15... Kxd8 { [%eval 9.25] } 16. Qd4+ { [%eval 9.19] } 16... Kc8 { [%eval 12.25] } 17. Qg4+ { [%eval 12.17] } 17... Kd8 { [%eval 13.25] } 18. Qxg2 { [%eval 13.01] } 18... Nf5 { [%eval 20.71] } 19. Qxa8+ { [%eval 20.71] } 19... Ke7 { [%eval 20.69] } 20. Qxh8 { [%eval 20.71] } 20... c5 { [%eval 21.01] } 21. Qxh7 { [%eval 19.78] } 21... c4 { [%eval 20.29] } 22. Bxc4 { [%eval 21.78] } 22... bxc4 { [%eval 21.3] } 23. Nxc4 { [%eval 19.63] } 23... Nd4?! { (19.63 → Mate in 12) Checkmate is now unavoidable. Nd6 was best. } { [%eval #12] } (23... Nd6 24. Ne5 Ne8 25. Qg8 f6 26. Ng6+ Kd7 27. Qf7+ Kc6 28. Qxe8+ Kb6 29. Ne2 a5 30. Qe7) 24. Ne2?! { (Mate in 12 → 19.61) Lost forced checkmate sequence. Qh4+ was best. } { [%eval 19.61] } (24. Qh4+) 24... Nxc2+?! { (19.61 → Mate in 8) Checkmate is now unavoidable. Ne6 was best. } { [%eval #8] } (24... Ne6 25. Qd3) 25. Kd1?! { (Mate in 8 → 77.64) Lost forced checkmate sequence. Qxc2 was best. } { [%eval 77.64] } (25. Qxc2 Kf8 26. Qe4 g5 27. Nd4 Kg7 28. Qe7 Kh6 29. Qxf7 g4 30. Rg1 a5 31. Rxg4 a4) 25... Na1?! { (77.64 → Mate in 6) Checkmate is now unavoidable. Nb4 was best. } { [%eval #6] } (25... Nb4 26. Qxg7) 26. Rg1 { [%eval #5] } 26... g5 { [%eval #5] } 27. Rxg5 { [%eval #4] } 27... Ke8 { [%eval #3] } 28. Rc5 { [%eval #4] } 28... a5 { [%eval #3] } 29. Rc7 { [%eval #2] } 29... Kd8 { [%eval #2] } 30. Ra7 { [%eval #1] } 30... Ke8 { [%eval #1] } 31. Qg8# { White wins by checkmate. } 1-0