[Event "Summer school chess cup 2 Arena"] [Site "https://lichess.org/KsMAhr5G"] [Date "2020.07.31"] [Round "-"] [White "Sereda7"] [Black "chernishev7"] [Result "0-1"] [GameId "KsMAhr5G"] [UTCDate "2020.07.31"] [UTCTime "06:48:59"] [WhiteElo "1344"] [BlackElo "1496"] [WhiteRatingDiff "-31"] [BlackRatingDiff "+48"] [Variant "Standard"] [TimeControl "600+0"] [ECO "A00"] [Opening "Barnes Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. f3?! { (0.15 → -0.63) Inaccuracy. c4 was best. } { [%eval -0.63] } { A00 Barnes Opening } (1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. d4 Bb4+ 5. Bd2 Be7) 1... e5 { [%eval -0.74] } 2. g3 { [%eval -0.69] } 2... c5 { [%eval -0.52] } 3. f4? { (-0.52 → -2.19) Mistake. e4 was best. } { [%eval -2.19] } (3. e4 Nc6 4. c4 Nf6 5. Nc3 Nd4 6. d3 b5 7. Bg2 bxc4 8. dxc4 d6 9. f4 Be7) 3... Na6?? { (-2.19 → 0.93) Blunder. exf4 was best. } { [%eval 0.93] } (3... exf4) 4. fxe5 { [%eval 0.96] } 4... d6 { [%eval 1.02] } 5. exd6 { [%eval 0.77] } 5... Qd7?! { (0.77 → 1.57) Inaccuracy. Bxd6 was best. } { [%eval 1.57] } (5... Bxd6) 6. c4 { [%eval 1.02] } 6... Qxd6 { [%eval 1.58] } 7. Qa4+ { [%eval 1.06] } 7... Bd7 { [%eval 1.24] } 8. Bh3?? { (1.24 → -12.78) Blunder. Qb3 was best. } { [%eval -12.78] } (8. Qb3 Qb6 9. Bg2 Qxb3 10. axb3 Nb4 11. Bxb7 Nc2+ 12. Kf2 Nxa1 13. Bxa8 Nf6 14. Nf3 Bd6) 8... Bxa4 { [%eval -12.68] } 9. a3 { [%eval -13.27] } 9... Bb3 { [%eval -11.99] } 10. d3 { [%eval -11.98] } 10... Nf6 { [%eval -12.15] } 11. d4 { [%eval -14.66] } 11... cxd4 { [%eval -14.5] } 12. Be3 { [%eval -27.4] } 12... dxe3 { [%eval -27.23] } 13. a4?! { (-27.23 → Mate in 1) Checkmate is now unavoidable. Nc3 was best. } { [%eval #-1] } (13. Nc3 Qd2+) 13... Bxc4?! { (Mate in 1 → -26.00) Lost forced checkmate sequence. Qd1# was best. } { [%eval -26.0] } (13... Qd1#) 14. Nc3 { [%eval -30.45] } 14... Nc5 { [%eval -22.66] } 15. Ne4 { [%eval -32.66] } 15... Nb3 { [%eval -16.33] } 16. Nxd6+ { [%eval -16.14] } 16... Bxd6 { [%eval -13.95] } 17. Bc8 { [%eval -23.97] } 17... Nxa1 { [%eval -18.53] } 18. b4 { [%eval -28.34] } 18... Rxc8 { [%eval -27.75] } 19. b5?! { (-27.75 → Mate in 3) Checkmate is now unavoidable. Nf3 was best. } { [%eval #-3] } (19. Nf3 Bxb4+) 19... Nc2+ { [%eval #-6] } 20. Kf1 { [%eval #-6] } 20... Rc5 { [%eval #-9] } 21. g4 { [%eval -31.73] } 21... Bxb5 { [%eval -30.12] } 22. axb5 { [%eval -44.07] } 22... Rxb5 { [%eval -28.62] } 23. g5?! { (-28.62 → Mate in 7) Checkmate is now unavoidable. Nf3 was best. } { [%eval #-7] } (23. Nf3 Rb1+ 24. Kg2 Rxh1 25. Kxh1 Nxg4 26. h4 Nf6 27. Kg1 O-O 28. Kg2 Nd5 29. Ng5 Re8) 23... Rxg5?! { (Mate in 7 → -64.54) Lost forced checkmate sequence. Rb1+ was best. } { [%eval -64.54] } (23... Rb1+ 24. Kg2 Ne1+ 25. Kh3 Ne4 26. Kh4 Nf2 27. Nf3 Ng2+ 28. Kh5 g6+ 29. Kh6 Bf8#) 24. Nh3?! { (-64.54 → Mate in 12) Checkmate is now unavoidable. Nf3 was best. } { [%eval #-12] } (24. Nf3 Rg6) 24... Ng4?! { (Mate in 12 → -16.47) Lost forced checkmate sequence. Rg6 was best. } { [%eval -16.47] } (24... Rg6 25. Rg1 Ne4 26. Rg2 Nd4 27. Ng5 Nxg5 28. Kg1 Rf6 29. Kh1 Rf1+ 30. Rg1 Rxg1+ 31. Kxg1) 25. Nxg5 { [%eval -16.1] } 25... f6 { [%eval -13.65] } 26. Nxh7?! { (-13.65 → Mate in 11) Checkmate is now unavoidable. Ne4 was best. } { [%eval #-11] } (26. Ne4 Bb4) 26... Rxh7 { [%eval #-10] } 27. Rg1 { [%eval #-12] } 27... Rxh2 { [%eval #-11] } 28. Rxg4 { [%eval -66.97] } 28... Nd4 { [%eval -20.07] } 29. Rxd4 { [%eval -18.4] } 29... Rh1+ { [%eval -12.88] } 30. Kg2 { [%eval -10.0] } 30... Rh4?? { (-10.00 → -2.56) Blunder. Rh2+ was best. } { [%eval -2.56] } (30... Rh2+) 31. Rf4?? { (-2.56 → Mate in 7) Checkmate is now unavoidable. Rxh4 was best. } { [%eval #-7] } (31. Rxh4 a5) 31... Bxf4 { [%eval #-6] } 32. Kf3 { [%eval #-7] } 32... Rh3+ { [%eval #-13] } 33. Kxf4 { [%eval #-12] } 33... a5 { [%eval #-11] } 34. Ke4 { [%eval #-11] } 34... a4 { [%eval #-10] } 35. Kd5 { [%eval #-7] } 35... a3 { [%eval #-6] } 36. Kd6 { [%eval #-6] } 36... a2 { [%eval #-5] } 37. Ke6 { [%eval #-4] } 37... a1=Q { [%eval #-3] } 38. Kd6 { [%eval #-1] } 38... Qa6+ { [%eval #-3] } 39. Kc7 { [%eval #-3] } 39... Qa7 { [%eval #-3] } 40. Kc8 { [%eval #-3] } 40... Rh2 { [%eval #-2] } 41. Kc7 { [%eval #-2] } 41... Rxe2 { [%eval #-2] } 42. Kc8 { [%eval #-1] } 42... Rc2# { Black wins by checkmate. } 0-1