Sergash:  click for larger view<18...Qa5?> 18...exf4! 19.Bxf4 (19.Bd2 Qa3! = Stockfish 7 - 64 bits Popcnt) Re8! Stockfish 7 - 64 bits Popcnt. <19.Kg1?! > 19.fxe5! Ncxe5 20.Bd5! Kg7 21.Nd4 / Stockfish 7 - 64 bits Popcnt. <19...Kg7?!> 19...exf4! 20.Bxf4 Re8 Stockfish 7 - 64 bits Popcnt. <20.Rab1> Both players have a blind spot in this position! 20.fxe5! Nxce5 (or 20...Nfxe5 21.Bd5! / Stockfish 7 - 64 bits Popcnt) 21.Bd5! / Stockfish 7 - 64 bits Popcnt. <20...Qc7?!> The only chance was in 20...exf4! 21.Bxf4 Qa3 / followed by Qe7 (or 21...Qc5+ / followed with Qe7 Stockfish 7 - 64 bits Popcnt. <21.Bc5?!> I hate to repeat myself, but 21.fxe5! Ncxe5 (recapturing with the other knight would transpose in the same variation) 22.Nxe5 Nxe5 23.Bd5 (only move) Stockfish 7 - 64 bits Popcnt. <22.Bxf7! Qxf7 (no other choice) 23.fxe5! (at last) fxe5? 24.Ng5! > The only move was 23...Nxe5 24.Nxe5! fxe5 (24...Rxe5 25.Bd4! Re6 26.Rf1 Stockfish 7 - 64 bits Popcnt) 25.Rf1 Qc7! 26.Qc4! (idea: winning the black queen by Bc5-f8+) Kh8 (threatening to win White's bishop with b7-b6 in return; or 26...Re7 27.Qb4! Re8 (only move) 28.Kh2! Stockfish 7 - 64 bits Popcnt) 27.Rf7! Qc6 (only move, repeating the threat of b7-b6, winning a piece) 28.Qd5! Qxd5 (no choice) 29.exd5 Stockfish 7 - 64 bits Popcnt. <24...Qxa2?! 25.Qf2!> The lesser evil was 24...Qf6 but there was no hope left for Black at this point. <26.Rf1> There was a mate in 14 moves beginning with 26.Rb3! Stockfish 7 - 64 bits Popcnt. <28.Qf6+> Mate in 6 moves: 28.Bf8+ Kg8 29.Qf6! etc. Stockfish 7 - 64 bits Popcnt. |