The remarkable solution to this puzzle is 1...Bf6 2.Nxf6 gxf6!! . It hard to believe, but Black is completely winning with evaluation being closed to -4.00!
From the decisive game of strong Aktobe Open, 1st board-Sarana vs Hong. White last move Qc3 (very natural) appears to be a decisive mistake! Andrew was able to find the solution and become a sole winner of the tournament! Can you find it?