Since... 1994!

Twin Problem 8: Upside down mate in 3 moves

To achieve the position of the second diagram, the first is turned 180 degrees. The two solutions however, are quite different!

A. Galitsky.

White moves and mate in 3

White moves and mate in 3


a)  1. Bf6            gxf6       

     2. Kf8            f5          

     3. Nf7++


b) 1. Kc3            b1=Q         

    2. Nc2+          Qxc2+         

    3. Kxc2++