Chessproblem
M. Hlinka & E. Klimanic, 1985.
White should be able to win this, but how? White to begin.
To see the solution: drag the mouse from here....
Solution:
1. Nd5+ Kd6 2. Nxc7 Bxb6+ 3. Kc4! Bxc7 4. Kb5!
Black loses the bishop.
to here.