Sometimes, zugzwang is the only way to win a game. When your opponent’s pieces are placed as well as they can possible by posted, then he has to move them to a worse position when he would prefer to leave them where they are.
In this week’s position, White has to arrange a zugzwang to win.
How can White win the position?
The solution to last Monday’s problem is that White wins with 1. Bd8 Bxd6 2. Be7