- 1. Bb4 Kb3 2. Qxc3+ Ka2 3. Qa3#
Other defences
- 1. Bb4 Kc2 2. Qxc3+ Kxd1 3. Qd2#
- 1. Bb4 Ka2 2. Qxc3 a3 3. Qxa3#
- 1. Bb4 Ka2 2. Qxc3 d2 3. Qa3#
- 1. Bb4 a3 2. Qxc3+ Ka2 3. Qxa3#
- 1. Bb4 d2 2. Qxc3+ Ka2 3. Qa3#
Position
- White
- king on d5, queen on h8, rook on d1, bishop on d6, knight on f3, pawns on e3, e4 and f4
- Black
- king on b2, rook on c3, pawns on a4 and d3