- 1. Qxb6+ Kc8 2. Qc6+ Kd8 3. Rb8#
Other defences
- 1. Qxb6+ Kd7 2. Qd6+ Ke8 3. Qe7#
- 1. Qxb6+ Kd7 2. Qd6+ Kc8 3. Ne7#
Position
- White
- king on h7, queen on f6, rook on b3, knight on f5, pawns on c4 and h3
- Black
- king on c7, queen on g2, bishop on c3, knight on f3, pawns on b6 and e5