- 1. Bxa6+ Rb7 2. Qxb7+ Ka5 3. Qb5#
Other defences
- 1. Bxa6+ Ka5 2. Qb5#
- 1. Bxa6+ Ka4 2. Qb5#
- 1. Bxa6+ Rb7 2. Qxb7+ Ka4 3. Qb5#
Position
- White
- king on h6, queen on b8, rook on h7, bishop on b5, knight on a8, pawns on b2, d4, e2, g4 and h4
- Black
- king on b4, queen on a1, rooks on b1 and d7, bishop on e7, knight on a6, pawns on b3 and d6