- 1. Qxa6+ Kxb3 2. Qa2#
Other defences
- 1. Qxa6+ Kb2 2. Qa2#
Position
- White
- king on d8, queen on b6, rook on h4, bishop on f7, knight on c3, pawns on b3 and d2
- Black
- king on a3, queen on d1, rook on a6, bishops on c1 and d5, knight on c2, pawns on b4, b5, c5 and d6