- 1. Qxb8+ Qe8 2. Qxe8#
Other defences
- 1. Qxb8+ Qd8 2. Qxd8#
- 1. Qxb8+ Qc8 2. Qxc8#
Position
- White
- king on g1, queen on b1, rooks on c5 and e1, knight on d4, pawns on a2, a3, c4 and g2
- Black
- king on g8, queen on d7, rooks on b8 and f4, bishop on a1, pawns on f7, g7, h5 and h7