- 1. Rb1+ Kc6 2. Nb6+ Rc5 3. d5#
Other defences
- 1. Rb1+ Ka6 2. Qxa5#
- 1. Rb1+ Ka4 2. Qa1#
Position
- White
- king on a8, queen on c3, rook on g1, knight on c4, pawns on d4, g2, g4 and h2
- Black
- king on b5, queen on e7, rooks on a5 and c7, pawns on a7, d3, d6, e3 and e5