- 1. Ra1+ Kb2 2. Rhb1#
Other defences
- 1. Ra1+ Qxa1 2. Qxb3#
Position
- White
- king on f2, queen on d3, rooks on d1 and h1, knight on b6, pawns on c2, c4, f4, g4, h2 and h4
- Black
- king on a2, queen on c3, rooks on b3 and h8, bishop on f5, pawns on a5, a7, b5, c7, d6, f7, h5 and h7