- 1. Qb5 Kb3 2. bxc5+ Kc3 3. Rd3#
Other defences
- 1. Qb5 Nd7 2. Rd3#
- 1. Qb5 Nb7 2. Rd3#
- 1. Qb5 Ne6 2. Rd3#
- 1. Qb5 Na6 2. Rd3#
- 1. Qb5 Ne4 2. Rd3#
- 1. Qb5 Na4 2. Rd3#
- 1. Qb5 Nd3 2. Rxd3#
- 1. Qb5 Nb3 2. Rd3#
- 1. Qb5 Kb3 2. bxc5+ Ka3 3. Ra6#
Position
- White
- king on b1, queen on b7, rook on d6, pawn on b4
- Black
- king on c3, knight on c5