Mate in 3 · No. 302 · HarderQueen, rook and knight
White to play and mate in three.
- 1. Qg7 Rb8+ 2. Kxb8 h6 3. Qf6#
Other defences
- 1. Qg7 Rb8+ 2. Kxb8 c3 3. Qf6#
- 1. Qg7 Rb8+ 2. Kxb8 h5 3. Qf6#
- 1. Qg7 Rb7 2. Qf6#
- 1. Qg7 Rb6 2. Rxb6 h6 3. Qf6#
- 1. Qg7 Rb6 2. Rxb6 c3 3. Qf6#
- 1. Qg7 Rb6 2. Rxb6 h5 3. Qf6#
- 1. Qg7 Rb5 2. Qf6#
- 1. Qg7 Rb4 2. Qf6#
- 1. Qg7 Rb3 2. Qf6#
- 1. Qg7 Rb2 2. Qf6#
- 1. Qg7 Rxe1 2. Qf6#
- 1. Qg7 Rd1 2. Qf6#
- 1. Qg7 Rc1 2. Qf6#
- 1. Qg7 Ra1 2. Qf6#
- 1. Qg7 h6 2. Qf6#
- 1. Qg7 c3 2. Qf6#
- 1. Qg7 h5 2. Qf6#
Position
- White
- king on a8, queen on g3, rook on a6, knight on e1, pawns on a3 and f3
- Black
- king on f5, rook on b1, pawns on c4, c5, f4 and h7