Mate in 3 · No. 237 · HarderQueen, rook, bishop and knight
White to play and mate in three.
- 1. Qxb7 Kxf5 2. Nh5 Kg6 3. Qf7#
Other defences
- 1. Qxb7 Kxf5 2. Nh5 Ke6 3. Qd5#
- 1. Qxb7 Kxf5 2. Nh5 Ke5 3. Qd5#
- 1. Qxb7 Kxf5 2. Nh5 Rxf3 3. Qe4#
- 1. Qxb7 Kxf5 2. Nh5 Rf2 3. Qe4#
- 1. Qxb7 Kxf5 2. Nh5 Rh1 3. Qe4#
- 1. Qxb7 Kxf5 2. Nh5 Rg1 3. Qe4#
- 1. Qxb7 Kxf5 2. Nh5 Re1 3. Qe4#
- 1. Qxb7 Kxf5 2. Nh5 Rd1 3. Qe4#
- 1. Qxb7 Kxf5 2. Nh5 Rc1 3. Qe4#
- 1. Qxb7 Kxf5 2. Nh5 Rb1 3. Qe4#
- 1. Qxb7 Kxf5 2. Nh5 Ra1 3. Qe4#
- 1. Qxb7 Kxf5 2. Nh5 e2 3. Qe4#
- 1. Qxb7 Rxf3 2. Qh7#
- 1. Qxb7 Rf2 2. Qh7#
- 1. Qxb7 Rh1 2. Qh7#
- 1. Qxb7 Rg1 2. Qh7#
- 1. Qxb7 Re1 2. Qh7#
- 1. Qxb7 Rd1 2. Qh7#
- 1. Qxb7 Rc1 2. Qh7#
- 1. Qxb7 Rb1 2. Qh7#
- 1. Qxb7 Ra1 2. Qh7#
- 1. Qxb7 h5 2. Qh7#
- 1. Qxb7 e2 2. Qh7#
Position
- White
- king on e8, queen on b3, rook on f5, bishop on a8, knight on f6, pawns on c4, f3 and h4
- Black
- king on g6, queen on b7, rook on f1, pawns on e3 and h6