Mate in 3 · No. 440 · HarderRook, bishop and knight
White to play and mate in three.
- 1. Rb6 Ka8 2. Nc6 Ng4 3. Rb8#
Other defences
- 1. Rb6 Ka8 2. Nc6 Nf3 3. Rb8#
- 1. Rb6 Ka8 2. Nc6 Nf1 3. Rb8#
- 1. Rb6 Ka8 2. Nc6 a4 3. Rb8#
- 1. Rb6 Ka8 2. Nc6 c3 3. Rb8#
- 1. Rb6 Ng4 2. Nc6+ Ka8 3. Rb8#
- 1. Rb6 Nf3 2. Nc6+ Ka8 3. Rb8#
- 1. Rb6 Nf1 2. Nc6+ Ka8 3. Rb8#
- 1. Rb6 a4 2. Nc6+ Ka8 3. Rb8#
- 1. Rb6 c3 2. Nc6+ Ka8 3. Rb8#
Position
- White
- king on c5, rook on f6, bishop on d1, knight on d8, pawns on d2 and e3
- Black
- king on a7, knight on h2, pawns on a5 and c4