Mate in 3 · No. 334 · HarderQueen and two knights
White to play and mate in three.
- 1. Qb6+ Kc8 2. Kc6 Ng8 3. Nd6#
Other defences
- 1. Qb6+ Kc8 2. Kc6 Ne8 3. Qb7#
- 1. Qb6+ Kc8 2. Kc6 Nh7 3. Nd6#
- 1. Qb6+ Kc8 2. Kc6 Nd7 3. Nd6#
- 1. Qb6+ Kc8 2. Kc6 Nh5 3. Nd6#
- 1. Qb6+ Kc8 2. Kc6 Nd5 3. Nd6#
- 1. Qb6+ Kc8 2. Kc6 Nxg4 3. Nd6#
- 1. Qb6+ Kc8 2. Kc6 Ne4 3. Qb7#
- 1. Qb6+ Kc8 2. Kc6 axb4 3. Nd6#
- 1. Qb6+ Kc8 2. Kc6 a3 3. Nd6#
- 1. Qb6+ Ka8 2. Kc6 Ng8 3. Qb7#
- 1. Qb6+ Ka8 2. Kc6 Ne8 3. Qb7#
- 1. Qb6+ Ka8 2. Kc6 Nh7 3. Qb7#
- 1. Qb6+ Ka8 2. Kc6 Nd7 3. Qb7#
- 1. Qb6+ Ka8 2. Kc6 Nh5 3. Qb7#
- 1. Qb6+ Ka8 2. Kc6 Nd5 3. Qb7#
- 1. Qb6+ Ka8 2. Kc6 Nxg4 3. Qb7#
- 1. Qb6+ Ka8 2. Kc6 Ne4 3. Qb7#
- 1. Qb6+ Ka8 2. Kc6 axb4 3. Qb7#
- 1. Qb6+ Ka8 2. Kc6 a3 3. Qb7#
Position
- White
- king on c5, queen on d6, knights on f7 and h2, pawns on b4, g4 and h4
- Black
- king on b7, knight on f6, pawns on a4, a5 and b5