Mate in 3 · No. 499 · HarderQueen, rook and knight
White to play and mate in three.
- 1. Rxf8 Qf4 2. exf4 Kh6 3. Rh8#
Other defences
- 1. Rxf8 Kh6 2. Rh8#
- 1. Rxf8 Nd7 2. Rh8#
- 1. Rxf8 Nb7 2. Rh8#
- 1. Rxf8 Na6 2. Rh8#
- 1. Rxf8 Ne4 2. Rh8#
- 1. Rxf8 Nxa4 2. Rh8#
- 1. Rxf8 Nd3 2. Rh8#
- 1. Rxf8 Nxb3 2. Rh8#
- 1. Rxf8 Qf4 2. exf4 Nd7 3. Qg5#
- 1. Rxf8 Qf4 2. exf4 Nb7 3. Qg5#
- 1. Rxf8 Qf4 2. exf4 Na6 3. Qg5#
- 1. Rxf8 Qf4 2. exf4 Ne4 3. Rh8#
- 1. Rxf8 Qf4 2. exf4 Nxa4 3. Qg5#
- 1. Rxf8 Qf4 2. exf4 Nd3 3. Qg5#
- 1. Rxf8 Qf4 2. exf4 Nxb3 3. Qg5#
- 1. Rxf8 Qf4 2. exf4 exf4 3. Rh8#
- 1. Rxf8 Qf4 2. exf4 f6 3. Rh8#
- 1. Rxf8 Qf4 2. exf4 e4 3. Qg5#
- 1. Rxf8 Qh3 2. Rh8#
- 1. Rxf8 Qf3 2. Rh8#
- 1. Rxf8 Qg2 2. Rh8#
- 1. Rxf8 Qf2 2. Rh8#
- 1. Rxf8 Qxe2 2. Rh8#
- 1. Rxf8 Qh1 2. Rh8#
- 1. Rxf8 Qg1 2. Rh8#
- 1. Rxf8 Qe1 2. Rh8#
- 1. Rxf8 Qd1 2. Rh8#
- 1. Rxf8 Qc1 2. Rh8#
- 1. Rxf8 Qb1 2. Rh8#
- 1. Rxf8 Qa1 2. Rh8#
- 1. Rxf8 f6 2. Rh8#
- 1. Rxf8 f4 2. Rh8#
- 1. Rxf8 e4 2. Rh8#
Position
- White
- king on c8, queen on g3, rook on e8, knight on b4, pawns on a4, b3, e2 and e3
- Black
- king on h5, queen on f1, rook on f8, knight on c5, pawns on e5, e6, f5 and f7