MESON Chess Problem Database
Problem Display
PID: 28991 (N2qR2B/3kp2P/P2p2P1/1K1N4/Q7/8/B2R4/8 w - - 0 1)
Loyd, Sam
Sam Loyd and His Chess Problems, 1913
#3
11 + 4
SOLUTION
- SOUND
- Sets
- 1...Ke6
- 2.Qg4#
- 1...Qa5+
- 2.Kxa5+
- 2...Ke6
- 3.Qg4#
- 2...Ke6
- 2.Kxa5+
- 1...Qb6+
- 2.Kxb6+
- 2...Ke6
- 3.Qg4#
- 2...Ke6
- 2.Kxb6+
- 1...Qc7
- 2.Sdxc7
- threat
- 3.Kb4#
- 3.Kc4#
- 3.Ka5#
- 3.Kb6#
- 3.Be6#
- 2...d5
- 3.Kc5#
- 3.Rxd5#
- threat
- 2.Saxc7
- threat
- 3.Kb4#
- 3.Kc4#
- 3.Ka5#
- 3.Kb6#
- threat
- 2.Sdxc7
- 1...Qxa8
- 2.Rxa8
- 2...Ke6
- 3.Qg4#
- 2...e5
- 3.Qg4#
- 2...e6
- 3.Kb4#
- 3.Kc4#
- 3.Ka5#
- 3.Kb6#
- 2...Ke6
- 2.Rxa8
- 1...Qb8+
- 2.Rxb8
- threat
- 3.Sdb6#
- 2...Ke6
- 3.Qg4#
- 2...e5
- 3.Qg4#
- 2...e6
- 3.Kb4#
- 3.Kc4#
- 3.Ka5#
- 3.Kb6#
- 3.Sab6#
- threat
- 2.Rxb8
- 1...Qc8
- 2.Qg4+
- 2...Kxe8
- 3.Qxc8#
- 2...e6
- 3.Sf6#
- 3.Qxe6#
- 2...Kxe8
- 2.Qg4+
- 1...Ke6
- Tries
- 1.Kb4+?
- 1...Kc8
- 2.Qb5
- threat
- 3.Sxe7#
- 3.Rc2#
- 3.Qb7#
- 2...Qxe8
- 3.Qxe8#
- threat
- 2.Qc6+
- 2...Kb8
- 3.Qb7#
- 2...Kb8
- 2.Qb5
- 1...Ke6!
- 1...Kc8
- 1.Kc4+?
- 1...Kc8
- 2.Rb2
- threat
- 3.Sxe7#
- 3.Qc6#
- 2...Qxe8
- 3.Qxe8#
- threat
- 2.Qb5
- threat
- 3.Sxe7#
- 3.Qb7#
- 2...Qxe8
- 3.Qxe8#
- threat
- 2.Qc6+
- 2...Kb8
- 3.Qb7#
- 2...Kb8
- 2.Rb2
- 1...Ke6!
- 1...Kc8
- 1.Sdb6+?
- 1...Qxb6+
- 2.Kxb6#
- 1...Kxe8!
- 1...Qxb6+
- 1.Sab6+?
- 1...Qxb6+
- 2.Kxb6+
- 2...Ke6
- 3.Qg4#
- 2...Ke6
- 2.Kxb6+
- 1...Kxe8!
- 1...Qxb6+
- 1.Rc2?
- threat
- 2.Sf6+
- 2...exf6
- 3.Kb4#
- 2...exf6
- 2.Sf6+
- 1...Qa5+
- 2.Kxa5+
- 2...Ke6
- 3.Qg4#
- 2...Ke6
- 2.Kxa5+
- 1...Qb6+
- 2.Kxb6+
- 2...Ke6
- 3.Qg4#
- 2...Ke6
- 2.Sdxb6+
- 2...Kxe8
- 3.Rc8#
- 2...Kxe8
- 2.Saxb6+
- 2...Ke6
- 3.Qe4#
- 3.Qg4#
- 2...Kxe8
- 3.Rc8#
- 2...Ke6
- 2.Kxb6+
- 1...Qb8+
- 2.Rxb8
- threat
- 3.Sdb6#
- 2...Ke6
- 3.Qg4#
- 2...e5
- 3.Qg4#
- 2...e6
- 3.Kb4#
- 3.Kc4#
- 3.Ka5#
- 3.Kb6#
- 3.Sab6#
- 3.Rc7#
- threat
- 2.Rxb8
- 1...Kxe8
- 2.Kb4+
- 2...Kf8
- 3.Rf2#
- 2...Qd7
- 3.Rc8#
- 2...Kf8
- 2.Kb4+
- 1...Qxa8
- 2.Rxe7+
- 2...Kd8
- 3.Qa5#
- 2...Kd8
- 2.Rxa8
- threat
- 3.Sb6#
- 2...Ke6
- 3.Qg4#
- 2...e5
- 3.Qg4#
- 2...e6
- 3.Kb4#
- 3.Kc4#
- 3.Ka5#
- 3.Kb6#
- 3.Rc7#
- threat
- 2.Rxe7+
- 1...Qc7
- 2.Sdxc7
- threat
- 3.Kb4#
- 3.Kc4#
- 3.Ka5#
- 3.Kb6#
- 3.Sb6#
- 3.Be6#
- 2...d5
- 3.Kc5#
- threat
- 2.Saxc7
- threat
- 3.Kb4#
- 3.Kc4#
- 3.Ka5#
- 3.Kb6#
- 3.Sb6#
- threat
- 2.Sdxc7
- 1...Qc8
- 2.Sdb6+
- 2...Kxe8
- 3.Rxc8#
- 2...Kxe8
- 2.Sab6+
- 2...Ke6
- 3.Qe4#
- 3.Qg4#
- 2...Kxe8
- 3.Rxc8#
- 2...Ke6
- 2.Rcxc8
- threat
- 3.Sdb6#
- 2...Ke6
- 3.Qg4#
- threat
- 2.Rexc8
- threat
- 3.Sdb6#
- 2...Ke6
- 3.Qg4#
- 2...e5
- 3.Qg4#
- 2...e6
- 3.Kb4#
- 3.Ka5#
- 3.Kb6#
- 3.Sab6#
- 3.R2c7#
- threat
- 2.Qg4+
- 2...Kxe8
- 3.Rxc8#
- 3.Qxc8#
- 2...e6
- 3.Sf6#
- 3.Qxe6#
- 2...Kxe8
- 2.Sdb6+
- 1...Qxe8!
- threat
- 1.Rxd8+?
- 1...Ke6
- 2.Qe4#
- 2.Qg4#
- 1...Kxd8!
- 1...Ke6
- 1.Rg8?
- threat
- 2.Sdb6+
- 2...Qxb6+
- 3.Kxb6#
- 2...Qxb6+
- 2.Sdb6+
- 1...Qa5+
- 2.Kxa5+
- 2...Ke6
- 3.Qg4#
- 2...Ke6
- 2.Kxa5+
- 1...Qb8+
- 2.Sdb6+
- 2...Qxb6+
- 3.Kxb6#
- 2...Qxb6+
- 2.Rxb8
- threat
- 3.Sdb6#
- 2...Ke6
- 3.Qg4#
- 2...e5
- 3.Qg4#
- 2...e6
- 3.Kb4#
- 3.Kc4#
- 3.Ka5#
- 3.Kb6#
- 3.Sab6#
- threat
- 2.Sdb6+
- 1...Qxa8
- 2.Rxa8
- 2...Ke6
- 3.Qg4#
- 2...e5
- 3.Qg4#
- 2...e6
- 3.Kb4#
- 3.Kc4#
- 3.Ka5#
- 3.Kb6#
- 2...Ke6
- 2.Rxa8
- 1...Qxg8
- 2.Ka5+
- 2...Ke6
- 3.Qg4#
- 2...Kc8
- 3.hxg8Q#
- 3.hxg8R#
- 2...Kd8
- 3.hxg8Q#
- 3.hxg8R#
- 2...Ke6
- 2.Kb6+
- 2...Ke6
- 3.Qg4#
- 2...Kc8
- 3.hxg8Q#
- 3.hxg8R#
- 2...Kd8
- 3.hxg8Q#
- 3.hxg8R#
- 2...Ke6
- 2.Sdb6+
- 2...Kd8
- 3.hxg8Q#
- 3.hxg8R#
- 2...Ke8
- 3.hxg8Q#
- 3.hxg8R#
- 2...Kd8
- 2.Sab6+
- 2...Ke6
- 3.Qe4#
- 3.Qg4#
- 2...Kd8
- 3.hxg8Q#
- 3.hxg8R#
- 2...Ke8
- 3.hxg8Q#
- 3.hxg8R#
- 2...Ke6
- 2.hxg8Q
- threat
- 3.Kb4#
- 3.Kc4#
- 3.Ka5#
- 3.Kb6#
- 3.Sdb6#
- 3.Sab6#
- threat
- 2.hxg8R
- threat
- 3.Sdb6#
- 2...Ke6
- 3.Qg4#
- 2...e5
- 3.Qg4#
- 2...e6
- 3.Kb4#
- 3.Kc4#
- 3.Ka5#
- 3.Kb6#
- 3.Sab6#
- threat
- 2.Ka5+
- 1...Qe8
- 2.Ka5+
- 2...Ke6
- 3.Qg4#
- 2...Kc8
- 3.Rxe8#
- 3.Qxe8#
- 2...Kd8
- 3.Rxe8#
- 3.Qxe8#
- 2...Ke6
- 2.Kb6+
- 2...Ke6
- 3.Qg4#
- 2...Kc8
- 3.Rxe8#
- 3.Qxe8#
- 2...Kd8
- 3.Rxe8#
- 3.Qxe8#
- 2...Ke6
- 2.Ka5+
- 1...Qf8
- 2.Rxf8
- threat
- 3.Sdb6#
- 2...Ke6
- 3.Qg4#
- 2...e5
- 3.Qg4#
- 2...e6
- 3.Kb4#
- 3.Kc4#
- 3.Ka5#
- 3.Kb6#
- 3.Sab6#
- threat
- 2.Rxf8
- 1...Qc7
- 2.Sdb6+
- 2...Qxb6+
- 3.Kxb6#
- 2...Qxb6+
- 2.Saxc7
- threat
- 3.Kb4#
- 3.Kc4#
- 3.Ka5#
- 3.Kb6#
- threat
- 2.Sdb6+
- 1...e6
- 2.Sab6+
- 2...Qxb6+
- 3.Kxb6#
- 2...Qxb6+
- 2.Sab6+
- 1...Kc8!
- threat
- 1.Qc4?
- threat
- 2.Sf6+
- 2...exf6
- 3.Qe6#
- 3.Qc6#
- 2...exf6
- 2.Qc6+
- 2...Ke6
- 3.Se3#
- 3.Sxe7#
- 2...Ke6
- 2.Sf6+
- 1...Qa5+
- 2.Kxa5
- threat
- 3.Qc8#
- 2...Ke6
- 3.Qg4#
- 3.Qc8#
- 2...Kxe8
- 3.Qc8#
- threat
- 2.Kxa5
- 1...Qb6+
- 2.Kxb6
- threat
- 3.Qc8#
- 2...Ke6
- 3.Qg4#
- 3.Qc8#
- 2...Kxe8
- 3.Qc8#
- threat
- 2.Sdxb6+
- 2...Kxe8
- 3.Qg8#
- 3.Qc8#
- 2...Kxe8
- 2.Saxb6+
- 2...Ke6
- 3.Qe4#
- 3.Qg4#
- 3.Qc8#
- 2...Kxe8
- 3.Qc8#
- 2...Ke6
- 2.Kxb6
- 1...Qb8+
- 2.Rxb8
- threat
- 3.Sdb6#
- 3.Qc8#
- 2...Ke6
- 3.Qg4#
- 3.Qc8#
- threat
- 2.Rxb8
- 1...Kxe8
- 2.Sf6+
- 2...Kf8
- 3.Qf7#
- 3.Qg8#
- 3.g7#
- 2...exf6
- 3.Qf7#
- 2...Kf8
- 2.Sf6+
- 1...Qxa8
- 2.Sb6+
- 2...Kxe8
- 3.Qg8#
- 2...Kxe8
- 2.Sf6+
- 2...exf6
- 3.Qf7#
- 2...exf6
- 2.Rxe7+
- 2...Kd8
- 3.Qc7#
- 2...Kd8
- 2.Rxa8
- threat
- 3.Sb6#
- 3.Qc8#
- 2...Ke6
- 3.Qg4#
- 3.Qc8#
- threat
- 2.Sb6+
- 1...Qc7
- 2.Sf6+
- 2...exf6
- 3.Qe6#
- 3.Qf7#
- 2...exf6
- 2.Sdxc7
- threat
- 3.Sb6#
- 3.Qe6#
- 3.Qc6#
- threat
- 2.Saxc7
- threat
- 3.Sb6#
- 3.Qc6#
- threat
- 2.Rxe7+
- 2...Kc8
- 3.Qxc7#
- 2...Kd8
- 3.Qxc7#
- 2...Kc8
- 2.Qxc7+
- 2...Ke6
- 3.Qc8#
- 2...Kxe8
- 3.Qxe7#
- 3.Qc8#
- 2...Ke6
- 2.Sf6+
- 1...Qxe8!
- threat
- 1.Qg4+?
- 1...e6
- 2.Qxe6#
- 1...Kxe8!
- 1...e6
- 1.Kb4+?
- Keys
- 1.Rb2!
- 1...Qa5+
- 2.Kxa5+
- 2...Ke6
- 3.Qg4#
- 2...Ke6
- 2.Kxa5+
- 1...Qb6+
- 2.Kxb6+
- 2...Ke6
- 3.Qg4#
- 2...Ke6
- 2.Kxb6+
- 1...Qb8+
- 2.Rxb8
- threat
- 3.Sdb6#
- 2...Ke6
- 3.Qg4#
- 2...e5
- 3.Qg4#
- 2...e6
- 3.Kb4#
- 3.Kc4#
- 3.Ka5#
- 3.Kb6#
- 3.Sab6#
- threat
- 2.Rxb8
- 1...Kc8
- 2.Kc4
- threat
- 3.Sxe7#
- 3.Qc6#
- 2...Qxe8
- 3.Qxe8#
- threat
- 2.Kc4
- 1...Kxe8
- 2.Kc4+
- 2...Kf8
- 3.Rf2#
- 2...Qd7
- 3.Rb8#
- 2...Kf8
- 2.Kc4+
- 1...Qxa8
- 2.Rxa8
- 2...Ke6
- 3.Qg4#
- 2...e5
- 3.Qg4#
- 2...e6
- 3.Kb4#
- 3.Kc4#
- 3.Ka5#
- 3.Kb6#
- 2...Ke6
- 2.Rxa8
- 1...Qxe8
- 2.Ka5+
- 2...Ke6
- 3.Qg4#
- 2...Kc8
- 3.Qxe8#
- 2...Kd8
- 3.Rb8#
- 2...Ke6
- 2.Ka5+
- 1...Qc7
- 2.Sdxc7
- threat
- 3.Kb4#
- 3.Kc4#
- 3.Ka5#
- 3.Kb6#
- 3.Be6#
- 2...d5
- 3.Kc5#
- threat
- 2.Saxc7
- threat
- 3.Kb4#
- 3.Kc4#
- 3.Ka5#
- 3.Kb6#
- threat
- 2.Sdxc7
- 1...Qc8
- 2.Qg4+
- 2...Kxe8
- 3.Qxc8#
- 2...e6
- 3.Sf6#
- 3.Qxe6#
- 2...Kxe8
- 2.Qg4+
- 1...e5
- 2.Kc4+
- 2...Kc8
- 3.Se7#
- 3.Qc6#
- 2...Kc8
- 2.Kc4+
- 1...e6
- 2.Kc4+
- 2...Kc8
- 3.Se7#
- 3.Qc6#
- 2...Kc8
- 2.Kc4+
- 1...Qa5+
- 1.Rb2!
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