MESON Chess Problem Database
Problem Display
PID: 27459 (5K2/p2p4/r1p3Qp/Pp1kN3/4NP2/2P5/3pPP2/3rn2n w - - 0 1)
Challenger, Alfred Clement
1st Prize, BCPS, 1923
#3
9 + 11
| 55 | The Observer | 1923 |
| 3770 | BCSC Postal | 2006-2007 |
SOLUTION
- SOUND
- Sets
- 1...Sd3
- 2.Qf7+
- 2...Kxe4
- 3.exd3#
- 2...Kxe4
- 2.Qf7+
- 1...Sf3
- 2.Qf7+
- 2...Kxe4
- 3.exf3#
- 2...Kxe4
- 2.Qf7+
- 1...b4
- 2.c4+
- 2...Kd4
- 3.e3#
- 2...Kd4
- 2.c4+
- 1...Sd3
- Tries
- 1.Sf6+?
- 1...Kc5
- 2.Sfxd7+
- 2...Kd5
- 3.e4#
- 2...Kd5
- 2.Sfxd7+
- 1...Ke6
- 2.Sfxd7+
- 2...Kd5
- 3.e4#
- 2...Kd5
- 2.Sfxd7+
- 1...Kd6!
- 1...Kc5
- 1.Sc4?
- threat
- 2.Se3#
- 1...Sc2
- 2.Qf7+
- 2...Kxe4
- 3.Sd6#
- 3.f3#
- 2...Kxe4
- 2.Qf7+
- 1...Sg2
- 2.Qf7+
- 2...Kxe4
- 3.Sd6#
- 3.f3#
- 2...Kxe4
- 2.Qf7+
- 1...Kxc4!
- threat
- 1.Sg4?
- threat
- 2.Se3#
- 1...Sc2
- 2.Qf7+
- 2...Kxe4
- 3.f3#
- 2...Kxe4
- 2.Qf7+
- 1...Sg2
- 2.Qf7+
- 2...Kxe4
- 3.f3#
- 2...Kxe4
- 2.Qf7+
- 1...Kc4!
- threat
- 1.Sxd7?
- threat
- 2.Sdc5
- threat
- 3.Qf7#
- 3.Qe6#
- 3.Qg8#
- 2...Kc4
- 3.Qf7#
- 3.Qe6#
- 3.Qg8#
- threat
- 2.Sdf6+
- 2...Kc4
- 3.Qf7#
- 3.Qg8#
- 2...Ke6
- 3.Qg4#
- 2...Kc4
- 2.Qf5+
- 2...Kc4
- 3.Qe6#
- 3.Qf7#
- 2...Kc4
- 2.Qh5+
- 2...Kc4
- 3.Qf7#
- 2...Kxe4
- 3.Qe5#
- 2...Ke6
- 3.Sdc5#
- 3.Qf7#
- 2...Kc4
- 2.Qf7+
- 2...Kxe4
- 3.Sc5#
- 2...Kxe4
- 2.Qd6+
- 2...Kc4
- 3.Qe6#
- 2...Kxe4
- 3.Qe5#
- 2...Kc4
- 2.Sdc5
- 1...Sxf2
- 2.Qf5+
- 2...Kc4
- 3.Qe6#
- 3.Qf7#
- 2...Kc4
- 2.Qh5+
- 2...Kc4
- 3.Qf7#
- 2...Kxe4
- 3.Qe5#
- 2...Ke6
- 3.Sdc5#
- 3.Qf7#
- 2...Kc4
- 2.Qd6+
- 2...Kc4
- 3.Qe6#
- 2...Kxe4
- 3.Qe5#
- 2...Kc4
- 2.Qf5+
- 1...Rc1
- 2.Sdf6+
- 2...Kc4
- 3.Qf7#
- 3.Qg8#
- 2...Ke6
- 3.Qg4#
- 2...Kc4
- 2.Qf5+
- 2...Kc4
- 3.Qe6#
- 3.Qf7#
- 2...Kc4
- 2.Qh5+
- 2...Kc4
- 3.Qf7#
- 2...Kxe4
- 3.Qe5#
- 2...Ke6
- 3.Sdc5#
- 3.Qf7#
- 2...Kc4
- 2.Qf7+
- 2...Kxe4
- 3.Sc5#
- 2...Kxe4
- 2.Qd6+
- 2...Kc4
- 3.Qe6#
- 2...Kxe4
- 3.Qe5#
- 2...Kc4
- 2.Sdf6+
- 1...Rb6
- 2.Sdf6+
- 2...Kc4
- 3.Qf7#
- 3.Qg8#
- 2...Ke6
- 3.Qg4#
- 2...Kc4
- 2.Qf5+
- 2...Kc4
- 3.Qe6#
- 3.Qf7#
- 2...Kc4
- 2.Qh5+
- 2...Kc4
- 3.Qf7#
- 2...Kxe4
- 3.Qe5#
- 2...Ke6
- 3.Sdc5#
- 3.Qf7#
- 2...Kc4
- 2.Qf7+
- 2...Kxe4
- 3.Sc5#
- 2...Kxe4
- 2.Qd6+
- 2...Kc4
- 3.Qe6#
- 2...Kxe4
- 3.Qe5#
- 2...Kc4
- 2.Sdf6+
- 1...Sc2
- 2.Sdf6+
- 2...Kc4
- 3.Qf7#
- 3.Qg8#
- 2...Ke6
- 3.Qg4#
- 2...Kc4
- 2.Qf5+
- 2...Kc4
- 3.Qe6#
- 3.Qf7#
- 2...Kc4
- 2.Qh5+
- 2...Kc4
- 3.Qf7#
- 2...Kxe4
- 3.Qe5#
- 2...Ke6
- 3.Sdc5#
- 3.Qf7#
- 2...Kc4
- 2.Qf7+
- 2...Kxe4
- 3.Sc5#
- 2...Kxe4
- 2.Qd6+
- 2...Kc4
- 3.Qe6#
- 2...Kxe4
- 3.Qe5#
- 2...Kc4
- 2.Sdf6+
- 1...Sg2
- 2.Sdf6+
- 2...Kc4
- 3.Qf7#
- 3.Qg8#
- 2...Ke6
- 3.Qg4#
- 2...Kc4
- 2.Qf5+
- 2...Kc4
- 3.Qe6#
- 3.Qf7#
- 2...Kc4
- 2.Qh5+
- 2...Kc4
- 3.Qf7#
- 2...Kxe4
- 3.Qe5#
- 2...Ke6
- 3.Sdc5#
- 3.Qf7#
- 2...Kc4
- 2.Qf7+
- 2...Kxe4
- 3.Sc5#
- 2...Kxe4
- 2.Qd6+
- 2...Kc4
- 3.Qe6#
- 2...Kxe4
- 3.Qe5#
- 2...Kc4
- 2.Sdf6+
- 1...Sd3
- 2.Sdf6+
- 2...Kc4
- 3.Qf7#
- 3.Qg8#
- 2...Ke6
- 3.Qg4#
- 2...Kc4
- 2.Sdf6+
- 1...Sf3
- 2.Sdf6+
- 2...Kc4
- 3.Qf7#
- 3.Qg8#
- 2...Ke6
- 3.Qg4#
- 2...Kc4
- 2.Qf7+
- 2...Kxe4
- 3.Sc5#
- 2...Kxe4
- 2.Sdf6+
- 1...Sg3
- 2.Qf7+
- 2...Kxe4
- 3.Sc5#
- 2...Kxe4
- 2.Qd6+
- 2...Kc4
- 3.Qe6#
- 2...Kxe4
- 3.Qe5#
- 2...Kc4
- 2.Qf7+
- 1...b4
- 2.Qf7+
- 2...Kxe4
- 3.Sc5#
- 2...Kxe4
- 2.Qf7+
- 1...h5
- 2.Sdc5
- threat
- 3.Qf7#
- 3.Qe6#
- 3.Qg8#
- 2...Kc4
- 3.Qf7#
- 3.Qe6#
- 3.Qg8#
- threat
- 2.Qf5+
- 2...Kc4
- 3.Qe6#
- 3.Qf7#
- 2...Kc4
- 2.Qxh5+
- 2...Kc4
- 3.Qf7#
- 2...Kxe4
- 3.Qe5#
- 2...Ke6
- 3.Sdc5#
- 3.Qf7#
- 2...Kc4
- 2.Qf7+
- 2...Kxe4
- 3.Sc5#
- 2...Kxe4
- 2.Qg5+
- 2...Kc4
- 3.Qg8#
- 2...Kxe4
- 3.Sc5#
- 3.Sf6#
- 3.Qe5#
- 2...Ke6
- 3.Sdc5#
- 2...Kc4
- 2.Qd6+
- 2...Kc4
- 3.Qe6#
- 2...Kxe4
- 3.Qe5#
- 2...Kc4
- 2.Sdc5
- 1...c5!
- threat
- 1.f3?
- threat
- 2.Qf7#
- 2.Qd6#
- 2.Qg8#
- 1...c5
- 2.Qxa6
- threat
- 3.Sf6#
- 3.Qd6#
- 2...d6
- 3.Qxd6#
- threat
- 2.Qxa6
- 1...Sxf3!
- threat
- 1.c4+?
- 1...Kd4
- 2.e3#
- 1...bxc4!
- 1...Kd4
- 1.Sf6+?
- Keys
- 1.Ke7!
- threat
- 2.Sc5
- threat
- 3.Qd6#
- 2...Kxc5
- 3.Qd6#
- 2...d6
- 3.Qxd6#
- threat
- 2.Sc5
- 1...Rxa5
- 2.Sxd7
- threat
- 3.Qe6#
- 2...Kc4
- 3.Qf7#
- 3.Qe6#
- 3.Qg8#
- threat
- 2.Sxd7
- 1...Sxf2
- 2.Sxf2
- threat
- 3.Qd6#
- 2...Kc5
- 3.Qd6#
- 2...c5
- 3.Qe4#
- 3.e4#
- 2...d6
- 3.Qxd6#
- threat
- 2.Sxf2
- 1...Sd3
- 2.Qf7+
- 2...Kxe4
- 3.exd3#
- 2...Kxe4
- 2.Qf7+
- 1...Sf3
- 2.Qf7+
- 2...Kxe4
- 3.exf3#
- 2...Kxe4
- 2.Qf7+
- 1...Sg3
- 2.Sxg3
- threat
- 3.Qd6#
- 2...Kc5
- 3.Qd6#
- 2...c5
- 3.Qe4#
- 3.e4#
- 2...d6
- 3.Qxd6#
- threat
- 2.Sxg3
- 1...b4
- 2.c4+
- 2...Kd4
- 3.e3#
- 2...Kd4
- 2.c4+
- 1...c5
- 2.Sf6+
- 2...Rxf6
- 3.e4#
- 2...Rxf6
- 2.Sf6+
- 1...d6
- 2.Qe6+
- 2...Kxe4
- 3.Sd3#
- 3.Sg6#
- 2...Kxe4
- 2.Qe6+
- threat
- 1.Ke7!
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