MESON Chess Problem Database
Problem Display
PID: 257076 (7Q/p2Npr1p/1P1pk3/1P3R2/P4PN1/K2p4/1B3p1P/8 w - - 0 1)
Fiedler, Werner
Schach, 1975
#4
11 + 8
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Keys
- 1.Qa8!
- threat
- 2.Qd5+
- 2...Kxd7
- 3.Se5+
- 3...Kc8
- 4.Qa8#
- 3...Kd8
- 4.Qa8#
- 3...Ke8
- 4.Qa8#
- 3...Kc8
- 3.Se5+
- 2...Kxd7
- 2.Rxf7
- threat
- 3.Sf8+
- 3...Kxf7
- 4.Sh6#
- 3...Kxf7
- 3.f5+
- 3...Kxd7
- 4.Sf6#
- 3...Kxf7
- 4.Sh6#
- 4.Qf8#
- 3...Kxd7
- 3.Sf8+
- 2...Kxd7
- 3.Sf6+
- 3...Ke6
- 4.Qd5#
- 3...Ke6
- 3.Sf6+
- 2...Kxf7
- 3.Qg8+
- 3...Kxg8
- 4.Sh6#
- 3...Kxg8
- 3.f5
- threat
- 4.Sh6#
- 4.Qf8#
- threat
- 3.Qg8+
- 2...d5
- 3.Sf8+
- 3...Kd6
- 4.Qc6#
- 3...Kxf7
- 4.Sh6#
- 3...Kd6
- 3.Sge5
- threat
- 4.Qc6#
- 3...Kd6
- 4.Qc6#
- threat
- 3.Sde5
- threat
- 4.Qc6#
- 3...Kd6
- 4.Qc6#
- threat
- 3.Rf8
- threat
- 4.Qc6#
- 3...Kd6
- 4.Qc6#
- 3...Kxd7
- 4.Qxd5#
- 4.Qc6#
- threat
- 3.Sf8+
- 2...h6
- 3.Sf8+
- 3...Kxf7
- 4.Sxh6#
- 3...Kxf7
- 3.f5+
- 3...Kxd7
- 4.Sf6#
- 3...Kxf7
- 4.Sxh6#
- 4.Qf8#
- 3...Kxd7
- 3.Sf8+
- threat
- 2.Qd5+
- 1...Kxf5
- 2.Sh6+
- 2...Kxf4
- 3.Bc1+
- 3...d2
- 4.Bxd2#
- 3...d2
- 3.Bc1+
- 2...Ke6
- 3.Sc5+
- 3...dxc5
- 4.Qc6#
- 3...dxc5
- 3.Sc5+
- 2...Kg6
- 3.Qg2+
- 3...Kh5
- 4.Qg5#
- 3...Kxh6
- 4.Qg5#
- 3...Kh5
- 3.Qg2+
- 2...Kxf4
- 2.Sh6+
- 1...Kxd7
- 2.Qc6+
- 2...Kd8
- 3.Qc7+
- 3...Ke8
- 4.Qc8#
- 3...Ke8
- 3.Rxf7
- threat
- 4.Rf8#
- 3...e5
- 4.Qd7#
- 4.Qa8#
- 3...e6
- 4.Bf6#
- 4.Qd7#
- 4.Qa8#
- threat
- 3.Qc7+
- 2...Kd8
- 2.Qb7+
- 2...Kd8
- 3.Qc7+
- 3...Ke8
- 4.Qc8#
- 3...Ke8
- 3.Rxf7
- threat
- 4.Rf8#
- 3...Ke8
- 4.Qxe7#
- threat
- 3.bxa7
- threat
- 4.a8Q#
- 4.a8R#
- 3...Ke8
- 4.Qc8#
- 4.a8Q#
- 4.a8R#
- threat
- 3.Qc7+
- 2...Kd8
- 2.Rxf7
- threat
- 3.Sf6+
- 3...Ke6
- 4.Qd5#
- 3...Ke6
- 3.Sf6+
- 2...Ke6
- 3.f5+
- 3...Kd7
- 4.Sf6#
- 3...Kxf7
- 4.Sh6#
- 3...Kd7
- 3.f5+
- 2...axb6
- 3.Sf6+
- 3...Ke6
- 4.Qd5#
- 3...Kc7
- 4.Rxe7#
- 3...Ke6
- 3.Sf6+
- 2...d5
- 3.Se5+
- 3...Kd6
- 4.Qc6#
- 3...Ke6
- 4.Qc6#
- 3...Kd6
- 3.Sf6+
- 3...Kd6
- 4.Qxd5#
- 4.Qc6#
- 3...Ke6
- 4.Qxd5#
- 3...Kd6
- 3.Qc6+
- 3...Kd8
- 4.Rf8#
- 3...Kd8
- 3.Qb7+
- 3...Kd6
- 4.Qc6#
- 4.Qxe7#
- 3...Ke6
- 4.Qxe7#
- 3...Kd8
- 4.Rf8#
- 3...Ke8
- 4.Qxe7#
- 3...Kd6
- 3.Qxa7+
- 3...Kd6
- 4.Qxe7#
- 3...Ke6
- 4.Qxe7#
- 3...Kc8
- 4.Rf8#
- 4.Qc7#
- 3...Kd8
- 4.Rf8#
- 3...Ke8
- 4.Qxe7#
- 3...Kd6
- 3.Se5+
- threat
- 2.Qc6+
- 1...Rxf5
- 2.Qc8
- threat
- 3.Sde5+
- 3...Kd5
- 4.Qc4#
- 3...Kd5
- 3.Sdf6+
- 3...Kf7
- 4.Qg8#
- 3...Kf7
- 3.Sf8+
- 3...Kd5
- 4.Qc6#
- 3...Kf7
- 4.Sh6#
- 3...Kd5
- 3.Sde5+
- 2...Kd5
- 3.Qc4+
- 3...Kxc4
- 4.Se3#
- 3...Kxc4
- 3.Qc4+
- 2...Kf7
- 3.Qg8+
- 3...Kxg8
- 4.Sh6#
- 3...Kxg8
- 3.Qg8+
- 2...Rc5
- 3.Sf8+
- 3...Kd5
- 4.Qe6#
- 3...Kf7
- 4.Sh6#
- 3...Kd5
- 3.Sf8+
- 2...Rf8
- 3.Sxf8+
- 3...Kd5
- 4.Qc6#
- 3...Kf7
- 4.Sh6#
- 3...Kd5
- 3.Sxf8+
- 2...d5
- 3.Sde5+
- 3...Kd6
- 4.Qc6#
- 3...Kd6
- 3.Sdf6+
- 3...Kd6
- 4.Se8#
- 4.Qc6#
- 3...Kf7
- 4.Qg8#
- 3...Kd6
- 3.Sf8+
- 3...Kd6
- 4.Qc6#
- 4.Qc7#
- 3...Kf7
- 4.Sh6#
- 3...Kd6
- 3.Sh6
- threat
- 4.Qc6#
- 3...Kd6
- 4.Qc6#
- threat
- 3.Sde5+
- threat
- 2.Qc8
- 1...axb6
- 2.Rxf7
- threat
- 3.Sf8+
- 3...Kxf7
- 4.Sh6#
- 3...Kxf7
- 3.Sf8+
- 2...Kxd7
- 3.Sf6+
- 3...Ke6
- 4.Qd5#
- 3...Kc7
- 4.Rxe7#
- 3...Ke6
- 3.Sf6+
- 2...Kxf7
- 3.Qg8+
- 3...Kxg8
- 4.Sh6#
- 3...Kxg8
- 3.f5
- threat
- 4.Sh6#
- 4.Qf8#
- threat
- 3.Qg8+
- 2...d5
- 3.Sf8+
- 3...Kd6
- 4.Qc6#
- 3...Kxf7
- 4.Sh6#
- 3...Kd6
- 3.Sge5
- threat
- 4.Qc6#
- 3...Kd6
- 4.Qc6#
- threat
- 3.Sde5
- threat
- 4.Qc6#
- 3...Kd6
- 4.Qc6#
- threat
- 3.Rf8
- threat
- 4.Qc6#
- 3...Kd6
- 4.Qc6#
- 3...Kxd7
- 4.Qc6#
- threat
- 3.Sf8+
- 2...h6
- 3.Sf8+
- 3...Kxf7
- 4.Sxh6#
- 3...Kxf7
- 3.Sf8+
- threat
- 2.Rxf7
- 1...Rg7
- 2.Qe4+
- 2...Kxd7
- 3.Qc6+
- 3...Ke6
- 4.Qc8#
- 3...Kd8
- 4.Rf8#
- 3...Ke6
- 3.Qb7+
- 3...Ke6
- 4.Qc8#
- 3...Kd8
- 4.Rf8#
- 3...Ke8
- 4.Qc8#
- 3...Ke6
- 3.Qc6+
- 2...Kxd7
- 2.Qd5+
- 2...Kxd7
- 3.Se5+
- 3...Kc8
- 4.Rf8#
- 4.Qa8#
- 3...Kd8
- 4.Rf8#
- 4.Qa8#
- 3...Ke8
- 4.Qa8#
- 3...Kc8
- 3.Qc6+
- 3...Ke6
- 4.Qc8#
- 3...Kd8
- 4.Rf8#
- 3...Ke6
- 3.Qb7+
- 3...Ke6
- 4.Qc8#
- 3...Kd8
- 4.Rf8#
- 3...Ke8
- 4.Qc8#
- 3...Ke6
- 3.Se5+
- 2...Kxd7
- 2.Sxf2
- threat
- 3.Sc5+
- 3...Kxf5
- 4.Qe4#
- 3...dxc5
- 4.Qd5#
- 3...Kxf5
- 3.Sf8+
- 3...Kxf5
- 4.Qe4#
- 3...Kxf5
- 3.Sb8
- threat
- 4.Qe4#
- 4.Qd5#
- 3...Kxf5
- 4.Qe4#
- 3...d5
- 4.Qxd5#
- threat
- 3.Sc5+
- 2...Kxd7
- 3.Qc6+
- 3...Ke6
- 4.Qc8#
- 3...Kd8
- 4.Rf8#
- 3...Ke6
- 3.Qb7+
- 3...Ke6
- 4.Qc8#
- 3...Kd8
- 4.Rf8#
- 3...Ke8
- 4.Qc8#
- 3...Ke6
- 3.Qc6+
- threat
- 2.Se3
- threat
- 3.Sf8#
- 2...Kxd7
- 3.Qc6+
- 3...Ke6
- 4.Qc8#
- 3...Kd8
- 4.Rf8#
- 3...Ke6
- 3.Qb7+
- 3...Ke6
- 4.Qc8#
- 3...Kd8
- 4.Rf8#
- 3...Ke8
- 4.Qc8#
- 3...Ke6
- 3.Rf8
- threat
- 4.Qc8#
- 3...Ke6
- 4.Qc8#
- 3...d5
- 4.Qxd5#
- 4.Qc6#
- 3...e5
- 4.Qe8#
- 3...e6
- 4.Qb7#
- 4.Qxa7#
- 4.Qd8#
- 4.Qe8#
- threat
- 3.Qc6+
- 2...Rf7
- 3.Sc5+
- 3...dxc5
- 4.Qd5#
- 4.Qc6#
- 3...dxc5
- 3.Sc5+
- 2...Rg8
- 3.Sc5+
- 3...dxc5
- 4.Qd5#
- 4.Qc6#
- 3...dxc5
- 3.Sc5+
- threat
- 2.Sh6
- threat
- 3.Sf8#
- 2...Kxd7
- 3.Qc6+
- 3...Ke6
- 4.Qc8#
- 3...Kd8
- 4.Rf8#
- 3...Ke6
- 3.Qb7+
- 3...Ke6
- 4.Qc8#
- 3...Kd8
- 4.Rf8#
- 3...Ke8
- 4.Qc8#
- 3...Ke6
- 3.Qc6+
- 2...Rf7
- 3.Sc5+
- 3...dxc5
- 4.Qd5#
- 4.Qc6#
- 3...dxc5
- 3.Qc8
- threat
- 4.Sc5#
- 4.Sf6#
- 4.Sb8#
- 4.Sf8#
- 3...d5
- 4.Qc6#
- threat
- 3.Sc5+
- 2...Rg8
- 3.Sc5+
- 3...dxc5
- 4.Qd5#
- 4.Qc6#
- 3...dxc5
- 3.Qc6
- threat
- 4.Sc5#
- 4.Re5#
- threat
- 3.Sc5+
- threat
- 2.Qe4+
- 1...Rf8
- 2.Qd5+
- 2...Kxd7
- 3.Se5+
- 3...Kc8
- 4.Rxf8#
- 4.Qa8#
- 3...Kd8
- 4.Rxf8#
- 4.Qa8#
- 3...Ke8
- 4.Qa8#
- 3...Kc8
- 3.Se5+
- 2...Kxd7
- 2.Rxf8
- threat
- 3.Sc5+
- 3...dxc5
- 4.Qc6#
- 3...dxc5
- 3.f5+
- 3...Kxd7
- 4.Rd8#
- 4.Qc6#
- 4.Qb7#
- 4.Qxa7#
- 4.Qc8#
- 4.Qd8#
- 4.Qe8#
- 3...Kxd7
- 3.Sb8
- threat
- 4.Qe4#
- 4.f5#
- 3...d5
- 4.Qc6#
- threat
- 3.Qc6
- threat
- 4.Sc5#
- 4.f5#
- threat
- 3.Sc5+
- threat
- 2.Qd5+
- threat
- 1.Qa8!
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