MESON Chess Problem Database
Problem Display
PID: 241071 (5bQ1/3p3K/1p2pp2/5pR1/RN1NkB1p/1pP2pP1/B1P5/1r6 w - - 0 1)
Keller, Michael
Schweizerische Schachzeitung, 1989
#3
11 + 11
SOLUTION
- SOUND
- Sets
- 1...Bd6
- 2.Qa8#
- 1...bxc2
- 2.Bd5+
- 2...exd5
- 3.Qxd5#
- 2...exd5
- 2.Bd5+
- 1...b2
- 2.Bd5+
- 2...exd5
- 3.Qxd5#
- 2...exd5
- 2.Bd5+
- 1...e5
- 2.Qd5#
- 1...d5
- 2.Qxe6#
- 1...d6
- 2.Qxe6#
- 1...Bd6
- Tries
- 1.Sxf5?
- threat
- 2.Sd3+
- 2...Kd5
- 3.Se7#
- 2...Bb4
- 3.Sd6#
- 2...Kd5
- 2.Sd5+
- 2...Kxd5
- 3.Se7#
- 2...Bb4
- 3.Sxf6#
- 3.Sd6#
- 2...Kxd5
- 2.Sa6+
- 2...Kd5
- 3.Se7#
- 2...Bb4
- 3.Sd6#
- 2...Kd5
- 2.Sc6+
- 2...Kd5
- 3.Sfe7#
- 2...Bb4
- 3.Sd6#
- 2...Kd5
- 2.Sd6+
- 2...Bxd6
- 3.Qa8#
- 2...Bxd6
- 2.Sd3+
- 1...bxa2
- 2.Sd5+
- 2...Kxd5
- 3.Se7#
- 2...Rb4
- 3.Sxf6#
- 2...Bb4
- 3.Sxf6#
- 3.Sd6#
- 2...Kxd5
- 2.Sd6+
- 2...Bxd6
- 3.Qa8#
- 2...Bxd6
- 2.Sd5+
- 1...bxc2
- 2.Sd6+
- 2...Bxd6
- 3.Qa8#
- 2...Bxd6
- 2.Bd5+
- 2...exd5
- 3.Qxd5#
- 2...exd5
- 2.Sd6+
- 1...hxg3
- 2.Sd3+
- 2...Kd5
- 3.Se7#
- 2...Bb4
- 3.Sxg3#
- 3.Sd6#
- 2...Kd5
- 2.Sd5+
- 2...Kxd5
- 3.Se7#
- 2...Bb4
- 3.Sxg3#
- 3.Sd6#
- 2...Kxd5
- 2.Sxg3+
- 2...Kxf4
- 3.Sd5#
- 2...Kxf4
- 2.Sd3+
- 1...fxg5
- 2.Sd6+
- 2...Bxd6
- 3.Qg6#
- 2...Bxd6
- 2.Sd6+
- 1...Rd1
- 2.Sd3+
- 2...Kd5
- 3.Se7#
- 2...Bb4
- 3.Sd6#
- 2...Kd5
- 2.Sd5+
- 2...Kxd5
- 3.Se7#
- 2...Rd4
- 3.Sxf6#
- 3.Rxd4#
- 2...Bb4
- 3.Sxf6#
- 3.Sd6#
- 2...Kxd5
- 2.Sd3+
- 1...Bc5
- 2.Sd3+
- 2...Kd5
- 3.Se7#
- 3.Qa8#
- 2...Bb4
- 3.Sd6#
- 2...Bd4
- 3.Sd6#
- 3.Rxd4#
- 2...Kd5
- 2.Sd5+
- 2...Kxd5
- 3.Se7#
- 3.Qa8#
- 2...Bb4
- 3.Sxf6#
- 3.Sd6#
- 2...Bd4
- 3.Sxf6#
- 3.Sd6#
- 3.Rxd4#
- 2...Kxd5
- 2.Sa6+
- 2...Kd5
- 3.Se7#
- 3.Qa8#
- 2...Bb4
- 3.Sd6#
- 2...Bd4
- 3.Sd6#
- 3.Rxd4#
- 2...Kd5
- 2.Sc6+
- 2...Kd5
- 3.Sfe7#
- 2...Bb4
- 3.Sd6#
- 2...Bd4
- 3.Sd6#
- 3.Rxd4#
- 2...Kd5
- 2.Sd6+
- 2...Bxd6
- 3.Qa8#
- 2...Bxd6
- 2.Sd3+
- 1...Be7
- 2.Sd3+
- 2...Kd5
- 3.Sxe7#
- 3.Qa8#
- 2...Bb4
- 3.Sd6#
- 2...Kd5
- 2.Sd5+
- 2...Kxd5
- 3.Sxe7#
- 2...Bb4
- 3.Sxf6#
- 3.Sd6#
- 2...Kxd5
- 2.Sa6+
- 2...Kd5
- 3.Sxe7#
- 3.Qa8#
- 2...Bb4
- 3.Sd6#
- 2...Kd5
- 2.Sc6+
- 2...Kd5
- 3.Sfxe7#
- 2...Bb4
- 3.Sd6#
- 2...Kd5
- 2.Sd6+
- 2...Bxd6
- 3.Qa8#
- 2...Bxd6
- 2.Sd3+
- 1...b2
- 2.Sd3+
- 2...Bb4
- 3.Sf2#
- 3.Sd6#
- 3.Rxb4#
- 2...Bb4
- 2.Sd5+
- 2...Bb4
- 3.Sxf6#
- 3.Sd6#
- 3.Rxb4#
- 2...Bb4
- 2.Sa6+
- 2...Bb4
- 3.Sd6#
- 3.Rxb4#
- 2...Bb4
- 2.Sc6+
- 2...Bb4
- 3.Sd6#
- 3.Rxb4#
- 2...Bb4
- 2.Sd6+
- 2...Bxd6
- 3.Qa8#
- 2...Bxd6
- 2.Bd5+
- 2...exd5
- 3.Qxd5#
- 2...exd5
- 2.Sd3+
- 1...b5
- 2.Sd5+
- 2...Kxd5
- 3.Se7#
- 2...Bb4
- 3.Sxf6#
- 3.Sd6#
- 2...bxa4
- 3.Sxf6#
- 2...b4
- 3.Sxf6#
- 2...Kxd5
- 2.Sd6+
- 2...Bxd6
- 3.Qa8#
- 2...Bxd6
- 2.Sd5+
- 1...f2!
- threat
- 1.Rxf5?
- threat
- 2.Re5+
- 2...fxe5
- 3.Qg6#
- 2...fxe5
- 2.Qg4
- threat
- 3.Bc1#
- 3.Bd2#
- 3.Bg5#
- 3.Bh6#
- 3.Qxf3#
- threat
- 2.Qg6
- threat
- 3.Re5#
- 3.Rxf6#
- 2...exf5
- 3.Qxf5#
- threat
- 2.Re5+
- 1...Bxb4
- 2.Qg4
- threat
- 3.Bc1#
- 3.Bd2#
- 3.Bg5#
- 3.Bh6#
- 3.Qxf3#
- threat
- 2.Qg4
- 1...bxc2
- 2.Bd5+
- 2...exd5
- 3.Qxd5#
- 2...exd5
- 2.Re5+
- 2...fxe5
- 3.Qg6#
- 2...fxe5
- 2.Qg4
- threat
- 3.Bc1#
- 3.Bd2#
- 3.Bg5#
- 3.Bh6#
- 3.Qxf3#
- threat
- 2.Qg6
- threat
- 3.Re5#
- 3.Rxf6#
- 2...exf5
- 3.Bd5#
- 3.Qxf5#
- threat
- 2.Bd5+
- 1...hxg3
- 2.Qg4
- threat
- 3.Bc1#
- 3.Bd2#
- 3.Bg5#
- 3.Bh6#
- 3.Qxf3#
- threat
- 2.Qg4
- 1...Rc1
- 2.Re5+
- 2...fxe5
- 3.Qg6#
- 2...fxe5
- 2.Qg4
- threat
- 3.Bxc1#
- 3.Bd2#
- 3.Bg5#
- 3.Bh6#
- 3.Qxf3#
- threat
- 2.Qg6
- threat
- 3.Re5#
- 3.Rxf6#
- 2...exf5
- 3.Qxf5#
- threat
- 2.Re5+
- 1...Rf1
- 2.Re5+
- 2...fxe5
- 3.Qg6#
- 2...fxe5
- 2.Qg6
- threat
- 3.Re5#
- 3.Rxf6#
- 2...exf5
- 3.Qxf5#
- threat
- 2.Re5+
- 1...Rg1
- 2.Re5+
- 2...fxe5
- 3.Qg6#
- 2...fxe5
- 2.Re5+
- 1...Rh1
- 2.Re5+
- 2...fxe5
- 3.Qg6#
- 2...fxe5
- 2.Qg4
- threat
- 3.Bc1#
- 3.Bd2#
- 3.Bg5#
- 3.Bh6#
- 3.Qxf3#
- threat
- 2.Re5+
- 1...Bh6
- 2.Bxh6
- threat
- 3.Qg4#
- 2...exf5
- 3.Qd5#
- 3.Qe8#
- threat
- 2.Re5+
- 2...fxe5
- 3.Qg6#
- 2...fxe5
- 2.Qg4
- threat
- 3.Bg5#
- 3.Bxh6#
- 3.Qxf3#
- threat
- 2.Bxh6
- 1...b2
- 2.Bd5+
- 2...exd5
- 3.Qxd5#
- 2...exd5
- 2.Bxe6
- threat
- 3.Bd5#
- 2...dxe6
- 3.Qxe6#
- 2...d5
- 3.Bxd5#
- threat
- 2.Re5+
- 2...fxe5
- 3.Qg6#
- 2...fxe5
- 2.Qg4
- threat
- 3.Bc1#
- 3.Bd2#
- 3.Bg5#
- 3.Bh6#
- 3.Qxf3#
- threat
- 2.Qg6
- threat
- 3.Re5#
- 3.Rxf6#
- 2...exf5
- 3.Bd5#
- 3.Qxf5#
- threat
- 2.Bd5+
- 1...f2
- 2.Re5+
- 2...fxe5
- 3.Qg6#
- 2...fxe5
- 2.Qg6
- threat
- 3.Re5#
- 3.Rxf6#
- 2...exf5
- 3.Qxf5#
- threat
- 2.Re5+
- 1...Bg7!
- threat
- 1.Sxf5?
- Keys
- 1.Sd3!
- threat
- 2.Sf2+
- 2...Kd5
- 3.Rxf5#
- 2...Kd5
- 2.Sxf5+
- 2...Kd5
- 3.Se7#
- 2...Bb4
- 3.Sd6#
- 2...Kd5
- 2.Sf2+
- 1...Kd5
- 2.Rxf5+
- 2...Ke4
- 3.Sf2#
- 2...Ke4
- 2.Rxf5+
- 1...bxa2
- 2.Sf2+
- 2...Kd5
- 3.Rxf5#
- 2...Kd5
- 2.Sf2+
- 1...hxg3
- 2.Sxf5+
- 2...Kd5
- 3.Se7#
- 2...Bb4
- 3.Sxg3#
- 3.Sd6#
- 2...Kd5
- 2.Sxf5+
- 1...fxg5
- 2.Sxe6+
- 2...Kd5
- 3.Sd8#
- 2...Bb4
- 3.Sxg5#
- 2...Kd5
- 2.Sxe6+
- 1...Re1
- 2.Sxb3+
- 2...Kd5
- 3.Sa5#
- 2...Bb4
- 3.Sd2#
- 2...Kd5
- 2.Sxf5+
- 2...Kd5
- 3.Se7#
- 2...Bb4
- 3.Sd6#
- 2...Kd5
- 2.Sxb3+
- 1...Rf1
- 2.Sxb3+
- 2...Kd5
- 3.Sa5#
- 2...Bb4
- 3.Sd2#
- 2...Kd5
- 2.Sxf5+
- 2...Kd5
- 3.Se7#
- 2...Bb4
- 3.Sd6#
- 2...Kd5
- 2.Sxb3+
- 1...Ba3
- 2.Sf2+
- 2...Kd5
- 3.Rxf5#
- 2...Kd5
- 2.Sxb3+
- 2...Kd5
- 3.Qa8#
- 2...Bb4
- 3.Sd2#
- 2...Kd5
- 2.Sxf5+
- 2...Kd5
- 3.Se7#
- 3.Qa8#
- 2...Bb4
- 3.Sd6#
- 2...Kd5
- 2.Qa8+
- 2...d5
- 3.Sf2#
- 2...d5
- 2.Sf2+
- 1...Bb4
- 2.Qa8+
- 2...d5
- 3.Sf2#
- 2...d5
- 2.Qa8+
- 1...Bc5
- 2.Sf2+
- 2...Kd5
- 3.Rxf5#
- 3.Qa8#
- 2...Kd5
- 2.Sxb3+
- 2...Kd5
- 3.Qa8#
- 2...Bb4
- 3.Sd2#
- 2...Bd4
- 3.Sd2#
- 3.Rxd4#
- 2...Kd5
- 2.Sxf5+
- 2...Kd5
- 3.Se7#
- 3.Qa8#
- 2...Bb4
- 3.Sd6#
- 2...Bd4
- 3.Sd6#
- 3.Rxd4#
- 2...Kd5
- 2.Qa8+
- 2...d5
- 3.Sf2#
- 2...d5
- 2.Sf2+
- 1...Bh6
- 2.Sf2+
- 2...Kd5
- 3.Rxf5#
- 2...Kd5
- 2.Se2+
- 2...Kd5
- 3.Qa8#
- 2...Kd5
- 2.Sxb3+
- 2...Kd5
- 3.Qa8#
- 2...Kd5
- 2.Sb5+
- 2...Kd5
- 3.Qa8#
- 2...Kd5
- 2.Sxf5+
- 2...Kd5
- 3.Se7#
- 3.Qa8#
- 2...Kd5
- 2.Sc6+
- 2...Kd5
- 3.Se7#
- 2...Kd5
- 2.Sxe6+
- 2...Kd5
- 3.Sd8#
- 2...Kd5
- 2.Qa8+
- 2...d5
- 3.Sf2#
- 3.Se2#
- 3.Sxb3#
- 3.Sb5#
- 3.Sxf5#
- 3.Sxe6#
- 2...d5
- 2.Sf2+
- 1...Be7
- 2.Sf2+
- 2...Kd5
- 3.Rxf5#
- 2...Kd5
- 2.Sxb3+
- 2...Kd5
- 3.Qa8#
- 2...Bb4
- 3.Sd2#
- 2...Kd5
- 2.Sxf5+
- 2...Kd5
- 3.Sxe7#
- 3.Qa8#
- 2...Bb4
- 3.Sd6#
- 2...Kd5
- 2.Qa8+
- 2...d5
- 3.Sf2#
- 2...d5
- 2.Sf2+
- 1...Bg7
- 2.Sf2+
- 2...Kd5
- 3.Rxf5#
- 2...Kd5
- 2.Se2+
- 2...Kd5
- 3.Qa8#
- 2...Kd5
- 2.Sxb3+
- 2...Kd5
- 3.Qa8#
- 2...Kd5
- 2.Sb5+
- 2...Kd5
- 3.Qa8#
- 2...Kd5
- 2.Sxf5+
- 2...Kd5
- 3.Se7#
- 3.Qa8#
- 2...Kd5
- 2.Sc6+
- 2...Kd5
- 3.Se7#
- 2...Kd5
- 2.Sxe6+
- 2...Kd5
- 3.Sd8#
- 2...Kd5
- 2.Qa8+
- 2...d5
- 3.Sf2#
- 3.Se2#
- 3.Sxb3#
- 3.Sb5#
- 3.Sxf5#
- 3.Sxe6#
- 2...d5
- 2.Sf2+
- 1...f2
- 2.Sxf2+
- 2...Kd5
- 3.Rxf5#
- 2...Kd5
- 2.Sxf2+
- 1...b5
- 2.Sf2+
- 2...Kd5
- 3.Rxf5#
- 2...Kd5
- 2.Sf2+
- threat
- 1.Sd3!
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