MESON Chess Problem Database
Problem Display
PID: 8336 (4BNb1/2p3p1/1r3kNp/3p4/1r2npPK/B3R1p1/np6/1Q6 w - - 0 1)
Keller, Michael
3rd Prize, Schweizerische Arbeiter Schachzeitung, 1973
#3
8 + 13
| 4655 | Michael Keller Ein Meister der Schachkomposition | 1994 |
SOLUTION
- SOUND
- Sets
- 1...Rb3
- 2.Be7#
- 1...Ra4
- 2.Be7#
- 1...Rc4
- 2.Be7#
- 1...Rd4
- 2.Be7#
- 1...R4b5
- 2.Be7#
- 1...Rd6
- 2.Rf3
- threat
- 3.Rxf4#
- 2...Be6
- 3.Sh7#
- 2...Sd2
- 3.Qf5#
- 2...Sf2
- 3.Qf5#
- 2...Sec3
- 3.Qf5#
- 2...Sc5
- 3.Qf5#
- 2...Sg5
- 3.Qf5#
- threat
- 2.Rf3
- 1...Re6
- 2.Sd7#
- 1...Be6
- 2.Sh7#
- 1...Sd2
- 2.Sd7#
- 2.Qf5#
- 1...Sf2
- 2.Sd7#
- 2.Qf5#
- 1...Sc3
- 2.Sd7#
- 2.Qf5#
- 1...Sc5
- 2.Qf5#
- 1...Sg5
- 2.Sd7#
- 2.Qf5#
- 1...Sd6
- 2.Sd7#
- 1...f3
- 2.Rxf3#
- 1...d4
- 2.Rxe4
- threat
- 3.Sd7#
- 3.Rxf4#
- 2...Be6
- 3.Sh7#
- threat
- 2.Qxe4
- threat
- 3.Sd7#
- 3.Qf5#
- 3.Qxf4#
- 3.Qe5#
- 3.Qe7#
- threat
- 2.Rxe4
- 1...h5
- 2.Rf3
- threat
- 3.Rxf4#
- 2...Be6
- 3.Sh7#
- 2...Sd2
- 3.Qf5#
- 3.g5#
- 2...Sf2
- 3.Qf5#
- 3.g5#
- 2...Sec3
- 3.Qf5#
- 3.g5#
- 2...Sc5
- 3.Qf5#
- 3.g5#
- 2...Sg5
- 3.Qf5#
- 2...Sd6
- 3.g5#
- threat
- 2.Rf3
- 1...c5
- 2.Qf1
- threat
- 3.Qxf4#
- 2...Be6
- 3.Sh7#
- 2...Sd2
- 3.Sd7#
- 2...Sf2
- 3.Sd7#
- 2...Sec3
- 3.Sd7#
- 2...Sg5
- 3.Sd7#
- 2...Sd6
- 3.Sd7#
- 2...f3
- 3.Rxf3#
- 3.Qxf3#
- threat
- 2.Qf1
- 1...Rb3
- Tries
- 1.Bxb4?
- threat
- 2.Be7#
- 1...Sxb4
- 2.Rxe4
- threat
- 3.Sd7#
- 3.Rxf4#
- 2...dxe4
- 3.Qxb2#
- 2...Be6
- 3.Sh7#
- threat
- 2.Qxb2+
- 2...Sc3
- 3.Sd7#
- 2...d4
- 3.Qxd4#
- 2...Sc3
- 2.Rxe4
- 1...Rd6
- 2.Rf3
- threat
- 3.Rxf4#
- 2...Be6
- 3.Sh7#
- threat
- 2.Rf3
- 1...c5
- 2.Bxc5
- threat
- 3.Bd4#
- 3.Be7#
- 2...Sxc5
- 3.Qf5#
- 2...Re6
- 3.Sd7#
- threat
- 2.Qf1
- threat
- 3.Qxf4#
- 2...Be6
- 3.Sh7#
- 2...Sf2
- 3.Sd7#
- 2...Sd6
- 3.Sd7#
- 2...f3
- 3.Rxf3#
- 3.Qxf3#
- threat
- 2.Bxc5
- 1...Rxb4!
- threat
- 1.Rf3?
- threat
- 2.Rxf4#
- 1...Be6
- 2.Sh7#
- 1...Sd2
- 2.Qf5#
- 1...Sf2
- 2.Qf5#
- 1...Sec3
- 2.Qf5#
- 1...Sc5
- 2.Qf5#
- 1...Sg5
- 2.Qf5#
- 1...Sd6!
- threat
- 1.Rxe4?
- threat
- 2.Sd7#
- 1...Rxe4
- 2.Sd7+
- 2...Ke6
- 3.Sgf8#
- 2...Ke6
- 2.Be7+
- 2...Rxe7
- 3.Qf5#
- 2...Rxe7
- 2.Qxe4
- threat
- 3.Sd7#
- 3.Be7#
- 3.Qf5#
- 3.Qd4#
- 3.Qxf4#
- 3.Qe5#
- 3.Qe7#
- threat
- 2.Sd7+
- 1...Rd6
- 2.Rxb4
- threat
- 3.Rxf4#
- 3.Qf5#
- 2...Be6
- 3.Sh7#
- threat
- 2.Rc4
- threat
- 3.Qf5#
- 2...Be6
- 3.Sh7#
- threat
- 2.Rd4
- threat
- 3.Qf5#
- 2...Be6
- 3.Sh7#
- threat
- 2.Re5
- threat
- 3.Rf5#
- 3.Qf5#
- 2...Be6
- 3.Sh7#
- threat
- 2.Re6+
- 2...Rxe6
- 3.Sd7#
- 3.Qf5#
- 2...Bxe6
- 3.Sh7#
- 2...Rxe6
- 2.Rxb4
- 1...Bf7
- 2.Sd7+
- 2...Kxg6
- 3.Rxb4#
- 3.Rc4#
- 3.Rd4#
- 3.Re6#
- 2...Kxg6
- 2.Sh7+
- 2...Kxg6
- 3.Rxb4#
- 3.Rc4#
- 3.Rd4#
- 3.Re6#
- 2...Kxg6
- 2.Rxf4+
- 2...Rxf4
- 3.Be7#
- 2...Rxf4
- 2.Re5
- threat
- 3.Sd7#
- 3.Sh7#
- 3.Rf5#
- 3.Qf5#
- threat
- 2.Re6+
- 2...Rxe6
- 3.Sd7#
- 3.Sh7#
- 3.Qf5#
- 2...Bxe6
- 3.Sh7#
- 2...Rxe6
- 2.Sd7+
- 1...dxe4!
- threat
- 1.Qxe4?
- threat
- 2.Sd7#
- 2.Qf5#
- 2.Qe5#
- 2.Qe7#
- 1...Rxe4
- 2.Sd7+
- 2...Ke6
- 3.Sxf4#
- 3.Sgf8#
- 2...Ke6
- 2.Rxe4
- threat
- 3.Sd7#
- 3.Be7#
- 3.Rxf4#
- threat
- 2.Sd7+
- 1...dxe4!
- threat
- 1.Qd1?
- threat
- 2.Qd4+
- 2...Rxd4
- 3.Be7#
- 2...Rxd4
- 2.Qd4+
- 1...Sc5
- 2.Qxd5
- threat
- 3.Qe5#
- 3.Qf5#
- 3.Qd8#
- 2...Bxd5
- 3.Sh7#
- threat
- 2.Qxd5
- 1...d4
- 2.Rxe4
- threat
- 3.Sd7#
- 3.Rxf4#
- 2...Be6
- 3.Sh7#
- threat
- 2.Qxd4+
- 2...Rxd4
- 3.Be7#
- 2...Rxd4
- 2.Rxe4
- 1...c5
- 2.Qf3
- threat
- 3.Qxf4#
- 2...Be6
- 3.Sh7#
- 2...Sd2
- 3.Sd7#
- 2...Sf2
- 3.Sd7#
- 2...Sec3
- 3.Sd7#
- 2...Sg5
- 3.Sd7#
- 2...Sd6
- 3.Sd7#
- threat
- 2.Qf1
- threat
- 3.Qxf4#
- 2...Be6
- 3.Sh7#
- 2...Sd2
- 3.Sd7#
- 2...Sf2
- 3.Sd7#
- 2...Sec3
- 3.Sd7#
- 2...Sg5
- 3.Sd7#
- 2...Sd6
- 3.Sd7#
- 2...f3
- 3.Rxf3#
- 3.Qxf3#
- threat
- 2.Qf3
- 1...Rd6!
- threat
- 1.Qf1?
- threat
- 2.Qxf4#
- 1...Be6
- 2.Sh7#
- 1...Sd2
- 2.Sd7#
- 1...Sf2
- 2.Sd7#
- 1...Sec3
- 2.Sd7#
- 1...Sg5
- 2.Sd7#
- 1...Sd6
- 2.Sd7#
- 1...f3
- 2.Rxf3#
- 2.Qxf3#
- 1...Sc5!
- threat
- 1.Qxb2+?
- 1...d4
- 2.Rxe4
- threat
- 3.Sd7#
- 3.Rxf4#
- 2...Be6
- 3.Sh7#
- threat
- 2.Qxd4+
- 2...Rxd4
- 3.Be7#
- 2...Rxd4
- 2.Rxe4
- 1...Sac3!
- 1...d4
- 1.Bxb4?
- Keys
- 1.Qd3!
- threat
- 2.Qd4+
- 2...Rxd4
- 3.Be7#
- 2...Rxd4
- 2.Qd4+
- 1...Rd6
- 2.Rf3
- threat
- 3.Rxf4#
- 2...Be6
- 3.Sh7#
- 2...Sd2
- 3.Qf5#
- 2...Sf2
- 3.Qf5#
- 2...Sec3
- 3.Qf5#
- 2...Sc5
- 3.Qf5#
- 2...Sg5
- 3.Qf5#
- threat
- 2.Rf3
- 1...d4
- 2.Rxe4
- threat
- 3.Sd7#
- 3.Rxf4#
- 2...Be6
- 3.Sh7#
- threat
- 2.Qxe4
- threat
- 3.Sd7#
- 3.Qf5#
- 3.Qxf4#
- 3.Qe5#
- 3.Qe7#
- threat
- 2.Qxd4+
- 2...Rxd4
- 3.Be7#
- 2...Rxd4
- 2.Rxe4
- 1...c5
- 2.Qf1
- threat
- 3.Qxf4#
- 2...Be6
- 3.Sh7#
- 2...Sd2
- 3.Sd7#
- 2...Sf2
- 3.Sd7#
- 2...Sec3
- 3.Sd7#
- 2...Sg5
- 3.Sd7#
- 2...Sd6
- 3.Sd7#
- 2...f3
- 3.Rxf3#
- 3.Qxf3#
- threat
- 2.Qf1
- threat
- 1.Qd3!
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