MESON Chess Problem Database
Problem Display
PID: 5376 (4R3/6BK/q1ppP1p1/1ppkP3/p3p3/N1QPP1bB/1Nb5/n7 w - - 0 1)
Keller, Michael
HM., Phenix, 1991
#3
11 + 12
| 4655 | Michael Keller Ein Meister der Schachkomposition | 1994 |
SOLUTION
- SOUND
- Sets
- 1...Qb7
- 2.Qc4+
- 2...bxc4
- 3.dxc4#
- 2...bxc4
- 2.Qc4+
- 1...Qc8
- 2.Qc4+
- 2...bxc4
- 3.dxc4#
- 2...bxc4
- 2.Qc4+
- 1...Qa5
- 2.Qc4+
- 2...bxc4
- 3.dxc4#
- 2...bxc4
- 2.Qc4+
- 1...Qb6
- 2.Qc4+
- 2...bxc4
- 3.dxc4#
- 2...bxc4
- 2.Qc4+
- 1...Qa7
- 2.Qc4+
- 2...bxc4
- 3.dxc4#
- 2...bxc4
- 2.Qc4+
- 1...Qa8
- 2.Qc4+
- 2...bxc4
- 3.dxc4#
- 2...bxc4
- 2.Qc4+
- 1...Bd1
- 2.Rd8
- threat
- 3.Rxd6#
- 2...Bxe5
- 3.Qxe5#
- 2...exd3
- 3.Qxd3#
- 2...c4
- 3.Qd4#
- threat
- 2.Rd8
- 1...Bb3
- 2.Rd8
- threat
- 3.Rxd6#
- 2...Bxe5
- 3.Qxe5#
- 2...exd3
- 3.Qxd3#
- 2...c4
- 3.Qd4#
- threat
- 2.Rd8
- 1...Bxd3
- 2.Rd8
- threat
- 3.Rxd6#
- 2...Bxe5
- 3.Qxe5#
- 2...c4
- 3.Qd4#
- threat
- 2.Qxd3+
- 2...exd3
- 3.Bg2#
- 2...exd3
- 2.Rd8
- 1...Be1
- 2.Bg2
- threat
- 3.Bxe4#
- 2...Bxd3
- 3.Qxd3#
- 2...dxe5
- 3.Qxe5#
- 2...c4
- 3.Qd4#
- threat
- 2.Bg2
- 1...Bf2
- 2.Bg2
- threat
- 3.Bxe4#
- 2...Bxd3
- 3.Qxd3#
- 2...dxe5
- 3.Qxe5#
- 2...c4
- 3.Qd4#
- threat
- 2.Bg2
- 1...Bxe5
- 2.Qxe5+
- 2...dxe5
- 3.Rd8#
- 2...dxe5
- 2.Qxe5+
- 1...exd3
- 2.Bg2#
- 1...b4
- 2.Qc4+
- 2...Qxc4
- 3.dxc4#
- 2...Qxc4
- 2.Qc4+
- 1...c4
- 2.Qd4#
- 1...dxe5
- 2.Rd8#
- 1...Qb7
- Tries
- 1.Sxa4?
- threat
- 2.Qc4+
- 2...bxc4
- 3.Sc3#
- 2...bxc4
- 2.Qxc5+
- 2...dxc5
- 3.Sc3#
- 3.Rd8#
- 2...dxc5
- 2.Qc4+
- 1...Bxd3
- 2.Rd8
- threat
- 3.Rxd6#
- 3.Qxc5#
- threat
- 2.Qxd3+
- 2...exd3
- 3.Sc3#
- 3.Bg2#
- 2...exd3
- 2.Qc4+
- 2...Bxc4
- 3.Sc3#
- 2...bxc4
- 3.Sc3#
- 2...Bxc4
- 2.Qxc5+
- 2...dxc5
- 3.Sc3#
- 3.Rd8#
- 2...dxc5
- 2.Rd8
- 1...Bxa4
- 2.Rd8
- threat
- 3.Rxd6#
- 2...Bxe5
- 3.Qxe5#
- 2...exd3
- 3.Qxd3#
- 2...c4
- 3.Qd4#
- threat
- 2.Rd8
- 1...Bxe5
- 2.Qxe5+
- 2...dxe5
- 3.Rd8#
- 2...dxe5
- 2.Qxe5+
- 1...bxa4
- 2.Qc4+
- 2...Qxc4
- 3.dxc4#
- 2...Qxc4
- 2.Qc4+
- 1...Qb7
- 2.Qc4+
- 2...bxc4
- 3.Sc3#
- 3.dxc4#
- 2...bxc4
- 2.Qxc5+
- 2...dxc5
- 3.Sc3#
- 2...dxc5
- 2.Qc4+
- 1...Qa5
- 2.Qc4+
- 2...bxc4
- 3.dxc4#
- 2...bxc4
- 2.Qc4+
- 1...Qa7
- 2.Qc4+
- 2...bxc4
- 3.Sc3#
- 3.dxc4#
- 2...bxc4
- 2.Qc4+
- 1...Bb3
- 2.Rd8
- threat
- 3.Rxd6#
- 3.Qxc5#
- 2...exd3
- 3.Qxd3#
- threat
- 2.Qc4+
- 2...Bxc4
- 3.Sc3#
- 2...bxc4
- 3.Sc3#
- 2...Bxc4
- 2.Qxc5+
- 2...dxc5
- 3.Sc3#
- 3.Rd8#
- 2...dxc5
- 2.Rd8
- 1...Be1
- 2.Qxc5+
- 2...dxc5
- 3.Rd8#
- 2...dxc5
- 2.Qxc5+
- 1...Bh4
- 2.Qc4+
- 2...bxc4
- 3.Sc3#
- 2...bxc4
- 2.Qxc5+
- 2...dxc5
- 3.Sc3#
- 2...dxc5
- 2.exd6
- threat
- 3.Qe5#
- 3.Qxc5#
- 2...Kxd6
- 3.Qe5#
- threat
- 2.Qc4+
- 1...Sb3
- 2.Qc4+
- 2...bxc4
- 3.Sc3#
- 2...bxc4
- 2.Qxc5+
- 2...Sxc5
- 3.Sc3#
- 2...dxc5
- 3.Sc3#
- 3.Rd8#
- 2...Sxc5
- 2.Qc4+
- 1...b4
- 2.Sb6+
- 2...Qxb6
- 3.Qc4#
- 2...Qxb6
- 2.Qc4+
- 2...Qxc4
- 3.Sb6#
- 3.dxc4#
- 2...Qxc4
- 2.Qxc5+
- 2...dxc5
- 3.Rd8#
- 2...dxc5
- 2.Sb6+
- 1...Qxa4!
- threat
- 1.Sb1?
- threat
- 2.Qc4+
- 2...bxc4
- 3.Sc3#
- 2...bxc4
- 2.Qc4+
- 1...Bxd3
- 2.Rd8
- threat
- 3.Rxd6#
- 2...Bxe5
- 3.Qxe5#
- 2...c4
- 3.Qd4#
- threat
- 2.Qxd3+
- 2...exd3
- 3.Sc3#
- 3.Bg2#
- 2...exd3
- 2.Qc4+
- 2...Bxc4
- 3.Sc3#
- 2...bxc4
- 3.Sc3#
- 2...Bxc4
- 2.Rd8
- 1...Bxe5
- 2.Qxe5+
- 2...dxe5
- 3.Rd8#
- 2...dxe5
- 2.Qxe5+
- 1...Qb7
- 2.Qc4+
- 2...bxc4
- 3.Sc3#
- 3.dxc4#
- 2...bxc4
- 2.Qc4+
- 1...Qc8
- 2.Qc4+
- 2...bxc4
- 3.Sc3#
- 3.dxc4#
- 2...bxc4
- 2.Qc4+
- 1...Qa5
- 2.Qc4+
- 2...bxc4
- 3.dxc4#
- 2...bxc4
- 2.Qc4+
- 1...Qb6
- 2.Qc4+
- 2...bxc4
- 3.Sc3#
- 3.dxc4#
- 2...bxc4
- 2.Qc4+
- 1...Qa7
- 2.Qc4+
- 2...bxc4
- 3.Sc3#
- 3.dxc4#
- 2...bxc4
- 2.Qc4+
- 1...Qa8
- 2.Qc4+
- 2...bxc4
- 3.Sc3#
- 3.dxc4#
- 2...bxc4
- 2.Qc4+
- 1...Bb3
- 2.Rd8
- threat
- 3.Rxd6#
- 2...Bxe5
- 3.Qxe5#
- 2...exd3
- 3.Qxd3#
- 2...c4
- 3.Qd4#
- threat
- 2.Qc4+
- 2...Bxc4
- 3.Sc3#
- 2...bxc4
- 3.Sc3#
- 2...Bxc4
- 2.Rd8
- 1...Be1
- 2.Bg2
- threat
- 3.Bxe4#
- 2...Bxd3
- 3.Qxd3#
- 2...dxe5
- 3.Qxe5#
- 2...c4
- 3.Qd4#
- threat
- 2.Bg2
- 1...b4
- 2.Qc4+
- 2...Qxc4
- 3.dxc4#
- 2...Qxc4
- 2.Qc4+
- 1...Bxb1!
- threat
- 1.Sxb5?
- threat
- 2.Sc7#
- 2.Qc4#
- 1...Qxb5
- 2.Qc4+
- 2...Qxc4
- 3.dxc4#
- 2...Qxc4
- 2.Qc4+
- 1...cxb5!
- threat
- 1.Bg2?
- threat
- 2.Bxe4#
- 1...Bxd3
- 2.Qxd3#
- 1...c4
- 2.Qd4#
- 1...dxe5!
- threat
- 1.Bf5?
- threat
- 2.Bxe4#
- 1...Bxd3
- 2.Rd8
- threat
- 3.Rxd6#
- 2...Bxe5
- 3.Qxe5#
- 2...c4
- 3.Qd4#
- threat
- 2.Rd8
- 1...gxf5!
- threat
- 1.Rd8?
- threat
- 2.Rxd6#
- 1...Bxe5
- 2.Qxe5#
- 1...c4
- 2.Qd4#
- 1...exd3!
- threat
- 1.Qxc5+?
- 1...dxc5
- 2.Rd8#
- 1...Kxc5!
- 1...dxc5
- 1.dxe4+?
- 1...Bxe4
- 2.Qd2+
- 2...Bd3
- 3.Bg2#
- 3.Qxd3#
- 2...Bd3
- 2.Qd2+
- 1...Kxe4!
- 1...Bxe4
- 1.Sxa4?
- Keys
- 1.Sd1!
- threat
- 2.Qc4+
- 2...bxc4
- 3.Sc3#
- 2...bxc4
- 2.Qc4+
- 1...Bxd1
- 2.Rd8
- threat
- 3.Rxd6#
- 2...Bxe5
- 3.Qxe5#
- 2...exd3
- 3.Qxd3#
- 2...c4
- 3.Qd4#
- threat
- 2.Rd8
- 1...Bxd3
- 2.Rd8
- threat
- 3.Rxd6#
- 2...Bxe5
- 3.Qxe5#
- 2...c4
- 3.Qd4#
- threat
- 2.Qxd3+
- 2...exd3
- 3.Sc3#
- 3.Bg2#
- 2...exd3
- 2.Qc4+
- 2...Bxc4
- 3.Sc3#
- 2...bxc4
- 3.Sc3#
- 2...Bxc4
- 2.Rd8
- 1...Bxe5
- 2.Qxe5+
- 2...dxe5
- 3.Rd8#
- 2...dxe5
- 2.Qxe5+
- 1...Qb7
- 2.Qc4+
- 2...bxc4
- 3.Sc3#
- 3.dxc4#
- 2...bxc4
- 2.Qc4+
- 1...Qc8
- 2.Qc4+
- 2...bxc4
- 3.Sc3#
- 3.dxc4#
- 2...bxc4
- 2.Qc4+
- 1...Qa5
- 2.Qc4+
- 2...bxc4
- 3.dxc4#
- 2...bxc4
- 2.Qc4+
- 1...Qb6
- 2.Qc4+
- 2...bxc4
- 3.Sc3#
- 3.dxc4#
- 2...bxc4
- 2.Qc4+
- 1...Qa7
- 2.Qc4+
- 2...bxc4
- 3.Sc3#
- 3.dxc4#
- 2...bxc4
- 2.Qc4+
- 1...Qa8
- 2.Qc4+
- 2...bxc4
- 3.Sc3#
- 3.dxc4#
- 2...bxc4
- 2.Qc4+
- 1...Bb3
- 2.Rd8
- threat
- 3.Rxd6#
- 2...Bxe5
- 3.Qxe5#
- 2...exd3
- 3.Qxd3#
- 2...c4
- 3.Qd4#
- threat
- 2.Qc4+
- 2...Bxc4
- 3.Sc3#
- 2...bxc4
- 3.Sc3#
- 2...Bxc4
- 2.Rd8
- 1...Be1
- 2.Bg2
- threat
- 3.Bxe4#
- 2...Bxd3
- 3.Qxd3#
- 2...dxe5
- 3.Qxe5#
- 2...c4
- 3.Qd4#
- threat
- 2.Bg2
- 1...b4
- 2.Qc4+
- 2...Qxc4
- 3.dxc4#
- 2...Qxc4
- 2.Qc4+
- threat
- 1.Sd1!
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