MESON Chess Problem Database
Problem Display
PID: 232128 (7B/nQ2ppPP/2r4r/N1Pkp2p/1K2RpRb/2p2P1B/2P5/1N1n4 w - - 0 1)
Bogdanov, Evgeny Mikhailovich
Schweizerische Schachzeitung, 1987
#3
13 + 12
SOLUTION
- SOUND
- Sets
- 1...Ke6
- 2.Rg1+
- 2...Kd5
- 3.Rxd1#
- 2...Kf6
- 3.g8Q#
- 3.g8S#
- 3.g8B#
- 3.g8R#
- 2...f5
- 3.g8Q#
- 3.g8B#
- 2...Kd5
- 2.Rg5+
- 2...Kd5
- 3.Rgxe5#
- 2...Kf6
- 3.g8Q#
- 3.g8R#
- 2...f5
- 3.g8Q#
- 3.g8B#
- 2...Kd5
- 2.Rg1+
- 1...Re6
- 2.Bf1
- threat
- 3.Bc4#
- 2...Sb2
- 3.Sxc3#
- 2...Se3
- 3.Sxc3#
- threat
- 2.Bf1
- 1...Bf6
- 2.Rg1
- threat
- 3.Rxd1#
- 2...Sb2
- 3.Sxc3#
- 2...Sf2
- 3.Sxc3#
- 2...Se3
- 3.Sxc3#
- 2...Sb5
- 3.Qxc6#
- threat
- 2.Rg1
- 1...Sb2
- 2.Sxc3+
- 2...Ke6
- 3.Rg6#
- 2...Ke6
- 2.Qd7+
- 2...Rcd6
- 3.Sxc3#
- 2...Rhd6
- 3.Sxc3#
- 2...Rcd6
- 2.Sxc3+
- 1...Sf2
- 2.Sxc3+
- 2...Ke6
- 3.Rg6#
- 2...Ke6
- 2.Qd7+
- 2...Rcd6
- 3.Sxc3#
- 2...Rhd6
- 3.Sxc3#
- 2...Rcd6
- 2.Sxc3+
- 1...Se3
- 2.Sxc3+
- 2...Ke6
- 3.Rg6#
- 2...Ke6
- 2.Qd7+
- 2...Rcd6
- 3.Sxc3#
- 2...Rhd6
- 3.Sxc3#
- 2...Rcd6
- 2.Sxc3+
- 1...e6
- 2.Bf1
- threat
- 3.Bc4#
- 2...Sb2
- 3.Sxc3#
- 2...Se3
- 3.Sxc3#
- threat
- 2.Qd7+
- 2...Rd6
- 3.Qxd6#
- 2...Rd6
- 2.Bf1
- 1...f6
- 2.g8Q+
- 2...e6
- 3.Qd8#
- 2...e6
- 2.g8Q+
- 1...Ke6
- Tries
- 1.Sxc3+?
- 1...Ke6
- 2.Rg6#
- 1...Sxc3!
- 1...Ke6
- 1.Sc4?
- threat
- 2.Sb6+
- 2...Ke6
- 3.Rg6#
- 2...Ke6
- 2.Rxe5+
- 2...Kd4
- 3.Rxf4#
- 2...Kd4
- 2.Rgxf4
- threat
- 3.Sb6#
- 3.Rxe5#
- threat
- 2.Rg6
- threat
- 3.Sb6#
- 2...Sc8
- 3.Qxc6#
- threat
- 2.Sb6+
- 1...Ke6
- 2.Rxe5+
- 2...Kf6
- 3.Qxe7#
- 3.g8Q#
- 3.g8S#
- 3.g8B#
- 3.g8R#
- 2...Kf6
- 2.Rg1+
- 2...Kd5
- 3.Sb6#
- 3.Rxd1#
- 2...Kf6
- 3.g8Q#
- 3.g8S#
- 3.g8B#
- 3.g8R#
- 2...f5
- 3.g8Q#
- 3.g8B#
- 2...Kd5
- 2.Rg2+
- 2...Kd5
- 3.Sb6#
- 2...Kf6
- 3.g8Q#
- 3.g8S#
- 3.g8B#
- 3.g8R#
- 2...f5
- 3.g8Q#
- 3.g8B#
- 2...Kd5
- 2.Rg3+
- 2...Kd5
- 3.Sb6#
- 2...Kf6
- 3.g8Q#
- 3.g8S#
- 3.g8B#
- 3.g8R#
- 2...f5
- 3.g8Q#
- 3.g8B#
- 2...Kd5
- 2.Rgxf4+
- 2...Kd5
- 3.Sb6#
- 3.Rxe5#
- 2...f5
- 3.g8Q#
- 3.g8B#
- 2...Kd5
- 2.Rxh4+
- 2...Kd5
- 3.Sb6#
- 2...Kf6
- 3.g8Q#
- 3.g8R#
- 2...f5
- 3.g8Q#
- 3.g8B#
- 2...Kd5
- 2.Rg5+
- 2...Kd5
- 3.Sb6#
- 3.Rgxe5#
- 2...Kf6
- 3.g8Q#
- 3.g8R#
- 2...f5
- 3.g8Q#
- 3.g8B#
- 2...Kd5
- 2.Rg6+
- 2...Kd5
- 3.Sb6#
- 2...Kd5
- 2.Rxe5+
- 1...Rd6
- 2.Sb6+
- 2...Ke6
- 3.Rg6#
- 2...Ke6
- 2.Rxe5+
- 2...Kd4
- 3.Rxf4#
- 2...Kd4
- 2.Rgxf4
- threat
- 3.Sb6#
- 3.Rxe5#
- threat
- 2.Sb6+
- 1...Rf6
- 2.Sb6+
- 2...Ke6
- 3.Rg6#
- 3.Qd7#
- 2...Ke6
- 2.Sb6+
- 1...Rg6
- 2.Sb6+
- 2...Ke6
- 3.Rxg6#
- 2...Ke6
- 2.Rxe5+
- 2...Kd4
- 3.Rxf4#
- 2...Kd4
- 2.Rgxf4
- threat
- 3.Sb6#
- 3.Rxe5#
- threat
- 2.Rxg6
- threat
- 3.Sb6#
- 2...Sc8
- 3.Qxc6#
- threat
- 2.Sb6+
- 1...Bf2
- 2.Sb6+
- 2...Ke6
- 3.Rg6#
- 2...Ke6
- 2.Rxe5+
- 2...Kd4
- 3.Rxf4#
- 2...Kd4
- 2.Sb6+
- 1...Bg3
- 2.Sb6+
- 2...Ke6
- 3.Rg6#
- 2...Ke6
- 2.Rgxf4
- threat
- 3.Sb6#
- 3.Rxe5#
- threat
- 2.Rg6
- threat
- 3.Sb6#
- 2...Sc8
- 3.Qxc6#
- threat
- 2.Sb6+
- 1...Bg5
- 2.Rgxf4
- threat
- 3.Sb6#
- 3.Rxe5#
- threat
- 2.Rgxf4
- 1...Bf6
- 2.Sb6+
- 2...Ke6
- 3.Rg1#
- 3.Rg2#
- 3.Rg3#
- 3.Rgxf4#
- 3.Rh4#
- 3.Rg5#
- 3.Rg6#
- 3.Qd7#
- 2...Ke6
- 2.Rg1
- threat
- 3.Sb6#
- 3.Rxd1#
- threat
- 2.Qd7+
- 2...Rd6
- 3.Sb6#
- 2...Rd6
- 2.Sb6+
- 1...Sb2
- 2.Sxc3+
- 2...Ke6
- 3.Rg6#
- 2...Ke6
- 2.Sb6+
- 2...Ke6
- 3.Rg6#
- 2...Ke6
- 2.Rxe5+
- 2...Kd4
- 3.Rxf4#
- 2...Kd4
- 2.Qd7+
- 2...Rcd6
- 3.Sxc3#
- 3.Sb6#
- 2...Rhd6
- 3.Sxc3#
- 2...Rcd6
- 2.Sxc3+
- 1...Sf2
- 2.Sxc3+
- 2...Ke6
- 3.Rg6#
- 2...Ke6
- 2.Sb6+
- 2...Ke6
- 3.Rg6#
- 2...Ke6
- 2.Qd7+
- 2...Rcd6
- 3.Sxc3#
- 3.Sb6#
- 2...Rhd6
- 3.Sxc3#
- 2...Rcd6
- 2.Sxc3+
- 1...Se3
- 2.Sxc3+
- 2...Ke6
- 3.Rg6#
- 2...Ke6
- 2.Sb6+
- 2...Ke6
- 3.Rg6#
- 2...Ke6
- 2.Rxe5+
- 2...Kd4
- 3.Rxf4#
- 2...Kd4
- 2.Qd7+
- 2...Rcd6
- 3.Sxc3#
- 3.Sb6#
- 2...Rhd6
- 3.Sxc3#
- 2...Rcd6
- 2.Sxc3+
- 1...Sb5
- 2.Sb6+
- 2...Ke6
- 3.Rg6#
- 2...Ke6
- 2.Rxe5+
- 2...Kd4
- 3.Rxf4#
- 2...Kd4
- 2.Rgxf4
- threat
- 3.Sb6#
- 3.Rxe5#
- threat
- 2.Rg6
- threat
- 3.Sb6#
- 3.Qxc6#
- threat
- 2.Sb6+
- 1...Sc8
- 2.Rxe5+
- 2...Kd4
- 3.Rxf4#
- 2...Kd4
- 2.Rxe5+
- 1...f5
- 2.Sb6+
- 2...Ke6
- 3.g8Q#
- 3.g8B#
- 2...Ke6
- 2.Rxe5+
- 2...Kd4
- 3.Rxf4#
- 2...Kd4
- 2.g8Q+
- 2...Re6
- 3.Sb6#
- 2...e6
- 3.Sb6#
- 2...Re6
- 2.g8B+
- 2...Re6
- 3.Sb6#
- 2...e6
- 3.Sb6#
- 2...Re6
- 2.Sb6+
- 1...f6
- 2.Qd7+
- 2...Rd6
- 3.Sb6#
- 2...Rd6
- 2.g8Q+
- 2...e6
- 3.Sb6#
- 3.Qd8#
- 2...e6
- 2.g8B+
- 2...e6
- 3.Sb6#
- 2...e6
- 2.Qd7+
- 1...hxg4!
- threat
- 1.Bf1?
- threat
- 2.Bc4#
- 1...Sb2
- 2.Qd7+
- 2...Rcd6
- 3.Sxc3#
- 2...Rhd6
- 3.Sxc3#
- 2...Rcd6
- 2.Qd7+
- 1...Se3
- 2.Qd7+
- 2...Rcd6
- 3.Sxc3#
- 2...Rhd6
- 3.Sxc3#
- 2...Rcd6
- 2.Qd7+
- 1...Ke6!
- threat
- 1.Rg1?
- threat
- 2.Rxd1#
- 1...f5
- 2.Rxd1+
- 2...Ke6
- 3.g8Q#
- 3.g8B#
- 2...Ke6
- 2.Qd7+
- 2...Rcd6
- 3.Rxd1#
- 2...Rhd6
- 3.Rxd1#
- 2...Rcd6
- 2.g8Q+
- 2...Re6
- 3.Rxd1#
- 2...e6
- 3.Rxd1#
- 2...Re6
- 2.g8B+
- 2...Re6
- 3.Rxd1#
- 2...e6
- 3.Rxd1#
- 2...Re6
- 2.Rxd1+
- 1...Bf2
- 2.Rxd1+
- 2...Bd4
- 3.Sxc3#
- 2...Bd4
- 2.Rxd1+
- 1...Sb5
- 2.Rxd1+
- 2...Sd4
- 3.Sxc3#
- 2...Sd4
- 2.Qxb5
- threat
- 3.Rxd1#
- 3.Qd3#
- 3.Qc4#
- 2...Sb2
- 3.Sxc3#
- threat
- 2.Rxd1+
- 1...Be1!
- threat
- 1.g8Q?
- threat
- 2.Rxe5+
- 2...Kd4
- 3.Sb3#
- 3.Rxf4#
- 2...Kd4
- 2.Rxe5+
- 1...hxg4
- 2.Rxe5+
- 2...Kd4
- 3.Sb3#
- 2...Kd4
- 2.Rxe5+
- 1...Re6
- 2.Bf1
- threat
- 3.Bc4#
- 2...Sb2
- 3.Sxc3#
- 2...Se3
- 3.Sxc3#
- threat
- 2.Bf1
- 1...Bg3
- 2.Rxe5+
- 2...Kd4
- 3.Sb3#
- 2...Kd4
- 2.Rxe5+
- 1...Bg5
- 2.Rxe5+
- 2...Kd4
- 3.Sb3#
- 2...Kd4
- 2.Rxe5+
- 1...Bf6
- 2.Rg1
- threat
- 3.Rxd1#
- 3.Qd8#
- 2...Sb5
- 3.Qxc6#
- threat
- 2.Qxf7+
- 2...e6
- 3.Qfd7#
- 2...e6
- 2.Qd8+
- 2...Ke6
- 3.Rg1#
- 3.Rg2#
- 3.Rg3#
- 3.Rgxf4#
- 3.Rh4#
- 3.Rg5#
- 3.Rg6#
- 3.Rg7#
- 3.Rg8#
- 3.Qbd7#
- 3.Qdd7#
- 2...Ke6
- 2.Rg1
- 1...Sf2
- 2.Sxc3+
- 2...Ke6
- 3.Rxe5#
- 3.Rg6#
- 2...Ke6
- 2.Rxe5+
- 2...Kd4
- 3.Sb3#
- 2...Kd4
- 2.Qxf7+
- 2...Re6
- 3.Sxc3#
- 2...e6
- 3.Sxc3#
- 3.Qfd7#
- 2...Re6
- 2.Qd7+
- 2...Rcd6
- 3.Sxc3#
- 2...Rhd6
- 3.Sxc3#
- 2...Rcd6
- 2.Sxc3+
- 1...Rf6!
- threat
- 1.g8B?
- threat
- 2.Rxe5+
- 2...Kd4
- 3.Sb3#
- 3.Rxf4#
- 2...Kd4
- 2.Rxe5+
- 1...hxg4
- 2.Rxe5+
- 2...Kd4
- 3.Sb3#
- 2...Kd4
- 2.Rxe5+
- 1...Re6
- 2.Bf1
- threat
- 3.Bc4#
- 2...Sb2
- 3.Sxc3#
- 2...Se3
- 3.Sxc3#
- threat
- 2.Bf1
- 1...Bg3
- 2.Rxe5+
- 2...Kd4
- 3.Sb3#
- 2...Kd4
- 2.Rxe5+
- 1...Bg5
- 2.Rxe5+
- 2...Kd4
- 3.Sb3#
- 2...Kd4
- 2.Rxe5+
- 1...Bf6
- 2.Rg1
- threat
- 3.Rxd1#
- 2...Sb2
- 3.Sxc3#
- 2...Sf2
- 3.Sxc3#
- 2...Se3
- 3.Sxc3#
- 2...Sb5
- 3.Qxc6#
- threat
- 2.Rg1
- 1...Sf2
- 2.Sxc3+
- 2...Ke6
- 3.Rxe5#
- 3.Rg6#
- 2...Ke6
- 2.Bxf7+
- 2...Re6
- 3.Sxc3#
- 2...e6
- 3.Sxc3#
- 2...Re6
- 2.Rxe5+
- 2...Kd4
- 3.Sb3#
- 2...Kd4
- 2.Qd7+
- 2...Rcd6
- 3.Sxc3#
- 2...Rhd6
- 3.Sxc3#
- 2...Rcd6
- 2.Sxc3+
- 1...Rf6!
- threat
- 1.g8R?
- threat
- 2.Rxe5+
- 2...Kd4
- 3.Sb3#
- 3.Rxf4#
- 2...Kd4
- 2.Rxe5+
- 1...hxg4
- 2.Rxe5+
- 2...Kd4
- 3.Sb3#
- 2...Kd4
- 2.Rxe5+
- 1...Re6
- 2.Bf1
- threat
- 3.Bc4#
- 2...Sb2
- 3.Sxc3#
- 2...Se3
- 3.Sxc3#
- threat
- 2.Bf1
- 1...Bg3
- 2.Rxe5+
- 2...Kd4
- 3.Sb3#
- 2...Kd4
- 2.Rxe5+
- 1...Bg5
- 2.Rxe5+
- 2...Kd4
- 3.Sb3#
- 2...Kd4
- 2.Rxe5+
- 1...Bf6
- 2.Rg1
- threat
- 3.Rxd1#
- 3.Rd8#
- 2...Sb5
- 3.Qxc6#
- threat
- 2.Rd8+
- 2...Ke6
- 3.Rg1#
- 3.Rg2#
- 3.Rg3#
- 3.Rgxf4#
- 3.Rh4#
- 3.Rg5#
- 3.Rg6#
- 3.Rg7#
- 3.Rgg8#
- 3.Qd7#
- 2...Ke6
- 2.Rg1
- 1...Sf2
- 2.Sxc3+
- 2...Ke6
- 3.Rxe5#
- 3.R4g6#
- 2...Ke6
- 2.Rxe5+
- 2...Kd4
- 3.Sb3#
- 2...Kd4
- 2.Qd7+
- 2...Rcd6
- 3.Sxc3#
- 2...Rhd6
- 3.Sxc3#
- 2...Rcd6
- 2.Sxc3+
- 1...f6
- 2.Rgxf4
- threat
- 3.Rd8#
- 2...f5
- 3.Rxe5#
- 2...Sb5
- 3.Qxc6#
- 2...Sc8
- 3.Qxc6#
- threat
- 2.R4g6
- threat
- 3.Rd8#
- 2...Sb5
- 3.Qxc6#
- 2...Sc8
- 3.Qxc6#
- threat
- 2.Rgxf4
- 1...Rf6!
- threat
- 1.Sxc3+?
- Keys
- 1.g8S!
- threat
- 2.Rxe5+
- 2...Kd4
- 3.Sb3#
- 3.Rxf4#
- 2...Kd4
- 2.Rxe5+
- 1...hxg4
- 2.Rxe5+
- 2...Kd4
- 3.Sb3#
- 2...Kd4
- 2.Rxe5+
- 1...Re6
- 2.Bf1
- threat
- 3.Bc4#
- 2...Sb2
- 3.Sxc3#
- 2...Se3
- 3.Sxc3#
- threat
- 2.Bf1
- 1...Rf6
- 2.Sxe7+
- 2...Ke6
- 3.Rg6#
- 2...Ke6
- 2.Sxe7+
- 1...Bg3
- 2.Sxe7+
- 2...Ke6
- 3.Rxe5#
- 3.Rg6#
- 2...Ke6
- 2.Rxe5+
- 2...Kd4
- 3.Sb3#
- 2...Kd4
- 2.Qd7+
- 2...Rcd6
- 3.Sxe7#
- 2...Rhd6
- 3.Sxe7#
- 2...Rcd6
- 2.Sxe7+
- 1...Bg5
- 2.Rxe5+
- 2...Kd4
- 3.Sb3#
- 2...Kd4
- 2.Rxe5+
- 1...Bf6
- 2.Rg1
- threat
- 3.Rxd1#
- 2...Sb2
- 3.Sxc3#
- 2...Sf2
- 3.Sxc3#
- 2...Se3
- 3.Sxc3#
- 2...Sb5
- 3.Qxc6#
- threat
- 2.Rg1
- 1...Sf2
- 2.Sxc3+
- 2...Ke6
- 3.Rxe5#
- 3.Rg6#
- 2...Ke6
- 2.Rxe5+
- 2...Kd4
- 3.Sb3#
- 2...Kd4
- 2.Qd7+
- 2...Rcd6
- 3.Sxc3#
- 2...Rhd6
- 3.Sxc3#
- 2...Rcd6
- 2.Sxc3+
- 1...f6
- 2.Qd7+
- 2...Rd6
- 3.Sxe7#
- 2...Rd6
- 2.Qd7+
- threat
- 1.g8S!
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