MESON Chess Problem Database
Problem Display
PID: 243684 (b5B1/4p1n1/1K6/1pP1kNPp/1N1R1R2/4p2Q/1P1b3P/1q5n w - - 0 1)
Jonsson, Ernst Uno Fredrik
Tidskrift for Schack, 1981
#3
11 + 10
SOLUTION
- NO_SOLUTION
- Sets
- 1...Qa2
- 2.Sd3#
- 1...Qd3
- 2.Sxd3#
- 1...Qxf5
- 2.Qxf5+
- 2...Sxf5
- 3.Sd3#
- 2...Sxf5
- 2.Qxf5+
- 1...Qa1
- 2.Sd3#
- 1...Qc1
- 2.Sd3#
- 1...Qd1
- 2.Sd3#
- 1...Qe1
- 2.Sd3#
- 1...Qg1
- 2.Sd3#
- 1...Qxb2
- 2.Sd3#
- 1...Be1
- 2.Qxe3+
- 2...Qe4
- 3.Sd3#
- 2...Be4
- 3.Sc6#
- 3.Rd5#
- 2...Qe4
- 2.Qxe3+
- 1...Bc3
- 2.Qxe3+
- 2...Qe4
- 3.Sd3#
- 2...Be4
- 3.Sc6#
- 3.Rd5#
- 2...Qe4
- 2.Qxe3+
- 1...Bg2
- 2.Qxg2
- threat
- 3.Sc6#
- 3.Qd5#
- 2...Qe4
- 3.Rdxe4#
- 3.Qxe4#
- threat
- 2.Qxg2
- 1...Bf3
- 2.Qxf3
- threat
- 3.Sc6#
- 3.Rd5#
- 3.Qd5#
- 2...Qe4
- 3.Rdxe4#
- 3.Rfxe4#
- 3.Qxe4#
- threat
- 2.Qxf3
- 1...Bc6
- 2.Sxc6#
- 1...Qa2
- Tries
- 1.Sh4?
- threat
- 2.c6
- threat
- 3.Sf3#
- 2...Bxc6
- 3.Sxc6#
- 2...Qe4
- 3.Rfxe4#
- 2...Qd1
- 3.Sd3#
- 3.Sg6#
- 3.Rfe4#
- 2...Qf1
- 3.Sg6#
- 3.Rfe4#
- threat
- 2.c6
- 1...Bxb4
- 2.Qxe3+
- 2...Qe4
- 3.Sf3#
- 3.Sg6#
- 2...Be4
- 3.Sf3#
- 3.Sg6#
- 3.Rd5#
- 2...Qe4
- 2.Qxe3+
- 1...Qe4
- 2.Sf3+
- 2...Kxf4
- 3.Sd3#
- 2...Qxf3
- 3.Sd3#
- 2...Kxf4
- 2.Sf3+
- 1...Be4
- 2.Sg6+
- 2...Kxd4
- 3.Qd7#
- 2...Bxg6
- 3.Sc6#
- 2...Kxd4
- 2.Sg6+
- 1...Qf5
- 2.Qxf5+
- 2...Sxf5
- 3.Sd3#
- 3.Sg6#
- 2...Sxf5
- 2.Qxf5+
- 1...Qh7
- 2.Bxh7
- threat
- 3.Sd3#
- 3.Sg6#
- 2...Be4
- 3.Rdxe4#
- 3.Rfxe4#
- 2...Sf5
- 3.Qxf5#
- threat
- 2.c6
- threat
- 3.Sf3#
- 2...Bxc6
- 3.Sxc6#
- 2...Qe4
- 3.Rfxe4#
- threat
- 2.Bxh7
- 1...Bc1
- 2.c6
- threat
- 3.Sf3#
- 2...Bxc6
- 3.Sxc6#
- 2...Qe4
- 3.Rfxe4#
- threat
- 2.c6
- 1...Be1
- 2.Qxe3+
- 2...Qe4
- 3.Sd3#
- 3.Sf3#
- 3.Sg6#
- 2...Be4
- 3.Sc6#
- 3.Sf3#
- 3.Sg6#
- 3.Rd5#
- 2...Qe4
- 2.Qxe3+
- 1...Bc3
- 2.Qxe3+
- 2...Qe4
- 3.Sd3#
- 3.Sf3#
- 3.Sg6#
- 2...Be4
- 3.Sc6#
- 3.Sf3#
- 3.Sg6#
- 3.Rd5#
- 2...Qe4
- 2.Qxe3+
- 1...Bg2
- 2.Qxg2
- threat
- 3.Sc6#
- 3.Sf3#
- 3.Qd5#
- 2...Qg6+
- 3.Sxg6#
- 2...Qe4
- 3.Rdxe4#
- 3.Rfxe4#
- 3.Qxe4#
- threat
- 2.Qf3
- threat
- 3.Sc6#
- 3.Rd5#
- 2...Qg6+
- 3.Sxg6#
- 2...Bxf3
- 3.Sxf3#
- 2...Qe4
- 3.Rdxe4#
- 3.Rfxe4#
- threat
- 2.Qxg2
- 1...Bd5
- 2.Bxd5
- threat
- 3.Sc6#
- 3.Sf3#
- 2...Qg6+
- 3.Sxg6#
- 2...Qe4
- 3.Rdxe4#
- 3.Rfxe4#
- threat
- 2.Rxd5+
- 2...Kxf4
- 3.Qf3#
- 2...Kxf4
- 2.Bxd5
- 1...Bb7
- 2.Kxb7
- threat
- 3.Sc6#
- 3.Sf3#
- 2...Qe4+
- 3.Rdxe4#
- 3.Rfxe4#
- threat
- 2.c6
- threat
- 3.Sf3#
- 2...Bxc6
- 3.Sxc6#
- 2...Qe4
- 3.Rfxe4#
- 2...Qd1
- 3.Sd3#
- 3.Sg6#
- 3.Rfe4#
- 2...Qf1
- 3.Sg6#
- 3.Rfe4#
- threat
- 2.Kxb7
- 1...Sf2
- 2.Qg3
- threat
- 3.Rfe4#
- 3.Rg4#
- 2...Qg6+
- 3.Sxg6#
- 2...Qe4
- 3.Rfxe4#
- 2...Be4
- 3.Rfxe4#
- 2...Se4
- 3.Sf3#
- 3.Rfxe4#
- threat
- 2.Qg3
- 1...Sg3
- 2.Qxg3
- threat
- 3.Rfe4#
- 3.Rg4#
- 2...Qg6+
- 3.Sxg6#
- 2...Qe4
- 3.Rfxe4#
- 2...Be4
- 3.Rfxe4#
- threat
- 2.Qxg3
- 1...e2
- 2.Qd3
- threat
- 3.Sg6#
- 2...Qxd3
- 3.Sxd3#
- 2...Be4
- 3.Rdxe4#
- 3.Rfxe4#
- threat
- 2.Qd3
- 1...Qc2!
- threat
- 1.Sxe7?
- threat
- 2.Sbc6+
- 2...Bxc6
- 3.Sxc6#
- 2...Bxc6
- 2.Sec6+
- 2...Bxc6
- 3.Sxc6#
- 2...Bxc6
- 2.Qd7
- threat
- 3.Qd6#
- 3.Qc7#
- 2...Qg6+
- 3.Sxg6#
- 2...Sf5
- 3.Sg6#
- 3.Qe6#
- 2...Se8
- 3.Qe6#
- threat
- 2.Sbc6+
- 1...Bxb4
- 2.Qxe3+
- 2...Qe4
- 3.Sg6#
- 2...Be4
- 3.Sc6#
- 3.Sg6#
- 3.Rd5#
- 2...Qe4
- 2.Qxe3+
- 1...Be4
- 2.Sg6+
- 2...Kxd4
- 3.Qd7#
- 2...Bxg6
- 3.Sc6#
- 2...Kxd4
- 2.Sg6+
- 1...Qc2
- 2.Sbc6+
- 2...Bxc6
- 3.Sxc6#
- 2...Bxc6
- 2.Sec6+
- 2...Bxc6
- 3.Sxc6#
- 2...Bxc6
- 2.Sbc6+
- 1...Qf5
- 2.Sbc6+
- 2...Bxc6
- 3.Sxc6#
- 2...Bxc6
- 2.Sec6+
- 2...Bxc6
- 3.Sxc6#
- 2...Bxc6
- 2.Qxf5+
- 2...Sxf5
- 3.Sd3#
- 3.Sg6#
- 2...Sxf5
- 2.Sbc6+
- 1...Qh7
- 2.Sbc6+
- 2...Bxc6
- 3.Sxc6#
- 2...Bxc6
- 2.Sec6+
- 2...Bxc6
- 3.Sxc6#
- 2...Bxc6
- 2.Bxh7
- threat
- 3.Sd3#
- 3.Sg6#
- 2...Be4
- 3.Rdxe4#
- 3.Rfxe4#
- 2...Sf5
- 3.Qxf5#
- threat
- 2.Sbc6+
- 1...Bg2
- 2.Sbc6+
- 2...Bxc6
- 3.Sxc6#
- 2...Bxc6
- 2.Sec6+
- 2...Bxc6
- 3.Sxc6#
- 2...Bxc6
- 2.Qxg2
- threat
- 3.Sbc6#
- 3.Sec6#
- 3.Qd5#
- 2...Qg6+
- 3.Sxg6#
- 2...Qe4
- 3.Rdxe4#
- 3.Rfxe4#
- 3.Qxe4#
- threat
- 2.Qd7
- threat
- 3.Qd6#
- 3.Qc7#
- 2...Qg6+
- 3.Sxg6#
- 2...Sf5
- 3.Sg6#
- 3.Qe6#
- 2...Se8
- 3.Qe6#
- threat
- 2.Sbc6+
- 1...Bf3
- 2.Sbc6+
- 2...Bxc6
- 3.Sxc6#
- 2...Bxc6
- 2.Sec6+
- 2...Bxc6
- 3.Sxc6#
- 2...Bxc6
- 2.Qd7
- threat
- 3.Qd6#
- 3.Qc7#
- 2...Qg6+
- 3.Sxg6#
- 2...Sf5
- 3.Sg6#
- 3.Qe6#
- 2...Se8
- 3.Qe6#
- threat
- 2.Qxf3
- threat
- 3.Sbc6#
- 3.Sec6#
- 3.Rd5#
- 3.Qd5#
- 2...Qg6+
- 3.Sxg6#
- 2...Qe4
- 3.Rdxe4#
- 3.Rfxe4#
- 3.Qxe4#
- threat
- 2.Sbc6+
- 1...Bd5
- 2.Sbc6+
- 2...Bxc6
- 3.Sxc6#
- 2...Bxc6
- 2.Sec6+
- 2...Bxc6
- 3.Sxc6#
- 2...Bxc6
- 2.Bxd5
- threat
- 3.Sbc6#
- 3.Sec6#
- 2...Qg6+
- 3.Sxg6#
- 2...Qe4
- 3.Rdxe4#
- 3.Rfxe4#
- threat
- 2.Sbc6+
- 1...Bb7
- 2.Kxb7
- threat
- 3.Sbc6#
- 3.Sec6#
- 2...Qe4+
- 3.Rdxe4#
- 3.Rfxe4#
- 2...Qg6
- 3.Sxg6#
- threat
- 2.Sbc6+
- 2...Bxc6
- 3.Sxc6#
- 2...Bxc6
- 2.Sec6+
- 2...Bxc6
- 3.Sxc6#
- 2...Bxc6
- 2.Qd7
- threat
- 3.Qd6#
- 3.Qc7#
- 2...Qg6+
- 3.Sxg6#
- 2...Sf5
- 3.Sg6#
- 3.Qe6#
- 2...Se8
- 3.Qe6#
- threat
- 2.Kxb7
- 1...Sf2
- 2.Sbc6+
- 2...Bxc6
- 3.Sxc6#
- 2...Bxc6
- 2.Sec6+
- 2...Bxc6
- 3.Sxc6#
- 2...Bxc6
- 2.Qd7
- threat
- 3.Qd6#
- 3.Qc7#
- 2...Qg6+
- 3.Sxg6#
- 2...Se4
- 3.Sg6#
- 2...Sf5
- 3.Sg6#
- 3.Qe6#
- 2...Se8
- 3.Qe6#
- threat
- 2.Qg3
- threat
- 3.Rfe4#
- 3.Rg4#
- 3.Rh4#
- 2...Qg6+
- 3.Sxg6#
- 2...Qe4
- 3.Rfxe4#
- 2...Be4
- 3.Rfxe4#
- 2...Se4
- 3.Rfxe4#
- threat
- 2.Sbc6+
- 1...Sg3
- 2.Sbc6+
- 2...Bxc6
- 3.Sxc6#
- 2...Bxc6
- 2.Sec6+
- 2...Bxc6
- 3.Sxc6#
- 2...Bxc6
- 2.Qd7
- threat
- 3.Qd6#
- 3.Qc7#
- 2...Qg6+
- 3.Sxg6#
- 2...Se4
- 3.Sg6#
- 2...S3f5
- 3.Sg6#
- 2...S7f5
- 3.Sg6#
- 3.Qe6#
- 2...Se8
- 3.Qe6#
- threat
- 2.Qxg3
- threat
- 3.Rfe4#
- 3.Rg4#
- 3.Rh4#
- 2...Qg6+
- 3.Sxg6#
- 2...Qe4
- 3.Rfxe4#
- 2...Be4
- 3.Rfxe4#
- threat
- 2.Sbc6+
- 1...Qe4!
- threat
- 1.Sxg7?
- threat
- 2.Qe6#
- 1...Qe4
- 2.Qe6+
- 2...Kxd4
- 3.Sf5#
- 2...Kxf4
- 3.Qf5#
- 2...Kxd4
- 2.Qe6+
- 1...Be4
- 2.Sc6+
- 2...Kxf4
- 3.Se6#
- 3.Qf5#
- 2...Bxc6
- 3.Qe6#
- 2...Kxf4
- 2.Qf5+
- 2...Kxd4
- 3.Qd5#
- 2...Bxf5
- 3.Sc6#
- 2...Kxd4
- 2.Qe6+
- 2...Kxd4
- 3.Sf5#
- 3.Qd5#
- 2...Kxf4
- 3.Qf5#
- 2...Kxd4
- 2.Sc6+
- 1...Bd5
- 2.Sc6+
- 2...Bxc6
- 3.Qe6#
- 2...Bxc6
- 2.Qe6+
- 2...Bxe6
- 3.Sc6#
- 2...Bxe6
- 2.Sc6+
- 1...Qg6+!
- threat
- 1.Qxe3+?
- 1...Qe4
- 2.Sd3#
- 1...Be4
- 2.Sc6#
- 2.Rd5#
- 1...Bxe3!
- 1...Qe4
- 1.Qg3?
- threat
- 2.Rfe4+
- 2...Kxf5
- 3.Bh7#
- 2...Kxf5
- 2.Rfe4+
- 1...Qe4
- 2.Rfxe4+
- 2...Kxf5
- 3.Bh7#
- 2...Kxf5
- 2.Rfxe4+
- 1...Be4
- 2.Rfxe4+
- 2...Kxf5
- 3.Bh7#
- 2...Kxf5
- 2.Rfxe4+
- 1...Sxg3!
- threat
- 1.Sh4?
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