MESON Chess Problem Database
Problem Display
PID: 5743 (1b6/3p1p2/1P1p1P2/P2k1pQR/1KNNb3/2P1p3/4PBnP/3R4 w - - 0 1)
Gfeller, Heinz
4th Prize, Schach-Aktiv, 1986
#3
13 + 9
SOLUTION
- SOUND
- Sets
- 1...Bb1
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bc2
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bd3
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bf3
- 2.Qxf5#
- 1...Ba7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.bxa7
- threat
- 3.a8Q#
- 3.a8B#
- threat
- 2.Qg8
- 1...Bc7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.Qg8
- 1...Se1
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Sf4
- 2.Qxf4
- threat
- 3.Sxe3#
- 2...exf2
- 3.Se3#
- threat
- 2.Qxf4
- 1...Sh4
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Bb1
- Tries
- 1.Kb5?
- threat
- 2.Sc6+
- 2...Ke6
- 3.Sd8#
- 2...Bd3
- 3.Qxf5#
- 2...Ke6
- 2.Sc6+
- 1...Bb1
- 2.Sc2+
- 2...Ke4
- 3.Rd4#
- 3.Qxf5#
- 2...Ke6
- 3.Qxf5#
- 2...Ke4
- 2.Sc6+
- 2...Ke4
- 3.Rd4#
- 3.Qxf5#
- 2...Ke6
- 3.Sd8#
- 2...Bd3
- 3.Qxf5#
- 2...Ke4
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Sc2+
- 1...Bc2
- 2.Sxc2+
- 2...Ke4
- 3.Rd4#
- 3.Qxf5#
- 2...Ke6
- 3.Qxf5#
- 2...Ke4
- 2.Sc6+
- 2...Ke4
- 3.Rd4#
- 3.Qxf5#
- 2...Ke6
- 3.Sd8#
- 2...Bxd1
- 3.Qxf5#
- 2...Bd3
- 3.Qxf5#
- 2...Ke4
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Sxc2+
- 1...Bd3
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Ba7
- 2.Sc2+
- 2...Ke6
- 3.Rxd6#
- 2...Bd3
- 3.Qxf5#
- 2...Ke6
- 2.Sb3+
- 2...Ke6
- 3.Rxd6#
- 2...Bd3
- 3.Qxf5#
- 2...Ke6
- 2.Sf3+
- 2...Ke6
- 3.Rxd6#
- 2...Bd3
- 3.Qxf5#
- 2...Ke6
- 2.Sc6+
- 2...Ke6
- 3.Sd8#
- 3.Rxd6#
- 2...Bd3
- 3.Qxf5#
- 2...Ke6
- 2.Se6+
- 2...Kxe6
- 3.Rxd6#
- 2...Bd3
- 3.Qxf5#
- 2...Kxe6
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.bxa7
- threat
- 3.a8Q#
- 3.a8B#
- threat
- 2.Sc2+
- 1...Bc7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.Qg8
- 1...Se1
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Sh4
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Sf4!
- threat
- 1.Sxe3+?
- 1...Ke5
- 2.Sg4+
- 2...Kd5
- 3.c4#
- 2...Kd5
- 2.Bg3+
- 2...Sf4
- 3.Bxf4#
- 2...Sf4
- 2.Sg4+
- 1...Sxe3!
- 1...Ke5
- 1.Sxf5+?
- 1...Bd3
- 2.Sd4+
- 2...Ke4
- 3.Qf5#
- 3.exd3#
- 2...Bf5
- 3.Qxg2#
- 3.Qxf5#
- 2...Ke4
- 2.Sfxd6+
- 2...Kc6
- 3.Qb5#
- 3.Qc5#
- 3.Qd5#
- 2...Ke6
- 3.Qe5#
- 2...Kc6
- 2.Sg7+
- 2...Ke4
- 3.Qf5#
- 2...Kc6
- 3.Qd5#
- 2...Ke4
- 2.Sd4+
- 1...Kc6!
- 1...Bd3
- 1.Sc6+?
- 1...Bd3
- 2.Qxf5+
- 2...Kxc6
- 3.Qd5#
- 2...Kxc6
- 2.Qxf5+
- 1...Kxc6!
- 1...Bd3
- 1.Se6+?
- 1...Bd3
- 2.Rxd3+
- 2...Ke4
- 3.Rd4#
- 3.Qxg2#
- 3.Qxf5#
- 2...Kc6
- 3.Sd8#
- 2...Kxe6
- 3.Qxf5#
- 2...Ke4
- 2.Qxf5+
- 2...Kc6
- 3.Sd8#
- 3.Qd5#
- 2...Kc6
- 2.Rxd3+
- 1...Kxe6!
- 1...Bd3
- 1.Be1?
- 1...Bb1
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bc2
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bd3
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Ba7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.bxa7
- threat
- 3.a8Q#
- 3.a8B#
- threat
- 2.Qg8
- 1...Bc7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.Qg8
- 1...Sf4
- 2.Qxf4
- threat
- 3.Sxe3#
- threat
- 2.Qxf4
- 1...Sh4
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Sxe1!
- 1...Bb1
- 1.Bh4?
- 1...Bb1
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bc2
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bd3
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Ba7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.bxa7
- threat
- 3.a8Q#
- 3.a8B#
- threat
- 2.Qg8
- 1...Bc7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.Qg8
- 1...Se1
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 3.Qg3#
- 2...Ke5
- 2.Sxe3+
- 1...Sf4
- 2.Qxf4
- threat
- 3.Sxe3#
- threat
- 2.Qxf4
- 1...Sxh4!
- 1...Bb1
- 1.Ra1?
- 1...Bb1
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bc2
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bd3
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Sh4
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Ba7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.bxa7
- threat
- 3.a8Q#
- 3.a8B#
- threat
- 2.Qg8
- 1...Bc7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.Qg8
- 1...Se1
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Sf4
- 2.Qxf4
- threat
- 3.Sxe3#
- 2...exf2
- 3.Se3#
- threat
- 2.Qxf4
- 1...exf2!
- 1...Bb1
- 1.Rb1?
- 1...Bxb1
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bc2
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bd3
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Sh4
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Ba7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.bxa7
- threat
- 3.a8Q#
- 3.a8B#
- threat
- 2.Qg8
- 1...Bc7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.Qg8
- 1...Se1
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Sf4
- 2.Qxf4
- threat
- 3.Sxe3#
- 2...exf2
- 3.Se3#
- threat
- 2.Qxf4
- 1...exf2!
- 1...Bxb1
- 1.Rc1?
- 1...Bb1
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bc2
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bd3
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Sh4
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Ba7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.bxa7
- threat
- 3.a8Q#
- 3.a8B#
- threat
- 2.Qg8
- 1...Bc7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.Qg8
- 1...Se1
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Sf4
- 2.Qxf4
- threat
- 3.Sxe3#
- 2...exf2
- 3.Se3#
- threat
- 2.Qxf4
- 1...exf2!
- 1...Bb1
- 1.Rf1?
- 1...Bb1
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bc2
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bd3
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Sh4
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Ba7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.bxa7
- threat
- 3.a8Q#
- 3.a8B#
- threat
- 2.Qg8
- 1...Bc7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.Qg8
- 1...Se1
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Sf4
- 2.Qxf4
- threat
- 3.Sxe3#
- 2...exf2
- 3.Se3#
- threat
- 2.Qxf4
- 1...exf2!
- 1...Bb1
- 1.Rg1?
- 1...Bb1
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bc2
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bd3
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Sh4
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Ba7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.bxa7
- threat
- 3.a8Q#
- 3.a8B#
- threat
- 2.Qg8
- 1...Bc7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.Qg8
- 1...Se1
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Sf4
- 2.Qxf4
- threat
- 3.Sxe3#
- 2...exf2
- 3.Se3#
- threat
- 2.Qxf4
- 1...exf2!
- 1...Bb1
- 1.Rh1?
- 1...Bb1
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bc2
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bd3
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Sh4
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Ba7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.bxa7
- threat
- 3.a8Q#
- 3.a8B#
- threat
- 2.Qg8
- 1...Bc7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.Qg8
- 1...Se1
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Sf4
- 2.Qxf4
- threat
- 3.Sxe3#
- 2...exf2
- 3.Se3#
- threat
- 2.Qxf4
- 1...exf2!
- 1...Bb1
- 1.Rd3?
- 1...Bxd3
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Sh4
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Ba7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.bxa7
- threat
- 3.a8Q#
- 3.a8B#
- threat
- 2.Qg8
- 1...Bc7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.Qg8
- 1...Se1
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Sf4
- 2.Qxf4
- threat
- 3.Sxe3#
- 2...exf2
- 3.Se3#
- threat
- 2.Qxf4
- 1...exf2!
- 1...Bxd3
- 1.Qf4?
- threat
- 2.Rxf5+
- 2...Bxf5
- 3.Qxf5#
- 2...Bxf5
- 2.Rxf5+
- 1...Bb1
- 2.Rxf5+
- 2...Bxf5
- 3.Qxf5#
- 2...Bxf5
- 2.Qf3+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Rxf5+
- 1...Bc2
- 2.Rxf5+
- 2...Bxf5
- 3.Qxf5#
- 2...Bxf5
- 2.Qf3+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Rxf5+
- 1...Bd3
- 2.Rxf5+
- 2...Bxf5
- 3.Qxf5#
- 2...Bxf5
- 2.Qf3+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.exd3
- threat
- 3.Rxf5#
- 3.Qf3#
- 3.Qe4#
- 3.Qxf5#
- threat
- 2.Rxf5+
- 1...Sxf4!
- threat
- 1.Qxg2?
- threat
- 2.Rxf5#
- 1...Bf3
- 2.Qxf3#
- 1...Bxg2!
- threat
- 1.Qg3?
- 1...Bb1
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qf3+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bc2
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qf3+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bd3
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qf3+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.exd3
- threat
- 3.Rxf5#
- 3.Qxg2#
- 3.Qf3#
- 2...Sh4
- 3.Sxe3#
- threat
- 2.Qxg2+
- 1...Bc7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.Qg8
- 1...Sf4
- 2.Qxf4
- threat
- 3.Sxe3#
- 2...exf2
- 3.Se3#
- threat
- 2.Qxf4
- 1...exf2!
- 1...Bb1
- 1.Qg4?
- threat
- 2.Rxf5+
- 2...Bxf5
- 3.Qxf5#
- 2...Bxf5
- 2.Rxf5+
- 1...Bb1
- 2.Rxf5+
- 2...Bxf5
- 3.Qxf5#
- 2...Bxf5
- 2.Qf3+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Rxf5+
- 1...Bc2
- 2.Rxf5+
- 2...Bxf5
- 3.Qxf5#
- 2...Bxf5
- 2.Qf3+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Rxf5+
- 1...Bd3
- 2.Rxf5+
- 2...Bxf5
- 3.Qxf5#
- 2...Bxf5
- 2.Qf3+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.exd3
- threat
- 3.Rxf5#
- 3.Qf3#
- 3.Qxf5#
- 3.Qxg2#
- 3.Qe4#
- threat
- 2.Rxf5+
- 1...Sh4!
- threat
- 1.Qg6?
- threat
- 2.Qxf7#
- 1...Bb1
- 2.Rxf5+
- 2...Ke4
- 3.Qxg2#
- 2...Bxf5
- 3.Qxf5#
- 2...Ke4
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Rxf5+
- 1...Bc2
- 2.Rxf5+
- 2...Ke4
- 3.Qxg2#
- 2...Bxf5
- 3.Qxf5#
- 2...Ke4
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Rxf5+
- 1...Bd3
- 2.Rxf5+
- 2...Ke4
- 3.Qxg2#
- 3.exd3#
- 2...Bxf5
- 3.Qxf5#
- 2...Ke4
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Rxf5+
- 1...Sf4
- 2.Rxf5+
- 2...Bxf5
- 3.Qxf5#
- 2...Bxf5
- 2.Rxf5+
- 1...fxg6!
- threat
- 1.Qg7?
- threat
- 2.Qxf7#
- 1...Bb1
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bc2
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bd3
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.exd3
- threat
- 3.Rxf5#
- 3.Qxg2#
- 3.Qxf7#
- threat
- 2.Qxg2+
- 1...Bf3
- 2.Rxf5+
- 2...Ke4
- 3.exf3#
- 2...Ke4
- 2.exf3
- threat
- 3.Rxf5#
- 3.Qxf7#
- threat
- 2.Rxf5+
- 1...Sf4!
- threat
- 1.Qg8?
- threat
- 2.Qxf7#
- 1...Bb1
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bc2
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bd3
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.exd3
- threat
- 3.Rxf5#
- 3.Qxf7#
- 3.Qxg2#
- threat
- 2.Qxg2+
- 1...Bf3
- 2.Rxf5+
- 2...Ke4
- 3.Qe8#
- 3.exf3#
- 2...Ke4
- 2.exf3
- threat
- 3.Rxf5#
- 3.Qxf7#
- threat
- 2.Rxf5+
- 1...Sf4!
- threat
- 1.h3?
- 1...Bb1
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bc2
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bd3
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Sh4
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Ba7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.bxa7
- threat
- 3.a8Q#
- 3.a8B#
- threat
- 2.Qg8
- 1...Bc7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.Qg8
- 1...Se1
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Sf4
- 2.Qxf4
- threat
- 3.Sxe3#
- 2...exf2
- 3.Se3#
- threat
- 2.Qxf4
- 1...exf2!
- 1...Bb1
- 1.h4?
- 1...Sxh4
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Bb1
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bc2
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bd3
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Ba7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.bxa7
- threat
- 3.a8Q#
- 3.a8B#
- threat
- 2.Qg8
- 1...Bc7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.Qg8
- 1...Se1
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Sf4
- 2.Qxf4
- threat
- 3.Sxe3#
- 2...exf2
- 3.Se3#
- threat
- 2.Qxf4
- 1...exf2!
- 1...Sxh4
- 1.a6?
- 1...Bb1
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bc2
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bd3
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Sh4
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Ba7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.bxa7
- threat
- 3.a8Q#
- 3.a8B#
- threat
- 2.Qg8
- 1...Bc7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.a7
- threat
- 3.a8Q#
- 3.a8B#
- threat
- 2.Qg8
- 1...Se1
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Sf4
- 2.Qxf4
- threat
- 3.Sxe3#
- 2...exf2
- 3.Se3#
- threat
- 2.Qxf4
- 1...exf2!
- 1...Bb1
- 1.Kb5?
- Keys
- 1.Re1!
- 1...Sxe1
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...exf2
- 2.Qxf5+
- 2...Bxf5
- 3.e4#
- 2...Bxf5
- 2.Qxf5+
- 1...Bb1
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bc2
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Bd3
- 2.Qxg2+
- 2...Be4
- 3.Rxf5#
- 2...Be4
- 2.Qxg2+
- 1...Sh4
- 2.Sxe3+
- 2...Ke5
- 3.Bg3#
- 2...Ke5
- 2.Sxe3+
- 1...Ba7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.bxa7
- threat
- 3.a8Q#
- 3.a8B#
- threat
- 2.Qg8
- 1...Bc7
- 2.Qg8
- threat
- 3.Qxf7#
- 3.Qa8#
- threat
- 2.Qg8
- 1...Sf4
- 2.Qxf4
- threat
- 3.Sxe3#
- 2...exf2
- 3.Se3#
- threat
- 2.Qxf4
- 1...Sxe1
- 1.Re1!
FEATURES
NOT CLASSIFIED
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).