MESON Chess Problem Database
Problem Display
PID: 171037 (5kbB/bR3p2/1p1p1N1p/1K1p2pq/1p2rN2/2pn4/8/7r w - - 0 1)
Johandl, Alois
Variantim, 1990
#3
5 + 15
SOLUTION
- SOUND
- Sets
- 1...Qd1
- 2.Sg6+
- 2...fxg6
- 3.Bg7#
- 2...fxg6
- 2.Sg6+
- 1...Qe2
- 2.Sg6+
- 2...fxg6
- 3.Bg7#
- 2...fxg6
- 2.Sg6+
- 1...Qf3
- 2.Sg6+
- 2...fxg6
- 3.Bg7#
- 2...fxg6
- 2.Sg6+
- 1...Qg4
- 2.Sg6+
- 2...fxg6
- 3.Bg7#
- 2...fxg6
- 2.Sg6+
- 1...Qg6
- 2.Sxg6+
- 2...fxg6
- 3.Bg7#
- 2...fxg6
- 2.Sxg6+
- 1...Qh2
- 2.Sg6+
- 2...fxg6
- 3.Bg7#
- 2...fxg6
- 2.Sg6+
- 1...Qh3
- 2.Sg6+
- 2...fxg6
- 3.Bg7#
- 2...fxg6
- 2.Sg6+
- 1...Qh4
- 2.Sg6+
- 2...fxg6
- 3.Bg7#
- 2...fxg6
- 2.Sg6+
- 1...Rb1
- 2.S4xh5
- threat
- 3.Bg7#
- threat
- 2.S4xh5
- 1...Rc1
- 2.S4xh5
- threat
- 3.Bg7#
- threat
- 2.S4xh5
- 1...Rd1
- 2.S4xh5
- threat
- 3.Bg7#
- threat
- 2.S4xh5
- 1...Rhe1
- 2.S4xh5
- threat
- 3.Bg7#
- threat
- 2.S4xh5
- 1...Rg1
- 2.S4xh5
- threat
- 3.Bg7#
- threat
- 2.S4xh5
- 1...Rc4
- 2.Se6+
- 2...fxe6
- 3.Bg7#
- 2...fxe6
- 2.Se6+
- 1...Rd4
- 2.Se6+
- 2...fxe6
- 3.Bg7#
- 2...fxe6
- 2.Se6+
- 1...Re6
- 2.Sxe6+
- 2...fxe6
- 3.Bg7#
- 2...fxe6
- 2.Sxe6+
- 1...Re8
- 2.Sd7+
- 2...Ke7
- 3.Bf6#
- 2...Ke7
- 2.Sd7+
- 1...Bb8
- 2.Rxb8+
- 2...Ke7
- 3.Re8#
- 2...Re8
- 3.Rxe8#
- 2...Ke7
- 2.Rxb8+
- 1...Se5
- 2.Se6+
- 2...fxe6
- 3.Bg7#
- 2...fxe6
- 2.Se6+
- 1...Qd1
- Tries
- 1.Se6+?
- 1...fxe6
- 2.Bg7#
- 1...Rxe6!
- 1...fxe6
- 1.Sg6+?
- 1...fxg6
- 2.Bg7#
- 1...Qxg6!
- 1...fxg6
- 1.Rxa7?
- threat
- 2.Ra8+
- 2...Ke7
- 3.Re8#
- 2...Re8
- 3.Rxe8#
- 2...Ke7
- 2.Ra8+
- 1...Rxf4
- 2.Ra8+
- 2...Ke7
- 3.Re8#
- 2...Ke7
- 2.Ra8+
- 1...Qe2
- 2.Sg6+
- 2...fxg6
- 3.Bg7#
- 2...fxg6
- 2.Sg6+
- 1...Qg4
- 2.Sg6+
- 2...fxg6
- 3.Bg7#
- 2...fxg6
- 2.Sg6+
- 1...Qh3
- 2.Sg6+
- 2...fxg6
- 3.Bg7#
- 2...fxg6
- 2.Sg6+
- 1...Rhe1
- 2.S4xh5
- threat
- 3.Bg7#
- threat
- 2.S4xh5
- 1...Ree1
- 2.Ra8+
- 2...Ke7
- 3.Re8#
- 2...Re8
- 3.Rxe8#
- 2...Ke7
- 2.Ra8+
- 1...Re2
- 2.Ra8+
- 2...Ke7
- 3.Re8#
- 2...Re8
- 3.Rxe8#
- 2...Ke7
- 2.Ra8+
- 1...Re3
- 2.Ra8+
- 2...Ke7
- 3.Re8#
- 2...Re8
- 3.Rxe8#
- 2...Ke7
- 2.Ra8+
- 1...Rc4
- 2.Se6+
- 2...fxe6
- 3.Bg7#
- 2...fxe6
- 2.Se6+
- 1...Rd4
- 2.Se6+
- 2...fxe6
- 3.Bg7#
- 2...fxe6
- 2.Ra8+
- 2...Ke7
- 3.Re8#
- 2...Ke7
- 2.Se6+
- 1...Re5
- 2.Ra8+
- 2...Ke7
- 3.Re8#
- 2...Re8
- 3.Rxe8#
- 2...Ke7
- 2.Ra8+
- 1...Re6
- 2.Sxe6+
- 2...fxe6
- 3.Bg7#
- 2...fxe6
- 2.Ra8+
- 2...Ke7
- 3.S4xd5#
- 3.Re8#
- 2...Re8
- 3.Rxe8#
- 2...Ke7
- 2.Sxe6+
- 1...Re7
- 2.Ra8+
- 2...Re8
- 3.Rxe8#
- 2...Re8
- 2.Ra8+
- 1...Re8
- 2.Sd7+
- 2...Ke7
- 3.Bf6#
- 2...Ke7
- 2.Sd7+
- 1...Se5
- 2.Se6+
- 2...fxe6
- 3.Bg7#
- 2...fxe6
- 2.Ra8+
- 2...Ke7
- 3.Re8#
- 2...Ke7
- 2.Se6+
- 1...Ra1!
- threat
- 1.Rd7?
- threat
- 2.Rd8+
- 2...Ke7
- 3.Re8#
- 2...Re8
- 3.Rxe8#
- 2...Ke7
- 2.Rd8+
- 1...Rxf4
- 2.Rd8+
- 2...Ke7
- 3.Re8#
- 2...Ke7
- 2.Rd8+
- 1...Qe2
- 2.Sg6+
- 2...fxg6
- 3.Bg7#
- 2...fxg6
- 2.Sg6+
- 1...Rhe1
- 2.S4xh5
- threat
- 3.Bg7#
- threat
- 2.S4xh5
- 1...Ree1
- 2.Rd8+
- 2...Ke7
- 3.Re8#
- 2...Re8
- 3.Rxe8#
- 2...Ke7
- 2.Rd8+
- 1...Re2
- 2.Rd8+
- 2...Ke7
- 3.Re8#
- 2...Re8
- 3.Rxe8#
- 2...Ke7
- 2.Rd8+
- 1...Re3
- 2.Rd8+
- 2...Ke7
- 3.Re8#
- 2...Re8
- 3.Rxe8#
- 2...Ke7
- 2.Rd8+
- 1...Rc4
- 2.Se6+
- 2...fxe6
- 3.Bg7#
- 2...fxe6
- 2.Rd8+
- 2...Ke7
- 3.Re8#
- 2...Ke7
- 2.Se6+
- 1...Rd4
- 2.Se6+
- 2...fxe6
- 3.Bg7#
- 2...fxe6
- 2.Rd8+
- 2...Ke7
- 3.Re8#
- 2...Ke7
- 2.Se6+
- 1...Re5
- 2.Rd8+
- 2...Ke7
- 3.Re8#
- 2...Re8
- 3.Rxe8#
- 2...Ke7
- 2.Rd8+
- 1...Re6
- 2.Sxe6+
- 2...fxe6
- 3.Bg7#
- 2...fxe6
- 2.Rd8+
- 2...Ke7
- 3.Re8#
- 2...Re8
- 3.Rxe8#
- 2...Ke7
- 2.Sxe6+
- 1...Re7
- 2.Rd8+
- 2...Re8
- 3.Rxe8#
- 2...Re8
- 2.Rd8+
- 1...Se5
- 2.Se6+
- 2...fxe6
- 3.Bg7#
- 2...fxe6
- 2.Rd8+
- 2...Ke7
- 3.Re8#
- 2...Ke7
- 2.Se6+
- 1...Re8!
- threat
- 1.Rb8+?
- 1...Ke7
- 2.Re8#
- 1...Re8
- 2.Rxe8#
- 1...Bxb8!
- 1...Ke7
- 1.Se6+?
- Keys
- 1.Rc7!
- threat
- 2.Rc8+
- 2...Ke7
- 3.Re8#
- 2...Re8
- 3.Rxe8#
- 2...Ke7
- 2.Rc8+
- 1...Rxf4
- 2.Rc8+
- 2...Ke7
- 3.Re8#
- 2...Ke7
- 2.Rc8+
- 1...Qe2
- 2.Sg6+
- 2...fxg6
- 3.Bg7#
- 2...fxg6
- 2.Sg6+
- 1...Qg4
- 2.Sg6+
- 2...fxg6
- 3.Bg7#
- 2...fxg6
- 2.Sg6+
- 1...Qh3
- 2.Sg6+
- 2...fxg6
- 3.Bg7#
- 2...fxg6
- 2.Sg6+
- 1...Rhe1
- 2.S4xh5
- threat
- 3.Bg7#
- threat
- 2.S4xh5
- 1...Ree1
- 2.Rc8+
- 2...Ke7
- 3.Re8#
- 2...Re8
- 3.Rxe8#
- 2...Ke7
- 2.Rc8+
- 1...Re2
- 2.Rc8+
- 2...Ke7
- 3.Re8#
- 2...Re8
- 3.Rxe8#
- 2...Ke7
- 2.Rc8+
- 1...Re3
- 2.Rc8+
- 2...Ke7
- 3.Re8#
- 2...Re8
- 3.Rxe8#
- 2...Ke7
- 2.Rc8+
- 1...Rc4
- 2.Se6+
- 2...fxe6
- 3.Bg7#
- 2...fxe6
- 2.Se6+
- 1...Rd4
- 2.Se6+
- 2...fxe6
- 3.Bg7#
- 2...fxe6
- 2.Rc8+
- 2...Ke7
- 3.Re8#
- 2...Ke7
- 2.Se6+
- 1...Re5
- 2.Rc8+
- 2...Ke7
- 3.Re8#
- 2...Re8
- 3.Rxe8#
- 2...Ke7
- 2.Rc8+
- 1...Re6
- 2.Sxe6+
- 2...fxe6
- 3.Bg7#
- 2...fxe6
- 2.Rc8+
- 2...Ke7
- 3.S4xd5#
- 3.Re8#
- 2...Re8
- 3.Rxe8#
- 2...Ke7
- 2.Sxe6+
- 1...Re7
- 2.Rc8+
- 2...Re8
- 3.Rxe8#
- 2...Re8
- 2.Rc8+
- 1...Re8
- 2.Sd7+
- 2...Ke7
- 3.Bf6#
- 2...Ke7
- 2.Sd7+
- 1...Se5
- 2.Se6+
- 2...fxe6
- 3.Bg7#
- 2...fxe6
- 2.Rc8+
- 2...Ke7
- 3.Re8#
- 2...Ke7
- 2.Se6+
- threat
- 1.Rc7!
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