MESON Chess Problem Database
Problem Display
PID: 252468 (6N1/2P1PP1r/8/8/5K1k/6R1/8/8 w - - 0 1)
Ahlheim, Karl-Heinz
3rd Prize, Die Schwalbe 140. TT, 1966
#4
6 + 2
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Keys
- 1.f8R!
- threat
- 2.c8Q
- threat
- 3.Rh3#
- 3.Qh3#
- 3.Qg4#
- 2...Rf7+
- 3.Rxf7
- 3...Kh5
- 4.Rh7#
- 4.Qh3#
- 4.Qg4#
- 3...Kh5
- 3.Rxf7
- threat
- 2.c8B
- threat
- 3.Rh3#
- 2...Rf7+
- 3.Rxf7
- 3...Kh5
- 4.Rh7#
- 3...Kh5
- 3.Rxf7
- 2...Kh5
- 3.Bg4+
- 3...Kh4
- 4.Rh3#
- 3...Kg6
- 4.Bd1#
- 4.Be2#
- 4.Bf3#
- 3...Kh4
- 3.Bf5
- threat
- 4.Rh3#
- 3...Kh4
- 4.Rh3#
- threat
- 3.Rf6
- threat
- 4.Rh3#
- 3...Kh4
- 4.Rh3#
- threat
- 3.Bg4+
- threat
- 2.c8Q
- 1...Kh5
- 2.Sf6+
- 2...Kh4
- 3.c8Q
- threat
- 4.Rh3#
- 4.Qh3#
- 4.Qg4#
- threat
- 3.c8B
- threat
- 4.Rh3#
- threat
- 3.c8Q
- 2...Kh6
- 3.c8Q
- threat
- 4.Qh3#
- threat
- 3.Kf5
- threat
- 4.Rg6#
- 3...Rg7
- 4.Rh3#
- threat
- 3.c8Q
- 2...Kh4
- 2.c8Q
- threat
- 3.Qh3#
- 3.Qg4#
- 2...Rf7+
- 3.Rxf7
- 3...Kh4
- 4.Rh3#
- 4.Rh7#
- 4.Qh3#
- 4.Qg4#
- 3...Kh4
- 3.Rxf7
- threat
- 2.c8B
- threat
- 3.Bg4+
- 3...Kh4
- 4.Rh3#
- 3...Kg6
- 4.Bd1#
- 4.Be2#
- 4.Bf3#
- 3...Kh4
- 3.Bf5
- threat
- 4.Rh3#
- 3...Kh4
- 4.Rh3#
- threat
- 3.Rf6
- threat
- 4.Rh3#
- 3...Kh4
- 4.Rh3#
- threat
- 3.Bg4+
- 2...Rf7+
- 3.Rxf7
- 3...Kh4
- 4.Rh3#
- 4.Rh7#
- 3...Kh4
- 3.Rxf7
- 2...Rxe7
- 3.Sxe7
- threat
- 4.Rh3#
- 4.Rh8#
- 3...Kh4
- 4.Rh3#
- 4.Rh8#
- 3...Kh6
- 4.Rh8#
- threat
- 3.Sxe7
- 2...Rg7
- 3.Rh3+
- 3...Kg6
- 4.Bf5#
- 4.Rh6#
- 4.Rf6#
- 3...Kg6
- 3.Rxg7
- 3...Kh4
- 4.Rh7#
- 3...Kh4
- 3.Rh3+
- threat
- 2.Rg1
- threat
- 3.Rf5+
- 3...Kh4
- 4.Rh1#
- 3...Kh4
- 3.Rf6
- threat
- 4.Rh1#
- 3...Kh4
- 4.Rh1#
- threat
- 3.Rf5+
- 2...Rf7+
- 3.Rxf7
- 3...Kh4
- 4.Rh1#
- 4.Rh7#
- 3...Kh4
- 3.Rxf7
- 2...Rg7
- 3.Rh1+
- 3...Kg6
- 4.Rh6#
- 4.Rf6#
- 3...Kg6
- 3.Rxg7
- 3...Kh4
- 4.Rh7#
- 3...Kh4
- 3.Rh1+
- threat
- 2.Rg2
- threat
- 3.Rf5+
- 3...Kh4
- 4.Rh2#
- 3...Kh4
- 3.Rf6
- threat
- 4.Rh2#
- 3...Kh4
- 4.Rh2#
- threat
- 3.Rf5+
- 2...Rf7+
- 3.Rxf7
- 3...Kh4
- 4.Rh2#
- 4.Rh7#
- 3...Kh4
- 3.Rxf7
- 2...Rg7
- 3.Rh2+
- 3...Kg6
- 4.Rh6#
- 4.Rf6#
- 3...Kg6
- 3.Rxg7
- 3...Kh4
- 4.Rh7#
- 3...Kh4
- 3.Rh2+
- threat
- 2.Rf6
- threat
- 3.Rh3#
- 2...Kh4
- 3.c8Q
- threat
- 4.Rh3#
- 4.Qh3#
- 4.Qg4#
- 3...Kh5
- 4.Rh3#
- 4.Qh3#
- 4.Qg4#
- threat
- 3.c8B
- threat
- 4.Rh3#
- 3...Kh5
- 4.Rh3#
- threat
- 3.c8Q
- threat
- 2.Sf6+
- 1...Rh5
- 2.c8B
- threat
- 3.Rh3#
- 2...Rf5+
- 3.Bxf5
- 3...Kh5
- 4.Rh3#
- 3...Kh5
- 3.Bxf5
- threat
- 2.c8B
- 1...Rh6
- 2.Sxh6
- 2...Kh5
- 3.e8Q+
- 3...Kh4
- 4.Sf5#
- 3...Kxh6
- 4.Rh8#
- 4.Qg6#
- 3...Kh4
- 3.e8B+
- 3...Kh4
- 4.Sf5#
- 3...Kxh6
- 4.Rh8#
- 3...Kh4
- 3.c8Q
- threat
- 4.Qh3#
- 3...Kh4
- 4.Rh3#
- 4.Qh3#
- 4.Qg4#
- 3...Kxh6
- 4.Rh8#
- 4.Qh3#
- threat
- 3.c8B
- 3...Kh4
- 4.Rh3#
- 3...Kxh6
- 4.Rh8#
- 3...Kh4
- 3.Sf7
- 3...Kh4
- 4.Rh8#
- 3...Kh4
- 3.Rg1
- 3...Kh4
- 4.Rh1#
- 3...Kxh6
- 4.Rh8#
- 3...Kh4
- 3.Rg2
- 3...Kh4
- 4.Rh2#
- 3...Kxh6
- 4.Rh8#
- 3...Kh4
- 3.Rg4
- 3...Kxh6
- 4.Rh8#
- 3...Kxh6
- 3.Rh8
- 3...Kh4
- 4.Sg4#
- 4.Sf5#
- 4.Sf7#
- 4.Sg8#
- 3...Kh4
- 3.e8Q+
- 2...Kh5
- 2.c8Q
- threat
- 3.Rh3#
- 3.Qh3#
- 3.Qg4#
- 2...Rf6+
- 3.Rxf6
- 3...Kh5
- 4.Rh3#
- 4.Rh6#
- 4.Qh3#
- 4.Qg4#
- 3...Kh5
- 3.Rxf6
- 2...Re6
- 3.Qxe6
- 3...Kh5
- 4.Rh3#
- 4.Qh3#
- 4.Qg4#
- 4.Qh6#
- 3...Kh5
- 3.Qxe6
- threat
- 2.Sf6
- 2...Rxf6+
- 3.Rxf6
- 3...Kh5
- 4.Rh3#
- 3...Kh5
- 3.Rxf6
- 2...Rh5
- 3.Sxh5
- 3...Kxh5
- 4.Rh8#
- 3...Kxh5
- 3.Sxh5
- 2...Rg6
- 3.Rh8+
- 3...Rh6
- 4.Rxh6#
- 3...Rh6
- 3.Rxg6
- 3...Kh3
- 4.Rh8#
- 3...Kh3
- 3.Rh8+
- 2...Rh7
- 3.c8Q
- threat
- 4.Rh3#
- 4.Qh3#
- 4.Qg4#
- threat
- 3.c8B
- threat
- 4.Rh3#
- threat
- 3.c8Q
- 2...Rxf6+
- 2.Sxh6
- 1...Rg7
- 2.Rxg7
- threat
- 3.Rh7#
- 2...Kh3
- 3.e8Q
- threat
- 4.Qh5#
- 3...Kh2
- 4.Qh5#
- 3...Kh4
- 4.Rh7#
- threat
- 3.Sf6
- threat
- 4.Rh8#
- 3...Kh2
- 4.Rh8#
- 3...Kh4
- 4.Rh7#
- 4.Rh8#
- threat
- 3.Rf5
- threat
- 4.Rh5#
- 3...Kh2
- 4.Rh5#
- 3...Kh4
- 4.Rh7#
- threat
- 3.Rf6
- threat
- 4.Rh6#
- 3...Kh2
- 4.Rh6#
- 3...Kh4
- 4.Rh6#
- 4.Rh7#
- threat
- 3.e8Q
- 2...Kh5
- 3.Rf5+
- 3...Kh4
- 4.Rh7#
- 3...Kh4
- 3.e8Q+
- 3...Kh4
- 4.Rh7#
- 3...Kh4
- 3.e8B+
- 3...Kh4
- 4.Rh7#
- 3...Kh4
- 3.c8Q
- 3...Kh4
- 4.Rh7#
- 4.Qg4#
- 3...Kh4
- 3.c8S
- 3...Kh4
- 4.Rh7#
- 3...Kh4
- 3.c8B
- 3...Kh4
- 4.Rh7#
- 3...Kh4
- 3.c8R
- 3...Kh4
- 4.Rh7#
- 3...Kh4
- 3.e8S
- 3...Kh4
- 4.Rh7#
- 3...Kh4
- 3.e8R
- 3...Kh4
- 4.Rh7#
- 3...Kh4
- 3.Rg1
- 3...Kh4
- 4.Rh1#
- 3...Kh4
- 3.Rg2
- 3...Kh4
- 4.Rh2#
- 3...Kh4
- 3.Rf6
- 3...Kh4
- 4.Rh6#
- 4.Rh7#
- 3...Kh4
- 3.Rff7
- 3...Kh4
- 4.Rh7#
- 3...Kh4
- 3.Ra8
- 3...Kh4
- 4.Rh7#
- 3...Kh4
- 3.Rb8
- 3...Kh4
- 4.Rh7#
- 3...Kh4
- 3.Rc8
- 3...Kh4
- 4.Rh7#
- 3...Kh4
- 3.Rd8
- 3...Kh4
- 4.Rh7#
- 3...Kh4
- 3.Re8
- 3...Kh4
- 4.Rh7#
- 3...Kh4
- 3.Rf5+
- threat
- 2.Sf6
- threat
- 3.Rh8+
- 3...Rh7
- 4.Rxh7#
- 3...Rh7
- 3.Rxg7
- 3...Kh3
- 4.Rh8#
- 3...Kh3
- 3.c8Q
- threat
- 4.Rh3#
- 4.Qh3#
- 3...Rg4+
- 4.Qxg4#
- 3...Rxg3
- 4.Rh8#
- threat
- 3.Rh8+
- 2...Rg4+
- 3.Rxg4+
- 3...Kh3
- 4.Rh8#
- 3...Kh3
- 3.Rxg4+
- 2...Rxe7
- 3.Rh8+
- 3...Rh7
- 4.Rxh7#
- 3...Rh7
- 3.Rh8+
- 2...Rg5
- 3.Rh8+
- 3...Rh5
- 4.Rxh5#
- 3...Rh5
- 3.Rxg5
- 3...Kh3
- 4.Rh8#
- 3...Kh3
- 3.Rh8+
- 2...Rg6
- 3.Rh8+
- 3...Rh6
- 4.Rxh6#
- 3...Rh6
- 3.Rxg6
- 3...Kh3
- 4.Rh8#
- 3...Kh3
- 3.Rh8+
- 2...Rf7
- 3.Rh8+
- 3...Rh7
- 4.Rxh7#
- 3...Rh7
- 3.Rh8+
- 2...Rh7
- 3.c8Q
- threat
- 4.Rh3#
- 4.Qh3#
- 4.Qg4#
- threat
- 3.c8B
- threat
- 4.Rh3#
- threat
- 3.c8Q
- 2...Rg8
- 3.c8Q
- threat
- 4.Rh3#
- 4.Qh3#
- 3...Rg4+
- 4.Qxg4#
- 3...Rxg3
- 4.Rh8#
- threat
- 3.c8Q
- threat
- 2.Rf6
- threat
- 3.Rh6#
- 2...Rg4+
- 3.Rxg4+
- 3...Kh3
- 4.Rh6#
- 3...Kh5
- 4.Rf5#
- 4.Rh6#
- 4.e8Q#
- 4.e8B#
- 3...Kh3
- 3.Rxg4+
- 2...Rg5
- 3.Rxg5
- 3...Kh3
- 4.Rh6#
- 3...Kh3
- 3.Rxg5
- 2...Rg6
- 3.Rfxg6
- 3...Kh5
- 4.Rh6#
- 3...Kh5
- 3.Rfxg6
- 2...Rf7
- 3.Rxf7
- 3...Kh5
- 4.Rh7#
- 3...Kh5
- 3.Rxf7
- 2...Rh7
- 3.c8Q
- threat
- 4.Rh3#
- 4.Qh3#
- 4.Qg4#
- 3...Kh5
- 4.Rh3#
- 4.Qh3#
- 4.Qg4#
- threat
- 3.c8B
- threat
- 4.Rh3#
- 3...Kh5
- 4.Rh3#
- threat
- 3.c8Q
- threat
- 2.Rxg7
- threat
- 1.f8R!
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