MESON Chess Problem Database
Problem Display
PID: 254444 (5b2/p1N1p1p1/P1k1P1Kp/1NP2PP1/2R3P1/1P4p1/6p1/6B1 w - - 0 1)
Sommer, Bruno Oswald
Die Schwalbe, 1966
#4
12 + 8
SOLUTION
- COOKED
- Keys
- 1.Kf7!
- threat
- 2.Ke8
- threat
- 3.Kd8
- threat
- 4.Sd4#
- 4.Sxa7#
- threat
- 3.Kd8
- 2...hxg5
- 3.Kd8
- 3...g6
- 4.Sd4#
- 4.Sxa7#
- 3...g6
- 3.Kd8
- threat
- 2.Rd4
- threat
- 3.Rd7
- threat
- 4.Sxa7#
- threat
- 3.Rd7
- 2...hxg5
- 3.Kg6
- 3...Kxc5
- 4.Rc4#
- 3...Kxc5
- 3.Rd7
- 3...g6
- 4.Sxa7#
- 3...g6
- 3.Kg6
- threat
- 2.Ke8
- 1...hxg5
- 2.Ke8
- 2...g6
- 3.Kd8
- threat
- 4.Sd4#
- 4.Sxa7#
- threat
- 3.Kd8
- 2...g6
- 2.Rd4
- threat
- 3.Kg6
- 3...Kxc5
- 4.Rc4#
- 3...Kxc5
- 3.Rd7
- 3...g6
- 4.Sxa7#
- 3...g6
- 3.Kg6
- 2...g6
- 3.Rd7
- threat
- 4.Sxa7#
- threat
- 3.Rd7
- threat
- 2.Ke8
- 1...h5
- 2.Ke8
- threat
- 3.Kd8
- threat
- 4.Sd4#
- 4.Sxa7#
- threat
- 3.Kd8
- 2...hxg4
- 3.Kd8
- 3...g6
- 4.Sd4#
- 4.Sxa7#
- 3...g6
- 3.Kd8
- threat
- 2.Rd4
- threat
- 3.Rd7
- threat
- 4.Sxa7#
- threat
- 3.Rd7
- 2...hxg4
- 3.Kg6
- 3...Kxc5
- 4.Rc4#
- 3...Kxc5
- 3.Rd7
- 3...g6
- 4.Sxa7#
- 3...g6
- 3.g6
- 3...Kxc5
- 4.Rc4#
- 3...Kxc5
- 3.Kg6
- threat
- 2.Ke8
- 1...g6
- 2.Ke8
- threat
- 3.Kd8
- threat
- 4.Sd4#
- 4.Sxa7#
- threat
- 3.Kd8
- 2...Bg7
- 3.Kd8
- threat
- 4.Sxa7#
- threat
- 3.Kd8
- threat
- 2.Ke8
- threat
- 1.Sa8!
- threat
- 2.Sxa7+
- 2...Kd5
- 3.Sb6+
- 3...Ke5
- 4.Sc6#
- 3...Ke5
- 3.Sc7+
- 3...Ke5
- 4.Sc6#
- 3...Ke5
- 3.Rd4+
- 3...Kxc5
- 4.b4#
- 3...Ke5
- 4.Sc6#
- 3...Kxc5
- 3.Sb6+
- 2...Kd5
- 2.Sxa7+
- 1...Kxb5
- 2.c6
- threat
- 3.Sc7+
- 3...Ka5
- 4.Ra4#
- 3...Ka5
- 3.Sc7+
- 2...Ka5
- 3.Sc7
- threat
- 4.Ra4#
- threat
- 3.Sc7
- 2...Kxa6
- 3.Sc7+
- 3...Ka5
- 4.Ra4#
- 3...Ka5
- 3.Sc7+
- threat
- 2.c6
- 1...Kd5
- 2.Sc3+
- 2...Kc6
- 3.b4
- threat
- 4.b5#
- threat
- 3.b4
- 2...Kc6
- 2.Rd4+
- 2...Kxc5
- 3.Sxa7
- threat
- 4.b4#
- threat
- 3.Sxa7
- 2...Ke5
- 3.Sxa7
- threat
- 4.Sc6#
- threat
- 3.Sa3
- threat
- 4.Sc4#
- threat
- 3.Sc3
- threat
- 4.Re4#
- threat
- 3.Sxa7
- 2...Kc6
- 3.Sxa7+
- 3...Kxc5
- 4.b4#
- 3...Kxc5
- 3.Sxa7+
- 2...Kxc5
- 2.Sxa7
- threat
- 3.Sb6+
- 3...Ke5
- 4.Sc6#
- 3...Ke5
- 3.Sc7+
- 3...Ke5
- 4.Sc6#
- 3...Ke5
- 3.Rd4+
- 3...Kxc5
- 4.b4#
- 3...Ke5
- 4.Sc6#
- 3...Kxc5
- 3.Sb6+
- 2...Ke5
- 3.Sb6
- threat
- 4.Sc6#
- threat
- 3.Sc7
- threat
- 4.Sc6#
- threat
- 3.Rd4
- threat
- 4.Sc6#
- threat
- 3.Sb6
- threat
- 2.Sc3+
- threat
- 1.Se8!
- threat
- 2.Sxa7+
- 2...Kd5
- 3.Sc7+
- 3...Ke5
- 4.Sc6#
- 3...Ke5
- 3.Sc7+
- 2...Kd5
- 2.Sc3
- threat
- 3.b4
- threat
- 4.b5#
- threat
- 3.b4
- 2...hxg5
- 3.Rd4
- 3...Kxc5
- 4.Rc4#
- 3...Kxc5
- 3.Rd4
- threat
- 2.Sbc7
- threat
- 3.b4
- threat
- 4.b5#
- threat
- 3.b4
- 2...hxg5
- 3.Rd4
- 3...Kxc5
- 4.Rc4#
- 3...Kxc5
- 3.Rd4
- threat
- 2.Sxa7+
- 1...Kxb5
- 2.c6
- threat
- 3.Sc7+
- 3...Ka5
- 4.Ra4#
- 3...Ka5
- 3.Sc7+
- 2...Ka5
- 3.Sc7
- threat
- 4.Ra4#
- threat
- 3.Sc7
- 2...Kxa6
- 3.Sc7+
- 3...Ka5
- 4.Ra4#
- 3...Ka5
- 3.Sc7+
- threat
- 2.c6
- 1...Kd5
- 2.Sc3+
- 2...Kc6
- 3.b4
- threat
- 4.b5#
- threat
- 3.b4
- 2...Kc6
- 2.Sxa7
- threat
- 3.Sc7+
- 3...Ke5
- 4.Sc6#
- 3...Ke5
- 3.Sc7+
- 2...Ke5
- 3.Sc7
- threat
- 4.Sc6#
- threat
- 3.Rd4
- threat
- 4.Sc6#
- threat
- 3.Sc7
- threat
- 2.c6
- threat
- 3.Sc3+
- 3...Ke5
- 4.Re4#
- 3...Ke5
- 3.Sc3+
- 2...Ke5
- 3.Sc3
- threat
- 4.Re4#
- threat
- 3.Sc3
- threat
- 2.Sc3+
- threat
- 1.Rc3!
- threat
- 2.Rd3
- threat
- 3.Rd7
- threat
- 4.Sxa7#
- threat
- 3.Rd7
- 2...hxg5
- 3.Rd4
- 3...Kxc5
- 4.Rc4#
- 3...Kxc5
- 3.Rd4
- threat
- 2.Rd3
- 1...hxg5
- 2.Re3
- 2...Kxc5
- 3.Re4+
- 3...Kc6
- 4.Rc4#
- 3...Kc6
- 3.Re4+
- 2...Kxc5
- 2.Re3
- 1...h5
- 2.Rd3
- threat
- 3.Rd7
- threat
- 4.Sxa7#
- threat
- 3.Rd7
- 2...hxg4
- 3.Rd4
- 3...Kxc5
- 4.Rc4#
- 3...Kxc5
- 3.Rd4
- 2...h4
- 3.Rd7
- 3...h3
- 4.Sxa7#
- 3...h3
- 3.Rd7
- threat
- 2.Rd3
- threat
- 1.Rd4!
- threat
- 2.Rd7
- threat
- 3.Sxa7#
- threat
- 2.Rd7
- 1...hxg5
- 2.Kf7
- threat
- 3.Kg6
- 3...Kxc5
- 4.Rc4#
- 3...Kxc5
- 3.Rd7
- 3...g6
- 4.Sxa7#
- 3...g6
- 3.Kg6
- 2...g6
- 3.Rd7
- threat
- 4.Sxa7#
- threat
- 3.Rd7
- threat
- 2.Kh7
- threat
- 3.Kg6
- 3...Kxc5
- 4.Rc4#
- 3...Kxc5
- 3.Rd7
- 3...g6
- 4.Sxa7#
- 3...g6
- 3.Kg6
- 2...g6
- 3.Rd7
- threat
- 4.Sxa7#
- threat
- 3.Rd7
- threat
- 2.Kf7
- threat
- 1.Kf7!
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