MESON Chess Problem Database
Problem Display
PID: 45683 (5k2/3RN3/4P2p/5Kn1/8/8/8/8 w - - 0 1)
Boswell, Edward
7th HM., BCF 058. Ty., 1947-1948
#4
4 + 3
SOLUTION
- SOUND
- Keys
- 1.Sd5!
- threat
- 2.Sf6
- threat
- 3.Kg6
- threat
- 4.e7#
- 3...Sxe6
- 4.Rf7#
- threat
- 3.Kg6
- 2...Sxe6
- 3.Kxe6
- 3...h5
- 4.Rf7#
- 3...h5
- 3.Kxe6
- threat
- 2.Sf6
- 1...Ke8
- 2.Sf6+
- 2...Kf8
- 3.Kg6
- threat
- 4.e7#
- 3...Sxe6
- 4.Rf7#
- threat
- 3.Kg6
- 2...Kf8
- 2.Kg6
- threat
- 3.Sf6+
- 3...Kf8
- 4.e7#
- 3...Kf8
- 3.Sf6+
- 2...Sxe6
- 3.Sf6+
- 3...Kf8
- 4.Rf7#
- 3...Kf8
- 3.Sf6+
- 2...Sf3
- 3.Sf6+
- 3...Kf8
- 4.Rf7#
- 4.e7#
- 3...Kf8
- 3.Kg7
- threat
- 4.Sf6#
- 4.Sc7#
- threat
- 3.Sf6+
- 2...Sh3
- 3.Sf6+
- 3...Kf8
- 4.Rf7#
- 4.e7#
- 3...Kf8
- 3.Kg7
- threat
- 4.Sf6#
- 4.Sc7#
- threat
- 3.Sf6+
- 2...Se4
- 3.Kg7
- threat
- 4.Sc7#
- threat
- 3.Kg7
- 2...Sf7
- 3.Sf6+
- 3...Kf8
- 4.Rxf7#
- 4.e7#
- 3...Kf8
- 3.Kg7
- threat
- 4.Sf6#
- 4.Sc7#
- threat
- 3.Sf6+
- 2...Sh7
- 3.Rxh7
- threat
- 4.Rh8#
- 3...Kd8
- 4.Rh8#
- 3...Kf8
- 4.Rh8#
- threat
- 3.Kg7
- threat
- 4.Sc7#
- threat
- 3.Rxh7
- threat
- 2.Sf6+
- 1...Kg8
- 2.Sf6+
- 2...Kf8
- 3.Kg6
- threat
- 4.e7#
- 3...Sxe6
- 4.Rf7#
- threat
- 3.Kg6
- 2...Kh8
- 3.Rd8+
- 3...Kg7
- 4.Rg8#
- 3...Kg7
- 3.Rd8+
- 2...Kf8
- 2.Sf6+
- 1...Sxe6
- 2.Kxe6
- threat
- 3.Sf6
- 3...h5
- 4.Rf7#
- 3...h5
- 3.Sf6
- 2...Ke8
- 3.Sf6+
- 3...Kf8
- 4.Rf7#
- 3...Kf8
- 3.Sf6+
- 2...Kg8
- 3.Sf6+
- 3...Kf8
- 4.Rf7#
- 3...Kh8
- 4.Rh7#
- 3...Kf8
- 3.Sf6+
- 2...h5
- 3.Sf6
- 3...h4
- 4.Rf7#
- 3...h4
- 3.Sf6
- threat
- 2.Kxe6
- 1...Sf7
- 2.Sf6
- threat
- 3.Rxf7#
- 2...Sd6+
- 3.Kg6
- threat
- 4.e7#
- 3...Sf5
- 4.Rf7#
- 3...Sc8
- 4.Rf7#
- threat
- 3.Kg6
- 2...Kg7
- 3.Rxf7+
- 3...Kh8
- 4.Rh7#
- 3...Kh8
- 3.Rxf7+
- 2...Se5
- 3.Kxe5
- 3...h5
- 4.Rf7#
- 3...h5
- 3.Rh7
- threat
- 4.e7#
- 3...Sf7
- 4.Rxf7#
- 3...Sc6
- 4.Rf7#
- 3...Sg6
- 4.Rf7#
- threat
- 3.Kxe5
- 2...Sg5
- 3.Kg6
- threat
- 4.e7#
- 3...Sxe6
- 4.Rf7#
- threat
- 3.Kg6
- 2...Sd8
- 3.e7+
- 3...Kf7
- 4.exd8Q#
- 4.exd8R#
- 4.e8Q#
- 4.e8R#
- 3...Kg7
- 4.exd8Q#
- 4.exd8R#
- 3...Kf7
- 3.Kg6
- threat
- 4.e7#
- 3...Sxe6
- 4.Rf7#
- 3...Sc6
- 4.Rf7#
- threat
- 3.e7+
- 2...Sh8
- 3.Rh7
- threat
- 4.e7#
- 3...Sf7
- 4.Rxf7#
- 3...Sg6
- 4.Rf7#
- threat
- 3.Rh7
- threat
- 2.Sf6
- 1...Sf3
- 2.Kf6
- threat
- 3.Rd8#
- 2...Ke8
- 3.Sc7+
- 3...Kf8
- 4.Rd8#
- 3...Kf8
- 3.Kg7
- threat
- 4.Sf6#
- 4.Sc7#
- threat
- 3.Ra7
- threat
- 4.Ra8#
- 3...Kd8
- 4.Ra8#
- 3...Kf8
- 4.Ra8#
- threat
- 3.Rb7
- threat
- 4.Rb8#
- 3...Kd8
- 4.Rb8#
- 3...Kf8
- 4.Rb8#
- threat
- 3.Rh7
- threat
- 4.Rh8#
- 3...Kd8
- 4.Rh8#
- 3...Kf8
- 4.Rh8#
- threat
- 3.Sc7+
- 2...Kg8
- 3.e7
- threat
- 4.e8Q#
- 4.e8R#
- 3...Kh7
- 4.e8Q#
- 4.e8R#
- 3...Kh8
- 4.e8Q#
- 4.e8R#
- threat
- 3.e7
- threat
- 2.Sf6
- threat
- 3.Rf7#
- 2...Sd4+
- 3.Kg6
- threat
- 4.Rf7#
- 4.e7#
- threat
- 3.Kg6
- 2...Sh4+
- 3.Ke4
- threat
- 4.Rf7#
- threat
- 3.Ke4
- 2...Se5
- 3.Kxe5
- 3...h5
- 4.Rf7#
- 3...h5
- 3.Rh7
- threat
- 4.e7#
- 3...Sf7
- 4.Rxf7#
- 3...Sc6
- 4.Rf7#
- 3...Sg6
- 4.Rf7#
- threat
- 3.Kxe5
- 2...Sg5
- 3.Kg6
- threat
- 4.e7#
- 3...Sxe6
- 4.Rf7#
- threat
- 3.Kg6
- threat
- 2.Kf6
- 1...Sh3
- 2.e7+
- 2...Kf7
- 3.Sf6
- threat
- 4.e8Q#
- 4.e8R#
- 3...Kg7
- 4.e8Q#
- 4.e8R#
- threat
- 3.Sc7
- threat
- 4.e8Q#
- 4.e8R#
- 3...Kg7
- 4.e8Q#
- 4.e8R#
- 3...Kg8
- 4.e8Q#
- 4.e8R#
- threat
- 3.Sf6
- 2...Ke8
- 3.Sf6+
- 3...Kf7
- 4.e8Q#
- 4.e8R#
- 3...Kf7
- 3.Sf6+
- 2...Kf7
- 2.Kf6
- threat
- 3.Rd8#
- 2...Ke8
- 3.Sc7+
- 3...Kf8
- 4.Rd8#
- 3...Kf8
- 3.Kg7
- threat
- 4.Sf6#
- 4.Sc7#
- threat
- 3.Ra7
- threat
- 4.Ra8#
- 3...Kd8
- 4.Ra8#
- 3...Kf8
- 4.Ra8#
- threat
- 3.Rb7
- threat
- 4.Rb8#
- 3...Kd8
- 4.Rb8#
- 3...Kf8
- 4.Rb8#
- threat
- 3.Rh7
- threat
- 4.Rh8#
- 3...Kd8
- 4.Rh8#
- 3...Kf8
- 4.Rh8#
- threat
- 3.Sc7+
- 2...Kg8
- 3.e7
- threat
- 4.e8Q#
- 4.e8R#
- 3...Kh7
- 4.e8Q#
- 4.e8R#
- 3...Kh8
- 4.e8Q#
- 4.e8R#
- threat
- 3.e7
- threat
- 2.Sf6
- threat
- 3.Rf7#
- 2...Sg5
- 3.Kg6
- threat
- 4.e7#
- 3...Sxe6
- 4.Rf7#
- threat
- 3.Kg6
- threat
- 2.Rh7
- threat
- 3.e7+
- 3...Ke8
- 4.Sf6#
- 3...Kg8
- 4.Sf6#
- 3...Ke8
- 3.Sf6
- threat
- 4.Rf7#
- 4.e7#
- threat
- 3.e7+
- 2...Kg8
- 3.Sf6+
- 3...Kf8
- 4.Rf7#
- 4.e7#
- 3...Kf8
- 3.Sf6+
- threat
- 2.e7+
- 1...Se4
- 2.Kxe4
- threat
- 3.Sf6
- 3...h5
- 4.Rf7#
- 3...h5
- 3.Sf6
- 2...Ke8
- 3.Sf6+
- 3...Kf8
- 4.Rf7#
- 3...Kf8
- 3.Sf6+
- 2...Kg8
- 3.Sf6+
- 3...Kf8
- 4.Rf7#
- 3...Kh8
- 4.Rh7#
- 3...Kf8
- 3.Sf6+
- 2...h5
- 3.Sf6
- 3...h4
- 4.Rf7#
- 3...h4
- 3.Sf6
- threat
- 2.Kg6
- threat
- 3.Rd8#
- 2...Ke8
- 3.Kg7
- threat
- 4.Sc7#
- threat
- 3.Kg7
- 2...Sd6
- 3.Sf6
- threat
- 4.e7#
- 3...Sf5
- 4.Rf7#
- 3...Sc8
- 4.Rf7#
- threat
- 3.Sf6
- 2...Sf6
- 3.Sxf6
- 3...h5
- 4.Rf7#
- 4.e7#
- 3...h5
- 3.Sxf6
- threat
- 2.Kxe4
- 1...Sh7
- 2.Rxh7
- threat
- 3.e7+
- 3...Ke8
- 4.Sf6#
- 3...Kg8
- 4.Sf6#
- 3...Ke8
- 3.Sf6
- 3...h5
- 4.Rf7#
- 4.e7#
- 3...h5
- 3.e7+
- 2...Kg8
- 3.Sf6+
- 3...Kf8
- 4.Rf7#
- 4.e7#
- 3...Kf8
- 3.Sf6+
- threat
- 2.Rxh7
- 1...h5
- 2.Kxg5
- threat
- 3.Sf6
- 3...h4
- 4.Rf7#
- 3...h4
- 3.Sf6
- 2...Ke8
- 3.Sf6+
- 3...Kf8
- 4.Rf7#
- 3...Kf8
- 3.Sf6+
- 2...Kg8
- 3.Sf6+
- 3...Kf8
- 4.Rf7#
- 3...Kh8
- 4.Rh7#
- 3...Kf8
- 3.Kg6
- threat
- 4.Rd8#
- 3...Kf8
- 4.Rd8#
- 3...Kh8
- 4.Rd8#
- threat
- 3.Kh6
- threat
- 4.Rd8#
- 3...Kf8
- 4.Rd8#
- 3...Kh8
- 4.Rd8#
- threat
- 3.Sf6+
- 2...h4
- 3.Sf6
- 3...h3
- 4.Rf7#
- 3...h3
- 3.Sf6
- threat
- 2.Sf6
- threat
- 3.Kxg5
- 3...h4
- 4.Rf7#
- 3...h4
- 3.Kg6
- threat
- 4.e7#
- 3...Sxe6
- 4.Rf7#
- threat
- 3.Kxg5
- 2...Sxe6
- 3.Kxe6
- 3...h4
- 4.Rf7#
- 3...h4
- 3.Kxe6
- threat
- 2.Kxg5
- threat
- 1.Sd5!
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