Problem Display
PID: 14740 (7k/3p3P/4B2Q/6pp/3p1pbr/5N1n/3P1p2/b4K2 w - - 0 1)

Froberg, Johan Hilding Laurentius

2nd Prize, Valve TT, 1953

7k/3p3P/4B2Q/6pp/3p1pbr/5N1n/3P1p2/b4K2

#3

6 + 11


3105 FIDE Album (1945-1955) 1964

SOLUTION


  • SOUND
  • Sets
    • 1...Bxf3
      • 2.Qf8+
        • 2...Kxh7
          • 3.Bf5#
    • 1...Bf5
      • 2.Bxf5
        • threat
          • 3.Qf8#
          • 3.Qf6#
      • 2.Qf8+
        • 2...Kxh7
          • 3.Bxf5#
    • 1...Sg1
      • 2.Qf6+
        • 2...Kxh7
          • 3.Sxg5#
    • 1...dxe6
      • 2.Qg6
        • threat
          • 3.Qg8#
  • Tries
    • 1.Se5?
      • threat
        • 2.Sg6#
        • 2.Sf7#
      • 1...Bxe6
        • 2.Sg6#
      • 1...Bf5
        • 2.Sf7#
      • 1...Be2+!
    • 1.Bf5?
      • threat
        • 2.Qf8#
        • 2.Qf6#
      • 1...d3
        • 2.Qf8#
      • 1...Bxf5!
  • Keys
    • 1.d3!
      • threat
        • 2.Bg8
          • threat
            • 3.Qf6#
      • 1...Bxf3
        • 2.Qf8+
          • 2...Kxh7
            • 3.Bf5#
      • 1...Bxe6
        • 2.Se5
          • threat
            • 3.Sg6#
          • 2...Bf5
            • 3.Sf7#
          • 2...Bf7
            • 3.Sxf7#
      • 1...dxe6
        • 2.Qg6
          • threat
            • 3.Qg8#
      • 1...Bf5
        • 2.Bxf5
          • threat
            • 3.Qf8#
            • 3.Qf6#
        • 2.Qf8+
          • 2...Kxh7
            • 3.Bxf5#
      • 1...Sg1
        • 2.Qf6+
          • 2...Kxh7
            • 3.Sxg5#

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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).