Problem Display
PID: 41691 (2NN4/2r5/3bp3/4k1P1/b2pP3/1p1p1K2/8/8 w - - 0 1)

White, Alain Campbell

Der Westen, 1914

2NN4/2r5/3bp3/4k1P1/b2pP3/1p1p1K2/8/8

#3

5 + 8


SOLUTION


  • SOUND
  • Sets
    • 1...Rc1
      • 2.Sf7#
    • 1...Rc2
      • 2.Sf7#
    • 1...Rc3
      • 2.Sf7#
    • 1...Rc4
      • 2.Sf7#
    • 1...Rc5
      • 2.Sf7#
    • 1...Rc6
      • 2.Sf7#
    • 1...Rf7+
      • 2.Sxf7#
    • 1...Rxc8
      • 2.Sf7#
    • 1...Bd7
      • 2.Sf7#
    • 1...Be7
      • 2.Sf7#
  • Keys
    • 1.Sb6!
      • threat
        • 2.Sc4+
          • 2...Rxc4
            • 3.Sf7#
        • 2.Sc6+
          • 2...Rxc6
            • 3.Sd7#
          • 2...Bxc6
            • 3.Sc4#
      • 1...Ba3
        • 2.Sc4+
          • 2...Rxc4
            • 3.Sf7#
      • 1...Bb4
        • 2.Sc4+
          • 2...Rxc4
            • 3.Sf7#
      • 1...Bf8
        • 2.Sc4+
          • 2...Rxc4
            • 3.Sf7#
      • 1...Bb5
        • 2.Sc6+
          • 2...Rxc6
            • 3.Sd7#
          • 2...Bxc6
            • 3.Sc4#
      • 1...Be8
        • 2.Sd7+
          • 2...Rxd7
            • 3.Sc6#
          • 2...Bxd7
            • 3.Sf7#

FEATURES


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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).