Problem Display
PID: 31800 (4K1n1/p1R3p1/3pkpBb/1P6/2Np4/2N2P2/8/r7 w - - 0 1)

Pearson, Arthur Cyril

The Westminster Papers, 1875

4K1n1/p1R3p1/3pkpBb/1P6/2Np4/2N2P2/8/r7

#3

7 + 9


SOLUTION


  • SOUND
  • Sets
    • 1...Se7
      • 2.Rxe7#
    • 1...d5
      • 2.Rc6#
  • Tries
    • 1.Rc6?
      • threat
        • 2.Rxd6#
      • 1...Bf4
        • 2.Sd5
          • threat
            • 3.Sxf4#
            • 3.Sc7#
          • 2...Kxd5
            • 3.Bf7#
          • 2...f5
            • 3.Bf7#
      • 1...Ra6!
  • Keys
    • 1.Rc5!
      • threat
        • 2.Bf5#
        • 2.Bf7#
      • 1...dxc5
        • 2.Sd5
          • threat
            • 3.Sc7#
          • 2...Kxd5
            • 3.Bf7#
          • 2...Bf4
            • 3.Sxf4#
          • 2...f5
            • 3.Bf7#
      • 1...f5
        • 2.Bxf5+
          • 2...Kf6
            • 3.Se4#

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).