Problem Display
PID: 26303 (4NN1r/7p/K4prk/2RppQp1/P5P1/pp6/1b1p4/qnn5 w - - 0 1)

Whyatt, William Albert

The Problemist, 1967

4NN1r/7p/K4prk/2RppQp1/P5P1/pp6/1b1p4/qnn5

#4

7 + 15


SOLUTION


  • SOUND
  • Keys
    • 1.Rc3!
      • threat
        • 2.Rh3#
      • 1...Bxc3
        • 2.Qf2
          • threat
            • 3.Qh2#
          • 2...f5+
            • 3.Kb5
              • threat
                • 4.Qh2#
              • 3...Rb6+
                • 4.Qxb6#
      • 1...Sxc3
        • 2.Qf1
          • threat
            • 3.Qh3#
            • 3.Qh1#
          • 2...f5+
            • 3.Ka5
              • threat
                • 4.Qh3#
                • 4.Qh1#
              • 3...Ra6+
                • 4.Qxa6#

FEATURES


NOT CLASSIFIED


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).