Problem Display
PID: 254538 (2K5/2N4b/2k5/1R1R4/2r1p3/8/8/8 w - - 0 1)

Speckmann, Werner

Probleemblad, 1983

2K5/2N4b/2k5/1R1R4/2r1p3/8/8/8

#4

4 + 4


SOLUTION


  • SOUND
  • Keys
    • 1.Sa6!
      • threat
        • 2.Sb8#
      • 1...Bf5+
        • 2.Kd8
          • threat
            • 3.Sb8#
          • 2...Rc5
            • 3.Rdxc5+
              • 3...Kd6
                • 4.Rb6#
      • 1...Rc5
        • 2.Rbxc5+
          • 2...Kb6
            • 3.Kb8
              • threat
                • 4.Rd6#
              • 3...Kxa6
                • 4.Rc6#
                • 4.Rd6#

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).