Problem Display
PID: 214351 (8/3p4/p2P2P1/K2k1N2/8/6P1/2P2B2/2NB4 w - - 0 1)

Mudge, Louis W

Scientific American Supplement, 1878

8/3p4/p2P2P1/K2k1N2/8/6P1/2P2B2/2NB4

#4

9 + 3


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Bd4!
      • threat
        • 2.g7
          • 2...Ke4
            • 3.g8Q
              • 3...Kxf5
                • 4.Qg4#
          • 2...Ke6
            • 3.g8Q+
              • 3...Kxf5
                • 4.Qg4#
      • 1...Kc4
        • 2.Bg4
          • 2...Kd5
            • 3.Se2
              • 3...Kc4
                • 4.Se3#
              • 3...Ke4
                • 4.Sc3#
              • 3...Kc6
                • 4.Bf3#
              • 3...Ke6
                • 4.Sf4#
      • 1...Ke4
        • 2.Bg4
          • 2...Kd5
            • 3.Se2
              • 3...Kc4
                • 4.Se3#
              • 3...Ke4
                • 4.Sc3#
              • 3...Kc6
                • 4.Bf3#
              • 3...Ke6
                • 4.Sf4#
      • 1...Ke6
        • 2.Bg4
          • 2...Kd5
            • 3.Se2
              • 3...Kc4
                • 4.Se3#
              • 3...Ke4
                • 4.Sc3#
              • 3...Kc6
                • 4.Bf3#
              • 3...Ke6
                • 4.Sf4#

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).