Problem Display
PID: 246259 (8/p3p3/4P3/4K3/2kNBp2/3N4/3P1P2/8 w - - 0 1)

van Dijk, Johannes

Source?, 1954

8/p3p3/4P3/4K3/2kNBp2/3N4/3P1P2/8

#4

7 + 4


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Bg6!
      • 1...f3
        • 2.Ke4
          • 2...a5
            • 3.Be8
              • 3...a4
                • 4.Bb5#
          • 2...a6
            • 3.Be8
              • 3...a5
                • 4.Bb5#
      • 1...a5
        • 2.Ke4
          • threat
            • 3.Be8
              • threat
                • 4.Bb5#
          • 2...f3
            • 3.Be8
              • 3...a4
                • 4.Bb5#
      • 1...a6
        • 2.Ke4
          • 2...f3
            • 3.Be8
              • 3...a5
                • 4.Bb5#
          • 2...a5
            • 3.Be8
              • threat
                • 4.Bb5#

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).