Problem Display
PID: 233618 (8/kBK5/P7/4n3/1N6/8/8/8 w - - 0 1)

Fabel, Karl

Die Schwalbe, 1942

8/kBK5/P7/4n3/1N6/8/8/8

#4

4 + 2


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Bc8!
      • threat
        • 2.Bb7
          • 2...Sd3
            • 3.Sc6#
          • 2...Sf3
            • 3.Sc6#
          • 2...Sc4
            • 3.Sc6#
          • 2...Sg4
            • 3.Sc6#
          • 2...Sc6
            • 3.Sxc6#
          • 2...Sg6
            • 3.Sc6#
          • 2...Sd7
            • 3.Sc6#
          • 2...Sf7
            • 3.Sc6#
      • 1...Ka8
        • 2.a7
          • 2...Kxa7
            • 3.Bb7
              • 3...Sd3
                • 4.Sc6#
              • 3...Sf3
                • 4.Sc6#
              • 3...Sc4
                • 4.Sc6#
              • 3...Sg4
                • 4.Sc6#
              • 3...Sc6
                • 4.Sxc6#
              • 3...Sg6
                • 4.Sc6#
              • 3...Sd7
                • 4.Sc6#
              • 3...Sf7
                • 4.Sc6#
          • 2...Sd3
            • 3.Bb7+
              • 3...Kxa7
                • 4.Sc6#
          • 2...Sf3
            • 3.Bb7+
              • 3...Kxa7
                • 4.Sc6#
            • 3.Kb6
              • threat
                • 4.Bb7#
            • 3.Sc6
              • threat
                • 4.Bb7#
          • 2...Sc4
            • 3.Bb7+
              • 3...Kxa7
                • 4.Sc6#
          • 2...Sg4
            • 3.Bb7+
              • 3...Kxa7
                • 4.Sc6#
            • 3.Kb6
              • threat
                • 4.Bb7#
            • 3.Sc6
              • threat
                • 4.Bb7#
          • 2...Sc6
            • 3.Bb7+
              • 3...Kxa7
                • 4.Sxc6#
          • 2...Sg6
            • 3.Bb7+
              • 3...Kxa7
                • 4.Sc6#
            • 3.Kb6
              • threat
                • 4.Bb7#
            • 3.Sc6
              • threat
                • 4.Bb7#
          • 2...Sd7
            • 3.Bb7+
              • 3...Kxa7
                • 4.Sc6#
          • 2...Sf7
            • 3.Bb7+
              • 3...Kxa7
                • 4.Sc6#

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).