Problem Display
PID: 113327 (3k2N1/1p1P3K/1P2P3/1P2p3/2p5/n3p3/p1P1NBn1/7b w - - 0 1)

Herland, Sigmund

Arbejder-Skak, 1950

3k2N1/1p1P3K/1P2P3/1P2p3/2p5/n3p3/p1P1NBn1/7b

#4

9 + 9


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Sd4!
      • threat
        • 2.Sc6+
          • 2...bxc6
            • 3.bxc6
              • threat
                • 4.c7#
                • 4.e7#
        • 2.Sf3
          • threat
            • 3.Sxe5
              • threat
                • 4.Sf7#
                • 4.e7#
            • 3.Sg5
              • threat
                • 4.Sf7#
        • 2.Sf5
          • threat
            • 3.Sd6
              • threat
                • 4.Sxb7#
                • 4.Sf7#
            • 3.Sfh6
              • threat
                • 4.Sf7#
            • 3.Sf6
              • threat
                • 4.e7#
            • 3.Sgh6
              • threat
                • 4.Sf7#
        • 2.Bg3
          • threat
            • 3.Bxe5
              • threat
                • 4.Bf6#
                • 4.Bc7#
          • 2...Sxb5
            • 3.Bxe5
              • threat
                • 4.Bf6#
      • 1...Sxb5
        • 2.Sxb5
          • threat
            • 3.Sd6
              • threat
                • 4.Sxb7#
                • 4.Sf7#
      • 1...exd4
        • 2.Bg3
          • threat
            • 3.Bc7#
          • 2...Sxb5
            • 3.Be5
              • threat
                • 4.Bf6#
      • 1...e2
        • 2.Sc6+
          • 2...bxc6
            • 3.bxc6
              • threat
                • 4.c7#
                • 4.e7#
            • 3.Bc5
              • threat
                • 4.Be7#
        • 2.Sf5
          • threat
            • 3.Sd6
              • threat
                • 4.Sxb7#
                • 4.Sf7#
            • 3.Sfh6
              • threat
                • 4.Sf7#
            • 3.Sf6
              • threat
                • 4.e7#
            • 3.Sgh6
              • threat
                • 4.Sf7#
            • 3.Bc5
              • threat
                • 4.Be7#

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).