Problem Display
PID: 53714 (1BB5/7q/N1kP4/K1Npnn2/1p6/1P6/8/8 w - - 0 1)

Theile, Emil

Schach, 1950

1BB5/7q/N1kP4/K1Npnn2/1p6/1P6/8/8

#4

7 + 6


SOLUTION


  • SOUND
  • Keys
    • 1.Se6!
      • threat
        • 2.Sxb4#
        • 2.Sd8#
      • 1...Qc7+
        • 2.Bxc7
          • threat
            • 3.Sxb4#
            • 3.Sb8#
            • 3.Sd8#
          • 2...Sc4+
            • 3.bxc4
              • threat
                • 4.Sxb4#
                • 4.Sb8#
                • 4.Sd8#
      • 1...Sc4+
        • 2.bxc4
          • threat
            • 3.Sxb4#
            • 3.Sd8#
          • 2...Qc7+
            • 3.Bxc7
              • threat
                • 4.Sxb4#
                • 4.Sb8#
                • 4.Sd8#
      • 1...Qh4
        • 2.Bc7
          • threat
            • 3.Sb8#
          • 2...Sc4+
            • 3.bxc4
              • threat
                • 4.Sxb4#
                • 4.Sb8#
          • 2...Sd7
            • 3.Sec5
              • threat
                • 4.Bb7#
                • 4.Bxd7#
              • 3...Sxc5
                • 4.Sb8#

FEATURES


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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).