Problem Display
PID: 255458 (k7/p1K1p3/p4p2/2p5/8/p6n/bp4b1/1Q3n1r w - - 0 1)

Bakke, Nils Adrian

Die Schwalbe, 1971

k7/p1K1p3/p4p2/2p5/8/p6n/bp4b1/1Q3n1r

#4

2 + 13


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Qd3!
      • threat
        • 2.Qd8#
      • 1...Bad5
        • 2.Qg6
          • threat
            • 3.Qe8#
          • 2...b1Q
            • 3.Qe8+
              • 3...Qb8+
                • 4.Qxb8#
          • 2...b1R
            • 3.Qe8+
              • 3...Rb8
                • 4.Qxb8#
          • 2...Bc6
            • 3.Qg8+
              • 3...Be8
                • 4.Qxe8#
          • 2...Be6
            • 3.Qe8+
              • 3...Bc8
                • 4.Qxc8#
            • 3.Qxg2+
              • 3...Bd5
                • 4.Qxd5#
          • 2...Bb7
            • 3.Qe8+
              • 3...Bc8
                • 4.Qxc8#
            • 3.Qg8+
              • 3...Bc8
                • 4.Qxc8#
          • 2...Bf7
            • 3.Qxg2+
              • 3...Bd5
                • 4.Qxd5#
      • 1...Bgd5
        • 2.Qxa6
          • threat
            • 3.Qc8#
          • 2...b1Q
            • 3.Qc8+
              • 3...Qb8+
                • 4.Qxb8#
          • 2...b1R
            • 3.Qc8+
              • 3...Rb8
                • 4.Qxb8#

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).