Problem Display
PID: 221970 (N2K4/k1P5/8/8/3P4/8/2P5/8 w - - 0 1)

Voinov, Vsevolod A

Freie Presse, 1974

N2K4/k1P5/8/8/3P4/8/2P5/8

#4

5 + 1


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Kd7!
      • 1...Ka6
        • 2.c8Q+
          • 2...Ka5
            • 3.Qc5+
              • 3...Ka4
                • 4.Sb6#
              • 3...Ka6
                • 4.Qb6#
          • 2...Kb5
            • 3.Qc5+
              • 3...Ka4
                • 4.Sb6#
              • 3...Ka6
                • 4.Qb6#
          • 2...Ka7
            • 3.Sc7
              • 3...Kb6
                • 4.Qa6#
      • 1...Kb7
        • 2.c8Q+
          • 2...Ka7
            • 3.Sc7
              • 3...Kb6
                • 4.Qa6#
      • 1...Kxa8
        • 2.Kc6
          • 2...Ka7
            • 3.c8R
              • 3...Ka6
                • 4.Ra8#

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).