Problem Display
PID: 177160 (k7/8/2K5/8/6q1/8/5Q2/8 w - - 0 1)

Dehler, Otto Georg Edgar

Schach-Echo, 1937

k7/8/2K5/8/6q1/8/5Q2/8

#4

2 + 2


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Qa2+!
      • 1...Kb8
        • 2.Qb2+
          • 2...Kc8
            • 3.Qh8+
              • 3...Qg8
                • 4.Qxg8#
          • 2...Qb4
            • 3.Qxb4+
              • 3...Ka7
                • 4.Qb7#
              • 3...Ka8
                • 4.Qb7#
              • 3...Kc8
                • 4.Qf8#
      • 1...Qa4+
        • 2.Qxa4+
          • 2...Kb8
            • 3.Qb3+
              • 3...Ka7
                • 4.Qb7#
              • 3...Ka8
                • 4.Qb7#
              • 3...Kc8
                • 4.Qg8#
            • 3.Qb4+
              • 3...Ka7
                • 4.Qb7#
              • 3...Ka8
                • 4.Qb7#
              • 3...Kc8
                • 4.Qf8#
            • 3.Kb6
              • 3...Kc8
                • 4.Qe8#
            • 3.Qa1
              • 3...Kc8
                • 4.Qh8#
                • 4.Qa8#
            • 3.Qa2
              • 3...Kc8
                • 4.Qg8#
                • 4.Qa8#
            • 3.Qa3
              • 3...Kc8
                • 4.Qf8#
                • 4.Qa8#
            • 3.Qa5
              • 3...Kc8
                • 4.Qc7#
                • 4.Qa8#

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).