Problem Display
PID: 118016 (8/1p4p1/4Q1Pr/2kNN3/p3p2P/P1p2b2/P7/2K5 w - - 0 1)

Pauly, Wolfgang

Deutsches Wochenschach, 1913

8/1p4p1/4Q1Pr/2kNN3/p3p2P/P1p2b2/P7/2K5

#4

8 + 8


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Sc7!
      • threat
        • 2.Qd5+
          • 2...Kb6
            • 3.Qa5+
              • 3...Kxa5
                • 4.Sc4#
      • 1...Kd4
        • 2.Qb6+
          • 2...Kxe5
            • 3.Qc5+
              • 3...Kf4
                • 4.Qg5#
              • 3...Kf6
                • 4.Qg5#
      • 1...Be2
        • 2.Sd7+
          • 2...Kd4
            • 3.Qb6+
              • 3...Kd3
                • 4.Se5#
              • 3...Kc4
                • 4.Se5#
      • 1...e3
        • 2.Sd3+
          • 2...Kd4
            • 3.Qd6+
              • 3...Kc4
                • 4.Se5#
              • 3...Ke4
                • 4.Qd5#
              • 3...Bd5
                • 4.Qxd5#
      • 1...b5
        • 2.Qc6+
          • 2...Kd4
            • 3.Qxc3+
              • 3...Kxc3
                • 4.Sxb5#

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).