Problem Display
PID: 242444 (4n3/8/3k1p2/5P1p/1N1N2PP/4K3/2Q5/8 w - - 0 1)

Anonymous

Newark Sunday Call Centennial Ty., 1877

(First published on Sun Mar 4 1877)

4n3/8/3k1p2/5P1p/1N1N2PP/4K3/2Q5/8

#3

7 + 4


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Sets
    • 1...Ke5
      • 2.Qh2#
      • 2.Qc5#
  • Tries
    • 1.Qc6+?
      • 1...Ke5
        • 2.Sd3#
        • 2.Sf3#
        • 2.Qd5#
        • 2.Qc5#
        • 2.Qe6#
      • 1...Ke7!
  • Keys
    • 1.Sd5!
      • threat
        • 2.Qc6+
          • 2...Ke5
            • 3.Sf3#
            • 3.Qe6#
      • 1...Kxd5
        • 2.Qc6+
          • 2...Ke5
            • 3.Sf3#
            • 3.Qc5#
            • 3.Qe6#
      • 1...Ke5
        • 2.Qc5
          • threat
            • 3.Sf3#
            • 3.Sc6#
            • 3.Sc3#
            • 3.Sb4#
            • 3.Sf4#
            • 3.Sb6#
            • 3.Sc7#
            • 3.Se7#
        • 2.Qc6
          • threat
            • 3.Sf3#
            • 3.Qe6#
      • 1...Kd7
        • 2.Qc6+
          • 2...Kd8
            • 3.Se6#
      • 1...hxg4
        • 2.Qc6+
          • 2...Ke5
            • 3.Qe6#
      • 1...Sc7
        • 2.Qc6+
          • 2...Ke5
            • 3.Sf3#
      • 1...Sg7
        • 2.Qc6+
          • 2...Ke5
            • 3.Sf3#

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).