Problem Display
PID: 239401 (8/3N3p/7Q/3k4/8/1Pp2P2/2K5/8 w - - 0 1)

Wheeler, Charles Henry

St. Louis Globe Democrat, 1876

8/3N3p/7Q/3k4/8/1Pp2P2/2K5/8

#3

5 + 3


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Sets
    • 1...Kd4
      • 2.Qg5
        • threat
          • 3.Qc5#
          • 3.Qe5#
      • 2.Qe6
        • threat
          • 3.Qe4#
          • 3.Qe5#
  • Tries
    • 1.Kb1?
      • 1...c2+
        • 2.Kc1
          • 2...Kd4
            • 3.Qd2#
        • 2.Kxc2
          • 2...Kd4
            • 3.Qd2#
      • 1...Kd4!
    • 1.Kc1?
      • 1...c2
        • 2.Kxc2
          • 2...Kd4
            • 3.Qd2#
      • 1...Kd4!
    • 1.Kd1?
      • 1...c2+
        • 2.Kc1
          • 2...Kd4
            • 3.Qd2#
        • 2.Kxc2
          • 2...Kd4
            • 3.Qd2#
      • 1...Kd4!
    • 1.Qc6+?
      • 1...Kd4
        • 2.Qe4#
        • 2.Qc5#
      • 1...Kxc6!
    • 1.Qe6+?
      • 1...Kd4
        • 2.Qe4#
        • 2.Qe5#
      • 1...Kxe6!
    • 1.b4?
      • 1...Kd4
        • 2.Qg5
          • threat
            • 3.Qc5#
          • 2...Kc4
            • 3.Qc5#
        • 2.Qe6
          • threat
            • 3.Qe4#
      • 1...Kc4!
    • 1.f4?
      • 1...Kd4
        • 2.Qe6
          • threat
            • 3.Qe5#
      • 1...Ke4!
  • Keys
    • 1.Kd3!
      • 1...c2
        • 2.Kxc2
          • 2...Kd4
            • 3.Qd2#

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).