Problem Display
PID: 244039 (3KQ3/8/4P3/3pkp2/4p3/4p2R/1P2P3/8 w - - 0 1)

Wheeler, Charles Henry

St. Louis Globe Democrat, 1878

3KQ3/8/4P3/3pkp2/4p3/4p2R/1P2P3/8

#3

6 + 5


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Tries
    • 1.Qe7?
      • 1...Kd4
        • 2.Qc7
          • 2...f4
            • 3.Qc3#
      • 1...Kf4
        • 2.Qg7
          • 2...d4
            • 3.Rh4#
            • 3.Qg3#
      • 1...f4
        • 2.Rh5+
          • 2...Kd4
            • 3.Qb4#
      • 1...d4!
    • 1.Qh8+?
      • 1...Kf4
        • 2.Qg7
          • 2...d4
            • 3.Rh4#
            • 3.Qg3#
      • 1...Kxe6
        • 2.Rh6+
          • 2...Kf7
            • 3.Rf6#
      • 1...Kd6!
  • Keys
    • 1.Ke7!
      • 1...Kd4
        • 2.Kd6
          • threat
            • 3.Qa4#
          • 2...Kc4
            • 3.Qa4#
      • 1...Kf4
        • 2.Qb8+
          • 2...Kg4
            • 3.Qg3#
          • 2...Kg5
            • 3.Qg3#
      • 1...d4
        • 2.Qb8+
          • 2...Kd5
            • 3.Qb5#
      • 1...f4
        • 2.Qh8+
          • 2...Kf5
            • 3.Qh5#

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).