Problem Display
PID: 237537 (8/4p3/4P1p1/1K2n1p1/2B2kP1/3P1N2/5P2/7Q w - - 0 1)

Wheeler, Charles Henry

Dubuque Chess Journal, 1873

8/4p3/4P1p1/1K2n1p1/2B2kP1/3P1N2/5P2/7Q

#3

8 + 5


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Sets
    • 1...Sd7
      • 2.Qg2
        • threat
          • 3.Qg3#
      • 2.Qh3
        • threat
          • 3.Qg3#
  • Tries
    • 1.Qh2+?
      • 1...Kxg4
        • 2.Qg3+
          • 2...Kf5
            • 3.Qxg5#
          • 2...Kh5
            • 3.Qh3#
            • 3.Qxg5#
      • 1...Kxf3!
  • Keys
    • 1.Sxe5!
      • 1...Kxe5
        • 2.Kc5
          • 2...Kf4
            • 3.Qe4#
          • 2...Kf6
            • 3.Qa1#
            • 3.Qh8#
        • 2.Kb6
          • 2...Kd4
            • 3.Qa1#
            • 3.Qh8#
          • 2...Kf4
            • 3.Qe4#
          • 2...Kd6
            • 3.Qd5#
            • 3.Qh2#
          • 2...Kf6
            • 3.Qa1#
            • 3.Qh8#
        • 2.Kc6
          • 2...Kd4
            • 3.Qa1#
            • 3.Qh8#
          • 2...Kf4
            • 3.Qe4#
          • 2...Kf6
            • 3.Qa1#
            • 3.Qh8#
        • 2.Qd5+
          • 2...Kf4
            • 3.Qe4#
          • 2...Kf6
            • 3.Qd4#
        • 2.Qa8
          • 2...Kd4
            • 3.Qa1#
            • 3.Qh8#
          • 2...Kf4
            • 3.Qe4#
          • 2...Kd6
            • 3.Qb8#
          • 2...Kf6
            • 3.Qa1#
            • 3.Qh8#
        • 2.Qg1
          • 2...Kd4
            • 3.Qa1#
          • 2...Kf4
            • 3.Qg3#
          • 2...Kd6
            • 3.Qh2#
            • 3.Qg3#
          • 2...Kf6
            • 3.Qa1#
        • 2.Qh2+
          • 2...Kd4
            • 3.Qh8#
          • 2...Kf6
            • 3.Qh8#
        • 2.Qh3
          • 2...Kd4
            • 3.Qh8#
          • 2...Kf4
            • 3.Qg3#
          • 2...Kd6
            • 3.Qh2#
            • 3.Qg3#
          • 2...Kf6
            • 3.Qh8#

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).