Problem Display
PID: 77942 (5k2/8/4P3/1Q6/8/8/8/7K w - - 0 1)

d'Orville, Peter Auguste

250 Problemes des Echecs, 1842

5k2/8/4P3/1Q6/8/8/8/7K

#3

3 + 1


SOLUTION


  • SOUND
  • Tries
    • 1.Qb7?
      • threat
        • 2.Qf7#
      • 1...Ke8
        • 2.Kg1
          • 2...Kd8
            • 3.Qd7#
          • 2...Kf8
            • 3.Qf7#
        • 2.Kg2
          • 2...Kd8
            • 3.Qd7#
          • 2...Kf8
            • 3.Qf7#
        • 2.Kh2
          • 2...Kd8
            • 3.Qd7#
          • 2...Kf8
            • 3.Qf7#
        • 2.Qa7
          • 2...Kd8
            • 3.Qd7#
          • 2...Kf8
            • 3.Qf7#
        • 2.Qc7
          • 2...Kf8
            • 3.Qf7#
        • 2.Qd7+
          • 2...Kf8
            • 3.Qf7#
        • 2.Qf7+
          • 2...Kd8
            • 3.Qd7#
        • 2.Qg7
          • 2...Kd8
            • 3.Qd7#
        • 2.Qh7
          • 2...Kd8
            • 3.Qd7#
          • 2...Kf8
            • 3.Qf7#
      • 1...Kg8!
  • Keys
    • 1.Qg5!
      • 1...Ke8
        • 2.Qg7
          • 2...Kd8
            • 3.Qd7#

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).