Problem Display
PID: 9173 (8/6B1/4k3/3N4/8/3K4/Q7/8 w - - 0 1)

Holladay, Edgar Dinwiddie

3rd HM., StrateGems, 1999

8/6B1/4k3/3N4/8/3K4/Q7/8

#4

4 + 1


145 StrateGems 2000

SOLUTION


  • SOUND
  • Keys
    • 1.Qa4!
      • 1...Kxd5
        • 2.Qa6
          • 2...Kc5
            • 3.Bf8+
              • 3...Kd5
                • 4.Qd6#
      • 1...Kf5
        • 2.Qe4+
          • 2...Kg5
            • 3.Se3
              • 3...Kh5
                • 4.Qg4#
      • 1...Kd6
        • 2.Ke4
          • threat
            • 3.Bf8+
              • 3...Ke6
                • 4.Qe8#
          • 2...Ke6
            • 3.Qe8+
              • 3...Kd6
                • 4.Bf8#
      • 1...Kf7
        • 2.Qd7+
          • 2...Kg6
            • 3.Sf6
              • 3...Kg5
                • 4.Qg4#

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).