Problem Display
PID: 209775 (8/3p4/p2p4/P4N2/4k3/7p/2N4p/3Q3K w - - 0 1)

Hill, T. Miles

Dubuque Chess Journal, 1873

8/3p4/p2p4/P4N2/4k3/7p/2N4p/3Q3K

#4

5 + 6


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Sfd4!
      • threat
        • 2.Qf3+
          • 2...Ke5
            • 3.Qf5#
      • 1...Kf4
        • 2.Qh5
          • threat
            • 3.Kxh2
              • threat
                • 4.Qf5#
              • 3...Ke4
                • 4.Qf5#
          • 2...Kg3
            • 3.Qg5+
              • 3...Kf2
                • 4.Qf4#
      • 1...Kd5
        • 2.Qd3
          • 2...Kc5
            • 3.Qb3
              • 3...d5
                • 4.Qb4#
      • 1...Ke5
        • 2.Qf3
          • 2...d5
            • 3.Qf8
              • 3...Ke4
                • 4.Qf5#
              • 3...d6
                • 4.Qf5#
      • 1...d5
        • 2.Qf3+
          • 2...Ke5
            • 3.Qf8
              • 3...Ke4
                • 4.Qf5#
              • 3...d6
                • 4.Qf5#
        • 2.Qf1
          • threat
            • 3.Qf5#
          • 2...Ke5
            • 3.Qf8
              • 3...Ke4
                • 4.Qf5#
              • 3...d6
                • 4.Qf5#

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).