Problem Display
PID: 77582 (8/8/1N1p4/p7/K3k3/6Q1/1B6/8 w - - 0 1)

Holladay, Edgar Dinwiddie

1st Prize, Problem Observer, 1985-1986

8/8/1N1p4/p7/K3k3/6Q1/1B6/8

#4

4 + 3


6232 Holladay Chess Problems 2007

SOLUTION


  • SOUND
  • Keys
    • 1.Qf2!
      • 1...Kd3
        • 2.Bc1
          • threat
            • 3.Qd2+
              • 3...Ke4
                • 4.Qd5#
          • 2...Ke4
            • 3.Qf4+
              • 3...Kd3
                • 4.Qc4#
          • 2...d5
            • 3.Qd2+
              • 3...Ke4
                • 4.Qxd5#
      • 1...d5
        • 2.Bd4
          • 2...Kd3
            • 3.Sd7
              • 3...Kc4
                • 4.Se5#
              • 3...Ke4
                • 4.Sc5#

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).