Problem Display
PID: 113531 (8/8/8/8/8/3Pk2B/1P5K/3Q4 w - - 0 1)

Burnette, A

La Presse, 1899

8/8/8/8/8/3Pk2B/1P5K/3Q4

#4

5 + 1


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.b4!
      • 1...Kf2
        • 2.Qd2+
          • 2...Kf3
            • 3.Qe1
              • 3...Kf4
                • 4.Qg3#
      • 1...Kd4
        • 2.Qd2
          • 2...Kd5
            • 3.Qc3
              • 3...Kd6
                • 4.Qc5#
          • 2...Ke5
            • 3.Qf2
              • 3...Kd5
                • 4.Qc5#
              • 3...Kd6
                • 4.Qc5#
      • 1...Kf4
        • 2.Qd2+
          • 2...Kf3
            • 3.Qe1
              • 3...Kf4
                • 4.Qg3#
          • 2...Ke5
            • 3.Qf2
              • 3...Kd5
                • 4.Qc5#
              • 3...Kd6
                • 4.Qc5#
        • 2.Qg1
          • threat
            • 3.Qg3#
          • 2...Kf3
            • 3.Qe1
              • 3...Kf4
                • 4.Qg3#
          • 2...Ke5
            • 3.Qf2
              • 3...Kd5
                • 4.Qc5#
              • 3...Kd6
                • 4.Qc5#

FEATURES


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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).