Problem Display
PID: 168718 (8/8/8/1p1p4/1k6/1B4Q1/5P2/3K4 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

SuperProblem, 2017

8/8/8/1p1p4/1k6/1B4Q1/5P2/3K4

#4

4 + 3


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Kc2!
      • threat
        • 2.Qc3+
          • 2...Ka3
            • 3.Qa5#
      • 1...Ka5
        • 2.Qc7+
          • 2...Kb4
            • 3.Qc3+
              • 3...Ka3
                • 4.Qa5#
          • 2...Ka6
            • 3.Bxd5
              • 3...b4
                • 4.Bc4#
      • 1...Kc5
        • 2.Qc7+
          • 2...Kb4
            • 3.Qc3+
              • 3...Ka3
                • 4.Qa5#
          • 2...Kd4
            • 3.Qe7
              • 3...b4
                • 4.Qe3#
      • 1...d4
        • 2.Qc7
          • threat
            • 3.Kb2
              • 3...d3
                • 4.Qc3#
          • 2...d3+
            • 3.Kb2
              • 3...d2
                • 4.Qc3#

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).