Problem Display
PID: 247683 (8/Q7/2k5/3p4/8/3P1B2/5P2/4K3 w - - 0 1)

Dashkovsky, Oleksandr N

Ivanov, Vadim Aleksandrovich

The Problemist, 1990

8/Q7/2k5/3p4/8/3P1B2/5P2/4K3

#4

5 + 2


SOLUTION


  • SOUND
  • Keys
    • 1.d4!
      • threat
        • 2.Bg4
          • 2...Kb5
            • 3.Qc5+
              • 3...Ka4
                • 4.Bd1#
              • 3...Ka6
                • 4.Bc8#
      • 1...Kb5
        • 2.Bd1
          • threat
            • 3.Qc7
              • 3...Kb4
                • 4.Qc5#
              • 3...Ka6
                • 4.Be2#
          • 2...Kc4
            • 3.Qc5+
              • 3...Kd3
                • 4.Bc2#
          • 2...Kc6
            • 3.Ba4+
              • 3...Kd6
                • 4.Qd7#
      • 1...Kd6
        • 2.Bh5
          • 2...Kc6
            • 3.Be8+
              • 3...Kd6
                • 4.Qd7#
          • 2...Ke6
            • 3.Qc7
              • 3...Kf5
                • 4.Qe5#
              • 3...Kf6
                • 4.Qe5#

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).