Problem Display
PID: 251933 (Q7/2k5/8/8/3P4/8/K3P3/2B5 w - - 0 1)

Bjusandjan, Josef Oganes

4th HM., Sachove umeni (Ceskoslovensky sach), 1964

Q7/2k5/8/8/3P4/8/K3P3/2B5

#4

5 + 1


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.d5!
      • 1...Kb6
        • 2.Qc8
          • threat
            • 3.Bd2
              • 3...Kb5
                • 4.Qc6#
              • 3...Ka7
                • 4.Be3#
          • 2...Ka5
            • 3.Qc6
              • 3...Kb4
                • 4.Bd2#
          • 2...Kb5
            • 3.Qc6+
              • 3...Kb4
                • 4.Bd2#
              • 3...Ka5
                • 4.Bd2#
      • 1...Kd6
        • 2.Qc6+
          • 2...Ke5
            • 3.Be3
              • threat
                • 4.Qe6#
              • 3...Ke4
                • 4.Qe6#
              • 3...Kf5
                • 4.Qe6#
          • 2...Ke7
            • 3.Bh6
              • 3...Kf7
                • 4.Qe6#
              • 3...Kd8
                • 4.Bg5#
      • 1...Kd7
        • 2.Qc6+
          • 2...Ke7
            • 3.Bh6
              • 3...Kf7
                • 4.Qe6#
              • 3...Kd8
                • 4.Bg5#

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).