Problem Display
PID: 168071 (8/8/1N6/5B2/3B3K/8/2N5/2k5 w - - 0 1)

Croitoru, Filip

Parallele 50, 1947

8/8/1N6/5B2/3B3K/8/2N5/2k5

#4

5 + 1


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Sa4!
      • threat
        • 2.Be3+
          • 2...Kb1
            • 3.Sb4+
              • 3...Ka1
                • 4.Bd4#
      • 1...Kb1
        • 2.Bb2
          • 2...Ka2
            • 3.Be6+
              • 3...Kb1
                • 4.Sa3#
      • 1...Kd1
        • 2.Be3
          • 2...Ke2
            • 3.Sc3+
              • 3...Kf1
                • 4.Bh3#
              • 3...Kf3
                • 4.Be4#
            • 3.Kg3
              • 3...Kd1
                • 4.Sc3#
              • 3...Kf1
                • 4.Bd3#
      • 1...Kd2
        • 2.Be3+
          • 2...Ke2
            • 3.Sc3+
              • 3...Kf1
                • 4.Bh3#
              • 3...Kf3
                • 4.Be4#
            • 3.Kg3
              • 3...Kd1
                • 4.Sc3#
              • 3...Kf1
                • 4.Bd3#

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).