Problem Display
PID: 36523 (8/2K4p/8/8/2N5/1p6/kp2Q3/b7 w - - 0 1)

Pachman, Vladimir

Parallele 50, 1949

8/2K4p/8/8/2N5/1p6/kp2Q3/b7

#4

3 + 5


SOLUTION


  • SOUND
  • Keys
    • 1.Sb6!
      • threat
        • 2.Sd5
          • threat
            • 3.Sc3+
              • 3...Ka3
                • 4.Qe7#
          • 2...Kb1
            • 3.Sc3+
              • 3...Kc1
                • 4.Qd1#
            • 3.Sb4
              • threat
                • 4.Qd1#
                • 4.Qf1#
                • 4.Qe1#
              • 3...Kc1
                • 4.Qe1#
      • 1...Kb1
        • 2.Sd5
          • threat
            • 3.Sc3+
              • 3...Kc1
                • 4.Qd1#
            • 3.Sb4
              • threat
                • 4.Qd1#
                • 4.Qf1#
                • 4.Qe1#
              • 3...Kc1
                • 4.Qe1#
          • 2...Kc1
            • 3.Qe1+
              • 3...Kc2
                • 4.Sb4#
          • 2...Ka2
            • 3.Sc3+
              • 3...Ka3
                • 4.Qe7#
      • 1...Ka3
        • 2.Qa6+
          • 2...Kb4
            • 3.Qc4+
              • 3...Ka3
                • 4.Qa4#
              • 3...Ka5
                • 4.Qa4#

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).