Problem Display
PID: 257262 (7R/7B/8/N6N/3k1P2/P7/1K3P2/8 w - - 0 1)

Dowd, Steven B

Phenix, 2020

7R/7B/8/N6N/3k1P2/P7/1K3P2/8

#4

8 + 1


SOLUTION


  • SOUND
  • Keys
    • 1.Bd3!
      • 1...Kxd3
        • 2.Sg3
          • threat
            • 3.Rd8#
          • 2...Kd2
            • 3.Rh1
              • 3...Kd3
                • 4.Rd1#
          • 2...Kd4
            • 3.Rh5
              • 3...Kd3
                • 4.Rd5#
      • 1...Kc5
        • 2.Rh6
          • threat
            • 3.Sb7+
              • 3...Kd4
                • 4.Rd6#
              • 3...Kd5
                • 4.Rd6#
          • 2...Kd4
            • 3.Rd6+
              • 3...Kc5
                • 4.Sb7#
          • 2...Kd5
            • 3.Sb7
              • 3...Kd4
                • 4.Rd6#
      • 1...Kd5
        • 2.Rh6
          • threat
            • 3.Sb7
              • 3...Kd4
                • 4.Rd6#
          • 2...Kd4
            • 3.Rd6+
              • 3...Kc5
                • 4.Sb7#
          • 2...Kc5
            • 3.Sb7+
              • 3...Kd4
                • 4.Rd6#
              • 3...Kd5
                • 4.Rd6#

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).