Problem Display
PID: 97983 (2B5/1PbP4/2k5/2B5/2K5/8/1pbp4/8 w - - 0 1)

Holladay, Edgar Dinwiddie

US Problem Bulletin, 1990

2B5/1PbP4/2k5/2B5/2K5/8/1pbp4/8

#5

5 + 5


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.b8S+!
      • 1...Bxb8
        • 2.d8Q
          • threat
            • 3.Qb6#
            • 3.Qd7#
          • 2...Bb3+
            • 3.Kb4
              • threat
                • 4.Qd7#
              • 3...d1Q
                • 4.Qb6+
                  • 4...Kd5
                    • 5.Qe6#
              • 3...d1R
                • 4.Qb6+
                  • 4...Kd5
                    • 5.Qe6#
              • 3...Be6
                • 4.Qb6+
                  • 4...Kd5
                    • 5.Qxe6#
          • 2...Bd3+
            • 3.Qxd3
              • threat
                • 4.Qd7#
              • 3...d1Q
                • 4.Qxd1
                  • threat
                    • 5.Qd7#
                  • 4...Kc7
                    • 5.Qd7#
                  • 4...Bd6
                    • 5.Qxd6#
              • 3...d1R
                • 4.Qxd1
                  • threat
                    • 5.Qd7#
                  • 4...Kc7
                    • 5.Qd7#
                  • 4...Bd6
                    • 5.Qxd6#

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).