Problem Display
PID: 116080 (7b/1P2pPnr/p4p1p/P3BP2/1k6/3K4/pP6/5n2 w - - 0 1)

Gilberg, Charles Alexander

London Advertiser, 1872

7b/1P2pPnr/p4p1p/P3BP2/1k6/3K4/pP6/5n2

#4

7 + 10


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Bd6+!
      • 1...Ka4
        • 2.b8Q
          • threat
            • 3.Qb4#
          • 2...exd6
            • 3.Kc3
              • threat
                • 4.Qb4#
              • 3...Kxa5
                • 4.Qb4#
      • 1...Kxa5
        • 2.b8Q
          • threat
            • 3.Qb4#
          • 2...exd6
            • 3.Kc3
              • threat
                • 4.Qb4#
              • 3...Ka4
                • 4.Qb4#
      • 1...Kb5
        • 2.b8Q+
          • 2...Kc6
            • 3.Qb6+
              • 3...Kd5
                • 4.Qc5#
              • 3...Kd7
                • 4.Qc7#
      • 1...exd6
        • 2.b8Q+
          • 2...Ka4
            • 3.Kc3
              • threat
                • 4.Qb4#
              • 3...Kxa5
                • 4.Qb4#
          • 2...Kxa5
            • 3.Kc3
              • threat
                • 4.Qb4#
              • 3...Ka4
                • 4.Qb4#
          • 2...Kc5
            • 3.Qb7
              • threat
                • 4.b4#
              • 3...d5
                • 4.Qb6#
                • 4.f8Q#
                • 4.f8B#

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).