Problem Display
PID: 68585 (r4k2/p4p1r/1p1P1Qp1/q3PN2/8/2b4N/5PPR/3R2K1 w - - 0 1)

Roll, JC

The Chess Player's Chronicle (Staunton), 1861

r4k2/p4p1r/1p1P1Qp1/q3PN2/8/2b4N/5PPR/3R2K1

#4

10 + 9


SOLUTION


  • SOUND
  • Keys
    • 1.Sf4!
      • threat
        • 2.Se6+
          • 2...Ke8
            • 3.Qe7#
            • 3.d7#
          • 2...Kg8
            • 3.Se7#
        • 2.Sxg6+
          • 2...Ke8
            • 3.Qe7#
            • 3.d7#
          • 2...Kg8
            • 3.Sfe7#
        • 2.Qh8+
          • 2...Rxh8
            • 3.Rxh8#
        • 2.Rxh7
          • threat
            • 3.Rh8#
            • 3.Qh8#
            • 3.Qxf7#
          • 2...Ke8
            • 3.Qe7#
          • 2...Kg8
            • 3.Rh8#
            • 3.Qg7#
            • 3.Qh8#
            • 3.Qxf7#
      • 1...Qxe5
        • 2.Sxg6+
          • 2...Kg8
            • 3.Qg7+
              • 3...Qxg7
                • 4.Sfe7#
              • 3...Rxg7
                • 4.Rh8#

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).