Problem Display
PID: 152356 (1n6/3p2pr/6PP/3pB1p1/3Nk2P/6Q1/7K/8 w - - 0 1)

Bull, Cecil Alfred Lucas

Pen & Pencil, 1888

(First published on Sat Oct 6 1888)

1n6/3p2pr/6PP/3pB1p1/3Nk2P/6Q1/7K/8

#4

7 + 7


15239 Valois Notebooks 2014

SOLUTION


  • SOUND
  • Keys
    • 1.Kg1!
      • threat
        • 2.Kf2
          • threat
            • 3.Qe3#
      • 1...gxh4
        • 2.Qh2
          • threat
            • 3.Qe2#
          • 2...Kd3
            • 3.Qc2+
              • 3...Ke3
                • 4.Qe2#
      • 1...gxh6
        • 2.Kf2
          • threat
            • 3.Qe3#
          • 2...Rf7+
            • 3.gxf7
              • threat
                • 4.Qe3#
        • 2.Bf6
          • threat
            • 3.Qf3#
          • 2...g4
            • 3.Kf2
              • threat
                • 4.Qe3#
        • 2.Qh2
          • threat
            • 3.Qe2#
          • 2...Kd3
            • 3.Qc2+
              • 3...Ke3
                • 4.Qe2#
      • 1...Rh8
        • 2.Qh2
          • threat
            • 3.Qe2#
          • 2...Kd3
            • 3.Qc2+
              • 3...Ke3
                • 4.Qe2#
      • 1...Sc6
        • 2.Qf3+
          • 2...Kxe5
            • 3.Qe3+
              • 3...Kd6
                • 4.Sb5#
              • 3...Kf6
                • 4.Qxg5#

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).