Problem Display
PID: 41526 (2N5/1n6/4N3/8/2k1P3/2B1p2n/7K/Q4b2 w - - 0 1)

Heathcote, Godfrey

Illustrated London News, 1887

2N5/1n6/4N3/8/2k1P3/2B1p2n/7K/Q4b2

#3

6 + 5


SOLUTION


  • SOUND
  • Sets
    • 1...Kb5
      • 2.Qa6+
        • 2...Kxa6
          • 3.Sc7#
  • Keys
    • 1.Be1!
      • threat
        • 2.Qb1
          • threat
            • 3.Sb6#
      • 1...Kb3
        • 2.Sd4+
          • 2...Kc4
            • 3.Qc3#
      • 1...Kd3
        • 2.Qb1+
          • 2...Ke2
            • 3.Sd4#
          • 2...Kc4
            • 3.Sb6#
      • 1...Kb5
        • 2.Qa6+
          • 2...Kxa6
            • 3.Sc7#
      • 1...Sg1
        • 2.Qa4+
          • 2...Kd3
            • 3.Sf4#
      • 1...Sf2
        • 2.Qa4+
          • 2...Kd3
            • 3.Sf4#
      • 1...Sf4
        • 2.Qa4+
          • 2...Kd3
            • 3.Sxf4#
      • 1...Sg5
        • 2.Qa4+
          • 2...Kd3
            • 3.Sf4#
      • 1...Sa5
        • 2.Sd6+
          • 2...Kb3
            • 3.Sd4#
          • 2...Kd3
            • 3.Qd1#
        • 2.Qb1
          • threat
            • 3.Sb6#
            • 3.Sd6#
      • 1...Sc5
        • 2.Sd6+
          • 2...Kb3
            • 3.Sd4#
          • 2...Kd3
            • 3.Qd1#
      • 1...Sd6
        • 2.Sxd6+
          • 2...Kb3
            • 3.Sd4#
          • 2...Kd3
            • 3.Qd1#
      • 1...Sd8
        • 2.Sd6+
          • 2...Kb3
            • 3.Sd4#
          • 2...Kd3
            • 3.Qd1#

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).