Problem Display
PID: 80501 (3B4/1N2N3/4b3/1p2p2r/pPk4p/5p2/1Q3PnK/8 w - - 0 1)

Holden, Herb

StrateGems, 2008

3B4/1N2N3/4b3/1p2p2r/pPk4p/5p2/1Q3PnK/8

#3

7 + 9


SOLUTION


  • SOUND
  • Sets
    • 1...a3
      • 2.Qc2+
        • 2...Kxb4
          • 3.Sc6#
          • 3.Ba5#
        • 2...Kd4
          • 3.Bb6#
  • Tries
    • 1.Qc2+?
      • 1...Kd4
        • 2.Bb6#
      • 1...Kxb4!
  • Keys
    • 1.Sd5!
      • threat
        • 2.Sb6+
          • 2...Kd3
            • 3.Sc5#
      • 1...Kd3
        • 2.Sc5+
          • 2...Kc4
            • 3.Sb6#
      • 1...Kxd5
        • 2.Qd2+
          • 2...Kc4
            • 3.Sa5#
          • 2...Ke4
            • 3.Sd6#
          • 2...Kc6
            • 3.Sa5#
      • 1...Bxd5
        • 2.Qc2+
          • 2...Kxb4
            • 3.Be7#
          • 2...Kd4
            • 3.Bb6#
      • 1...e4
        • 2.Qc3+
          • 2...Kxd5
            • 3.Qc5#

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).