Problem Display
PID: 180173 (3K4/3p4/6k1/6p1/3B2n1/6N1/1Q6/8 w - - 0 1)

Utarova, Alana

Sachmatija, 2015

3K4/3p4/6k1/6p1/3B2n1/6N1/1Q6/8

#3

4 + 4


SOLUTION


  • SOUND
  • Tries
    • 1.Qb1+?
      • 1...Kf7
        • 2.Qh7+
          • 2...Ke6
            • 3.Qxd7#
          • 2...Kf8
            • 3.Qg7#
      • 1...Kh6!
    • 1.Qc2+?
      • 1...Kf7
        • 2.Qh7+
          • 2...Ke6
            • 3.Qxd7#
          • 2...Kf8
            • 3.Qg7#
      • 1...Kh6!
  • Keys
    • 1.Bh8!
      • threat
        • 2.Qg7#
      • 1...Kf7
        • 2.Qg7+
          • 2...Ke6
            • 3.Qxd7#
      • 1...Se5
        • 2.Qxe5
          • threat
            • 3.Qg7#
          • 2...Kh6
            • 3.Qg7#
          • 2...Kf7
            • 3.Qe8#
          • 2...Kh7
            • 3.Qg7#
      • 1...Sf6
        • 2.Qxf6+
          • 2...Kh7
            • 3.Qg7#

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).