Problem Display
PID: 94430 (8/1p6/8/8/k3p3/2Q5/8/1KN4b w - - 0 1)

Cisar, Vaclav

Cesky denik, 1943

8/1p6/8/8/k3p3/2Q5/8/1KN4b

#3

3 + 4


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...b5
      • 2.Sa2
        • threat
          • 3.Qb4#
        • 2...b4
          • 3.Qxb4#
    • 1...b6
      • 2.Qc4+
        • 2...Ka3
          • 3.Qb3#
        • 2...Ka5
          • 3.Sb3#
  • Tries
    • 1.Sd3?
      • threat
        • 2.Qb4#
      • 1...Kb5
        • 2.Qc5+
          • 2...Ka4
            • 3.Qb4#
          • 2...Ka6
            • 3.Sb4#
      • 1...exd3!
    • 1.Qc4+?
      • 1...Ka3
        • 2.Qb3#
      • 1...Ka5!
  • Keys
    • 1.Qc5!
      • threat
        • 2.Sa2
          • threat
            • 3.Qb4#
          • 2...Kb3
            • 3.Qb4#
      • 1...b5
        • 2.Sa2
          • threat
            • 3.Qb4#
          • 2...Kb3
            • 3.Qb4#
          • 2...Ka5
            • 3.Qa7#
          • 2...b4
            • 3.Qxb4#
      • 1...e3
        • 2.Sd3
          • threat
            • 3.Qb4#
          • 2...Kb3
            • 3.Qb4#
      • 1...b6
        • 2.Qc4+
          • 2...Ka3
            • 3.Qb3#
          • 2...Ka5
            • 3.Sb3#

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).