Problem Display
PID: 167797 (5r2/5n1p/1NQ3br/kP3p2/8/B1p2p1p/8/2K5 w - - 0 1)

Hartong, Jan

Parallele 50, 1947

5r2/5n1p/1NQ3br/kP3p2/8/B1p2p1p/8/2K5

#3

5 + 10


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Bh5
      • 2.Qc5
        • threat
          • 3.Bb4#
        • 2...Rxb6
          • 3.Qb4#
    • 1...f4
      • 2.Qc5
        • threat
          • 3.Bb4#
  • Keys
    • 1.Kc2!
      • threat
        • 2.Sc4+
          • 2...Ka4
            • 3.Qa6#
            • 3.b6#
      • 1...f4+
        • 2.Kxc3
          • threat
            • 3.Bb4#
      • 1...Rh4
        • 2.Sc4+
          • 2...Ka4
            • 3.Qa6#
            • 3.b6#
          • 2...Rxc4
            • 3.Qa6#
      • 1...Ra8
        • 2.Sc4+
          • 2...Ka4
            • 3.b6#
      • 1...Rc8
        • 2.Sc4+
          • 2...Ka4
            • 3.Qa6#
      • 1...Bh5
        • 2.Qc5
          • threat
            • 3.Bb4#
          • 2...Rxb6
            • 3.Qb4#
      • 1...Se5
        • 2.Sc4+
          • 2...Ka4
            • 3.Qa6#
          • 2...Sxc4
            • 3.Qa6#
      • 1...Sd6
        • 2.Sc4+
          • 2...Ka4
            • 3.Qa6#
          • 2...Sxc4
            • 3.Qa6#
      • 1...Sd8
        • 2.Sc4+
          • 2...Ka4
            • 3.Qa6#

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).