Problem Display
PID: 25586 (K2R4/B3p3/8/6N1/1N6/1n4p1/1P4kp/1R5b w - - 0 1)

Young, Brian WM

The Observer, 1963

K2R4/B3p3/8/6N1/1N6/1n4p1/1P4kp/1R5b

#3

7 + 6


SOLUTION


  • SOUND
  • Sets
    • 1...Sa1
      • 2.Rd2#
    • 1...Sc1
      • 2.Rxc1
        • threat
          • 3.Rd2#
    • 1...Sd2
      • 2.Rxd2#
    • 1...Sa5
      • 2.Rd2#
    • 1...Sc5
      • 2.Rd2#
  • Tries
    • 1.Sc2?
      • threat
        • 2.Rf8
          • threat
            • 3.Se1#
            • 3.Se3#
      • 1...Sc1
        • 2.Rxc1
          • threat
            • 3.Rd2#
        • 2.Rf8
          • threat
            • 3.Se1#
          • 2...Sd3
            • 3.Se3#
      • 1...Sd4!
    • 1.Rc8?
      • threat
        • 2.Rc2+
          • 2...Sd2
            • 3.Rxd2#
      • 1...Sc1
        • 2.Rbxc1
          • threat
            • 3.R8c2#
        • 2.Rcxc1
          • threat
            • 3.Rc2#
      • 1...Sd4
        • 2.Bxd4
          • threat
            • 3.Rc2#
      • 1...Sa1
        • 2.Rxa1
          • threat
            • 3.Rc2#
      • 1...Sd2
        • 2.Rc2
          • threat
            • 3.Rxd2#
      • 1...Sc5!
  • Keys
    • 1.Rf8!
      • threat
        • 2.Sc2
          • threat
            • 3.Se1#
            • 3.Se3#
      • 1...Sa1
        • 2.Sd3
          • threat
            • 3.Se1#
            • 3.Sf4#
        • 2.Sd5
          • threat
            • 3.Se3#
            • 3.Sf4#
        • 2.Re1
          • threat
            • 3.Re2#
      • 1...Sc1
        • 2.Sc2
          • threat
            • 3.Se1#
          • 2...Sd3
            • 3.Se3#
        • 2.Rxc1
          • threat
            • 3.Rc2#
      • 1...Sd2
        • 2.Sd3
          • threat
            • 3.Se1#
            • 3.Sf4#
      • 1...Sd4
        • 2.Sd5
          • threat
            • 3.Se3#
          • 2...Sc2
            • 3.Sf4#
          • 2...Sf3
            • 3.Sf4#
          • 2...Sf5
            • 3.Sf4#
      • 1...Sc5
        • 2.Sc2
          • threat
            • 3.Se3#
        • 2.Sd5
          • threat
            • 3.Se3#

FEATURES


NOT CLASSIFIED


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).