Problem Display
PID: 134501 (8/8/1pn5/2k5/8/1R2P3/B6Q/7K w - - 0 1)

Aizikowicz, Jakov

The Field, 1965

(First published on Thu May 13 1965)

8/8/1pn5/2k5/8/1R2P3/B6Q/7K

#3

5 + 3


SOLUTION


  • SOUND
  • Sets
    • 1...Kd5
      • 2.Rc3+
        • 2...Ke4
          • 3.Qf4#
  • Tries
    • 1.Rc3+?
      • 1...Kb4
        • 2.Qb2+
          • 2...Ka4
            • 3.Ra3#
          • 2...Ka5
            • 3.Ra3#
      • 1...Kb5!
    • 1.Qe5+?
      • 1...Kc4
        • 2.Qb5#
      • 1...Sxe5!
    • 1.Qd6+?
      • 1...Kc4
        • 2.Qxc6#
      • 1...Kxd6!
  • Keys
    • 1.Qc7!
      • 1...Kd5
        • 2.Rc3+
          • 2...Ke4
            • 3.Qf4#
      • 1...b5
        • 2.Ra3
          • 2...Kb4
            • 3.Qd6#
          • 2...b4
            • 3.Ra5#

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).