Problem Display
PID: 79354 (7B/1p6/8/8/8/1p3p2/1PPN1P2/kB2K2R w - - 0 1)

Dugas, Eugene Albert

The Tablet, 1964

(First published on Sat Jul 11 1964)

7B/1p6/8/8/8/1p3p2/1PPN1P2/kB2K2R

#2

8 + 4


15239 Valois Notebooks 2017

SOLUTION


  • SOUND
  • Sets
    • 1...bxc2
      • 2.b3#
      • 2.b4#
  • Tries
    • 1.Rh6?
      • 1...bxc2
        • 2.b3#
        • 2.b4#
      • 1...b5
        • 2.Ra6#
      • 1...b6!
  • Keys
    • 1.Rh7!
      • 1...bxc2
        • 2.b3#
        • 2.b4#
      • 1...b5
        • 2.Ra7#
      • 1...b6
        • 2.Ra7#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(C);
      • Vars
        • P(d);N_GUARD::R(C)
      • Refutation
        • P(d);
  • Actual
    • R(C);
    • Vars
      • P(d);OGATE::R(C)


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).