Problem Display
PID: 153079 (1N6/p1p2K2/Nbp5/k1n2R2/2P5/1P6/8/8 w - - 0 1)

Dawson, Thomas Rayner

Bath & Wilts. Chronicle & Herald, 1945

(First published on Wed Dec 12 1945)

1N6/p1p2K2/Nbp5/k1n2R2/2P5/1P6/8/8

#2

6 + 6


15256 TRD Scrapbook 2014

SOLUTION


  • SOUND
  • Tries
    • 1.Rf1?
      • 1...Sxa6
        • 2.Sxc6#
      • 1...Sd3
        • 2.Ra1#
      • 1...Sa4
        • 2.b4#
      • 1...Se4
        • 2.Ra1#
      • 1...Se6
        • 2.Ra1#
      • 1...Sb7
        • 2.Ra1#
      • 1...Sd7
        • 2.Ra1#
      • 1...Sxb3!
  • Keys
    • 1.Rf2!
      • 1...Sxb3
        • 2.Ra2#
      • 1...Sxa6
        • 2.Sxc6#
      • 1...Sd3
        • 2.Ra2#
      • 1...Sa4
        • 2.b4#
      • 1...Se4
        • 2.Ra2#
      • 1...Se6
        • 2.Ra2#
      • 1...Sb7
        • 2.Ra2#
      • 1...Sd7
        • 2.Ra2#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(C);N_PINS(b)
      • Vars
        • S(b);SBLOCK,XS(D)::S(F),XP(d)
        • S(b);N_GUARD::R(C)
        • S(b);SBLOCK::P(A)
      • Refutation
        • S(b);XP(A)
  • Actual
    • R(C);N_PINS(b)
    • Vars
      • S(b);N_GUARD,XP(A)::R(C)
      • S(b);SBLOCK,XS(D)::S(F),XP(d)
      • S(b);N_GUARD::R(C)
      • S(b);SBLOCK::P(A)


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).