Problem Display
PID: 76027 (8/6p1/1P1P2p1/1KN1k1N1/4P3/7P/3P4/4B3 w - - 0 1)

Lupton, James Money-Kyrle

The Tablet, 1923

(First published on Sat Dec 15 1923)

8/6p1/1P1P2p1/1KN1k1N1/4P3/7P/3P4/4B3

#2

9 + 3


15239 Valois Notebooks 2014

SOLUTION


  • SOUND
  • Sets
    • 1...Kd4
      • 2.Sf3#
  • Tries
    • 1.Bg3+?
      • 1...Kd4
        • 2.Sf3#
        • 2.Sge6#
      • 1...Kf6!
  • Keys
    • 1.Bh4!
      • 1...Kd4
        • 2.Sf3#
      • 1...Kf4
        • 2.Sd3#
      • 1...Kxd6
        • 2.Sf7#
      • 1...Kf6
        • 2.Sd7#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::S(G)
  • Tries
    • Try
      • B(A);CHECK
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • B(A);
    • Vars
      • K(a);S_FLIGHT::S(G)
      • K(a);S_FLIGHT::S(F)
      • K(a);S_FLIGHT,XP(I)::S(G)


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).