Problem Display
PID: 226499 (6QK/2bn1R2/pp1p4/3Np3/kP4B1/P6R/8/2B5 w - - 0 1)

Holt, Locke

Preston Guardian, 1881

(First published on Wed Mar 30 1881)

6QK/2bn1R2/pp1p4/3Np3/kP4B1/P6R/8/2B5

#2

9 + 7


15239 Valois Notebooks 2020

SOLUTION


  • SOUND
  • Sets
    • 1...b5
      • 2.Bd1#
  • Keys
    • 1.Rf4!
      • threat
        • 2.Sc3#
      • 1...Kb5
        • 2.Bxd7#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • P(d);SBLOCK::B(E)
  • Actual
    • R(G);
    • Threat
      • S(F)
    • Vars
      • K(a);S_FLIGHT::B(E),XS(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).