Problem Display
PID: 153581 (8/2KB4/3B4/3k4/2p1pP2/5n2/2n1N3/2r2r2 w - - 0 1)

Dawson, Thomas Rayner

British Chess Magazine, 1948

8/2KB4/3B4/3k4/2p1pP2/5n2/2n1N3/2r2r2

#2

5 + 7


15256 TRD Scrapbook 2014

SOLUTION


  • SOUND
  • Sets
    • 1...Sd4
      • 2.Sc3#
  • Keys
    • 1.f5!
      • threat
        • 2.Bc6#
        • 2.Be6#
      • 1...c3
        • 2.Be6#
      • 1...e3
        • 2.Bc6#
      • 1...Sb4
        • 2.Be6#
      • 1...Scd4
        • 2.Sf4#
      • 1...Sfd4
        • 2.Sc3#
      • 1...Se5
        • 2.Be6#
      • 1...Sg5
        • 2.Bc6#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • S(d);SBLOCK::S(A)
  • Actual
    • P(B);
    • Threat
      • DUALS(2)
    • Vars
      • P(e);::B(E)
      • P(f);::B(E)
      • S(c);::B(E)
      • S(c);SBLOCK::S(A)
      • S(d);SBLOCK::S(A)
      • S(d);::B(E)


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).