Problem Display
PID: 106722 (3N4/8/1pR5/1p2P3/1p1k4/1P6/3K2B1/8 w - - 0 1)

Hilton, Charles G

The Field, 1954

(First published on Thu Sep 9 1954)

3N4/8/1pR5/1p2P3/1p1k4/1P6/3K2B1/8

#2

6 + 4


5454 Near Snap 2011

SOLUTION


  • SOUND
  • Tries
    • 1.Rd6+?
      • 1...Kc5
        • 2.Se6#
        • 2.Sb7#
        • 2.Rd5#
      • 1...Kxe5!
    • 1.Rf6?
      • 1...Kc5
        • 2.Se6#
      • 1...Kxe5!
    • 1.Rg6?
      • 1...Kc5
        • 2.Se6#
      • 1...Kxe5!
    • 1.Rh6?
      • 1...Kc5
        • 2.Se6#
      • 1...Kxe5!
  • Keys
    • 1.Rc5!
      • threat
        • 2.Se6#
        • 2.Rd5#
      • 1...Kxc5
        • 2.Se6#
      • 1...bxc5
        • 2.Sc6#

Anticipated by 76789(1945)

This anticipates 78333(1958)

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(E);CHECK
      • Refutation
        • K(b);S_FLIGHT,XP(D)
    • Try
      • R(E);
      • Vars
        • K(b);S_FLIGHT::S(F)
      • Refutation
        • K(b);S_FLIGHT,XP(D)
    • Try
      • R(E);
      • Vars
        • K(b);S_FLIGHT::S(F)
      • Refutation
        • K(b);S_FLIGHT,XP(D)
    • Try
      • R(E);
      • Vars
        • K(b);S_FLIGHT::S(F)
      • Refutation
        • K(b);S_FLIGHT,XP(D)
  • Actual
    • R(E);
    • Threat
      • DUALS(2)
    • Vars
      • K(b);S_FLIGHT,XR(E)::S(F)
      • P(d);SBLOCK,XR(E)::S(F)


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).