Problem Display
PID: 38467 (8/B7/R4b2/r7/5N1R/4PB2/3PK2P/6k1 w - - 0 1)

ten Cate, Pieter

British Chess Magazine, 1947

8/B7/R4b2/r7/5N1R/4PB2/3PK2P/6k1

#2

9 + 3


6479 Problemschach (Sidler) 1968
3979 Systematic Terminology 1984
3310 2345 Chess Problems 1997
7450 Telescacco 92 2000
422 Suomen Tehtavaniekat 2007
3389 Belgian Solving Championship 2011

SOLUTION


  • SOUND
  • Sets
    • 1...Re5
      • 2.Ra1#
    • 1...Be5
      • 2.Rg6#
  • Tries
    • 1.e4+?
      • 1...Bd4
        • 2.Bxd4#
      • 1...Rc5!
  • Keys
    • 1.Bb8!
      • threat
        • 2.Sh3#
      • 1...Re5
        • 2.Ra1#
      • 1...Be5
        • 2.Rg6#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • R(b);OGATE,P_PINP(D)::R(H)
    • B(c);OGATE::R(H)
  • Tries
    • Try
      • P(D);CHECK
      • Vars
        • B(c);N_GUARD,P_SPINB(c)::B(I),XB(c)
      • Refutation
        • R(b);P_SPINR(b)
  • Actual
    • B(I);
    • Threat
      • S(F)
    • Vars
      • R(b);OGATE,P_PINP(D)::R(H)
      • B(c);OGATE::R(H)


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).