Problem Display
PID: 87188 (5b1k/7p/7B/4R3/8/1B6/8/K7 w - - 0 1)

Radchenko, Sergei Vladimirovich

Matou, 1992

5b1k/7p/7B/4R3/8/1B6/8/K7

#2

4 + 3


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Bxf8?
      • 1...h5
        • 2.Rxh5#
      • 1...h6!
  • Keys
    • 1.Rg5!
      • threat
        • 2.Rg8#
      • 1...Bg7+
        • 2.Bxg7#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(D);XB(b)
      • Vars
        • P(a);OGATEB::R(C),XP(a)
      • Refutation
        • P(a);
  • Actual
    • R(C);
    • Threat
      • R1(C)
    • Vars
      • B(b);CHECK,N_GUARD::B(D),XB(b)


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).