Problem Display
PID: 97739 (8/8/5K2/5N2/2B2pkp/5R2/5P1p/8 w - - 0 1)

Dukic, Milenko

Problemas, 1969

8/8/5K2/5N2/2B2pkp/5R2/5P1p/8

#2

5 + 4


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Rxf4+?
      • 1...Kh3
        • 2.Bf1#
      • 1...Kh5
        • 2.Be2#
        • 2.Bf7#
        • 2.Rxh4#
      • 1...Kxf4!
  • Keys
    • 1.Be2!
      • threat
        • 2.Rg3#
      • 1...Kh5
        • 2.Rxf4#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(B);CHECK,XP(b)
      • Vars
        • K(c);S_FLIGHT::B(C)
      • Refutation
        • K(c);P-FLIGHT,XR(B)
  • Actual
    • B(C);
    • Threat
      • B(C)+R(B),DCHECK
    • Vars
      • K(c);S_FLIGHT::B(C)+R(B),XP(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).