Problem Display
PID: 77946 (8/4B3/4N3/4k3/8/2R2K2/8/8 w - - 0 1)

Adilov, B

Problemist Pribuzhya, 1990

8/4B3/4N3/4k3/8/2R2K2/8/8

#2

4 + 1


5454 Near Snap 2019

SOLUTION


  • SOUND
  • Tries
    • 1.Sc7?
      • 1...Kd4
        • 2.Bf6#
      • 1...Kf5!
  • Keys
    • 1.Sf4!
      • 1...Kd4
        • 2.Bf6#
      • 1...Kf5
        • 2.Rc5#

Anticipated by 200033(1966)

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);
      • Vars
        • K(a);S_FLIGHT::B(D)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • S(C);
    • Vars
      • K(a);S_FLIGHT::B(D)
      • K(a);P-FLIGHT::R(A)


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).