Problem Display
PID: 214278 (8/8/8/3N4/kN6/8/P2R4/1K3B2 w - - 0 1)

Zalokotsky, Roman Fedorovich (aka Fedorovich, Roman)

Land og Folk, 1977

8/8/8/3N4/kN6/8/P2R4/1K3B2

#2

6 + 1


15148 Sadier Collection 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Rd3?
      • 1...Ka5
        • 2.Ra3#
      • 1...Kb5!
  • Keys
    • 1.Rd4!
      • 1...Ka3
        • 2.Sc2#
      • 1...Ka5
        • 2.Sc6#

FEATURES


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


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).