Problem Display
PID: 213043 (7R/1k4K1/1P6/2Q5/8/8/8/8 w - - 0 1)

Kardos, Tivadar

Land og Folk, 1974

7R/1k4K1/1P6/2Q5/8/8/8/8

#2

4 + 1


15148 Sadier Collection 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Qc6+?
      • 1...Ka6
        • 2.Ra8#
      • 1...Kxc6!
  • Keys
    • 1.Ra8!
      • 1...Kxa8
        • 2.Qc8#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);S_FLIGHT::R(D)
      • Refutation
        • K(a);S_FLIGHT,XQ(A)
  • Actual
    • R(D);
    • Vars
      • K(a);S_FLIGHT,XR(D)::QAR2(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).