Problem Display
PID: 246602 (4k2r/R6p/5B2/8/n7/8/8/R3K3 w - - 0 1)

Abramenko, Sergey Petrovich

Moscow Ty., 2020

4k2r/R6p/5B2/8/n7/8/8/R3K3

#2

4 + 4


15148 Sadier Collection 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Rd1!
      • threat
        • 2.Rd8#
      • 1...Kf8
        • 2.Rd8#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Actual
    • R(A);
    • Threat
      • R1(A)
    • Vars
      • K(c);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).