Problem Display
PID: 11576 (8/8/8/8/K6B/1B6/3p1R2/N3k3 w - - 0 1)

Kubbel, Leonid Ivanovich (AKA Kubbel, Karl Artur Leonid)

Rezec, 1939

8/8/8/8/K6B/1B6/3p1R2/N3k3

#2

5 + 2


3296 Shakhmatny zadachi miniaturi 1987
3813 300 Sachmatu Uzdaviniu 1991
2838 Fun with Chess Miniatures 1996
133 The Problemist Supplement 2009

SOLUTION


  • SOUND
  • Sets
    • 1...d1S
      • 2.Sc2#
    • 1...d1R
      • 2.Sc2#
  • Keys
    • 1.Bc4!
      • threat
        • 2.Rf1#
      • 1...d1Q+
        • 2.Rc2#
      • 1...d1B+
        • 2.Rc2#
      • 1...Kd1
        • 2.Rf1#
      • 1...d1S
        • 2.Sc2#
      • 1...d1R
        • 2.Sc2#
        • 2.Ra2#
        • 2.Rb2#
        • 2.Rc2#
        • 2.Rg2#
        • 2.Rh2#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • P(b);SBLOCK::S(A)
  • Actual
    • B(C);
    • Threat
      • B(E)+R(B),DCHECK
    • Vars
      • P(b);CHECK,OGATE,SBLOCK::B(E)+R(B)
      • K(a);P-FLIGHT::R(B)
      • P(b);SBLOCK::S(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).