Problem Display
PID: 3163 (8/8/5R2/8/6k1/5N2/6PK/7R w - - 0 1)

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

Source?, 1941

8/8/5R2/8/6k1/5N2/6PK/7R

#2

5 + 1


2012 Miniature Chess Problems from Many Countries 1981
3296 Shakhmatny zadachi miniaturi 1987
3813 300 Sachmatu Uzdaviniu 1991
5454 Near Snap 2021

SOLUTION


  • SOUND
  • Sets
    • 1...Kh5
      • 2.Kg3#
  • Keys
    • 1.Rg1!
      • 1...Kh5
        • 2.g4#

Anticipated by 241838(1930)

FEATURES


  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::R(A)+K(C)
  • Actual
    • R(A);
    • Vars
      • K(a);OGATE,S_FLIGHT::P(B)


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).