Problem Display
PID: 3199 (1B5k/2pp3B/P2P2K1/R2P4/8/8/8/8 w - - 0 1)

Finzer, Lothar

Source?, 1976

1B5k/2pp3B/P2P2K1/R2P4/8/8/8/8

#2

7 + 3


SOLUTION


  • SOUND
  • Tries
    • 1.Rc5?
      • 1...cxd6
        • 2.Rc8#
      • 1...c6!
  • Keys
    • 1.dxc7!
      • 1...d6
        • 2.c8Q#
        • 2.c8R#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(A);
      • Vars
        • P(a);OGATE,XP(D)::R(A)
      • Refutation
        • P(a);
  • Actual
    • P(D);XP(a)
    • Vars
      • P(b);::P=Q


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).