Problem Display
PID: 86153 (5B1K/8/4R3/6kB/6P1/8/8/8 w - - 0 1)

Vladimirov, Evgeny

Problemas, 1972

5B1K/8/4R3/6kB/6P1/8/8/8

#2

5 + 1


6490 yacpdb 2009
5454 Near Snap 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Re4?
      • 1...Kf6
        • 2.Be7#
      • 1...Kh4!
  • Keys
    • 1.Re3!
      • 1...Kf4
        • 2.Bh6#
      • 1...Kh4
        • 2.Be7#
      • 1...Kf6
        • 2.Be7#

Anticipated by 193952(1916)

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(C);
      • Vars
        • K(a);S_FLIGHT::B(D)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • R(C);
    • Vars
      • K(a);S_FLIGHT::B(D)


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).