MESON Chess Problem Database

Problem Display
PID: 245253 (k1N5/1n6/N7/8/8/1K1R4/6B1/8 w - - 0 1)

Dikusarov, Andrey Nikolayovich

Sa ogneupory, 1988

k1N5/1n6/N7/8/8/1K1R4/6B1/8

#2

5 + 2

5454 Near Snap 2021
15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Rd5!
      • 1...Sa5+
        • 2.Rxa5#
      • 1...Sc5+
        • 2.Rxc5#
      • 1...Sd6
        • 2.Rxd6#
      • 1...Sd8
        • 2.Rxd8#

Anticipated by 23357(1960)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • R(C);N_PINS(a)
    • Vars
      • S(a);CHECK,OGATEB::B(A)+R(C),XS(a)
      • S(a);OGATEB::B(A)+R(C),XS(a)
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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).