MESON Chess Problem Database

Problem Display
PID: 180697 (6k1/4K3/6NR/4B3/6Nr/8/8/8 w - - 0 1)

Lincoln, Robert A

Die Schwalbe, 2018

6k1/4K3/6NR/4B3/6Nr/8/8/8

#2

5 + 2

SOLUTION

  • SOUND
  • Sets
    • 1...Rxg4
      • 2.Rh8#
  • Keys
    • 1.Sf8!
      • threat
        • 2.Rg6#
      • 1...Rxg4
        • 2.Rh8#
      • 1...Rxh6
        • 2.Sxh6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • R(a);N_GUARD,XS(A)::R1(D)
  • Actual
    • S(C);
    • Threat
      • R(D)
    • Vars
      • R(a);N_GUARD,XS(A)::R1(D)
      • R(a);XR(D)::S(A),XR(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).