MESON Chess Problem Database

Problem Display
PID: 168563 (8/1B6/8/K7/2k5/5NNR/6R1/8 w - - 0 1)

Lincoln, Robert A

StrateGems, 2017

8/1B6/8/K7/2k5/5NNR/6R1/8

#2

6 + 1

SOLUTION

  • SOUND
  • Tries
    • 1.Se4?
      • 1...Kb3
        • 2.Se5#
      • 1...Kd3!
  • Keys
    • 1.Sf5!
      • 1...Kb3
        • 2.Se5#
      • 1...Kc3
        • 2.Se5#
      • 1...Kd3
        • 2.Se5#
      • 1...Kc5
        • 2.Rc2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);
      • Vars
        • K(a);S_FLIGHT::R(D)+S(B)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(C);
    • Vars
      • K(a);S_FLIGHT::R(D)+S(B)
      • K(a);P-FLIGHT::R(D)+S(B)
      • K(a);S_FLIGHT::R(D)+S(B),DCHECK
      • K(a);P-FLIGHT::R(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).