MESON Chess Problem Database

Problem Display
PID: 44840 (3R4/8/1k6/8/1N1R4/1K6/8/3Q4 w - - 0 1)

Andrews, Henry John Clinton

Source?, 0000

3R4/8/1k6/8/1N1R4/1K6/8/3Q4

#2

5 + 1

3316 Chess Problem Text Book 1887
16 Chess Amateur (The) 1908
5454 Near Snap 2017

SOLUTION

  • SOUND
  • Keys
    • 1.Qg1!
      • 1...Ka5
        • 2.R4d5#
      • 1...Kb5
        • 2.R4d5#
      • 1...Kc5
        • 2.R4d5#
      • 1...Ka7
        • 2.R4d7#
      • 1...Kb7
        • 2.R4d7#
      • 1...Kc7
        • 2.R4d7#

This anticipates 22515(1881), 165089(1922)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(A);
    • Vars
      • K(a);S_FLIGHT::R(D)
      • K(a);P-FLIGHT::R(D)
      • K(a);S_FLIGHT::QAB(A)+R(D),DCHECK
      • K(a);S_FLIGHT::R1(D)
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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).