MESON Chess Problem Database

Problem Display
PID: 144831 (8/4Q3/8/bK1k4/3p2r1/8/1N6/8 w - - 0 1)

Lincoln, Robert A

StrateGems, 1998

8/4Q3/8/bK1k4/3p2r1/8/1N6/8

#2

3 + 4

SOLUTION

  • SOUND
  • Keys
    • 1.Sd3!
      • threat
        • 2.Qe5#
      • 1...Re4
        • 2.Qd7#
      • 1...Rg5
        • 2.Sf4#
      • 1...Bc7
        • 2.Sb4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(A);
    • Threat
      • QAR1(C)
    • Vars
      • R(b);SBLOCK::QAR2(C)
      • R(b);N_GUARD::S(A)
      • B(c);N_GUARD::S(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).