MESON Chess Problem Database

Problem Display
PID: 39566 (k7/N1K5/8/8/8/5p2/1p4n1/6Q1 w - - 0 1)

Lincoln, Robert A

More Fun with Chess Miniatures, 2000

k7/N1K5/8/8/8/5p2/1p4n1/6Q1

#2

3 + 4

SOLUTION

  • SOUND
  • Tries
    • 1.Sc6?
      • threat
        • 2.Qa7#
      • 1...Se3
        • 2.Qg8#
      • 1...f2!
    • 1.Sc8?
      • threat
        • 2.Qa7#
      • 1...f2
        • 2.Qxg2#
      • 1...Se3!
  • Keys
    • 1.Sb5!
      • threat
        • 2.Qa7#
      • 1...Se3
        • 2.Qg8#
      • 1...f2
        • 2.Qxg2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);
      • Threat
        • QAR1(A)
      • Vars
        • S(b);OGATE::QAR(A)
      • Refutation
        • P(c);
    • Try
      • S(B);
      • Threat
        • QAR1(A)
      • Vars
        • P(c);OGATEB::QAB(A),XS(b)
      • Refutation
        • S(b);
  • Actual
    • S(B);
    • Threat
      • QAR1(A)
    • Vars
      • S(b);OGATE::QAR(A)
      • P(c);OGATEB::QAB(A),XS(b)
HTML5 logo

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).