MESON Chess Problem Database

Problem Display
PID: 146970 (k7/1p6/3K4/8/1Q6/P7/4p3/8 w - - 0 1)

Lincoln, Robert A

StrateGems, 2012

k7/1p6/3K4/8/1Q6/P7/4p3/8

#2

3 + 3

SOLUTION

  • SOUND
  • Keys
    • 1.Kc7!
      • threat
        • 2.Qa5#
        • 2.Qa4#
        • 2.Qxb7#
      • 1...Ka7
        • 2.Qa5#
        • 2.Qa4#
        • 2.Qxb7#
      • 1...e1Q
        • 2.Qxb7#
      • 1...e1B
        • 2.Qxb7#
      • 1...b5
        • 2.Qa5#
      • 1...b6
        • 2.Qa4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • K(C);S_FLIGHT
    • Threat
      • DUALS(3)
    • Vars
      • P(a);::QAB1(B),XP(b)
      • P(b);::QAR(B)
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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).