MESON Chess Problem Database

Problem Display
PID: 23119 (4k3/3p4/1Q6/7K/7b/B7/8/8 w - - 0 1)

Lincoln, Robert A

Fun with Chess Miniatures, 1996

4k3/3p4/1Q6/7K/7b/B7/8/8

#2

3 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...Kf7
      • 2.Qg6#
    • 1...Bd8
      • 2.Qg6#
  • Keys
    • 1.Qd6!
      • threat
        • 2.Qf8#
      • 1...Kf7
        • 2.Qg6#
      • 1...Kd8
        • 2.Qb8#
      • 1...Be7
        • 2.Qxe7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • K(c);S_FLIGHT::QAB1(C)
    • B(a);SBLOCK::QAB(C)
  • Actual
    • Q(C);
    • Threat
      • QAR1(C)
    • Vars
      • K(c);S_FLIGHT::QAB1(C)
      • K(c);P-FLIGHT,P_SPINP(b)::QAR2(C)
      • B(a);N_GUARD::QAR1(C),XB(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).