MESON Chess Problem Database

Problem Display
PID: 23117 (8/1b3n2/6N1/1Q6/4k3/8/4NK2/8 w - - 0 1)

Lincoln, Robert A

Fun with Chess Miniatures, 1996

8/1b3n2/6N1/1Q6/4k3/8/4NK2/8

#2

4 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...Bd5
      • 2.Qb1#
  • Keys
    • 1.Sef4!
      • threat
        • 2.Qd3#
      • 1...Kd4
        • 2.Qb4#
      • 1...Se5
        • 2.Qxe5#
      • 1...Ba6
        • 2.Qd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • B(b);SBLOCK::QAB(C)
  • Actual
    • S(A);
    • Threat
      • QAB1(C)
    • Vars
      • K(a);P-FLIGHT::QAR2(C)
      • S(c);N_GUARD::QAR1(C),XS(c)
      • B(b);N_GUARD::QAB1(C)
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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).