MESON Chess Problem Database

Problem Display
PID: 23209 (8/8/5r2/2BRp3/2K1k3/8/5Q2/8 w - - 0 1)

Lincoln, Robert A

Fun with Chess Miniatures, 1996

8/8/5r2/2BRp3/2K1k3/8/5Q2/8

#2

4 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...Rf5
      • 2.Qe3#
  • Keys
    • 1.Qg3!
      • threat
        • 2.Rxe5#
      • 1...Kf5
        • 2.Rxe5#
      • 1...Rf4
        • 2.Qd3#
      • 1...Rf5
        • 2.Qe3#
      • 1...Re6
        • 2.Qg4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • R(c);SBLOCK::QAR1(A)
  • Actual
    • Q(A);
    • Threat
      • R1(D),XP(b)
    • Vars
      • K(a);P_SPINP(b),S_FLIGHT::R1(D),XP(b)
      • R(c);SBLOCK::QAB1(A)
      • R(c);SBLOCK::QAR1(A)
      • R(c);N_GUARD::QAR2(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).