MESON Chess Problem Database

Problem Display
PID: 63493 (8/1Q2K3/8/8/8/4NN2/p7/r1R1nb1k w - - 0 1)

Kipping, Cyril Stanley

Chess, 1945

8/1Q2K3/8/8/8/4NN2/p7/r1R1nb1k

#2

5 + 5

SOLUTION

  • SOUND
  • Keys
    • 1.Qb2!
      • threat
        • 2.Qh2#
      • 1...Sxf3
        • 2.Qg2#
      • 1...Be2
        • 2.Qh8#
      • 1...Bg2
        • 2.Qxg2#
      • 1...Sc2
        • 2.Qh8#
      • 1...Sg2
        • 2.Qxg2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(D);
    • Threat
      • QAR1(D)
    • Vars
      • S(b);N_GUARD,P_SPINB(c),XS(C)::QAB1(D)
      • B(c);N_GUARD,P_SPINS(b)::QAB(D)
      • B(c);N_GUARD,P_SPINS(b)::QAB1(D),XB(c)
      • S(b);P_SPINB(c)::QAB(D)
      • S(b);N_GUARD,P_SPINB(c)::QAB1(D),XS(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).