MESON Chess Problem Database

Problem Display
PID: 62687 (5nkr/Kp3Rbp/p2N1RP1/6n1/8/8/8/4r3 w - - 0 1)

Jarman, CP

Chess, 1944

5nkr/Kp3Rbp/p2N1RP1/6n1/8/8/8/4r3

#2

5 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Sxf7
      • 2.gxf7#
  • Keys
    • 1.Sf5!
      • threat
        • 2.Rxg7#
      • 1...Bxf6
        • 2.Sh6#
      • 1...Sxf7
        • 2.gxf7#
      • 1...Re7
        • 2.Sxe7#
      • 1...Bh6
        • 2.Sxh6#
      • 1...Sge6
        • 2.Se7#
      • 1...Sfe6
        • 2.Se7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • S(b);OGATE,XR(E)::P(C),XS(b)
  • Actual
    • S(A);
    • Threat
      • R1(E),XB(e)
    • Vars
      • B(e);N_GUARD,XR(B)::S(A)
      • S(b);OGATE,XR(E)::P(C),XS(b)
      • R(a);N_GUARD::S(A),XR(a)
      • B(e);N_GUARD::S(A),XB(e)
      • S(b);S_CUTR(a)::S(A)
      • S(g);S_CUTR(a)::S(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).