MESON Chess Problem Database

Problem Display
PID: 53248 (8/1n1p4/2NN1K2/1p1k4/1PR5/2p2P2/2P5/8 w - - 0 1)

den Hertog, Herman Johannes

Tijdschrift vd NSB, 1893

8/1n1p4/2NN1K2/1p1k4/1PR5/2p2P2/2P5/8

#2

7 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...Sxd6
      • 2.Rc5#
  • Keys
    • 1.Sf5!
      • 1...Kxc4
        • 2.Se3#
      • 1...bxc4
        • 2.Sce7#
      • 1...dxc6
        • 2.Rd4#
      • 1...Sc5
        • 2.Rxc5#
      • 1...Sa5
        • 2.Rc5#
      • 1...Sd6
        • 2.Se3#
        • 2.Rc5#
      • 1...Sd8
        • 2.Rc5#
      • 1...d6
        • 2.Se3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 1
  • Sets
    • S(d);N_GUARD,SBLOCK,XS(F)::R1(D)
  • Actual
    • S(F);
    • Vars
      • K(c);S_FLIGHT,XR(D)::S(F)
      • P(b);SBLOCK,XR(D)::S(E)
      • P(e);SBLOCK,XS(E)::R1(D)
      • S(d);N_GUARD::R1(D),XS(d)
      • S(d);N_GUARD::R1(D)
      • P(e);SBLOCK::S(F)
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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).