MESON Chess Problem Database

Problem Display
PID: 2467 (8/6np/3N3k/6n1/5N2/8/8/7K w - - 0 1)

Laws, Benjamin Glover

Source?, 0000

8/6np/3N3k/6n1/5N2/8/8/7K

#2

3 + 4

SOLUTION

  • SOUND
  • Sets
    • 1...Sf3
      • 2.Sf7#
    • 1...Sh3
      • 2.Sf7#
    • 1...Se4
      • 2.Sf7#
    • 1...S5e6
      • 2.Sf7#
    • 1...Sf7
      • 2.Sxf7#
    • 1...Sf5
      • 2.Sxf5#
    • 1...Sh5
      • 2.Sf5#
    • 1...S7e6
      • 2.Sf5#
    • 1...Se8
      • 2.Sf5#
  • Tries
    • 1.Kh2?
      • 1...Sh3
        • 2.Sf7#
      • 1...Se4
        • 2.Sf7#
      • 1...S5e6
        • 2.Sf7#
      • 1...Sf7
        • 2.Sxf7#
      • 1...Sf5
        • 2.Sxf5#
      • 1...Sh5
        • 2.Sf5#
      • 1...S7e6
        • 2.Sf5#
      • 1...Se8
        • 2.Sf5#
      • 1...Sf3+!
  • Keys
    • 1.Kg2!
      • 1...Sf3
        • 2.Sf7#
      • 1...Sh3
        • 2.Sf7#
      • 1...Se4
        • 2.Sf7#
      • 1...S5e6
        • 2.Sf7#
      • 1...Sf7
        • 2.Sxf7#
      • 1...Sf5
        • 2.Sxf5#
      • 1...Sh5
        • 2.Sf5#
      • 1...S7e6
        • 2.Sf5#
      • 1...Se8
        • 2.Sf5#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD::S(C)
    • S(a);N_GUARD::S(C),XS(a)
    • S(c);N_GUARD::S(C),XS(c)
    • S(c);N_GUARD::S(C)
  • Tries
    • Try
      • K(A);P-FLIGHT
      • Vars
        • S(a);N_GUARD::S(C)
        • S(a);N_GUARD::S(C),XS(a)
        • S(c);N_GUARD::S(C),XS(c)
        • S(c);N_GUARD::S(C)
      • Refutation
        • S(a);CHECK
  • Actual
    • K(A);S_FLIGHT
    • Vars
      • S(a);N_GUARD::S(C)
      • S(a);N_GUARD::S(C),XS(a)
      • S(c);N_GUARD::S(C),XS(c)
      • S(c);N_GUARD::S(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).