MESON Chess Problem Database

Problem Display
PID: 169845 (4n3/3B4/4N3/3k1p2/1K2NB2/8/2P5/3n4 w - - 0 1)

Kijonka, Vilem

Narodni prace, 1945

4n3/3B4/4N3/3k1p2/1K2NB2/8/2P5/3n4

#2

6 + 4

6490 yacpdb 2018
5454 Near Snap 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Kxe4
      • 2.Bc6#
    • 1...Sb2
      • 2.Sc3#
    • 1...Sf2
      • 2.Sc3#
    • 1...Sc3
      • 2.Sxc3#
    • 1...Se3
      • 2.Sc3#
    • 1...Sd6
      • 2.Sf6#
    • 1...Sf6
      • 2.Sxf6#
    • 1...Sc7
      • 2.Sf6#
    • 1...Sg7
      • 2.Sf6#
    • 1...fxe4
      • 2.c4#
  • Keys
    • 1.Kb3!
      • 1...Kxe4
        • 2.Bc6#
      • 1...fxe4
        • 2.c4#
      • 1...Sb2
        • 2.Sc3#
      • 1...Sf2
        • 2.Sc3#
      • 1...Sc3
        • 2.Sxc3#
      • 1...Se3
        • 2.Sc3#
      • 1...Sd6
        • 2.Sf6#
      • 1...Sf6
        • 2.Sxf6#
      • 1...Sc7
        • 2.Sf6#
      • 1...Sg7
        • 2.Sf6#

Anticipated by 131903(1883)

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(b);S_FLIGHT,XS(C)::B(F)
    • S(a);N_GUARD::S(C)
    • S(a);N_GUARD::S(C),XS(a)
    • S(d);N_GUARD::S(C)
    • S(d);N_GUARD::S(C),XS(d)
    • P(c);SBLOCK,XS(C)::P(A)
  • Actual
    • K(B);P-FLIGHT
    • Vars
      • K(b);S_FLIGHT,XS(C)::B(F)
      • P(c);SBLOCK,XS(C)::P(A)
      • S(a);N_GUARD::S(C)
      • S(a);N_GUARD::S(C),XS(a)
      • S(d);N_GUARD::S(C)
      • S(d);N_GUARD::S(C),XS(d)
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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).