MESON Chess Problem Database

Problem Display
PID: 17486 (5BBn/2p5/2R2Nk1/3P4/4KP2/8/8/8 w - - 0 1)

Kardos, Tivadar

Bulletin Ouvrier des Echecs, 1947

5BBn/2p5/2R2Nk1/3P4/4KP2/8/8/8

#2

7 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...Sf7
      • 2.Bh7#
  • Tries
    • 1.Kd3?
      • 1...Sf7
        • 2.Bh7#
      • 1...Kf5!
    • 1.Ke3?
      • 1...Sf7
        • 2.Bh7#
      • 1...Kf5!
    • 1.Kf3?
      • 1...Sf7
        • 2.Bh7#
      • 1...Kf5!
    • 1.Kd4?
      • 1...Sf7
        • 2.Bh7#
      • 1...Kf5!
    • 1.Rxc7?
      • 1...Kxf6
        • 2.Rc6#
      • 1...Sf7!
  • Keys
    • 1.Be6!
      • 1...Kxf6
        • 2.Bg8#
      • 1...Sf7
        • 2.Bf5#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • S(c);SBLOCK::B(G)
  • Tries
    • Try
      • K(A);S_FLIGHT
      • Vars
        • S(c);SBLOCK::B(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(A);P-FLIGHT
      • Vars
        • S(c);SBLOCK::B(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(A);S_FLIGHT
      • Vars
        • S(c);SBLOCK::B(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(A);P-FLIGHT
      • Vars
        • S(c);SBLOCK::B(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(D);XP(b)
      • Vars
        • K(a);OGATEB,P-FLIGHT,XS(E)::R(D)
      • Refutation
        • S(c);
  • Actual
    • B(G);
    • Vars
      • K(a);OGATEB,P-FLIGHT,XS(E)::R(D)+B(G)
      • S(c);SBLOCK::B(G)
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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).