MESON Chess Problem Database

Problem Display
PID: 205487 (2R5/RB6/N1N5/1k6/8/4K3/P7/8 w - - 0 1)

Bennett, Frederick

Brisbane Courier, 1930

2R5/RB6/N1N5/1k6/8/4K3/P7/8

#2

7 + 1

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Ka4
      • 2.Sc7#
    • 1...Kc4
      • 2.Sd4#
  • Tries
    • 1.Kd3?
      • 1...Ka4
        • 2.Sc7#
      • 1...Kb6!
    • 1.Kd4?
      • 1...Ka4
        • 2.Sc7#
      • 1...Kb6!
    • 1.Ke4?
      • 1...Ka4
        • 2.Sc7#
      • 1...Kc4
        • 2.Sd4#
      • 1...Kb6!
    • 1.Raa8?
      • 1...Ka4
        • 2.Sc7#
      • 1...Kc4
        • 2.Sd4#
        • 2.Sa7#
      • 1...Kb6!
    • 1.Rb8?
      • 1...Ka4
        • 2.Sc7#
      • 1...Kb6
        • 2.Ba8#
      • 1...Kc4!
  • Keys
    • 1.Ba8!
      • 1...Ka4
        • 2.Sc7#
      • 1...Kc4
        • 2.Sd4#
      • 1...Kb6
        • 2.Rb8#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::R(E)+S(C)
    • K(a);S_FLIGHT::R(G)+S(D)
  • Tries
    • Try
      • K(B);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::R(E)+S(C)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • K(B);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::R(E)+S(C)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • K(B);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::R(E)+S(C)
        • K(a);S_FLIGHT::R(G)+S(D)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(E);
      • Vars
        • K(a);S_FLIGHT::R(E)+S(C)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(G);
      • Vars
        • K(a);S_FLIGHT::R(E)+S(C)
        • K(a);P-FLIGHT::R(G)+B(F)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • B(F);
    • Vars
      • K(a);S_FLIGHT::R(E)+S(C)
      • K(a);S_FLIGHT::R(G)+S(D)
      • K(a);P-FLIGHT::R(G)
HTML5 logo

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).