MESON Chess Problem Database

Problem Display
PID: 23757 (4K3/1k1P4/2N1N3/1B6/8/8/8/8 w - - 0 1)

Rice, John Michael

Paisley Rapid Solving, 1996

4K3/1k1P4/2N1N3/1B6/8/8/8/8

#2

5 + 1

5454 Near Snap 2013

SOLUTION

  • SOUND
  • Tries
    • 1.Sc5+?
      • 1...Kc7
        • 2.d8Q#
      • 1...Ka8
        • 2.d8Q#
        • 2.d8R#
      • 1...Kb6!
    • 1.d8S+?
      • 1...Ka8
        • 2.Sc7#
      • 1...Kc8
        • 2.Ba6#
      • 1...Kb6!
    • 1.d8B?
      • 1...Kc8
        • 2.Ba6#
      • 1...Ka8!
  • Keys
    • 1.d8R!
      • 1...Kb6
        • 2.Rb8#

Anticipated by 102360(1959)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);CHECK
      • Vars
        • K(a);P-FLIGHT::P=Q
        • K(a);S_FLIGHT::P=Q
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • P(D);CHECK
      • Vars
        • K(a);S_FLIGHT::S(C)
        • K(a);S_FLIGHT::B(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • P(D);
      • Vars
        • K(a);S_FLIGHT::B(A)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • P(D);
    • Vars
      • K(a);P-FLIGHT::R(D)
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).