MESON Chess Problem Database

Problem Display
PID: 270215 (8/8/8/1P5R/k3B3/1N6/Kn6/4Bb2 w - - 0 1)

Subotic, Miroslav

Probleemblad, 2020

8/8/8/1P5R/k3B3/1N6/Kn6/4Bb2

#2

6 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...Bxb5
      • 2.Sc5#
  • Tries
    • 1.Bc6?
      • threat
        • 2.Sc5#
      • 1...Sd3
        • 2.b6#
      • 1...Bc4!
  • Keys
    • 1.b6!
      • threat
        • 2.Ra5#
      • 1...Bb5
        • 2.Sc5#
      • 1...Sc4
        • 2.Bc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • B(a);SBLOCK,XP(E)::S(C)
  • Tries
    • Try
      • B(D);
      • Threat
        • S(C)
      • Vars
        • S(b);S_CUTB(a)::B(D)+P(E)
      • Refutation
        • B(a);P_PINS(C)
  • Actual
    • P(E);
    • Threat
      • R1(F)
    • Vars
      • B(a);SBLOCK::S(C)
      • S(b);S_CUTB(a)::B(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).