MESON Chess Problem Database

Problem Display
PID: 119917 (8/3B4/3p4/8/1N2k1N1/1P2P3/1P4P1/4K3 w - - 0 1)

Gold, S?

Bruederschaft, 1887

8/3B4/3p4/8/1N2k1N1/1P2P3/1P4P1/4K3

#2

8 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sd5?
      • 1...Kd3
        • 2.Bf5#
      • 1...Kxd5!
    • 1.Sa6?
      • 1...Kd3
        • 2.Bf5#
      • 1...d5
        • 2.Sc5#
      • 1...Kd5!
  • Keys
    • 1.Sd3!
      • 1...Kxd3
        • 2.Bf5#
      • 1...Kd5
        • 2.Sf6#
      • 1...d5
        • 2.Sdf2#
        • 2.Sc5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(F);
      • Vars
        • K(a);S_FLIGHT::B(H)
      • Refutation
        • K(a);S_FLIGHT,XS(F)
    • Try
      • S(F);
      • Vars
        • K(a);S_FLIGHT::B(H)
        • P(b);N_GUARD,SBLOCK::S(F)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(F);
    • Vars
      • K(a);S_FLIGHT,XS(F)::B(H)
      • K(a);S_FLIGHT::S(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).