MESON Chess Problem Database

Problem Display
PID: 214891 (8/4nrb1/2p5/2Np2N1/1K1k2b1/7n/3P1R1B/8 w - - 0 1)

Wash, Benjamin S

St. Louis Globe Democrat, 1878

8/4nrb1/2p5/2Np2N1/1K1k2b1/7n/3P1R1B/8

#2

6 + 8

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Rf5
      • 2.Sge6#
    • 1...Bd1
      • 2.Sge6#
    • 1...Be2
      • 2.Sge6#
    • 1...Bf3
      • 2.Sge6#
    • 1...Bf5
      • 2.Sf3#
    • 1...Bh5
      • 2.Sge6#
    • 1...Be6
      • 2.Sgxe6#
    • 1...Sf5
      • 2.Sge6#
  • Keys
    • 1.Rf5!
      • threat
        • 2.Sge6#
      • 1...Bxf5
        • 2.Sf3#
      • 1...Sxg5
        • 2.Bg1#
      • 1...Rf6
        • 2.Be5#
      • 1...Sf4
        • 2.Bg1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 7
  • Sets
    • R(g);S_CUTB(c)::S(F)
    • B(c);N_GUARD::S(F)
    • B(c);N_GUARD,S_CUTR(g)::S(F)
    • B(c);N_GUARD::S(F),XB(c)
    • S(f);S_CUTB(c)::S(F)
  • Actual
    • R(B);
    • Threat
      • S(F)
    • Vars
      • B(c);N_GUARD,XR(B)::S(F)
      • S(a);N_GUARD,XS(F)::B(C)
      • R(g);S_CUTB(h)::B(C)
      • S(a);N_GUARD::B(C)
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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).