MESON Chess Problem Database

Problem Display
PID: 219049 (3RQ3/3b4/4Np2/4bpR1/3N1n2/4kP2/1K2B3/4B3 w - - 0 1)

Arnold, William E

St. Louis Globe Democrat, 1882

3RQ3/3b4/4Np2/4bpR1/3N1n2/4kP2/1K2B3/4B3

#2

9 + 6

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Sxf4!
      • 1...Kxd4
        • 2.Bf2#
      • 1...Kxf4
        • 2.Bd2#
      • 1...Bxe8
        • 2.Sg2#
      • 1...fxg5
        • 2.Qxe5#
      • 1...Ba4
        • 2.Sg2#
      • 1...Bb5
        • 2.Sg2#
      • 1...Bc6
        • 2.Sg2#
      • 1...Be6
        • 2.Sg2#
      • 1...Bc8
        • 2.Sg2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(G);P_PINB(c),XS(b)
    • Vars
      • K(a);N_SPINB(c),P_SPINB(f),S_FLIGHT,XS(E)::B(A)
      • K(a);N_SPINB(c),S_FLIGHT,XS(G)::B(A)
      • B(f);N_SPINB(c),XQ(I)::S(G)
      • P(e);N_GUARD,XR(F)::QAR2(I),XB(c)
      • B(f);::S(G)
      • B(f);N_SPINB(c)::S(G)
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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).