MESON Chess Problem Database

Problem Display
PID: 146634 (4n1qn/4Bk1b/4R1p1/2K5/4P3/8/B7/Q7 w - - 0 1)

Sparke, Arthur M

2nd HM., Good Companions (February Meredith Ty.), 1918

4n1qn/4Bk1b/4R1p1/2K5/4P3/8/B7/Q7

#2

6 + 6

15 British Chess Magazine 1918

SOLUTION

  • SOUND
  • Sets
    • 1...Qg7
      • 2.Re5#
  • Keys
    • 1.Bd6!
      • 1...Sxd6
        • 2.Qf6#
      • 1...Qg7
        • 2.Rf6#
      • 1...Qf8
        • 2.Re7#
      • 1...Sf6
        • 2.Qxf6#
      • 1...Sc7
        • 2.Qf6#
      • 1...Sg7
        • 2.Qf6#
      • 1...g5
        • 2.Rh6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • Q(e);SBLOCK::B(B)+R(E)
  • Actual
    • B(F);
    • Vars
      • S(d);N_GUARD,XB(F)::QAR1(A)
      • Q(e);SBLOCK::B(B)+R(E),DCHECK
      • Q(e);P_PINB(F),SBLOCK::B(B)+R(E),DCHECK
      • S(d);N_GUARD::QAR1(A),XS(d)
      • S(d);N_GUARD::QAR1(A)
      • P(a);OGATE::B(B)+R(E)
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).