MESON Chess Problem Database

Problem Display
PID: 44414 (8/p3B1K1/b2NN3/kr1P4/1q6/nP6/8/2Q5 w - - 0 1)

Orchard, Isaac Edward

Maryland Chess Review, 1874

8/p3B1K1/b2NN3/kr1P4/1q6/nP6/8/2Q5

#2

7 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Kb6
      • 2.Bd8#
      • 2.Qc7#
  • Keys
    • 1.Qxa3+!
      • 1...Kb6
        • 2.Bd8#
      • 1...Qxa3
        • 2.Sc4#
      • 1...Qa4
        • 2.Sc4#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(A);CHECK,XS(a)
    • Vars
      • K(c);S_FLIGHT::B(F)
      • Q(b);XQ(A)::S(D)
      • Q(b);P_SPINQ(b)::S(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).