Problem Display
PID: 65455 (4Q3/8/8/4N3/3Bk3/8/8/4K3 w - - 0 1)

Anonymous

The Chess Player's Chronicle (Staunton), 1847

4Q3/8/8/4N3/3Bk3/8/8/4K3

#2

4 + 1


SOLUTION


  • SOUND
  • Tries
    • 1.Qe6?
      • 1...Kf4
        • 2.Qg4#
      • 1...Kxd4!
  • Keys
    • 1.Qd7!
      • 1...Kf4
        • 2.Qg4#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(D);
      • Vars
        • K(a);P-FLIGHT::QAR1(D)
      • Refutation
        • K(a);P-FLIGHT,XB(B)
  • Actual
    • Q(D);
    • Vars
      • K(a);P-FLIGHT::QAR1(D)


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).