Problem Display
PID: 208025 (7R/3nkn2/2p3p1/2P1p1P1/8/4N3/Q3K3/8 w - - 0 1)

Dean, Henry A

Dubuque Chess Journal, 1873

7R/3nkn2/2p3p1/2P1p1P1/8/4N3/Q3K3/8

#2

6 + 6


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Qe6+!
      • 1...Kxe6
        • 2.Re8#

FEATURES


  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(A);CHECK
    • Vars
      • K(e);P-FLIGHT,XQ(A)::R(F)


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).