Problem Display
PID: 138409 (k7/8/K7/8/N7/8/8/B7 w - - 0 1)

Speckmann, Werner

Deutsche Schachzeitung, 1980

k7/8/K7/8/N7/8/8/B7

#2

3 + 1


23 Die Schwalbe 2010

SOLUTION


  • SOUND
  • Keys
    • 1.Sb6+!
      • 1...Kb8
        • 2.Be5#

FEATURES


  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(B);CHECK
    • Vars
      • K(a);P-FLIGHT::B(A)


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).