Problem Display
PID: 267539 (3R4/4Q3/3N4/3p4/1K1k4/8/8/8 w - - 0 1)

Stevanovic, Stole

Politika, 1962

3R4/4Q3/3N4/3p4/1K1k4/8/8/8

#2

4 + 2


261 Mat 1980

SOLUTION


  • SOUND
  • Keys
    • 1.Qe4+!
      • 1...dxe4
        • 2.Sc4#

FEATURES


  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(C);CHECK
    • Vars
      • P(b);SBLOCK,XQ(C)::R(D)+S(B)


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).