Problem Display
PID: 17561 (2R3B1/K7/p7/pkN5/rN6/b7/2n5/2r5 w - - 0 1)

Bekkelund, Paul

1st Prize, Sjakk-Nytt, 1947

2R3B1/K7/p7/pkN5/rN6/b7/2n5/2r5

#2

5 + 7


4872 Themes-64 1956
3105 FIDE Album (1945-1955) 1964
5862 An ABC of Chess Problems 1970
4640 Chess Wizardry: The New ABC of Chess Problems 1996
3310 2345 Chess Problems 1997

SOLUTION


  • SOUND
  • Keys
    • 1.Se4!
      • threat
        • 2.Rb8#
      • 1...Kxb4
        • 2.Rb8#
      • 1...Rxb4
        • 2.Sc3#
      • 1...Bxb4
        • 2.Bc4#
      • 1...Sxb4
        • 2.Sd6#
      • 1...axb4
        • 2.Rc5#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(B);
    • Threat
      • R(D)
    • Vars
      • K(f);P-FLIGHT,XS(A)::R(D)
      • R(d);SBLOCK,XS(A)::S(B)
      • B(c);SBLOCK,XS(A)::B(E)
      • S(b);SBLOCK,XS(A)::S(B)
      • P(e);SBLOCK,XS(A)::R1(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).