Problem Display
PID: 53827 (4N1R1/K4p1p/R4P1P/5kn1/2N1pnp1/4P1Bb/5r1Q/5q2 w - - 0 1)

Clark, Cecil Henry Douglas

Rudd, Charles Dember

Chess, 1942

4N1R1/K4p1p/R4P1P/5kn1/2N1pnp1/4P1Bb/5r1Q/5q2

#2

10 + 10


SOLUTION


  • SOUND
  • Sets
    • 1...Sfe6
      • 2.Scd6#
    • 1...Sg6
      • 2.Sg7#
  • Keys
    • 1.Bh4!
      • threat
        • 2.Rxg5#
      • 1...Sfe6
        • 2.Scd6#
        • 2.Qe5#
      • 1...Sg6
        • 2.Sg7#
      • 1...Sf3
        • 2.Qxf4#
      • 1...Sge6
        • 2.Sed6#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • S(e);SBLOCK::S(D)
    • S(e);SBLOCK::S(I)
  • Actual
    • B(C);
    • Threat
      • R1(J),XS(h)
    • Vars
      • S(e);SBLOCK::S(I)
      • S(h);S_CUTR(b)::QAR1(A),XS(e)
      • S(h);SBLOCK::S(I)


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).