Problem Display
PID: 105990 (r5Nk/p5pp/5Pp1/8/8/8/1B6/1K6 w - - 0 1)

Vive la Pologna

Szachista Polski, 1912

r5Nk/p5pp/5Pp1/8/8/8/1B6/1K6

#2

4 + 6


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Sh6!
      • threat
        • 2.fxg7#
      • 1...gxf6
        • 2.Bxf6#
      • 1...gxh6
        • 2.f7#
      • 1...Rg8
        • 2.Sf7#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(D);
    • Threat
      • P(C),XP(c)
    • Vars
      • P(c);OGATE,P_SPINP(c),XP(C)::B(B),XP(c)
      • P(c);XS(D)::B(B)+P(C)
      • R(e);SBLOCK::S(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).