Problem Display
PID: 182707 (8/8/5B2/5P1R/R3pkp1/2p5/2KPp2P/4N1nr w - - 0 1)

Hill, C

British Chess Magazine, 1913

8/8/5B2/5P1R/R3pkp1/2p5/2KPp2P/4N1nr

#2

8 + 7


SOLUTION


  • SOUND
  • Sets
    • 1...Sf3
      • 2.Sg2#
      • 2.Sd3#
  • Keys
    • 1.Ra5!
      • threat
        • 2.Be5#
        • 2.Bg5#
      • 1...Rxh2
        • 2.Be5#
      • 1...cxd2
        • 2.Bg5#
      • 1...e3
        • 2.Ra4#
      • 1...g3
        • 2.Rh4#
      • 1...Sf3
        • 2.Sg2#
      • 1...Sh3
        • 2.Be5#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Actual
    • R(E);N_PINP(e)
    • Threat
      • DUALS(2)
    • Vars
      • R(b);XP(D)::B(H)
      • P(d);XP(C)::B(H)
      • P(e);OGATEB::R(E)
      • P(g);OGATEB::R(G)
      • S(a);SBLOCK::S(A)
      • S(a);::B(H)


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).