Problem Display
PID: 130603 (8/3p4/2pP4/1p5R/pN1kB2P/8/1P1N1P2/4n2K w - - 0 1)

Legentil, Georges

Le Havre Eclair, 1929

(First published on Sun Jan 13 1929)

8/3p4/2pP4/1p5R/pN1kB2P/8/1P1N1P2/4n2K

#2

9 + 6


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Sc2
      • 2.Sxc2#
    • 1...Sg2
      • 2.Sc2#
    • 1...Sd3
      • 2.Sc2#
    • 1...Sf3
      • 2.Sc2#
    • 1...c5
      • 2.Rd5#
  • Tries
    • 1.Bg6?
      • 1...Sc2
        • 2.Sxc2#
      • 1...Sg2
        • 2.Sc2#
      • 1...Sd3
        • 2.Sc2#
      • 1...Sf3
        • 2.Sc2#
      • 1...c5
        • 2.Rd5#
      • 1...a3!
    • 1.Bh7?
      • 1...Sc2
        • 2.Sxc2#
      • 1...Sg2
        • 2.Sc2#
      • 1...Sd3
        • 2.Sc2#
      • 1...Sf3
        • 2.Sc2#
      • 1...c5
        • 2.Rd5#
      • 1...a3!
    • 1.Rf5?
      • 1...Sc2
        • 2.Sxc2#
      • 1...Sg2
        • 2.Sc2#
      • 1...Sd3
        • 2.Sc2#
      • 1...Sf3
        • 2.Sc2#
      • 1...c5
        • 2.Rd5#
      • 1...a3!
    • 1.Rg5?
      • 1...Sc2
        • 2.Sxc2#
      • 1...Sg2
        • 2.Sc2#
      • 1...Sd3
        • 2.Sc2#
      • 1...Sf3
        • 2.Sc2#
      • 1...c5
        • 2.Rd5#
      • 1...a3!
  • Keys
    • 1.Bd3!
      • 1...Sxd3
        • 2.Sc2#
      • 1...a3
        • 2.Sb3#
      • 1...Sc2
        • 2.Sf3#
      • 1...Sg2
        • 2.Sf3#
      • 1...Sf3
        • 2.Sxf3#
      • 1...c5
        • 2.Rd5#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 3
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD::S(E),XS(a)
    • S(a);N_GUARD::S(E)
    • P(e);N_GUARD::R1(H)
  • Tries
    • Try
      • B(F);
      • Vars
        • S(a);N_GUARD::S(E),XS(a)
        • S(a);N_GUARD::S(E)
        • P(e);N_GUARD::R1(H)
      • Refutation
        • P(b);
    • Try
      • B(F);
      • Vars
        • S(a);N_GUARD::S(E),XS(a)
        • S(a);N_GUARD::S(E)
        • P(e);N_GUARD::R1(H)
      • Refutation
        • P(b);
    • Try
      • R(H);
      • Vars
        • S(a);N_GUARD::S(E),XS(a)
        • S(a);N_GUARD::S(E)
        • P(e);N_GUARD::R1(H)
      • Refutation
        • P(b);
    • Try
      • R(H);
      • Vars
        • S(a);N_GUARD::S(E),XS(a)
        • S(a);N_GUARD::S(E)
        • P(e);N_GUARD::R1(H)
      • Refutation
        • P(b);
  • Actual
    • B(F);
    • Vars
      • S(a);N_GUARD,SBLOCK,XB(F)::S(E)
      • P(b);N_GUARD::S(C)
      • S(a);N_GUARD::S(C)
      • S(a);N_GUARD::S(C),XS(a)
      • P(e);N_GUARD::R1(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).