Problem Display
PID: 2199 (8/8/8/5nB1/2pr2p1/K1PbN1k1/3R3R/6n1 w - - 0 1)

Cook, Eugene Beauharnais

New York Clipper, 1863

(First published on Sat Nov 14 1863)

8/8/8/5nB1/2pr2p1/K1PbN1k1/3R3R/6n1

#2

6 + 7


1679 American Chess Nuts 1868

SOLUTION


  • SOUND
  • Sets
    • 1...Sf3
      • 2.Rdg2#
  • Keys
    • 1.Rdf2!
      • 1...Sxe3
        • 2.Bh4#
      • 1...Re4
        • 2.Sxf5#
      • 1...Rf4
        • 2.Bxf4#
      • 1...Rd5
        • 2.Bf4#
      • 1...Rd6
        • 2.Bf4#
      • 1...Rd7
        • 2.Bf4#
      • 1...Rd8
        • 2.Bf4#
      • 1...Bb1
        • 2.Sf1#
      • 1...Bf1
        • 2.Sxf1#
        • 2.Sxf5#
      • 1...Bc2
        • 2.Sf1#
      • 1...Be2
        • 2.Sxf5#
      • 1...Be4
        • 2.Sf1#
        • 2.Bf4#
      • 1...Se2
        • 2.Sf1#
      • 1...Sf3
        • 2.Rfg2#
      • 1...Sh3
        • 2.Rhg2#
      • 1...Sh4
        • 2.Bxh4#
      • 1...Sd6
        • 2.Bh4#
      • 1...Sh6
        • 2.Bh4#
      • 1...Se7
        • 2.Bh4#
      • 1...Sg7
        • 2.Bh4#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 17
    • REMOVED MATES = 0
  • Sets
    • S(a);SBLOCK::R1(A)
  • Actual
    • R(A);
    • Vars
      • S(g);N_GUARD,XS(E)::B(F)
      • R(e);S_CUTB(b)::S(E),XS(g)
      • R(e);N_GUARD::B(F),XR(e)
      • R(e);N_GUARD::B(F)
      • B(b);N_GUARD::S(E)
      • B(b);N_GUARD::S(E),XS(g)
      • S(a);S_CUTB(b)::S(E)
      • S(a);SBLOCK::R1(A)
      • S(a);SBLOCK::R1(B)
      • S(g);N_GUARD::B(F),XS(g)
      • S(g);N_GUARD::B(F)


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).