MESON Chess Problem Database

Problem Display
PID: 218594 (5b2/3Np3/3pnP2/1Ppk3B/2npp2N/3P4/8/6K1 w - - 0 1)

Arnold, William E

Newark Sunday Call, 1882

5b2/3Np3/3pnP2/1Ppk3B/2npp2N/3P4/8/6K1

#2

7 + 9

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Se5
      • 2.Sb6#
    • 1...exd3
      • 2.Bf3#
    • 1...e3
      • 2.Bf3#
  • Keys
    • 1.Sg6!
      • 1...exd3
        • 2.Bf3#
      • 1...exf6
        • 2.Sxf6#
      • 1...Sf4
        • 2.Sxf4#
      • 1...Sg5
        • 2.Sf4#
      • 1...Sc7
        • 2.Sf4#
      • 1...Sg7
        • 2.Sf4#
      • 1...Sd8
        • 2.Sf4#
      • 1...Bh6
        • 2.Sxe7#
      • 1...Bg7
        • 2.Sxe7#
      • 1...Sb2
        • 2.Sb6#
      • 1...Sd2
        • 2.Sb6#
      • 1...Sa3
        • 2.Sb6#
      • 1...Se3
        • 2.Sb6#
      • 1...Sa5
        • 2.Sb6#
      • 1...Se5
        • 2.Sb6#
      • 1...Sb6
        • 2.Sxb6#
      • 1...e3
        • 2.Bf3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 14
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD,SBLOCK::S(G)
    • P(c);OGATEB,XP(B)::B(E)
    • P(c);OGATEB::B(E)
  • Actual
    • S(C);
    • Vars
      • P(c);OGATEB,XP(B)::B(E)
      • P(h);XP(F)::S(G),XP(h)
      • S(g);N_GUARD::S(C),XS(g)
      • S(g);N_GUARD::S(C)
      • B(i);N_GUARD::S(C),XP(h)
      • S(a);N_GUARD::S(G)
      • S(a);N_GUARD::S(G),XS(a)
      • P(c);OGATEB::B(E)
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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).