MESON Chess Problem Database

Problem Display
PID: 2350 (8/3pR1pN/1K3p1n/p2kB3/B1p1p3/3p4/2Pb1P2/3N3Q w - - 0 1)

Gilberg, Charles Alexander

Source?, 0000

8/3pR1pN/1K3p1n/p2kB3/B1p1p3/3p4/2Pb1P2/3N3Q

#2

9 + 10

1679 American Chess Nuts 1868

SOLUTION

  • SOUND
  • Sets
    • 1...Bc1
      • 2.Sc3#
    • 1...Be1
      • 2.Se3#
    • 1...Bc3
      • 2.Sxc3#
      • 2.Se3#
    • 1...Be3+
      • 2.Sxe3#
    • 1...Bb4
      • 2.Se3#
    • 1...Bf4
      • 2.Sc3#
    • 1...Bg5
      • 2.Sc3#
    • 1...c3
      • 2.Bb3#
    • 1...d6
      • 2.Bc6#
    • 1...g5
      • 2.Sxf6#
    • 1...g6
      • 2.Sxf6#
  • Keys
    • 1.Qxh6!
      • 1...Be3+
        • 2.Sxe3#
      • 1...Bxh6
        • 2.Sc3#
      • 1...dxc2
        • 2.Qxd2#
      • 1...fxe5
        • 2.Rxd7#
      • 1...gxh6
        • 2.Sxf6#
      • 1...c3
        • 2.Bb3#
      • 1...e3
        • 2.Qh1#
      • 1...f5
        • 2.Qd6#
      • 1...Bc1
        • 2.Sc3#
      • 1...Be1
        • 2.Se3#
      • 1...Bc3
        • 2.Sxc3#
        • 2.Se3#
      • 1...Bb4
        • 2.Se3#
      • 1...Bf4
        • 2.Sc3#
      • 1...Bg5
        • 2.Sc3#
      • 1...d6
        • 2.Bc6#
      • 1...g5
        • 2.Sxf6#
      • 1...g6
        • 2.Sxf6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • B(a);N_GUARD::S(A)
    • B(a);CHECK,N_GUARD::S(A),XB(a)
    • P(c);OGATEB::B(E)
    • P(i);N_GUARD::B(E)
    • P(j);N_GUARD::S(I),XP(g)
  • Actual
    • Q(B);N_PINP(d),XS(h)
    • Vars
      • B(a);CHECK,N_GUARD::S(A),XB(a)
      • B(a);N_GUARD,XQ(B)::S(A)
      • P(b);OGATEB,XP(C)::QAR(B),XB(a)
      • P(g);SBLOCK,XB(F)::R(H),XP(i)
      • P(j);N_GUARD,XQ(B)::S(I),XP(g)
      • P(c);OGATEB::B(E)
      • P(d);OGATEB::QAB(B)
      • P(g);OGATE::QAR1(B)
      • B(a);N_GUARD::S(A)
      • P(i);N_GUARD::B(E)
      • P(j);N_GUARD::S(I),XP(g)
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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).