MESON Chess Problem Database

Problem Display
PID: 223221 (rb3Q2/n2kq1N1/1K1p2N1/3P1n2/3BP3/8/2R5/8 w - - 0 1)

Wadsworth, Charles F

Nashville Daily American, 1886

rb3Q2/n2kq1N1/1K1p2N1/3P1n2/3BP3/8/2R5/8

#2

8 + 7

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Qh4
      • 2.Qe8#
    • 1...Qg5
      • 2.Qe8#
    • 1...Qf6
      • 2.Qe8#
    • 1...Qe6
      • 2.dxe6#
    • 1...Qe8
      • 2.Qxe8#
    • 1...Bc7+
      • 2.Rxc7#
    • 1...Se3
      • 2.Qxe7#
    • 1...Sg3
      • 2.Qxe7#
    • 1...Sxd4
      • 2.Qxe7#
    • 1...Sh4
      • 2.Qxe7#
    • 1...Sh6
      • 2.Qxe7#
    • 1...Sxg7
      • 2.Qxe7#
    • 1...Sb5
      • 2.Qc8#
    • 1...Sc6
      • 2.dxc6#
    • 1...Sc8+
      • 2.Qxc8#
  • Keys
    • 1.Bf6!
      • 1...Qd8+
        • 2.Qxd8#
      • 1...Bc7+
        • 2.Rxc7#
      • 1...Sc8+
        • 2.Qxc8#
      • 1...Qxf6
        • 2.Qe8#
      • 1...Qxf8
        • 2.Sxf8#
      • 1...Qxe4
        • 2.Qd8#
      • 1...Qxg7
        • 2.Qd8#
      • 1...Sxg7
        • 2.Qxe7#
      • 1...Qe5
        • 2.Qd8#
      • 1...Qe6
        • 2.Qd8#
        • 2.dxe6#
      • 1...Qf7
        • 2.Qd8#
      • 1...Qe8
        • 2.Qxe8#
      • 1...Se3
        • 2.Qxe7#
      • 1...Sg3
        • 2.Qxe7#
      • 1...Sd4
        • 2.Qxe7#
      • 1...Sh4
        • 2.Qxe7#
      • 1...Sh6
        • 2.Qxe7#
      • 1...Sb5
        • 2.Qc8#
      • 1...Sc6
        • 2.dxc6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 3
  • Sets
    • Q(e);N_GUARD::QAB1(H)
    • Q(e);OGATE::P(D),XQ(e)
    • Q(e);N_GUARD::QAB1(H),XQ(e)
    • B(g);CHECK,N_GUARD::R1(A),XB(g)
    • S(a);N_GUARD::QAR1(H),XQ(e)
    • S(a);N_GUARD,XB(B)::QAR1(H),XQ(e)
    • S(a);N_GUARD,XS(G)::QAR1(H),XQ(e)
    • S(c);N_GUARD::QAB1(H)
    • S(c);OGATE::P(D),XS(c)
    • S(c);CHECK,N_GUARD::QAB1(H),XS(c)
  • Actual
    • B(B);
    • Vars
      • Q(e);CHECK,N_GUARD::QAR1(H),XQ(e)
      • B(g);CHECK,N_GUARD::R1(A),XB(g)
      • S(c);CHECK,N_GUARD::QAB1(H),XS(c)
      • Q(e);N_GUARD,XB(B)::QAB1(H)
      • Q(e);XQ(H)::S(F),XQ(e)
      • Q(e);N_GUARD,XP(C)::QAR1(H)
      • Q(e);N_GUARD,XS(G)::QAR1(H)
      • S(a);N_GUARD,XS(G)::QAR1(H),XQ(e)
      • Q(e);N_GUARD::QAR1(H)
      • Q(e);N_GUARD::QAB1(H),XQ(e)
      • S(a);N_GUARD::QAR1(H),XQ(e)
      • S(c);N_GUARD::QAB1(H)
      • S(c);OGATE::P(D),XS(c)
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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).