MESON Chess Problem Database

Problem Display
PID: 122242 (6R1/4B3/3n4/4p3/5k2/Q5N1/2p5/2Kb4 w - - 0 1)

Wheeler, Charles Henry

Checkmate, 1901

6R1/4B3/3n4/4p3/5k2/Q5N1/2p5/2Kb4

#2

5 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bg4
      • 2.Bg5#
    • 1...e4
      • 2.Bxd6#
  • Keys
    • 1.Qd3!
      • 1...e4
        • 2.Bxd6#
      • 1...Be2
        • 2.Sxe2#
      • 1...Bf3
        • 2.Qd2#
      • 1...Bg4
        • 2.Bg5#
      • 1...Bh5
        • 2.Sxh5#
      • 1...Sc4
        • 2.Qe4#
      • 1...Se4
        • 2.Qxe4#
      • 1...Sb5
        • 2.Qe4#
      • 1...Sf5
        • 2.Qe4#
      • 1...Sb7
        • 2.Qe4#
      • 1...Sf7
        • 2.Qe4#
      • 1...Sc8
        • 2.Qe4#
      • 1...Se8
        • 2.Qe4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 11
    • REMOVED MATES = 0
  • Sets
    • B(a);SBLOCK::B(D)
    • P(d);OGATEB::B(D),XS(e)
  • Actual
    • Q(B);
    • Vars
      • P(d);OGATEB::B(D),XS(e)
      • B(a);N_GUARD::S(C),XB(a)
      • B(a);SBLOCK::QAB(B)
      • B(a);SBLOCK::B(D)
      • S(e);N_GUARD::QAR1(B)
      • S(e);N_GUARD::QAR1(B),XS(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).