MESON Chess Problem Database

Problem Display
PID: 77929 (1BR5/6p1/1p6/1r1k1pNN/7Q/np5n/8/5K2 w - - 0 1)

Westbury, Eric Ernest

1st Prize, Birmingham News, 1899

1BR5/6p1/1p6/1r1k1pNN/7Q/np5n/8/5K2

#2

6 + 8

15 British Chess Magazine 1899

SOLUTION

  • SOUND
  • Sets
    • 1...Sb1
      • 2.Qc4#
    • 1...Sc2
      • 2.Qc4#
    • 1...Sc4
      • 2.Qxc4#
    • 1...g6
      • 2.Sf6#
  • Keys
    • 1.Qa4!
      • 1...Sxg5
        • 2.Sf4#
      • 1...Rb4
        • 2.Qd7#
      • 1...Sc4
        • 2.Qxc4#
      • 1...Ra5
        • 2.Qd7#
      • 1...Rc5
        • 2.Rd8#
      • 1...Sb1
        • 2.Qc4#
      • 1...Sc2
        • 2.Qc4#
      • 1...Sg1
        • 2.Sf4#
      • 1...Sf2
        • 2.Sf4#
      • 1...Sf4
        • 2.Sxf4#
      • 1...b2
        • 2.Qd1#
      • 1...f4
        • 2.Qe4#
      • 1...g6
        • 2.Sf6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD::QAB1(B)
    • S(a);N_GUARD::QAB1(B),XS(a)
    • P(h);N_GUARD::S(D)
  • Actual
    • Q(B);
    • Vars
      • S(c);N_GUARD,XS(C)::S(D)
      • R(d);OGATE::QAR2(B)
      • S(a);N_GUARD::QAB1(B),XS(a)
      • R(d);SBLOCK::R(F)
      • S(a);N_GUARD::QAB1(B)
      • S(c);N_GUARD::S(D)
      • S(c);N_GUARD::S(D),XS(c)
      • P(b);OGATE::QAR(B)
      • P(f);N_GUARD::QAB1(B)
      • P(h);N_GUARD::S(D)
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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).