MESON Chess Problem Database

Problem Display
PID: 183468 (2K3bB/3p2r1/p2p1kpN/2n3nR/p2P1N2/1p1p4/8/4Q3 w - - 0 1)

Millins, Edward

British Chess Magazine, 1914

2K3bB/3p2r1/p2p1kpN/2n3nR/p2P1N2/1p1p4/8/4Q3

#2

7 + 12

SOLUTION

  • SOUND
  • Sets
    • 1...Bd5
      • 2.Sxd5#
    • 1...Bh7
      • 2.Sd5#
    • 1...Sce6
      • 2.Sd5#
    • 1...Sge6
      • 2.Sd5#
    • 1...Sf7
      • 2.Sd5#
      • 2.Sg4#
      • 2.Sxg8#
    • 1...d5
      • 2.Qe5#
  • Tries
    • 1.Qe8?
      • threat
        • 2.Qd8#
      • 1...Sce6
        • 2.Sd5#
      • 1...Sge6
        • 2.Sd5#
        • 2.Sg4#
        • 2.Sxg8#
      • 1...Sf7
        • 2.Sd5#
        • 2.Sg4#
        • 2.Sxg8#
      • 1...Sb7!
  • Keys
    • 1.Qa5!
      • threat
        • 2.Qd8#
      • 1...Ke7
        • 2.Qd8#
      • 1...Sce6
        • 2.Sd5#
      • 1...Sb7
        • 2.Qxg5#
      • 1...Sge6
        • 2.Sd5#
      • 1...Sf7
        • 2.Sxg8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 3
  • Sets
    • B(l);N_GUARD::S(C),XB(l)
    • B(l);N_GUARD::S(C)
    • S(d);S_CUTB(l)::S(C)
    • S(e);S_CUTB(l)::S(C)
    • P(g);N_GUARD::QAB1(A)
  • Tries
    • Try
      • Q(A);
      • Threat
        • QAB(A)
      • Vars
        • S(d);S_CUTB(l)::S(C)
      • Refutation
        • S(d);
  • Actual
    • Q(A);
    • Threat
      • QAB(A)
    • Vars
      • K(h);N_SPINR(k),S_FLIGHT::QAB1(A)
      • S(d);SBLOCK,S_CUTB(l)::S(C)
      • S(d);OGATE::QAB1(A),XS(e)
      • S(e);SBLOCK,S_CUTB(l)::S(C)
      • S(e);SBLOCK::S(E),XB(l)
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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).