MESON Chess Problem Database

Problem Display
PID: 141343 (4N3/K2n4/6Q1/2n1k2p/2P3bP/1N3p2/5P2/2B5 w - - 0 1)

Browne, Gordon

Hampshire Post, 1913

(First published on Thu Nov 20 1913)

4N3/K2n4/6Q1/2n1k2p/2P3bP/1N3p2/5P2/2B5

#2

8 + 6

14868 Pirnie Collection 2011

SOLUTION

  • SOUND
  • Tries
    • 1.Qd6+?
      • 1...Ke4
        • 2.Qd5#
      • 1...Kf5!
  • Keys
    • 1.Sd2!
      • 1...Kd4
        • 2.Bb2#
      • 1...Kf4
        • 2.Qg5#
      • 1...Sf6
        • 2.Qxf6#
      • 1...Bh3
        • 2.Sxf3#
      • 1...Bf5
        • 2.Qd6#
      • 1...Be6
        • 2.Sxf3#
      • 1...Sb3
        • 2.Qe4#
      • 1...Sd3
        • 2.Qe4#
      • 1...Sa4
        • 2.Qe4#
      • 1...Se4
        • 2.Qxe4#
      • 1...Sa6
        • 2.Qe4#
      • 1...Se6
        • 2.Qe4#
      • 1...Sb7
        • 2.Qe4#
      • 1...Sb6
        • 2.Qf6#
      • 1...Sb8
        • 2.Qf6#
      • 1...Sf8
        • 2.Qf6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 16
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(F);CHECK
      • Vars
        • K(d);P-FLIGHT::QAB1(F)
      • Refutation
        • K(d);P-FLIGHT
  • Actual
    • S(C);
    • Vars
      • K(d);S_FLIGHT::B(A)
      • K(d);S_FLIGHT::QAB1(F)
      • S(f);N_GUARD::QAB1(F),XS(f)
      • B(b);N_GUARD::S(C),XP(a)
      • B(b);SBLOCK::QAB1(F)
      • S(c);N_GUARD::QAR1(F)
      • S(c);N_GUARD::QAR1(F),XS(c)
      • S(c);N_GUARD,SBLOCK::QAR1(F)
      • S(f);N_GUARD::QAB1(F)
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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).