MESON Chess Problem Database

Problem Display
PID: 153628 (8/8/3Q4/5P2/1P2k3/3pP3/3P4/7K w - - 0 1)

Dawson, Thomas Rayner

British Chess Magazine, 1950

8/8/3Q4/5P2/1P2k3/3pP3/3P4/7K

#2

6 + 2

15256 TRD Scrapbook 2014

SOLUTION

  • SOUND
  • Tries
    • 1.Qc6+?
      • 1...Ke5
        • 2.Qe6#
      • 1...Kxf5!
    • 1.Qf6?
      • 1...Kd5
        • 2.Qe6#
      • 1...Kf3!
    • 1.Qd7?
      • 1...Ke5
        • 2.Qe6#
      • 1...Kf3!
  • Keys
    • 1.Qg6!
      • 1...Kf3
        • 2.Qg2#
      • 1...Kd5
        • 2.Qe6#
      • 1...Ke5
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(F);CHECK
      • Vars
        • K(b);P-FLIGHT::QAR1(F)
      • Refutation
        • K(b);S_FLIGHT,XP(E)
    • Try
      • Q(F);
      • Vars
        • K(b);S_FLIGHT::QAB1(F)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(F);
      • Vars
        • K(b);P-FLIGHT::QAR1(F)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • Q(F);
    • Vars
      • K(b);S_FLIGHT::QAB1(F)
      • K(b);P-FLIGHT::QAR1(F)
HTML5 logo

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).