MESON Chess Problem Database

Problem Display
PID: 202551 (6QB/5pP1/6k1/8/6B1/6K1/8/8 w - - 0 1)

Keysor, William Ellis

Brisbane Courier, 1923

6QB/5pP1/6k1/8/6B1/6K1/8/8

#2

5 + 2

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Qf8!
      • threat
        • 2.g8Q#
      • 1...Kg5
        • 2.g8Q#
        • 2.g8R#
      • 1...Kf6
        • 2.g8Q#
        • 2.g8R#
      • 1...Kh6
        • 2.g8Q#
      • 1...Kh7
        • 2.g8Q#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(D);
    • Threat
      • P=Q
    • Vars
      • K(a);P-FLIGHT::P=Q
      • K(a);P-FLIGHT,P_SPINP(b)::P=Q
      • K(a);S_FLIGHT::P=Q
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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).