MESON Chess Problem Database

Problem Display
PID: 202256 (8/8/6Q1/1KP1k3/8/4P3/4P3/8 w - - 0 1)

Renaud, Georges

Chess Amateur (The), 1923

8/8/6Q1/1KP1k3/8/4P3/4P3/8

#2

5 + 1

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kd5
      • 2.Qf5#
  • Tries
    • 1.Qg4?
      • 1...Kd5
        • 2.Qf5#
      • 1...Kf6!
    • 1.Qd6+?
      • 1...Ke4
        • 2.Qe6#
      • 1...Kf5!
    • 1.Qf6+?
      • 1...Ke4
        • 2.Qe6#
      • 1...Kd5
        • 2.Qf5#
      • 1...Kxf6!
  • Keys
    • 1.Qf7!
      • 1...Ke4
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • K(a);P-FLIGHT::QAR2(E)
  • Tries
    • Try
      • Q(E);
      • Vars
        • K(a);P-FLIGHT::QAR2(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(E);CHECK
      • Vars
        • K(a);P-FLIGHT::QAR2(E)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(E);CHECK
      • Vars
        • K(a);P-FLIGHT::QAR2(E)
      • Refutation
        • K(a);S_FLIGHT,XQ(E)
  • Actual
    • Q(E);
    • Vars
      • K(a);P-FLIGHT::QAR2(E)
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).