MESON Chess Problem Database

Problem Display
PID: 241936 (7B/2K1k1P1/6B1/8/5N1P/8/8/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1933

7B/2K1k1P1/6B1/8/5N1P/8/8/8

#2

6 + 1

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kf6
      • 2.g8S#
  • Tries
    • 1.Kc6?
      • 1...Kf6
        • 2.g8S#
      • 1...Kd8!
    • 1.Kc8?
      • 1...Kf6
        • 2.g8S#
      • 1...Kd6!
  • Keys
    • 1.Sd5+!
      • 1...Ke6
        • 2.g8Q#
        • 2.g8B#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 1
  • Sets
    • K(a);S_FLIGHT::P=S
  • Tries
    • Try
      • K(D);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::P=S
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(D);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::P=S
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(A);CHECK
    • Vars
      • K(a);P-FLIGHT::P=Q
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).