MESON Chess Problem Database

Problem Display
PID: 241859 (4Q1B1/5P2/6Np/7k/5K2/8/8/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1931

4Q1B1/5P2/6Np/7k/5K2/8/8/8

#2

5 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kxg6
      • 2.f8Q#
  • Keys
    • 1.Qe5+!
      • 1...Kxg6
        • 2.f8S#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT,XS(B)::P=Q
  • Actual
    • Q(D);CHECK
    • Vars
      • K(a);S_FLIGHT,XS(B)::P=S
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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).