MESON Chess Problem Database

Problem Display
PID: 241740 (8/8/8/7p/5Kpk/8/7P/6NR w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1928

8/8/8/7p/5Kpk/8/7P/6NR

#2

4 + 3

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...g3
      • 2.hxg3#
  • Tries
    • 1.Se2?
      • 1...g3
        • 2.hxg3#
      • 1...Kh3!
  • Keys
    • 1.h3!
      • threat
        • 2.hxg4#
      • 1...gxh3
        • 2.Sf3#
        • 2.Rxh3#
      • 1...g3
        • 2.Sf3#

FEATURES

  • Static
    • TYPE = BLOCK_THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • P(a);OGATE::R(B)+P(C)DCHECK,XP(a)
  • Tries
    • Try
      • S(A);
      • Vars
        • P(a);OGATE::R(B)+P(C)DCHECK,XP(a)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • P(C);
    • Threat
      • R(B)+P(C),XP(a)
    • Vars
      • P(a);N_GUARD::S(A)
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).