MESON Chess Problem Database

Problem Display
PID: 231560 (6bQ/3K1kPN/8/7P/8/8/8/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1927

6bQ/3K1kPN/8/7P/8/8/8/8

#2

5 + 2

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Bxh7
      • 2.Qf8#
  • Tries
    • 1.Sf6?
      • 1...Bh7
        • 2.Qf8#
      • 1...Kxf6!
  • Keys
    • 1.Kd6!
      • 1...Ke8
        • 2.Qxg8#
      • 1...Bxh7
        • 2.Qf8#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • B(b);OGATE,XS(D)::QAR1(E)
  • Tries
    • Try
      • S(D);
      • Vars
        • B(b);OGATE::QAR1(E)
      • Refutation
        • K(a);P-FLIGHT,XS(D)
  • Actual
    • K(B);P-FLIGHT
    • Vars
      • K(a);P_SPINB(b),S_FLIGHT::QAR2(E),XB(b)
      • B(b);OGATE,XS(D)::QAR1(E)
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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).