MESON Chess Problem Database

Problem Display
PID: 214646 (5b2/4p3/4k2N/N6K/6P1/8/2Q5/8 w - - 0 1)

Barbe, Emanuel

Chicago Tribune, 1879

5b2/4p3/4k2N/N6K/6P1/8/2Q5/8

#2

5 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Sf7!
      • threat
        • 2.Qf5#
      • 1...Kd5
        • 2.Qc4#
      • 1...Kf6
        • 2.Qg6#
      • 1...Kd7
        • 2.Qc6#
      • 1...Kxf7
        • 2.Qg6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(E);
    • Threat
      • QAB1(A)
    • Vars
      • K(a);S_FLIGHT::QAB1(A)
      • K(a);P-FLIGHT::QAR1(A)
      • K(a);S_FLIGHT,XS(E)::QAB1(A)
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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).