MESON Chess Problem Database

Problem Display
PID: 223087 (8/8/5K2/3k4/3NN1B1/8/4Q3/8 w - - 0 1)

Towne, PA

Evening Telegram, 1885

8/8/5K2/3k4/3NN1B1/8/4Q3/8

#2

5 + 1

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Qc4+?
      • 1...Kxe4
        • 2.Sc2#
        • 2.Sf5#
      • 1...Kxc4!
  • Keys
    • 1.Qd2!
      • 1...Kc4
        • 2.Be6#
      • 1...Kxe4
        • 2.Bf3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);CHECK
      • Refutation
        • K(a);S_FLIGHT,XQ(A)
  • Actual
    • Q(A);
    • Vars
      • K(a);S_FLIGHT::B(D)
      • K(a);OGATEB,S_FLIGHT,XS(C)::B(D)
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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).