MESON Chess Problem Database

Problem Display
PID: 208146 (8/3p4/1P6/2kPp2Q/P3P3/1K3P2/2P5/8 w - - 0 1)

Lacy, Richard

Dubuque Chess Journal, 1875

8/3p4/1P6/2kPp2Q/P3P3/1K3P2/2P5/8

#2

8 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Qh6?
      • 1...d6
        • 2.Qe3#
      • 1...Kd4!
  • Keys
    • 1.Qg6!
      • 1...Kd4
        • 2.Qg1#
      • 1...d6
        • 2.Qg1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(G);
      • Vars
        • P(c);SBLOCK::QAB(G)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(G);
    • Vars
      • K(a);S_FLIGHT::QAB(G)
      • P(c);SBLOCK::QAB(G)
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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).