MESON Chess Problem Database

Problem Display
PID: 88586 (8/1k1P4/4N3/P3N3/K7/3Q4/8/8 w - - 0 1)

Zhezherun, Bogdan Valeriovich

Uralski Problemist, 1999

8/1k1P4/4N3/P3N3/K7/3Q4/8/8

#2

6 + 1

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Qa6+?
      • 1...Kb8
        • 2.Sc6#
        • 2.d8Q#
        • 2.d8R#
      • 1...Kxa6!
  • Keys
    • 1.Sc6!
      • 1...Kxc6
        • 2.d8S#
      • 1...Ka8
        • 2.Qa6#

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
    • S(D);
    • Vars
      • K(a);S_FLIGHT,XS(D)::P=S
      • K(a);S_FLIGHT::QAR2(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).