MESON Chess Problem Database

Problem Display
PID: 223055 (8/K2kPpN1/5P2/3p4/3P4/8/8/3Q4 w - - 0 1)

Cimburek, Ladislav

Brunner Beobachter, 1885

8/K2kPpN1/5P2/3p4/3P4/8/8/3Q4

#2

6 + 3

5454 Near Snap 2020
6490 yacpdb 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Kb6?
      • 1...Kc8
        • 2.e8Q#
      • 1...Kd6!
    • 1.Qa4+?
      • 1...Kd6
        • 2.e8S#
      • 1...Kc8
        • 2.Qc6#
      • 1...Kc7!
  • Keys
    • 1.Se8!
      • 1...Kc6
        • 2.Qa4#
      • 1...Ke6
        • 2.Qg4#
      • 1...Kc8
        • 2.Qg4#
      • 1...Kxe8
        • 2.Qa4#

Anticipated by 207567(1872)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(D);S_FLIGHT
      • Vars
        • K(b);S_FLIGHT::P=Q
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • Q(A);CHECK
      • Vars
        • K(b);P-FLIGHT::P=S
        • K(b);S_FLIGHT::QAR2(A)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • S(F);
    • Vars
      • K(b);S_FLIGHT::QAB(A)
      • K(b);S_FLIGHT,XS(F)::QAB(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).