MESON Chess Problem Database

Problem Display
PID: 272608 (8/2K5/8/2pk1p2/8/8/2B1QN2/8 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

Mosiashvili-75 JT (Kudesnik), 2023

8/2K5/8/2pk1p2/8/8/2B1QN2/8

#2

4 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...f4
      • 2.Qe4#
  • Tries
    • 1.Qd3+?
      • 1...Ke5
        • 2.Qd6#
      • 1...Ke6!
  • Keys
    • 1.Sg4!
      • 1...Kd4
        • 2.Qd3#
      • 1...fxg4
        • 2.Qe4#
      • 1...c4
        • 2.Qe5#
      • 1...f4
        • 2.Qe4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • P(c);N_GUARD::QAB1(B)
  • Tries
    • Try
      • Q(B);CHECK
      • Vars
        • K(b);OGATE,P-FLIGHT::QAB1(B)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • S(C);
    • Vars
      • K(b);N_GUARD,P-FLIGHT::QAR1(B)
      • P(c);N_GUARD,XS(C)::QAB1(B)
      • P(a);SBLOCK::QAR1(B)
      • P(c);N_GUARD::QAB1(B)
HTML5 logo

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).