MESON Chess Problem Database

Problem Display
PID: 208722 (8/6Q1/4B3/8/5p2/3K4/5k1P/8 w - - 0 1)

Dukic, Milenko

Land og Folk, 1978

8/6Q1/4B3/8/5p2/3K4/5k1P/8

#2

4 + 2

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Ke1
      • 2.Qg1#
  • Tries
    • 1.Qg1+?
      • 1...Kf3
        • 2.Bg4#
        • 2.Bd5#
        • 2.Qf1#
      • 1...Kxg1!
    • 1.Qg2+?
      • 1...Ke1
        • 2.Qg1#
        • 2.Qe2#
      • 1...Kxg2!
    • 1.Qg3+?
      • 1...Kf1
        • 2.Bh3#
      • 1...fxg3!
  • Keys
    • 1.Bh3!
      • 1...Ke1
        • 2.Qg1#
      • 1...Kf3
        • 2.Qg2#
      • 1...f3
        • 2.Qg3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::QAR2(D)
  • Tries
    • Try
      • Q(D);CHECK
      • Refutation
        • K(a);S_FLIGHT,XQ(D)
    • Try
      • Q(D);CHECK
      • Refutation
        • K(a);P-FLIGHT,XQ(D)
    • Try
      • Q(D);CHECK
      • Vars
        • K(a);P-FLIGHT::B(C)
      • Refutation
        • P(b);XQ(D)
  • Actual
    • B(C);
    • Vars
      • K(a);S_FLIGHT::QAR2(D)
      • K(a);P-FLIGHT::QAB1(D)
      • P(b);N_GUARD::QAB1(D)
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).