MESON Chess Problem Database

Problem Display
PID: 23011 (8/4P3/8/4n3/8/6K1/4k3/1Q3N2 w - - 0 1)

Sokolov, A

Xadrez Brasileiro, 1938

8/4P3/8/4n3/8/6K1/4k3/1Q3N2

#2

4 + 2

3296 Shakhmatny zadachi miniaturi 1987
3813 300 Sachmatu Uzdaviniu 1991
5454 Near Snap 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Qc2+?
      • 1...Kxf1
        • 2.Qd1#
        • 2.Qf2#
      • 1...Ke1!
  • Keys
    • 1.e8B!
      • 1...Sd3
        • 2.Bh5#
      • 1...Sf3
        • 2.Bb5#
      • 1...Sc4
        • 2.Bh5#
      • 1...Sg4
        • 2.Bb5#
      • 1...Sc6
        • 2.Bh5#
      • 1...Sg6
        • 2.Bb5#
      • 1...Sd7
        • 2.Bh5#
      • 1...Sf7
        • 2.Bb5#

This anticipates 180080(1946), 249053(1947), 180228(1973)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);CHECK
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • P(D);
    • Vars
      • S(b);N_GUARD::B(D)
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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).