MESON Chess Problem Database

Problem Display
PID: 11844 (8/8/4p3/8/4p3/4k1K1/4N3/3Qn3 w - - 0 1)

Babichev, Vladimir A

3rd HM., Radianske slovo, 1972-1973

8/8/4p3/8/4p3/4k1K1/4N3/3Qn3

#2

3 + 4

3296 Shakhmatny zadachi miniaturi 1987

SOLUTION

  • SOUND
  • Tries
    • 1.Sf4?
      • 1...Sc2
        • 2.Sg2#
      • 1...Sg2
        • 2.Sxg2#
      • 1...Sf3
        • 2.Sg2#
      • 1...e5
        • 2.Sd5#
      • 1...Sd3!
  • Keys
    • 1.Sd4!
      • 1...Sd3
        • 2.Sc2#
      • 1...Sc2
        • 2.Sxc2#
      • 1...Sg2
        • 2.Sc2#
      • 1...Sf3
        • 2.Sc2#
      • 1...e5
        • 2.Sf5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);
      • Vars
        • S(a);N_GUARD::S(B)
        • S(a);N_GUARD::S(B),XS(a)
        • P(d);N_GUARD::S(B)
      • Refutation
        • S(a);
  • Actual
    • S(B);
    • Vars
      • S(a);N_GUARD::S(B)
      • S(a);N_GUARD::S(B),XS(a)
      • P(d);N_GUARD::S(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).