Problem Display
PID: 199889 (8/p3Np1n/K1p4b/B7/8/4k3/6Q1/1n2N3 w - - 0 1)

Fomichev, Evgeny Vasilevich

Kozyura, Gennady Volodimirovich

Sachova skladba, 1988

8/p3Np1n/K1p4b/B7/8/4k3/6Q1/1n2N3

#3

5 + 7


SOLUTION


  • SOUND
  • Sets
    • 1...Kf4
      • 2.Bc7+
        • 2...Ke3
          • 3.Sf5#
    • 1...Bf4
      • 2.Sf5#
  • Tries
    • 1.Sc2+?
      • 1...Kf4
        • 2.Bc7#
      • 1...Kd3!
    • 1.Bb6+?
      • 1...c5
        • 2.Bxc5+
          • 2...Kf4
            • 3.Sd3#
      • 1...axb6!
    • 1.Bc7?
      • threat
        • 2.Sf5#
      • 1...f5
        • 2.Sxf5#
      • 1...Kd4!
    • 1.Qe4+?
      • 1...Kf2
        • 2.Qf3+
          • 2...Kg1
            • 3.Qg2#
      • 1...Kxe4!
  • Keys
    • 1.Bb4!
      • threat
        • 2.Bc5+
          • 2...Kf4
            • 3.Sd3#
      • 1...Kd4
        • 2.Sxc6+
          • 2...Ke3
            • 3.Qf3#
          • 2...Kc4
            • 3.Qa2#
      • 1...Kf4
        • 2.Bd6+
          • 2...Ke3
            • 3.Sf5#
      • 1...Bg7
        • 2.Qf3+
          • 2...Kd4
            • 3.Qf4#
      • 1...c5
        • 2.Bxc5+
          • 2...Kf4
            • 3.Sd3#
      • 1...f5
        • 2.Bc5+
          • 2...Kf4
            • 3.Sd3#
            • 3.Sg6#

FEATURES


NOT CLASSIFIED


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).