Problem Display
PID: 128427 (2KB4/8/n3p3/3Nk3/5R2/4b2P/8/7Q w - - 0 1)

Kuligin, Nikolai Volodimirovich

Cervonyj promin, 1978

2KB4/8/n3p3/3Nk3/5R2/4b2P/8/7Q

#3

6 + 4


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Sb4
      • 2.Bc7#
    • 1...Sc5
      • 2.Bc7#
    • 1...Sc7
      • 2.Bxc7#
    • 1...Sb8
      • 2.Bc7#
  • Tries
    • 1.Sxe3?
      • 1...Kd6
        • 2.Rf5
          • threat
            • 3.Sc4#
          • 2...exf5
            • 3.Qd5#
          • 2...e5
            • 3.Qd5#
      • 1...Kxf4!
  • Keys
    • 1.Se7!
      • threat
        • 2.Sg6+
          • 2...Kd6
            • 3.Be7#
      • 1...Kxf4
        • 2.Sg6+
          • 2...Kg3
            • 3.Bh4#
          • 2...Kf5
            • 3.Qb1#
      • 1...Kd6
        • 2.Qc6+
          • 2...Ke5
            • 3.Sg6#
      • 1...Bxf4
        • 2.Sc6+
          • 2...Kf5
            • 3.Qb1#
          • 2...Kd6
            • 3.Be7#

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).