Problem Display
PID: 115855 (r3k3/b3p3/1p2Pp1K/1N6/b7/8/8/Q7 w q - 0 1)

Feoktistov, Aleksandr Fedorovich

C Moscovite, 1992

r3k3/b3p3/1p2Pp1K/1N6/b7/8/8/Q7

#3

4 + 7


6490 yacpdb 2009
3485 Sachova skladba 2011

SOLUTION


  • SOUND
  • Sets
    • 1...f5
      • 2.Qh8#
  • Tries
    • 1.Sc7+?
      • 1...Kf8
        • 2.Qg1
          • threat
            • 3.Qg7#
      • 1...Kd8!
    • 1.Qg1?
      • threat
        • 2.Qg8#
      • 1...Kf8
        • 2.Sc7
          • threat
            • 3.Qg7#
        • 2.Qg6
          • threat
            • 3.Qf7#
        • 2.Qg7+
          • 2...Ke8
            • 3.Qh8#
            • 3.Qg8#
      • 1...0-0-0!
  • Keys
    • 1.Qh1!
      • threat
        • 2.Qxa8+
          • 2...Bb8
            • 3.Qxb8#
      • 1...Kd8
        • 2.Qxa8+
          • 2...Bb8
            • 3.Qxb8#
      • 1...Kf8
        • 2.Qxa8+
          • 2...Bb8
            • 3.Qxb8#
      • 1...0-0-0
        • 2.Qa8+
          • 2...Bb8
            • 3.Qa6#
      • 1...Rb8
        • 2.Kg7
          • threat
            • 3.Qh8#
          • 2...Kd8
            • 3.Qh8#
      • 1...Rc8
        • 2.Kg7
          • threat
            • 3.Qh8#
          • 2...Kd8
            • 3.Qh8#
      • 1...Rd8
        • 2.Kg7
          • threat
            • 3.Sc7#
            • 3.Qh5#
            • 3.Qh8#
        • 2.Qh5+
          • 2...Kf8
            • 3.Qf7#
      • 1...Bb8
        • 2.Qc6+
          • 2...Kd8
            • 3.Qd7#
          • 2...Kf8
            • 3.Qc8#
        • 2.Qxa8
          • threat
            • 3.Qxb8#
          • 2...Kd8
            • 3.Qxb8#
          • 2...Kf8
            • 3.Qxb8#

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).