Problem Display
PID: 249352 (8/1Q1p1N2/8/2k5/3p3P/3K4/8/8 w - - 0 1)

Sushkov, Yuri Akimovich

Uralski Problemist, 2000

8/1Q1p1N2/8/2k5/3p3P/3K4/8/8

#4

4 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.Se5!
      • threat
        • 2.Sc4
          • threat
            • 3.Qb6+
              • 3...Kd5
                • 4.Qd6#
          • 2...d6
            • 3.Qb6+
              • 3...Kd5
                • 4.Qxd6#
            • 3.h5
              • 3...d5
                • 4.Qb6#
      • 1...Kd6
        • 2.Kxd4
          • threat
            • 3.Qxd7#
          • 2...Ke6
            • 3.Qxd7+
              • 3...Kf6
                • 4.Qf7#
          • 2...Ke7
            • 3.Qxd7+
              • 3...Kf6
                • 4.Qf7#
              • 3...Kf8
                • 4.Qf7#
      • 1...d5
        • 2.Qa6
          • 2...Kb4
            • 3.Kc2
              • threat
                • 4.Sd3#
              • 3...d3+
                • 4.Sxd3#
              • 3...Kc5
                • 4.Sd3#

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).