Problem Display
PID: 252887 (8/8/8/2kNQ3/8/8/5N2/2K5 w - - 0 1)

Elidnev, N

Zadachi i Etyudi, 2005

8/8/8/2kNQ3/8/8/5N2/2K5

#4

4 + 1


SOLUTION


  • SOUND
  • Keys
    • 1.Kb2!
      • 1...Kb5
        • 2.Qc7
          • threat
            • 3.Qb6+
              • 3...Ka4
                • 4.Sc3#
                • 4.Qb4#
                • 4.Qa6#
              • 3...Kc4
                • 4.Se3#
            • 3.Ka3
              • 3...Ka6
                • 4.Qb6#
            • 3.Kb3
              • 3...Ka6
                • 4.Qb6#
            • 3.Sd1
              • 3...Ka4
                • 4.S1c3#
              • 3...Ka6
                • 4.Qb6#
            • 3.Sd3
              • 3...Ka4
                • 4.Sc3#
              • 3...Ka6
                • 4.Qb6#
            • 3.Se4
              • 3...Ka4
                • 4.Sec3#
              • 3...Ka6
                • 4.Qb6#
          • 2...Ka4
            • 3.Sc3+
              • 3...Kb4
                • 4.Sd3#
      • 1...Kc6
        • 2.Se4
          • 2...Kb5
            • 3.Qc7
              • 3...Ka4
                • 4.Sec3#
              • 3...Ka6
                • 4.Qb6#
          • 2...Kb7
            • 3.Qc7+
              • 3...Ka6
                • 4.Qb6#
              • 3...Ka8
                • 4.Sb6#
          • 2...Kd7
            • 3.Qd6+
              • 3...Kc8
                • 4.Qc7#
              • 3...Ke8
                • 4.Qe7#

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).