Problem Display
PID: 150987 (8/8/3N4/3k1B2/8/Q7/1p6/bK6 w - - 0 1)

Ott, Hans

Stuttgarter Zeitung, 1964

8/8/3N4/3k1B2/8/Q7/1p6/bK6

#4

4 + 3


15158 Hans Ott Schachprobleme (Kummer) 1986

SOLUTION


  • SOUND
  • Keys
    • 1.Se4!
      • threat
        • 2.Qc5#
      • 1...Kc4
        • 2.Qc3+
          • 2...Kb5
            • 3.Bc8
              • 3...Ka4
                • 4.Bd7#
              • 3...Kb6
                • 4.Qc5#
      • 1...Ke5
        • 2.Qa5+
          • 2...Kd4
            • 3.Qc3+
              • 3...Kd5
                • 4.Qc5#
          • 2...Kf4
            • 3.Qc5
              • 3...Kf3
                • 4.Qf2#
      • 1...Kc6
        • 2.Qb4
          • 2...Kc7
            • 3.Qb5
              • 3...Kd8
                • 4.Qd7#
        • 2.Qb3
          • 2...Kc7
            • 3.Qb5
              • 3...Kd8
                • 4.Qd7#

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).