Problem Display
PID: 36158 (6bn/1N4pr/2p4p/3p4/1p1k4/1K1B2Q1/8/8 w - - 0 1)

Bottger, Horst

idee & form, 1993

6bn/1N4pr/2p4p/3p4/1p1k4/1K1B2Q1/8/8

#4

4 + 9


SOLUTION


  • SOUND
  • Keys
    • 1.Bg6!
      • threat
        • 2.Qf4#
      • 1...Sxg6
        • 2.Kxb4
          • threat
            • 3.Sc5
              • threat
                • 4.Qc3#
          • 2...c5+
            • 3.Sxc5
              • threat
                • 4.Qc3#
          • 2...Ke4
            • 3.Sd6+
              • 3...Kd4
                • 4.Qc3#
          • 2...Sf4
            • 3.Qc3+
              • 3...Ke4
                • 4.Sd6#
          • 2...Sh4
            • 3.Sc5
              • threat
                • 4.Qf4#
                • 4.Qc3#
          • 2...Se5
            • 3.Qf2+
              • 3...Kd3
                • 4.Sc5#
              • 3...Ke4
                • 4.Sc5#
          • 2...Se7
            • 3.Sc5
              • threat
                • 4.Qf4#
                • 4.Qc3#
          • 2...Sf8
            • 3.Sc5
              • threat
                • 4.Qf4#
                • 4.Qc3#
          • 2...Sh8
            • 3.Sc5
              • threat
                • 4.Qf4#
                • 4.Qc3#

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).