Problem Display
PID: 164005 (6N1/5N1K/p7/1pk5/3p4/3Q4/8/7B w - - 0 1)

Makaronets, Leonid

Springaren, 2014

6N1/5N1K/p7/1pk5/3p4/3Q4/8/7B

#4

5 + 4


SOLUTION


  • SOUND
  • Keys
    • 1.Se7!
      • 1...Kb4
        • 2.Sc6+
          • 2...Ka4
            • 3.Bd5
              • threat
                • 4.Qb3#
              • 3...b4
                • 4.Qxa6#
      • 1...b4
        • 2.Qxa6
          • threat
            • 3.Qc6#
          • 2...b3
            • 3.Qa5+
              • 3...Kc4
                • 4.Se5#
          • 2...d3
            • 3.Qc6+
              • 3...Kd4
                • 4.Sf5#
      • 1...a5
        • 2.Bc6
          • threat
            • 3.Qxb5#
          • 2...Kb4
            • 3.Sd5+
              • 3...Ka4
                • 4.Bxb5#
              • 3...Kc5
                • 4.Qc2#
                • 4.Qxb5#
          • 2...Kb6
            • 3.Qxb5+
              • 3...Ka7
                • 4.Sc8#
                • 4.Qb7#
              • 3...Kc7
                • 4.Qb7#

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).