Problem Display
PID: 287207 (5Q2/K6k/3N2q1/5N2/8/4P3/8/8 w - - 0 1)

Kozdon, Baldur

Problem-Forum, 2008

5Q2/K6k/3N2q1/5N2/8/4P3/8/8

#5

5 + 2


SOLUTION


  • SOUND
  • Keys
    • 1.Se8!
      • threat
        • 2.Sf6+
          • 2...Qxf6
            • 3.Qxf6
              • 3...Kg8
                • 4.Qg7#
      • 1...Qa6+
        • 2.Kxa6
          • 2...Kg6
            • 3.Sh6
              • threat
                • 4.Qf6+
                  • 4...Kh5
                    • 5.Sg7#
                  • 4...Kh7
                    • 5.Qg7#
              • 3...Kg5
                • 4.Qf6+
                  • 4...Kh5
                    • 5.Sg7#
              • 3...Kh5
                • 4.Qg7
                  • 4...Kh4
                    • 5.Qg4#
      • 1...Qb6+
        • 2.Kxb6
          • 2...Kg6
            • 3.Sh6
              • threat
                • 4.Qf6+
                  • 4...Kh5
                    • 5.Sg7#
                  • 4...Kh7
                    • 5.Qg7#
              • 3...Kg5
                • 4.Qf6+
                  • 4...Kh5
                    • 5.Sg7#
              • 3...Kh5
                • 4.Qg7
                  • 4...Kh4
                    • 5.Qg4#
      • 1...Qg1
        • 2.Qf7+
          • 2...Kh8
            • 3.Qh5+
              • 3...Kg8
                • 4.Sf6+
                  • 4...Kf8
                    • 5.Qe8#
      • 1...Qg2
        • 2.Qf7+
          • 2...Kh8
            • 3.Qh5+
              • 3...Kg8
                • 4.Sf6+
                  • 4...Kf8
                    • 5.Qe8#
      • 1...Qg4
        • 2.Sf6+
          • 2...Kg6
            • 3.Se7+
              • 3...Kg5
                • 4.Qg7+
                  • 4...Kh4
                    • 5.Qxg4#

FEATURES


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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).