Problem Display
PID: 28148 (Q7/3p1p1q/5p2/K1N5/N1k4p/1p1p1p2/n1r1bB2/4n1r1 w - - 0 1)

Makaronets, Leonid

diagrammes, 1997

Q7/3p1p1q/5p2/K1N5/N1k4p/1p1p1p2/n1r1bB2/4n1r1

#5

5 + 14


SOLUTION


  • SOUND
  • Keys
    • 1.Qb7!
      • threat
        • 2.Qxb3#
      • 1...Rb2
        • 2.Qxd7
          • threat
            • 3.Qd4#
          • 2...Qe4
            • 3.Sxe4
              • threat
                • 4.Sxb2#
                • 4.Sb6#
                • 4.Qb5#
                • 4.Qc6#
                • 4.Qd4#
                • 4.Qxf7#
              • 3...Rg5+
                • 4.Sxg5
                  • threat
                    • 5.Qb5#
                    • 5.Qc6#
                    • 5.Qd4#
                    • 5.Qxf7#
          • 2...Rg4
            • 3.Qxg4+
              • 3...Kd5
                • 4.Qd4+
                  • 4...Kc6
                    • 5.Qd7#
          • 2...Sc2
            • 3.Qxf7+
              • 3...Qxf7
                • 4.Sb6+
                  • 4...Kc3
                    • 5.Se4#

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).