Problem Display
PID: 250654 (8/3p4/1Q6/4k3/3N4/4K3/8/8 w - - 0 1)

Louridas, Panos

Schweizerische Schachzeitung, 1998

8/3p4/1Q6/4k3/3N4/4K3/8/8

#5

3 + 2


SOLUTION


  • SOUND
  • Keys
    • 1.Qa6!
      • threat
        • 2.Qb6
          • 2...Kd5
            • 3.Qc7
              • 3...d6
                • 4.Qc2
                  • 4...Ke5
                    • 5.Qf5#
                • 4.Qc8
                  • 4...Ke5
                    • 5.Qf5#
                    • 5.Qe6#
          • 2...d6
            • 3.Qd8
              • threat
                • 4.Qg5#
              • 3...Kd5
                • 4.Kd3
                  • threat
                    • 5.Qa5#
                    • 5.Qg5#
                  • 4...Kc5
                    • 5.Qa5#
                  • 4...Ke5
                    • 5.Qg5#
                • 4.Qc8
                  • 4...Ke5
                    • 5.Qf5#
                    • 5.Qe6#
      • 1...Kd5
        • 2.Qa3
          • 2...Kc4
            • 3.Qa5
              • threat
                • 4.Qb5+
                  • 4...Kc3
                    • 5.Qb3#
          • 2...Ke5
            • 3.Qe7+
              • 3...Kd5
                • 4.Kd3
                  • 4...d6
                    • 5.Qg5#

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).