Problem Display
PID: 178498 (8/1N6/p3P3/1k6/8/1K4p1/8/6B1 w - - 0 1)

Speckmann, Werner

Berliner Morgenpost, 1976

8/1N6/p3P3/1k6/8/1K4p1/8/6B1

#5

4 + 3


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Sa5!
      • threat
        • 2.e7
          • threat
            • 3.e8Q+
              • 3...Kxa5
                • 4.Qa4#
                • 4.Qh5#
                • 4.Qe5#
            • 3.e8R
              • threat
                • 4.Re5#
              • 3...Kxa5
                • 4.Re5#
          • 2...Kxa5
            • 3.e8Q
              • 3...g2
                • 4.Qa4#
                • 4.Qh5#
                • 4.Qe5#
      • 1...Kxa5
        • 2.e7
          • threat
            • 3.e8Q
              • 3...g2
                • 4.Qa4#
                • 4.Qh5#
                • 4.Qe5#
          • 2...g2
            • 3.e8R
              • 3...Kb5
                • 4.Re6
                  • 4...Ka5
                    • 5.Re5#
                  • 4...a5
                    • 5.Rb6#
      • 1...g2
        • 2.e7
          • 2...Kxa5
            • 3.e8R
              • 3...Kb5
                • 4.Re6
                  • 4...Ka5
                    • 5.Re5#
                  • 4...a5
                    • 5.Rb6#

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).