Problem Display
PID: 19831 (8/8/5pp1/6k1/6p1/6K1/8/7Q w - - 0 1)

Mann, Carel Christiaan Wilhelm

De Amsterdammer, 1893

8/8/5pp1/6k1/6p1/6K1/8/7Q

#4

2 + 4


22 Deutsche Schachzeitung 1893
693 Neue Zurcher Zeitung 1893
4872 Themes-64 1957
274 diagrammes 1973
2012 Miniature Chess Problems from Many Countries 1981
5395 Schach fur Nussknacker 1994
133 The Problemist Supplement 2009
5454 Near Snap 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Qa8!
      • threat
        • 2.Qh1
          • 2...Kf5
            • 3.Qd5#
          • 2...f5
            • 3.Qh4#
      • 1...Kh5
        • 2.Qh8+
          • 2...Kg5
            • 3.Qh1
              • 3...Kf5
                • 4.Qd5#
              • 3...f5
                • 4.Qh4#
      • 1...Kh6
        • 2.Qh8+
          • 2...Kg5
            • 3.Qh1
              • 3...Kf5
                • 4.Qd5#
              • 3...f5
                • 4.Qh4#
      • 1...f5
        • 2.Qd8+
          • 2...Kh6
            • 3.Qh8+
              • 3...Kg5
                • 4.Qh4#

This anticipates 185400(1909)

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).