Problem Display
PID: 20245 (8/8/6p1/5p2/4Q3/8/4N1r1/K6k w - - 0 1)

Speckmann, Werner

1st HM., Springaren, 1954

8/8/6p1/5p2/4Q3/8/4N1r1/K6k

#4

3 + 4


SOLUTION


  • SOUND
  • Keys
    • 1.Qa8!
      • threat
        • 2.Sf4
          • threat
            • 3.Qxg2#
          • 2...Kg1
            • 3.Qxg2#
          • 2...Kh2
            • 3.Qxg2#
      • 1...g5
        • 2.Qb7
          • 2...f4
            • 3.Qb1+
              • 3...Kh2
                • 4.Qh7#
              • 3...Rg1
                • 4.Qxg1#
          • 2...g4
            • 3.Sf4
              • threat
                • 4.Qxg2#
              • 3...Kg1
                • 4.Qxg2#
              • 3...Kh2
                • 4.Qxg2#

FEATURES


NOT CLASSIFIED


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).