Problem Display
PID: 246206 (5K1k/3p1pp1/1n6/4p3/2p4p/1r6/2Q5/b4n2 w - - 0 1)

Halumbirek, Josef

Neues Osterreich, 1955

5K1k/3p1pp1/1n6/4p3/2p4p/1r6/2Q5/b4n2

#4

2 + 11


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Qe4!
      • threat
        • 2.Qxh4#
      • 1...Rh3
        • 2.Qf5
          • threat
            • 3.Qh5#
          • 2...g6
            • 3.Qf6+
              • 3...Kh7
                • 4.Qg7#
          • 2...Sg3
            • 3.Qxf7
              • threat
                • 4.Qg8#
                • 4.Qxg7#
              • 3...Kh7
                • 4.Qxg7#
          • 2...g5
            • 3.Qf6+
              • 3...Kh7
                • 4.Qg7#
            • 3.Qxg5
              • threat
                • 4.Qh6#
                • 4.Qh5#
                • 4.Qg7#
                • 4.Qg8#
              • 3...Kh7
                • 4.Qh5#
                • 4.Qg7#
      • 1...g5
        • 2.Qg4
          • threat
            • 3.Qh5#
          • 2...Sg3
            • 3.Qxg5
              • threat
                • 4.Qh6#
                • 4.Qg7#
                • 4.Qg8#
              • 3...Kh7
                • 4.Qg7#

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).