Problem Display
PID: 233613 (7k/3p1Kp1/8/8/8/6p1/3Q4/r7 w - - 0 1)

Renner, Kurt

Die Schwalbe, 1941

7k/3p1Kp1/8/8/8/6p1/3Q4/r7

#4

2 + 5


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Qg2!
      • threat
        • 2.Qh3#
      • 1...Rf1+
        • 2.Qxf1
          • threat
            • 3.Qh3#
            • 3.Qh1#
          • 2...g2
            • 3.Qxg2
              • threat
                • 4.Qh1#
                • 4.Qh3#
                • 4.Qh2#
                • 4.Qxg7#
              • 3...Kh7
                • 4.Qh1#
                • 4.Qh3#
                • 4.Qh2#
                • 4.Qxg7#
            • 3.Qg1
              • threat
                • 4.Qh2#
              • 3...Kh7
                • 4.Qh2#
            • 3.Qf3
              • threat
                • 4.Qh5#
                • 4.Qh3#
              • 3...Kh7
                • 4.Qh5#
                • 4.Qh3#
            • 3.Qf4
              • threat
                • 4.Qh2#
                • 4.Qh4#
              • 3...Kh7
                • 4.Qh2#
                • 4.Qh4#
            • 3.Qf5
              • threat
                • 4.Qh3#
                • 4.Qh5#
      • 1...Ra6
        • 2.Qh1+
          • 2...Rh6
            • 3.Qa8+
              • 3...Kh7
                • 4.Qg8#

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).