Problem Display
PID: 173350 (K7/8/2Q5/4k2p/7R/pp6/5P2/8 w - - 0 1)

Mandler, Artur

Neue Wiener Schachzeitung, 1923

K7/8/2Q5/4k2p/7R/pp6/5P2/8

#4

4 + 4


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Rc4!
      • threat
        • 2.f4+
          • 2...Kf5
            • 3.Qd7+
              • 3...Kf6
                • 4.Rc6#
              • 3...Kg6
                • 4.Rc6#
        • 2.Qd7
          • threat
            • 3.f4+
              • 3...Kf6
                • 4.Rc6#
          • 2...Kf6
            • 3.f4
              • threat
                • 4.Rc6#
              • 3...Kg6
                • 4.Rc6#
      • 1...Kf5
        • 2.Qd6
          • threat
            • 3.Rf4+
              • 3...Kg5
                • 4.Qf6#
          • 2...Kg5
            • 3.Rc5+
              • 3...Kg4
                • 4.Qg3#
              • 3...Kh4
                • 4.Qg3#
          • 2...h4
            • 3.f3
              • threat
                • 4.Rc5#
              • 3...Kg5
                • 4.Rc5#
      • 1...h4
        • 2.Rc5+
          • 2...Kf4
            • 3.Qd5
              • threat
                • 4.Rc4#
                • 4.Qf5#
              • 3...Kg4
                • 4.Qf5#

This is a version of 173311

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).