Problem Display
PID: 191487 (8/1p1R1pq1/1p1Rp1N1/1Nk1p3/Kp6/1B6/4P1bb/8 w - - 0 1)

Kraemer, Adolf Herrmann Rudolf Ferdinand

Deutsches Wochenschach, 1916

8/1p1R1pq1/1p1Rp1N1/1Nk1p3/Kp6/1B6/4P1bb/8

#4

7 + 10


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Keys
    • 1.Rd2!
      • threat
        • 2.Rc2#
      • 1...Qxg6
        • 2.e4
          • threat
            • 3.Rc2#
            • 3.Rc7#
          • 2...Qxe4
            • 3.Rc7+
              • 3...Qc6
                • 4.Rc2#
          • 2...Bxe4
            • 3.Rc2+
              • 3...Bxc2
                • 4.Rc7#
      • 1...e4
        • 2.R2d5+
          • 2...exd5
            • 3.Rxd5+
              • 3...Kc6
                • 4.Se7#
        • 2.R7d5+
          • 2...exd5
            • 3.Rxd5+
              • 3...Kc6
                • 4.Se7#
        • 2.Se5
          • threat
            • 3.Rc2#
            • 3.Rc7#
          • 2...Qxe5
            • 3.Rc7+
              • 3...Qxc7
                • 4.Rc2#
          • 2...Bxe5
            • 3.Rc2+
              • 3...Bc3
                • 4.Rc7#

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).