Problem Display
PID: 182893 (8/5K2/2ppp3/2pkp3/2ppp3/8/3R4/Q7 w - - 0 1)

von Sponer, Gyorgy Janos Andor

Deutsches Wochenschach, 1907

8/5K2/2ppp3/2pkp3/2ppp3/8/3R4/Q7

#4

3 + 9


6490 yacpdb 2018
5454 Near Snap 2020
  • SOUND
  • Keys
    • 1.Rd3!
      • 1...cxd3
        • 2.Qa2+
          • 2...c4
            • 3.Qa5+
              • 3...c5
                • 4.Qa8#
      • 1...exd3
        • 2.Qh1+
          • 2...e4
            • 3.Qh6
              • threat
                • 4.Qxe6#
              • 3...Ke5
                • 4.Qg5#
              • 3...e5
                • 4.Qe6#
      • 1...c3
        • 2.Qa2+
          • 2...c4
            • 3.Qa5+
              • 3...c5
                • 4.Qa8#
      • 1...e3
        • 2.Qh1+
          • 2...e4
            • 3.Qh6
              • threat
                • 4.Qxe6#
              • 3...Ke5
                • 4.Qg5#
              • 3...e5
                • 4.Qe6#

This anticipates 220343(1982)



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).