Problem Display
PID: 19914 (8/3K4/2ppp3/Q1pkp2B/2ppp3/8/8/8 w - - 0 1)

Peet, Jacobus

4th Prize, Deutsches Wochenschach, 1907

8/3K4/2ppp3/Q1pkp2B/2ppp3/8/8/8

#4

3 + 9


SOLUTION


  • SOUND
  • Keys
    • 1.Bg6!
      • 1...c3
        • 2.Qa2+
          • 2...c4
            • 3.Qa5+
              • 3...c5
                • 4.Qa8#
            • 3.Qa3
              • threat
                • 4.Qxd6#
              • 3...c5
                • 4.Qa8#
      • 1...d3
        • 2.Qc3
          • 2...e3
            • 3.Bxd3
              • threat
                • 4.Qxc4#
              • 3...cxd3
                • 4.Qxd3#
              • 3...e4
                • 4.Bxc4#
      • 1...e3
        • 2.Qc7
          • threat
            • 3.Qxd6#
            • 3.Qxc6#
          • 2...c3
            • 3.Bd3
              • threat
                • 4.Qxd6#
                • 4.Qxc6#

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).