Problem Display
PID: 19912 (8/8/8/8/6p1/1q1B4/ppNp2P1/rk1K4 w - - 0 1)

von Holzhausen, Walther Freiherr

Deutsches Wochenschach, 1907

8/8/8/8/6p1/1q1B4/ppNp2P1/rk1K4

#4

4 + 7


SOLUTION


  • SOUND
  • Keys
    • 1.Bg6!
      • 1...Qa4
        • 2.Kxd2
          • threat
            • 3.Sa3#
          • 2...Qd7+
            • 3.Sd4+
              • 3...Qf5
                • 4.Bxf5#
          • 2...Qf4+
            • 3.Se3+
              • 3...Qe4
                • 4.Bxe4#
              • 3...Qf5
                • 4.Bxf5#
          • 2...Qa5+
            • 3.Sb4+
              • 3...Qf5
                • 4.Bxf5#
      • 1...g3
        • 2.Be4
          • 2...Qf3+
            • 3.gxf3
              • 3...g2
                • 4.Se1#
                • 4.Sa3#
                • 4.Se3#
                • 4.Sb4#
                • 4.Sd4#
          • 2...Qa4
            • 3.Kxd2
              • threat
                • 4.Sa3#
              • 3...Qxc2+
                • 4.Bxc2#
              • 3...Qd7+
                • 4.Sd4#
              • 3...Qb4+
                • 4.Sxb4#
              • 3...Qd4+
                • 4.Sxd4#
              • 3...Qa5+
                • 4.Sb4#
              • 3...Qa3
                • 4.Sxa3#

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).