Problem Display
PID: 65995 (r3k3/b2p4/Q2B2K1/6p1/6p1/4p3/2r5/8 w q - 0 1)

Lepuschutz, Dr Hans

Schach, 1952

r3k3/b2p4/Q2B2K1/6p1/6p1/4p3/2r5/8

#4

3 + 8


SOLUTION


  • SOUND
  • Keys
    • 1.Qa5!
      • threat
        • 2.Qe5+
          • 2...Kd8
            • 3.Qh8#
        • 2.Qxg5
          • threat
            • 3.Qe7#
      • 1...Rc5
        • 2.Qa1
          • threat
            • 3.Qh8#
          • 2...Rc3
            • 3.Qf1
              • threat
                • 4.Qf8#
              • 3...Kd8
                • 4.Qf8#
              • 3...0-0-0
                • 4.Qa6#
          • 2...Re5
            • 3.Qxe5+
              • 3...Kd8
                • 4.Qh8#
          • 2...Rf5
            • 3.Qh8+
              • 3...Rf8
                • 4.Qxf8#
      • 1...Rf2
        • 2.Qe5+
          • 2...Kd8
            • 3.Qh8+
              • 3...Rf8
                • 4.Qxf8#
      • 1...Rh2
        • 2.Qxg5
          • threat
            • 3.Qe7#
          • 2...Rh6+
            • 3.Kxh6
              • threat
                • 4.Qe7#
                • 4.Qg8#
              • 3...Kf7
                • 4.Qg6#
          • 2...Rh7
            • 3.Kxh7
              • threat
                • 4.Qe7#
                • 4.Qg8#
              • 3...Kf7
                • 4.Qe7#
                • 4.Qg6#

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).