Problem Display
PID: 9170 (8/1p4p1/1B1Q4/2N5/8/1K3k2/3P4/8 w - - 0 1)

Bantysh, Nikolai Ivanovich

StrateGems, 1999

8/1p4p1/1B1Q4/2N5/8/1K3k2/3P4/8

#4

5 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.Qg6!
      • 1...Ke2
        • 2.Qg2+
          • 2...Kd1
            • 3.Qf1+
              • 3...Kxd2
                • 4.Se4#
          • 2...Ke1
            • 3.Kc2
              • threat
                • 4.Sd3#
      • 1...Kf2
        • 2.Kc2
          • 2...Ke1
            • 3.Qg2
              • threat
                • 4.Sd3#
          • 2...Kf1
            • 3.Sd3
              • 3...Ke2
                • 4.Qg2#
          • 2...Ke2
            • 3.Qg2+
              • 3...Ke1
                • 4.Sd3#
          • 2...Kf3
            • 3.Sd3
              • 3...Ke2
                • 4.Qg2#
      • 1...Kf4
        • 2.Sd3+
          • 2...Kf3
            • 3.Kc2
              • 3...Ke2
                • 4.Qg2#

There are these versions: 144651

FEATURES


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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).