Problem Display
PID: 250301 (5B2/6Q1/1P6/8/8/3p4/p7/1k1K4 w - - 0 1)

Nikitin, V?

Uralski Problemist, 2008

5B2/6Q1/1P6/8/8/3p4/p7/1k1K4

#4

4 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.Qa1+!
      • 1...Kxa1
        • 2.b7
          • threat
            • 3.Bg7+
              • 3...Kb1
                • 4.b8Q#
                • 4.b8R#
            • 3.b8Q
              • 3...d2
                • 4.Bg7#
            • 3.b8R
              • 3...d2
                • 4.Bg7#
          • 2...Kb1
            • 3.b8Q+
              • 3...Ka1
                • 4.Bg7#
            • 3.b8R+
              • 3...Ka1
                • 4.Bg7#
          • 2...Kb2
            • 3.b8Q+
              • 3...Ka1
                • 4.Bg7#
              • 3...Kc3
                • 4.Qb4#

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).