Problem Display
PID: 248709 (8/8/3pp2P/3B1p1P/3k3P/2N5/4Q3/5K2 w - - 0 1)

Petrasinovic, Petrasin

Uralski Problemist, 2007

8/8/3pp2P/3B1p1P/3k3P/2N5/4Q3/5K2

#4

7 + 4


SOLUTION


  • SOUND
  • Keys
    • 1.Ke1!
      • threat
        • 2.Qf2+
          • 2...Ke5
            • 3.Qe3+
              • 3...Kf6
                • 4.Qxe6#
      • 1...Kc5
        • 2.Qc4+
          • 2...Kb6
            • 3.Qc6+
              • 3...Ka5
                • 4.Qb5#
              • 3...Ka7
                • 4.Qb7#
      • 1...exd5
        • 2.Sa4
          • 2...f4
            • 3.h7
              • 3...f3
                • 4.h8Q#
                • 4.h8B#
      • 1...f4
        • 2.Qc4+
          • 2...Ke5
            • 3.Qe4+
              • 3...Kf6
                • 4.Qxe6#

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).