Problem Display
PID: 171919 (8/8/8/3P4/8/BK3p1N/4P3/1k6 w - - 0 1)

Antipov, Viacheslav Pavlovich

Sachinfo, 1998

8/8/8/3P4/8/BK3p1N/4P3/1k6

#4

5 + 2


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Sg1!
      • threat
        • 2.Sxf3
          • 2...Ka1
            • 3.Bb2+
              • 3...Kb1
                • 4.Sd2#
      • 1...Ka1
        • 2.Sxf3
          • 2...Kb1
            • 3.Sd2+
              • 3...Ka1
                • 4.Bb2#
      • 1...fxe2
        • 2.Sxe2
          • 2...Ka1
            • 3.Bb2+
              • 3...Kb1
                • 4.Sc3#
      • 1...f2
        • 2.Sf3
          • threat
            • 3.Sd2+
              • 3...Ka1
                • 4.Bb2#
          • 2...Ka1
            • 3.Bb2+
              • 3...Kb1
                • 4.Sd2#
            • 3.Sd2
              • threat
                • 4.Bb2#
          • 2...f1S
            • 3.Bb2
              • 3...Sd2+
                • 4.Sxd2#
              • 3...Sh2
                • 4.Sd2#
              • 3...Se3
                • 4.Sd2#
              • 3...Sg3
                • 4.Sd2#

FEATURES


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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).