Problem Display
PID: 179486 (3N1QN1/2p4p/r1b3pr/1B1nk3/7p/3PPp1P/3p1p2/6nK w - - 0 1)

Davidenko, Fedor Vasilevich

1st Prize, 64 Shakhmatnoe obozrenie, 2002

3N1QN1/2p4p/r1b3pr/1B1nk3/7p/3PPp1P/3p1p2/6nK

#4

8 + 13


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Bc4!
      • threat
        • 2.Qf6+
          • 2...Sxf6
            • 3.Sf7+
              • 3...Kf5
                • 4.Sgxh6#
                • 4.Se7#
      • 1...Sxh3
        • 2.Qf6+
          • 2...Sxf6
            • 3.Sf7+
              • 3...Kf5
                • 4.Sgxh6#
      • 1...Rh5
        • 2.Qf6+
          • 2...Sxf6
            • 3.Sf7+
              • 3...Kf5
                • 4.Se7#
      • 1...Ba4
        • 2.Qf4+
          • 2...Sxf4
            • 3.Sf7+
              • 3...Kf5
                • 4.e4#
      • 1...Bb5
        • 2.Qf4+
          • 2...Sxf4
            • 3.Sf7+
              • 3...Kf5
                • 4.e4#
      • 1...Bb7
        • 2.Qe8+
          • 2...Kf5
            • 3.Qe4+
              • 3...Kg5
                • 4.Qg4#
                • 4.Qe5#
          • 2...Se7
            • 3.Qxe7+
              • 3...Kf5
                • 4.Sxh6#
              • 3...Re6
                • 4.Qxe6#
      • 1...Bd7
        • 2.Qf4+
          • 2...Sxf4
            • 3.Sf7+
              • 3...Kf5
                • 4.e4#
      • 1...Ba8
        • 2.Qe8+
          • 2...Kf5
            • 3.Qe4+
              • 3...Kg5
                • 4.Qg4#
                • 4.Qe5#
          • 2...Kd6
            • 3.Sf7+
              • 3...Kc5
                • 4.Qb5#
          • 2...Se7
            • 3.Qxe7+
              • 3...Kf5
                • 4.Sxh6#
              • 3...Re6
                • 4.Qxe6#
      • 1...Be8
        • 2.Qxe8+
          • 2...Kf5
            • 3.Qe4+
              • 3...Kg5
                • 4.Qxd5#
                • 4.Qg4#
                • 4.Qe5#
          • 2...Se7
            • 3.Qxe7+
              • 3...Kf5
                • 4.Sxh6#
                • 4.Qc5#
              • 3...Re6
                • 4.Qc5#
                • 4.Qxe6#
      • 1...g5
        • 2.d4+
          • 2...Ke4
            • 3.Qf5+
              • 3...Kxe3
                • 4.Qe5#
              • 3...Kxf5
                • 4.Bd3#

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).