Problem Display
PID: 272384 (4R3/b6q/1Q2p2p/1N3bP1/1N1n4/2p1kPK1/2r1p3/4B3 w - - 0 1)

Dikusarov, Andrey Nikolayovich

Schakend Nederland, 1969

4R3/b6q/1Q2p2p/1N3bP1/1N1n4/2p1kPK1/2r1p3/4B3

#4

8 + 10


6490 yacpdb 2023

SOLUTION


  • COOKED
  • Keys
    • 1.Sd5+!
      • 1...Kd3
        • 2.Sf4+
          • 2...Ke3
            • 3.Sd6
              • threat
                • 4.Sc4#
              • 3...Qc7
                • 4.Sxf5#
              • 3...Bd3
                • 4.Sg2#
                • 4.Sd5#
    • 1.Sa3!
      • threat
        • 2.Sc4#
      • 1...Bb8+
        • 2.Qxb8
          • threat
            • 3.Sc4#
            • 3.Qf4#
          • 2...Qc7+
            • 3.Qxc7
              • threat
                • 4.Sc4#
                • 4.Qf4#
    • 1.Sd6!
      • threat
        • 2.Sc4#
      • 1...Qc7
        • 2.Sd5+
          • 2...Kd3
            • 3.Sf4+
              • 3...Ke3
                • 4.Sxf5#
        • 2.Qxc7
          • threat
            • 3.Sc4#
          • 2...Sxf3
            • 3.Sxf5+
              • 3...Ke4
                • 4.Qf4#
            • 3.Qc4
              • threat
                • 4.Sd5#
                • 4.Sxf5#
                • 4.Qf4#
              • 3...Be4
                • 4.Qxe4#
      • 1...Bb8
        • 2.Sd5+
          • 2...Kd3
            • 3.Sf4+
              • 3...Ke3
                • 4.Sc4#
        • 2.Qxd4+
          • 2...Kxd4
            • 3.Bf2+
              • 3...Ke5
                • 4.Sc4#

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).