Problem Display
PID: 34057 (4r3/2p2p1b/qpP2PPn/rP2kP1R/1QP4B/2P3PN/1p2K2p/7B w - - 0 1)

Kuzovkov, Aleksandr S

2nd Prize, Sakharov MT, 1989

4r3/2p2p1b/qpP2PPn/rP2kP1R/1QP4B/2P3PN/1p2K2p/7B

#5

14 + 11


5007 Zadachi i Etyudi 1995
4827 FIDE Album (1989-1991) 1997
23 Die Schwalbe 2014

SOLUTION


  • SOUND
  • Keys
    • 1.Sg5!
      • threat
        • 2.Sf3+
          • 2...Ke4
            • 3.Se1+
              • 3...Ke5
                • 4.Sd3#
      • 1...Kxf5+
        • 2.Se4+
          • 2...Ke6
            • 3.Sc5+
              • 3...Kd6+
                • 4.Se6+
                  • 4...Kxe6
                    • 5.Bd5#
              • 3...bxc5
                • 4.Qxc5
                  • threat
                    • 5.Bd5#
                    • 5.Re5#
                    • 5.Qd5#
                    • 5.Qe5#
                  • 4...Qxc6
                    • 5.Qxc6#
      • 1...Kxf6+
        • 2.Se6+
          • 2...Ke5
            • 3.Sc5
              • threat
                • 4.Sd3#
                • 4.Sd7#
              • 3...Kd6+
                • 4.Se4+
                  • 4...Ke5
                    • 5.Bf6#
              • 3...Sxf5
                • 4.Sd3+
                  • 4...Ke6
                    • 5.Bd5#
                • 4.Sd7+
                  • 4...Ke6
                    • 5.Bd5#
              • 3...Rd8
                • 4.Sd3+
                  • 4...Rxd3
                    • 5.Qe7#

FEATURES


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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).