Problem Display
PID: 33418 (1K1N2B1/2pQ1R2/1pP1p1p1/4k3/1P2Ppr1/1pp2P2/3prn2/1b1q4 w - - 0 1)

Bron, Vladimir Akimovich

Davidenko, Fedor Vasilevich

1st Prize, Sahs/Shakhmaty (Riga), 1979

1K1N2B1/2pQ1R2/1pP1p1p1/4k3/1P2Ppr1/1pp2P2/3prn2/1b1q4

#3

9 + 14


3750 FIDE Album (1977-1979) 1984

SOLUTION


  • SOUND
  • Sets
    • 1...Re3
      • 2.Qxe6+
        • 2...Kd4
          • 3.Rd7#
          • 3.Qd5#
    • 1...Rxe4
      • 2.Kxc7
        • threat
          • 3.Qd6#
        • 2...Rd4
          • 3.Qxe6#
    • 1...Sh1
      • 2.Kxc7
        • threat
          • 3.Qd6#
    • 1...Sd3
      • 2.Kxc7
        • threat
          • 3.Qd6#
    • 1...Sh3
      • 2.Kxc7
        • threat
          • 3.Qd6#
  • Tries
    • 1.Sxe6?
      • threat
        • 2.Qd5#
      • 1...Rxe4
        • 2.Sxc7
          • threat
            • 3.Qd5#
          • 2...Rd4
            • 3.Qe6#
            • 3.Qe7#
      • 1...Bxe4
        • 2.Rf8
          • threat
            • 3.Qd4#
          • 2...Bd5
            • 3.Qxc7#
      • 1...Sxe4!
    • 1.Rf5+?
      • 1...exf5
        • 2.Qg7+
          • 2...Kd6
            • 3.Qf6#
            • 3.Qxc7#
      • 1...gxf5!
  • Keys
    • 1.Rf8!
      • threat
        • 2.Qg7+
          • 2...Kd6
            • 3.Qxc7#
      • 1...Rxe4
        • 2.Kxc7
          • threat
            • 3.Qd6#
          • 2...Rd4
            • 3.Qxe6#
      • 1...Bxe4
        • 2.Sxe6
          • threat
            • 3.Qd4#
          • 2...Bd5
            • 3.Qxc7#
      • 1...Sxe4
        • 2.Bxe6
          • threat
            • 3.Qd5#
          • 2...Sd6
            • 3.Qg7#
          • 2...Sf6
            • 3.Sf7#

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).