Problem Display
PID: 20431 (7R/1p6/1K2Q3/p2pnpp1/1B1pk2P/1R2P2r/2P4P/4N1b1 w - - 0 1)

Vladimirov, Yakov Georgevich

1st Prize, Probleemblad, 1986

7R/1p6/1K2Q3/p2pnpp1/1B1pk2P/1R2P2r/2P4P/4N1b1

#4

10 + 10


3297 FIDE Album (1986-1988) 1995

SOLUTION


  • SOUND
  • Keys
    • 1.Rd3!
      • threat
        • 2.Re8
          • threat
            • 3.Qxe5#
          • 2...Bxh2
            • 3.Qxd5+
              • 3...Kxd5
                • 4.Rxd4#
      • 1...Rxe3
        • 2.Rf8
          • threat
            • 3.Qxf5#
          • 2...Rxd3
            • 3.Qxf5+
              • 3...Ke3
                • 4.Qxe5#
          • 2...Rf3
            • 3.Sxf3
              • threat
                • 4.Qxf5#
                • 4.Qxe5#
              • 3...Kf4
                • 4.Qxf5#
      • 1...Rxh4
        • 2.Bd6
          • threat
            • 3.Qxe5#
          • 2...Bxh2
            • 3.Rf8
              • threat
                • 4.Qxf5#
              • 3...Rf4
                • 4.Qxe5#
              • 3...f4
                • 4.Qf5#
                • 4.Qxe5#
      • 1...Bxh2
        • 2.Rd8
          • threat
            • 3.Qxd5#
          • 2...Rxe3
            • 3.Rxd4+
              • 3...Kxd4
                • 4.Qxd5#
          • 2...dxe3
            • 3.Rd4+
              • 3...Kxd4
                • 4.Qxd5#
          • 2...f4
            • 3.Rxd5
              • threat
                • 4.R5xd4#
                • 4.Rxe5#
                • 4.Qxe5#
            • 3.Rf8
              • threat
                • 4.Qf5#
      • 1...Bxe3
        • 2.Rf8
          • threat
            • 3.Qxf5#
          • 2...Rf3
            • 3.Bd6
              • threat
                • 4.Qxe5#
              • 3...Kf4
                • 4.Qxf5#
              • 3...Bf4
                • 4.Qxf5#

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).