Problem Display
PID: 255952 (1r2n1N1/1npP1p2/N1p1BRp1/1pR4p/2p1k3/2P5/3K2pP/6Bb w - - 0 1)

Fomichev, Evgeny Vasilevich

Sigurov, Aleksandr Ilich

Zadachi i Etyudi, 2007

1r2n1N1/1npP1p2/N1p1BRp1/1pR4p/2p1k3/2P5/3K2pP/6Bb

#4

10 + 13


SOLUTION


  • SOUND
  • Keys
    • 1.Ke2!
      • threat
        • 2.Rff5
          • threat
            • 3.Rce5#
          • 2...gxf5
            • 3.Bxf5+
              • 3...Kf4
                • 4.Be3#
          • 2...f6
            • 3.Sxf6+
              • 3...Sxf6
                • 4.Rce5#
      • 1...Sxc5
        • 2.Sxc5+
          • 2...Ke5
            • 3.Bd4+
              • 3...Kd6
                • 4.Se4#
      • 1...fxe6
        • 2.Rxe6+
          • 2...Kf4
            • 3.Sh6
              • threat
                • 4.Be3#
      • 1...Sa5
        • 2.Rff5
          • threat
            • 3.Rce5#
          • 2...gxf5
            • 3.Bxf5+
              • 3...Kf4
                • 4.Be3#
          • 2...f6
            • 3.Sxf6+
              • 3...Sxf6
                • 4.Rce5#
            • 3.Rxc4+
              • 3...Sxc4
                • 4.Sc5#
              • 3...bxc4
                • 4.Sc5#
            • 3.Rce5+
              • 3...fxe5
                • 4.Sc5#
      • 1...Sbd6
        • 2.Re5+
          • 2...Kxe5
            • 3.Bd4+
              • 3...Ke4
                • 4.Sc5#
      • 1...Sed6
        • 2.Rf4+
          • 2...Kxf4
            • 3.Be3+
              • 3...Ke4
                • 4.Sf6#
      • 1...Sg7
        • 2.Rf4+
          • 2...Kxf4
            • 3.Be3+
              • 3...Ke4
                • 4.Sf6#
      • 1...b4
        • 2.Bxc4
          • threat
            • 3.Bd3#
          • 2...Sxc5
            • 3.Sxc5+
              • 3...Ke5
                • 4.Bd4#
          • 2...Sxf6
            • 3.Sxf6+
              • 3...Kf4
                • 4.Be3#
        • 2.Rff5
          • threat
            • 3.Rxc4#
            • 3.Rce5#
          • 2...gxf5
            • 3.Bxf5+
              • 3...Kf4
                • 4.Be3#

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).