Problem Display
PID: 239771 (Bbb1K2B/3p4/RP1kN1PR/ppp2P1p/6p1/1N1pp3/3q1r1r/8 w - - 0 1)

Avner, Uri

Bourd, Evgeny

Grinblat, Arieh

Variantim, 2009

Bbb1K2B/3p4/RP1kN1PR/ppp2P1p/6p1/1N1pp3/3q1r1r/8

#4

10 + 14


SOLUTION


  • SOUND
  • Keys
    • 1.Sexc5!
      • threat
        • 2.Se4#
      • 1...Bb7
        • 2.Bxb7
          • threat
            • 3.Se4#
          • 2...Rxf5
            • 3.Se4+
              • 3...Ke6
                • 4.Sd4#
          • 2...Qb4
            • 3.Rh7
              • threat
                • 4.Rxd7#
              • 3...Qe4+
                • 4.Sxe4#
              • 3...Qxb3
                • 4.Se4#
          • 2...Rf4
            • 3.Rh7
              • threat
                • 4.Rxd7#
              • 3...Re4+
                • 4.Sxe4#
      • 1...Qb4
        • 2.b7+
          • 2...Kd5
            • 3.bxc8S+
              • 3...Kc4
                • 4.Sb6#
          • 2...Kc7
            • 3.Be5+
              • 3...d6
                • 4.Bxd6#
      • 1...Rf4
        • 2.g7+
          • 2...Ke5
            • 3.g8Q+
              • 3...Kxf5
                • 4.Qg6#

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).