Problem Display
PID: 249987 (1Nr1b1k1/2p2rP1/6K1/Nn1B1p2/4P1p1/2p5/5nq1/Q5b1 w - - 0 1)

Vokal, Stanislav

Stella Polaris, 1969

1Nr1b1k1/2p2rP1/6K1/Nn1B1p2/4P1p1/2p5/5nq1/Q5b1

#4

7 + 12


SOLUTION


  • COOKED
  • Keys
    • 1.Sd7!
      • threat
        • 2.Sf6#
      • 1...Sxe4
        • 2.Sc6
          • threat
            • 3.Se7#
          • 2...Bc5
            • 3.Sxc5
              • threat
                • 4.Se7#
              • 3...Bxc6
                • 4.Bxf7#
    • 1.Qa2!
      • threat
        • 2.Bxf7+
          • 2...Bxf7+
            • 3.Qxf7#
      • 1...Sd6
        • 2.Sd7
          • threat
            • 3.Sf6#
          • 2...Bxd7
            • 3.Bxf7+
              • 3...Sxf7
                • 4.Qxf7#
          • 2...Sfxe4
            • 3.Sc6
              • threat
                • 4.Se7#
          • 2...Sdxe4
            • 3.Bxf7+
              • 3...Bxf7+
                • 4.Qxf7#
            • 3.Sc6
              • threat
                • 4.Se7#

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).