Problem Display
PID: 200270 (4nb1K/N2p2p1/p5P1/2ppQ1Np/2kp4/1p1R3r/8/1B2Bb2 w - - 0 1)

Simonet, Andre

Suomen Shakki, 1990

4nb1K/N2p2p1/p5P1/2ppQ1Np/2kp4/1p1R3r/8/1B2Bb2

#3

8 + 13


SOLUTION


  • SOUND
  • Sets
    • 1...a5
      • 2.Qb8
        • threat
          • 3.Qxb3#
          • 3.Qb5#
    • 1...d6
      • 2.Qxe8
        • threat
          • 3.Qa4#
  • Keys
    • 1.Sf7!
      • threat
        • 2.Qb8
          • threat
            • 3.Se5#
            • 3.Qxb3#
      • 1...Rxd3
        • 2.Qe2
          • threat
            • 3.Se5#
            • 3.Bxd3#
          • 2...b2
            • 3.Ba2#
      • 1...Bxd3
        • 2.Qg3
          • threat
            • 3.Se5#
            • 3.Bxd3#
          • 2...b2
            • 3.Ba2#
      • 1...Re3
        • 2.Qxe3
          • threat
            • 3.Se5#
            • 3.Qc1#
      • 1...Bd6
        • 2.Qxd6
          • threat
            • 3.Se5#
            • 3.Qxa6#
      • 1...Sd6
        • 2.Qxd6
          • threat
            • 3.Se5#
            • 3.Qxa6#
          • 2...Bxd6
            • 3.Sxd6#
      • 1...Sc7
        • 2.Qe7
          • threat
            • 3.Se5#
            • 3.Sd6#
          • 2...d6
            • 3.Sxd6#
      • 1...b2
        • 2.Qg3
          • threat
            • 3.Se5#
            • 3.Ba2#
        • 2.Qb8
          • threat
            • 3.Se5#
            • 3.Qb3#
        • 2.Qe2
          • threat
            • 3.Se5#
            • 3.Ba2#
            • 3.Qc2#
      • 1...a5
        • 2.Qb8
          • threat
            • 3.Se5#
            • 3.Qxb3#
            • 3.Qb5#
      • 1...d6
        • 2.Qxe8
          • threat
            • 3.Qa4#

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).