Problem Display
PID: 27088 (7r/2P1p2p/7P/2p3b1/1N2N2p/PB6/QPp1p3/K1kbn3 w - - 0 1)

Niemeijer, Meindert

Adversaria, 1975

7r/2P1p2p/7P/2p3b1/1N2N2p/PB6/QPp1p3/K1kbn3

#3

9 + 11


SOLUTION


  • SOUND
  • Sets
    • 1...Sg2
      • 2.Sd3#
    • 1...Sd3
      • 2.Sxd3#
    • 1...Sf3
      • 2.Sd3#
  • Keys
    • 1.Bg8!
      • threat
        • 2.Qd5
          • threat
            • 3.Sa2#
            • 3.Qxg5#
      • 1...Rxg8
        • 2.Qxg8
          • threat
            • 3.Sa2#
            • 3.Qxg5#
      • 1...Bxh6
        • 2.Qe6
          • threat
            • 3.Sa2#
            • 3.Qxh6#
      • 1...cxb4
        • 2.c8Q
          • threat
            • 3.Qb1#
        • 2.c8R
          • threat
            • 3.Qb1#
      • 1...Bd2
        • 2.Sxc5
          • threat
            • 3.Sb3#
      • 1...Be3
        • 2.Qb3
          • threat
            • 3.Sa2#
            • 3.Qxe3#
      • 1...Bf4
        • 2.Qf7
          • threat
            • 3.Sa2#
            • 3.Qxf4#
      • 1...Bf6
        • 2.Qb3
          • threat
            • 3.Sa2#
            • 3.Qe3#
          • 2...Bxb2+
            • 3.Qxb2#
      • 1...c4
        • 2.Qxc4
          • threat
            • 3.Sa2#
      • 1...e5
        • 2.b3
          • threat
            • 3.Qb2#
          • 2...Sd3
            • 3.Sxd3#

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).