Problem Display
PID: 258444 (8/rp4p1/Pp2p1K1/PQ5P/3pk3/5Rpr/6Pp/7N w - - 0 1)

Obermayer, Josef

Die Schwalbe, 1931

8/rp4p1/Pp2p1K1/PQ5P/3pk3/5Rpr/6Pp/7N

#3

8 + 10


SOLUTION


  • SOUND
  • Sets
    • 1...Rh4
      • 2.Sxg3#
    • 1...Rxh5
      • 2.Sxg3#
  • Keys
    • 1.Qd7!
      • threat
        • 2.Qxe6#
      • 1...Ke5
        • 2.Rf4
          • threat
            • 3.Qxd4#
          • 2...Kxf4
            • 3.Qxd4#
          • 2...d3
            • 3.Qd4#
      • 1...Rxh5
        • 2.Qxe6+
          • 2...Re5
            • 3.Sxg3#
      • 1...d3
        • 2.Rxd3
          • threat
            • 3.Qd4#
          • 2...Kf4
            • 3.Qd4#
          • 2...Ke5
            • 3.Qd4#
          • 2...e5
            • 3.Qf5#
      • 1...e5
        • 2.axb6
          • 2...Rxh5
            • 3.Sxg3#
          • 2...Rxa6
            • 3.Qxb7#
          • 2...bxa6
            • 3.Qc6#
          • 2...Rh4
            • 3.Sxg3#
          • 2...Ra8
            • 3.Qxb7#
          • 2...d3
            • 3.Qxd3#

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).