Problem Display
PID: 162606 (2bN2B1/3n4/q1p5/pnp1p3/3pk2P/6R1/2p2RN1/2K5 w - - 0 1)

Wenda, Klaus

Die Schwalbe, 1969

2bN2B1/3n4/q1p5/pnp1p3/3pk2P/6R1/2p2RN1/2K5

#4

7 + 11


SOLUTION


  • SOUND
  • Keys
    • 1.Sb7!
      • threat
        • 2.Bc4
          • threat
            • 3.Rg4#
          • 2...Sb6
            • 3.Sxc5#
          • 2...Sf6
            • 3.Sxc5#
          • 2...Sb8
            • 3.Sxc5#
          • 2...Sf8
            • 3.Sxc5#
        • 2.Be6
          • threat
            • 3.Re2#
          • 2...d3
            • 3.Rg4#
          • 2...Sa3
            • 3.Sd6#
          • 2...Sc3
            • 3.Sd6#
          • 2...Sd6
            • 3.Sxd6#
          • 2...Sa7
            • 3.Sd6#
          • 2...Sc7
            • 3.Sd6#
      • 1...Qxb7
        • 2.Be6
          • threat
            • 3.Re2#
          • 2...Sc3
            • 3.Rg4+
              • 3...Kd3
                • 4.Rd2#
      • 1...Bxb7
        • 2.Bc4
          • threat
            • 3.Rg4#
          • 2...Sf6
            • 3.Re2+
              • 3...Kf5
                • 4.Rg5#

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).