Problem Display
PID: 221993 (8/p3NQp1/q6k/1RnPb1p1/3p2r1/p7/K5pn/3B4 w - - 0 1)

Bruchner, Siegfried

Freie Presse, 1987

8/p3NQp1/q6k/1RnPb1p1/3p2r1/p7/K5pn/3B4

#4

6 + 12


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Rb8!
      • threat
        • 2.Rh8#
      • 1...Qc4+
        • 2.Rb3
          • threat
            • 3.Qg6#
          • 2...Qe2+
            • 3.Bxe2
              • threat
                • 4.Qg6#
              • 3...Kh7
                • 4.Qh5#
              • 3...g6
                • 4.Qxg6#
          • 2...Qxb3+
            • 3.Bxb3
              • threat
                • 4.Qg6#
              • 3...Kh7
                • 4.Qh5#
              • 3...g6
                • 4.Qxg6#
          • 2...Qc2+
            • 3.Bxc2
              • threat
                • 4.Sg8#
                • 4.Qg6#
              • 3...g6
                • 4.Qxg6#
          • 2...Qd3
            • 3.Rxd3
              • threat
                • 4.Qg6#
              • 3...Kh7
                • 4.Qh5#
              • 3...g6
                • 4.Qxg6#
          • 2...Qa6
            • 3.Qh5+
              • 3...Kxh5
                • 4.Rh3#

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).