Problem Display
PID: 252476 (6K1/P2p2PP/3pk1NN/3p1pP1/4P1P1/5r2/1nb1p3/b4q2 w - - 0 1)

Heyl, Peter

Schach, 1966

6K1/P2p2PP/3pk1NN/3p1pP1/4P1P1/5r2/1nb1p3/b4q2

#4

9 + 11


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.a8S!
      • threat
        • 2.Sc7#
      • 1...Rc3
        • 2.Kh8
          • threat
            • 3.g8Q#
            • 3.g8B#
          • 2...Rc8+
            • 3.g8Q+
              • 3...Rxg8+
                • 4.hxg8Q#
                • 4.hxg8B#
            • 3.g8B+
              • 3...Rxg8+
                • 4.hxg8Q#
                • 4.hxg8B#
          • 2...fxe4
            • 3.g8Q+
              • 3...Qf7
                • 4.Qxf7#
            • 3.g8B+
              • 3...Qf7
                • 4.Bxf7#
          • 2...fxg4
            • 3.g8Q+
              • 3...Qf7
                • 4.Qxf7#
            • 3.g8B+
              • 3...Qf7
                • 4.Bxf7#

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).