Problem Display
PID: 215099 (8/p3Q3/P3P1B1/3pk3/5p2/1pP5/1p2pP2/1N2K3 w - - 0 1)

Arnell, Alfred Wilhelm Theodor

Illustrirte Zeitung, 1879

8/p3Q3/P3P1B1/3pk3/5p2/1pP5/1p2pP2/1N2K3

#4

8 + 7


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Bh7!
      • 1...f3
        • 2.Bd3
          • 2...Kf4
            • 3.Qg7
              • 3...d4
                • 4.Qg3#
          • 2...d4
            • 3.cxd4+
              • 3...Kxd4
                • 4.Qd6#
              • 3...Kf4
                • 4.Qh4#
              • 3...Kd5
                • 4.Qd7#
      • 1...d4
        • 2.cxd4+
          • 2...Kxd4
            • 3.Qd6+
              • 3...Kc4
                • 4.Bd3#
          • 2...Kd5
            • 3.Bd3
              • threat
                • 4.Qd7#
              • 3...Kxd4
                • 4.Qd6#
              • 3...Kc6
                • 4.Qc5#

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).