Problem Display
PID: 210612 (8/8/8/1Q6/4B3/4p3/6bp/4K1bk w - - 0 1)

Wiehl, Antonin

Svetozor, 1870

8/8/8/1Q6/4B3/4p3/6bp/4K1bk

#4

3 + 5


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Qb1!
      • threat
        • 2.Ke2
          • threat
            • 3.Bb7
              • 3...Bf3+
                • 4.Bxf3#
              • 3...Bxb7
                • 4.Qxb7#
              • 3...Be4
                • 4.Bxe4#
                • 4.Qxe4#
              • 3...Bd5
                • 4.Bxd5#
              • 3...Bc6
                • 4.Bxc6#
          • 2...Bf3+
            • 3.Bxf3#
          • 2...Bxe4
            • 3.Qxe4#
      • 1...Bf2+
        • 2.Ke2+
          • 2...Bg1
            • 3.Bb7
              • 3...Bf3+
                • 4.Bxf3#
              • 3...Bxb7
                • 4.Qxb7#
              • 3...Be4
                • 4.Bxe4#
                • 4.Qxe4#
              • 3...Bd5
                • 4.Bxd5#
              • 3...Bc6
                • 4.Bxc6#

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).