Problem Display
PID: 186422 (4k3/8/1P1P4/3B4/P5K1/P7/4p3/4B3 w - - 0 1)

Shinkman, William Anthony

Pittsburgh Gazette-Times, 1910

4k3/8/1P1P4/3B4/P5K1/P7/4p3/4B3

#4

7 + 2


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.b7!
      • threat
        • 2.b8Q+
          • 2...Kd7
            • 3.Qc7+
              • 3...Ke8
                • 4.Qe7#
                • 4.Qc8#
            • 3.Bh4
              • threat
                • 4.Qd8#
            • 3.Ba5
              • threat
                • 4.Qd8#
            • 3.Ba2
              • 3...Kc6
                • 4.Qc7#
            • 3.Bb3
              • 3...Kc6
                • 4.Qc7#
            • 3.Bc4
              • 3...Kc6
                • 4.Qc7#
            • 3.Bf7
              • 3...Kc6
                • 4.Qc7#
            • 3.Bg8
              • 3...Kc6
                • 4.Qc7#
        • 2.Be6
          • threat
            • 3.b8Q#
            • 3.b8R#
          • 2...Kf8
            • 3.Bc3
              • threat
                • 4.b8Q#
                • 4.b8R#
              • 3...Ke8
                • 4.b8Q#
                • 4.b8R#
      • 1...Kd7
        • 2.b8R
          • 2...Kxd6
            • 3.Rd8+
              • 3...Kc5
                • 4.Bf2#
              • 3...Ke5
                • 4.Bc3#
              • 3...Kc7
                • 4.Ba5#
              • 3...Ke7
                • 4.Bh4#
      • 1...Kf8
        • 2.b8Q+
          • 2...Kg7
            • 3.Qg8+
              • 3...Kf6
                • 4.Bc3#
                • 4.Qg5#
              • 3...Kh6
                • 4.Bd2#
            • 3.Kg5
              • 3...Kh7
                • 4.Qg8#

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).