Problem Display
PID: 247793 (8/6N1/8/3NkB1p/P7/p7/Q7/4K3 w - - 0 1)

Foster, Benjamin R

St. Louis Globe Democrat, 1880

8/6N1/8/3NkB1p/P7/p7/Q7/4K3

#3

6 + 3


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Tries
    • 1.Qc4?
      • threat
        • 2.Be6
          • threat
            • 3.Qf4#
          • 2...Kd6
            • 3.Qc7#
      • 1...Kd6
        • 2.Se8+
          • 2...Ke5
            • 3.Qe4#
        • 2.Be6
          • threat
            • 3.Qc7#
          • 2...Ke5
            • 3.Qf4#
      • 1...a2!
  • Keys
    • 1.Be6!
      • threat
        • 2.Qc4
          • threat
            • 3.Qf4#
          • 2...Kd6
            • 3.Qc7#
      • 1...Kd4
        • 2.Sf5+
          • 2...Kd3
            • 3.Qe2#
          • 2...Ke4
            • 3.Qe2#
          • 2...Kc5
            • 3.Qc2#
          • 2...Ke5
            • 3.Qe2#
      • 1...Ke4
        • 2.Sf5
          • threat
            • 3.Qe2#
          • 2...Kd3
            • 3.Qe2#
          • 2...Kf3
            • 3.Qe2#
          • 2...Ke5
            • 3.Qe2#
      • 1...Kd6
        • 2.Qc4
          • threat
            • 3.Qc7#
          • 2...Ke5
            • 3.Qf4#

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).