Problem Display
PID: 247083 (8/5p2/7Q/1P1N1p2/1p2k3/2p2N2/P4p2/5K2 w - - 0 1)

Burnham, ER

Chicago Tribune, 1879

8/5p2/7Q/1P1N1p2/1p2k3/2p2N2/P4p2/5K2

#3

6 + 6


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Sets
    • 1...Kxf3
      • 2.Qf4#
    • 1...Kxd5
      • 2.Qc6#
  • Tries
    • 1.Qf4+?
      • 1...Kd3
        • 2.Sxb4#
      • 1...Kxd5!
  • Keys
    • 1.Qf6!
      • threat
        • 2.Qd4+
          • 2...Kxf3
            • 3.Qf4#
        • 2.Qe5+
          • 2...Kd3
            • 3.Qe2#
          • 2...Kxf3
            • 3.Qf4#
      • 1...Kd3
        • 2.Qxf5+
          • 2...Kc4
            • 3.Se3#
            • 3.Sb6#
      • 1...Kxf3
        • 2.Qh4
          • threat
            • 3.Qf4#
          • 2...f4
            • 3.Qxf4#
      • 1...c2
        • 2.Qd4+
          • 2...Kxf3
            • 3.Qf4#
        • 2.Qe5+
          • 2...Kd3
            • 3.Qd4#
            • 3.Qe2#
          • 2...Kxf3
            • 3.Qf4#
      • 1...f4
        • 2.Qe5+
          • 2...Kd3
            • 3.Qe2#
          • 2...Kxf3
            • 3.Qxf4#

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).