Problem Display
PID: 188273 (5b2/P1N3P1/7q/2k1NpP1/p7/P3pPQp/P7/2K5 w - - 0 1)

Dobbs, Gilbert S

Pittsburgh Gazette-Times, 1910

5b2/P1N3P1/7q/2k1NpP1/p7/P3pPQp/P7/2K5

#3

10 + 7


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Sets
    • 1...Kd4
      • 2.Qf4+
        • 2...Kc3
          • 3.Sb5#
          • 3.Sd5#
          • 3.Qxe3#
          • 3.Qc4#
        • 2...Kc5
          • 3.Qb4#
  • Keys
    • 1.Qe1!
      • threat
        • 2.Qb4#
      • 1...Kd4
        • 2.Qc3+
          • 2...Kxc3
            • 3.Sb5#
      • 1...Kb6
        • 2.Qa5+
          • 2...Kxa5
            • 3.Sc4#
          • 2...Kb7
            • 3.a8Q#
      • 1...Kd6
        • 2.Qb4+
          • 2...Kxe5
            • 3.f4#
          • 2...Kxc7
            • 3.Qb8#
      • 1...Qh4
        • 2.Qa5+
          • 2...Kd4
            • 3.Se6#
          • 2...Kd6
            • 3.gxf8Q#
            • 3.gxf8B#
      • 1...Qb6
        • 2.Qc3+
          • 2...Kd6
            • 3.gxf8Q#
            • 3.gxf8B#

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).