Problem Display
PID: 195476 (4Q3/8/2N1N3/2p5/8/2kP4/8/1K6 w - - 0 1)

Geary, William

Brisbane Courier, 1919

4Q3/8/2N1N3/2p5/8/2kP4/8/1K6

#3

5 + 2


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Sets
    • 1...Kb3
      • 2.Sxc5+
        • 2...Ka3
          • 3.Qa8#
        • 2...Kc3
          • 3.Qe1#
  • Tries
    • 1.Sf4?
      • 1...Kd2
        • 2.Kb2
          • threat
            • 3.Qe2#
          • 2...Kd1
            • 3.Qe2#
        • 2.Qe2+
          • 2...Kc3
            • 3.Qb2#
            • 3.Qc2#
      • 1...c4
        • 2.Qe1+
          • 2...Kb3
            • 3.Qb4#
      • 1...Kb3!
  • Keys
    • 1.Sed4!
      • threat
        • 2.Qe2
          • threat
            • 3.Qc2#
      • 1...Kd2
        • 2.Qe2+
          • 2...Kc3
            • 3.Qc2#
      • 1...Kxd3
        • 2.Qe2+
          • 2...Kc3
            • 3.Qc2#
      • 1...cxd4
        • 2.Qe1+
          • 2...Kb3
            • 3.Qb4#
          • 2...Kxd3
            • 3.Se5#
      • 1...c4
        • 2.Qe3
          • 2...cxd3
            • 3.Qc1#

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).