Problem Display
PID: 247256 (8/8/3B4/3N3Q/3k4/8/8/K7 w - - 0 1)

Corrias, Antonio G

L'Illustrazione Italiana, 1890

8/8/3B4/3N3Q/3k4/8/8/K7

#3

4 + 1


14986 White-Hume Collection 2021

SOLUTION


  • SOUND
  • Tries
    • 1.Sb4?
      • threat
        • 2.Qe2
          • 2...Kc3
            • 3.Qd3#
        • 2.Qf3
          • 2...Kc4
            • 3.Qd3#
        • 2.Qh3
          • threat
            • 3.Qd3#
          • 2...Kc4
            • 3.Qd3#
          • 2...Ke4
            • 3.Qd3#
      • 1...Kc3
        • 2.Qd1
          • 2...Kc4
            • 3.Qd3#
      • 1...Kc4
        • 2.Qd5+
          • 2...Kc3
            • 3.Qd3#
      • 1...Ke4
        • 2.Qh3
          • 2...Kd4
            • 3.Qd3#
      • 1...Ke3!
  • Keys
    • 1.Sf4!
      • threat
        • 2.Qe2
          • 2...Kc3
            • 3.Qd3#
        • 2.Qf3
          • 2...Kc4
            • 3.Qd3#
        • 2.Qh3
          • threat
            • 3.Qd3#
          • 2...Kc4
            • 3.Qd3#
          • 2...Ke4
            • 3.Qd3#
      • 1...Kc3
        • 2.Qd1
          • 2...Kc4
            • 3.Qd3#
      • 1...Ke3
        • 2.Qe2+
          • 2...Kd4
            • 3.Qd3#
      • 1...Kc4
        • 2.Qd5+
          • 2...Kc3
            • 3.Qd3#
      • 1...Ke4
        • 2.Be5
          • 2...Ke3
            • 3.Qe2#
        • 2.Qh3
          • 2...Kd4
            • 3.Qd3#

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).