Problem Display
PID: 79836 (8/8/4Q3/8/8/2K5/P4P1b/3k4 w - - 0 1)

Ahlheim, Karl-Heinz

Probleemblad, 1969

8/8/4Q3/8/8/2K5/P4P1b/3k4

#3

4 + 2


SOLUTION


  • SOUND
  • Sets
    • 1...Kc1
      • 2.Qe1#
    • 1...Bg1
      • 2.Qe3
        • threat
          • 3.Qd2#
    • 1...Bg3
      • 2.fxg3
        • 2...Kc1
          • 3.Qe1#
    • 1...Be5+
      • 2.Qxe5
        • 2...Kc1
          • 3.Qe1#
  • Tries
    • 1.Qe2+?
      • 1...Kc1
        • 2.Qf1#
        • 2.Qe1#
        • 2.Qc2#
      • 1...Kxe2!
    • 1.Qe3?
      • threat
        • 2.Qd2#
      • 1...Be5+
        • 2.Qxe5
          • 2...Kc1
            • 3.Qe1#
      • 1...Bf4!
  • Keys
    • 1.Kd3!
      • threat
        • 2.Qe2+
          • 2...Kc1
            • 3.Qc2#
      • 1...Kc1
        • 2.Qb3
          • threat
            • 3.Qc2#
      • 1...Be5
        • 2.Qxe5
          • 2...Kc1
            • 3.Qa1#

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).