Problem Display
PID: 213355 (8/8/p7/k1PpP3/3K4/P1NN4/8/4Q3 w - - 0 1)

Ballantine, William A

New York Clipper, 1860

8/8/p7/k1PpP3/3K4/P1NN4/8/4Q3

#3

7 + 3


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Sb1+?
      • 1...Ka4
        • 2.Qb4#
      • 1...Kb5!
    • 1.Sd1+?
      • 1...Ka4
        • 2.Qb4#
      • 1...Kb5!
    • 1.Sa2+?
      • 1...Ka4
        • 2.Qb4#
      • 1...Kb5!
    • 1.Se2+?
      • 1...Ka4
        • 2.Qb4#
      • 1...Kb5!
    • 1.Sa4+?
      • 1...Kxa4
        • 2.Qb4#
      • 1...Kb5!
    • 1.Se4+?
      • 1...Ka4
        • 2.Qb4#
      • 1...Kb5!
    • 1.Sb5+?
      • 1...Ka4
        • 2.Qb4#
      • 1...Kxb5!
    • 1.Sxd5+?
      • 1...Ka4
        • 2.Qb4#
      • 1...Kb5!
  • Keys
    • 1.Qe4!
      • 1...dxe4
        • 2.Sc1
          • 2...e3
            • 3.Sb3#
        • 2.Sb2
          • 2...e3
            • 3.Sc4#
        • 2.Sb4
          • 2...e3
            • 3.Sc6#

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).