Problem Display
PID: 192437 (3KB3/8/7P/2N1k3/4p2N/4p2P/4P3/5Q2 w - - 0 1)

Erdey, Aladar

Deutsche Schachzeitung, 1917

3KB3/8/7P/2N1k3/4p2N/4p2P/4P3/5Q2

#3

8 + 3


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Tries
    • 1.Qa1+?
      • 1...Kd5
        • 2.Sf5
          • threat
            • 3.Qd4#
          • 2...Kc4
            • 3.Qd4#
          • 2...Kxc5
            • 3.Qd4#
        • 2.Qc3
          • 2...Kd6
            • 3.Qd4#
      • 1...Kf4!
    • 1.Qf5+?
      • 1...Kd6
        • 2.Sxe4#
        • 2.Sb7#
      • 1...Kd4!
    • 1.Qf6+?
      • 1...Kd5
        • 2.Sf5
          • threat
            • 3.Qd4#
          • 2...Kc4
            • 3.Qd4#
          • 2...Kxc5
            • 3.Qd4#
        • 2.Qc3
          • 2...Kd6
            • 3.Qd4#
      • 1...Kxf6!
  • Keys
    • 1.Sf5!
      • 1...Kd5
        • 2.Qa1
          • threat
            • 3.Qd4#
          • 2...Kc4
            • 3.Qd4#
          • 2...Kxc5
            • 3.Qd4#
      • 1...Kf6
        • 2.Bf7
          • 2...Ke5
            • 3.Sd7#
          • 2...Kg5
            • 3.Sxe4#
          • 2...Kxf7
            • 3.Se7#

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).