Problem Display
PID: 248740 (8/8/8/8/2Q5/4k3/3N4/2K5 w - - 0 1)

Orlik, Peter

Deutsche Schachzeitung, 1980

8/8/8/8/2Q5/4k3/3N4/2K5

#3

3 + 1


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Tries
    • 1.Qa4?
      • 1...Ke2
        • 2.Qd4
          • 2...Ke1
            • 3.Qe3#
      • 1...Kd3
        • 2.Qe4+
          • 2...Kc3
            • 3.Qc4#
      • 1...Kf2!
    • 1.Qb4?
      • 1...Ke2
        • 2.Qd4
          • 2...Ke1
            • 3.Qe3#
      • 1...Kd3
        • 2.Qe4+
          • 2...Kc3
            • 3.Qc4#
      • 1...Kf2!
    • 1.Qd4+?
      • 1...Ke2
        • 2.Kc2
          • 2...Ke1
            • 3.Qe3#
      • 1...Kxd4!
    • 1.Qf4+?
      • 1...Ke2
        • 2.Kc2
          • 2...Ke1
            • 3.Qe3#
            • 3.Qf1#
        • 2.Qf3+
          • 2...Ke1
            • 3.Qf1#
            • 3.Qe3#
        • 2.Qd4
          • 2...Ke1
            • 3.Qe3#
      • 1...Kd3
        • 2.Qe4+
          • 2...Kc3
            • 3.Qc4#
      • 1...Kxf4!
    • 1.Qg4?
      • 1...Kd3
        • 2.Qe4+
          • 2...Kc3
            • 3.Qc4#
      • 1...Kf2!
  • Keys
    • 1.Qh4!
      • 1...Ke2
        • 2.Qd4
          • 2...Ke1
            • 3.Qe3#
      • 1...Kd3
        • 2.Qe4+
          • 2...Kc3
            • 3.Qc4#

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).