Problem Display
PID: 205036 (5Q2/1qB5/8/6p1/6P1/4Pp2/1P1N1K1p/7k w - - 0 1)

Seeberger, Johannes

Schachzeitung, 1869

5Q2/1qB5/8/6p1/6P1/4Pp2/1P1N1K1p/7k

#3

7 + 5


14986 White-Hume Collection 2020

SOLUTION


  • SOUND
  • Sets
    • 1...Qa6
      • 2.Qxf3#
    • 1...Qa8
      • 2.Sf1
        • threat
          • 3.Sg3#
    • 1...Qc8
      • 2.Qxf3#
    • 1...Qxb2
      • 2.Qxf3#
    • 1...Qb3
      • 2.Qxf3#
    • 1...Qb4
      • 2.Qxf3#
    • 1...Qb5
      • 2.Qxf3#
    • 1...Qb6
      • 2.Qxf3#
    • 1...Qa7
      • 2.Qxf3#
    • 1...Qxc7
      • 2.Qxf3#
    • 1...Qb8
      • 2.Qxf3#
  • Tries
    • 1.Sf1?
      • threat
        • 2.Sg3#
      • 1...Qxc7
        • 2.Qxf3#
      • 1...Qxb2+!
    • 1.Qf4?
      • threat
        • 2.Qxh2#
      • 1...Qxc7
        • 2.Qxf3#
      • 1...gxf4!
    • 1.Qf5?
      • threat
        • 2.Qb1#
      • 1...Qc6
        • 2.Qb1+
          • 2...Qc1
            • 3.Qxc1#
      • 1...Qe4!
  • Keys
    • 1.Qa8!
      • threat
        • 2.Qa1#
      • 1...Qxa8
        • 2.Sf1
          • threat
            • 3.Sg3#
      • 1...Qe4
        • 2.Qa1+
          • 2...Qb1
            • 3.Qxb1#
      • 1...Qc6
        • 2.Qa1+
          • 2...Qc1
            • 3.Qxc1#

FEATURES


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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).