Problem Display
PID: 219686 (8/8/8/8/2Q3p1/kPR5/8/3b2K1 w - - 0 1)

Hultberg, Gustav Herbert

Land og Folk, 1977

8/8/8/8/2Q3p1/kPR5/8/3b2K1

#3

4 + 3


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Sets
    • 1...Bc2
      • 2.Rxc2
        • 2...g3
          • 3.Qa4#
    • 1...Bxb3
      • 2.Qxb3#
  • Tries
    • 1.b4+?
      • 1...Ka4
        • 2.Qc5
          • threat
            • 3.Qa5#
      • 1...Kb2!
  • Keys
    • 1.Rc1!
      • threat
        • 2.Qc3
          • threat
            • 3.Ra1#
          • 2...Ka2
            • 3.Ra1#
      • 1...Ka2
        • 2.Qc3
          • threat
            • 3.Ra1#
          • 2...Ka3
            • 3.Ra1#
      • 1...Kb2
        • 2.Qc3+
          • 2...Ka2
            • 3.Ra1#
          • 2...Ka3
            • 3.Ra1#
      • 1...Bxb3
        • 2.Ra1+
          • 2...Kb2
            • 3.Qc1#
          • 2...Ba2
            • 3.Rxa2#
      • 1...Bc2
        • 2.Rxc2
          • 2...g3
            • 3.Qa4#

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).