Problem Display
PID: 220974 (6nq/2p1pQb1/2B1P2p/kPB5/4p3/8/2P5/7K w - - 0 1)

Halumbirek, Josef

Deutsche Schachzeitung, 1940

6nq/2p1pQb1/2B1P2p/kPB5/4p3/8/2P5/7K

#4

7 + 8


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Qf1!
      • threat
        • 2.Qc4
          • threat
            • 3.Qa2#
            • 3.Qb4#
        • 2.b6
          • threat
            • 3.Qb5#
      • 1...Ba1
        • 2.Qf8
          • threat
            • 3.Qa8#
          • 2...Sf6
            • 3.Qxh8
              • threat
                • 4.Qa8#
              • 3...Ka4
                • 4.Qa8#
              • 3...Se8
                • 4.Qxa1#
              • 3...Sg8
                • 4.Qxa1#
      • 1...Bf8
        • 2.Qe1+
          • 2...Qc3
            • 3.Qxc3+
              • 3...Ka4
                • 4.Qa1#
                • 4.Qb4#
                • 4.Qa3#
                • 4.b6#

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).