This bundle should include all files in the Picture of the Year competition for 2011 with the exception of any that may have been deleted by the time this bundle was put together (November 16 2012). The file poty-2011-media.tar.gz contains all of the media, latest version only, full size. The file Wikimedia-Commons-20121116102425-poty-2011.xml.gz contains the xml of all revisions for each description page of each file, in the same format as used for our regular XML dumps of the projects. See http://meta.wikimedia.org/wiki/Data_dumps#Format http://meta.wikimedia.org/wiki/Help:Export#Export_format for information on that format. License: Licensing terms for each file should be included in the text of the xml for the specific file. You will see a heading such as == {{int:license}} == and immediately following, something like {{self|GFDL|cc-by-sa-all|migration=redundant}} In this example, the file is dual-licensed under the GFDL and cc-by-sa. Other examples are: {{PD-art}} (public domain, work of art with copyright expired), {{PD-USGov-Military-Air_Force}}, and so on.