On September 9, 2015, Twenty-First Century Fox, Inc. (the "Company") and The National Geographic Society (the "Society") issued a joint press release announcing that they have reached an agreement to expand their partnership through which they have owned and operated the properties in National Geographic Channels, a joint venture of domestic and international cable television channels.
In the context of the input sentence, determine the relationship between 'National Geographic Society' and 'National Geographic'.
Options: location of formation, industry, owner of, owned by