Assertion: license's work | /r/AtLocation | copyright
Facets:
Source sentences:
text: The derivative work is itself copyrighted, but if the original work is under copyright, then permission of both the composition's rightsholder and of the arrangement's rightsholder is needed before performance, distribution, or recording is planned.
text: In the United States, determining whether a work has entered the public domain or is still under copyright can be quite complex, primarily because copyright terms have been extended multiple times and in different ways—shifting over the course of the 20th century from a fixed-term based on first publication, with a possible renewal term, to a term extending to 50, then 70, years after the death of the author.