Alexa creates a detailedencyclopediaof the the many works of J.R.R.Tolkien, the famous author ofThe Hobbitandthe trilogyThe Lord of the Rings.Each of these original words by Tolkien aresubject to copyright laws in the United States.The estate of Tolkien sues Alexa, asserting copyrightinfringement dueto the detailed use of various aspects of theoriginal works.Alexa claims fair use.

Is there a violation of intellectual property here, and if not why not, or if so, on what basis?