You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "Radagast was featured in the Silmarillion, which was published in what year?" whose answer is 1977.
Each document should contain about 30 words, and these documents should contain useful information.

Query: publication year of The Silmarillion
Useful Output:

Doc 1: The Silmarillion was first published on the 15th September 1977 and was a huge undertaking by the publishers to meet the expected demand for the
Doc 2: The Silmarillion would be edited and published by Christopher Tolkien (Ronald's son) in 1977, three years after Tolkien died and forty years
Doc 3: J.R.R. Tolkien's “The Silmarillion” was edited by his son, Christopher, and published posthumously in 1977.
Doc 4: Christopher diligently followed his father's wishes and The Silmarillion was published in 1977, just four years after his father's death. It
Doc 5: By 6th December 1961, in Skyrack issue 40, Ken Slater noted laconically “Tolkien's 'The Silmarillion' out by Allen & Unwin next October.” Of