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: "who wrote confessions and the city of god?" whose answer is Augustine of Hippo.
Each document should contain about 30 words, and these documents should contain useful information.

Query: who wrote confessions and the city of god
Useful Output:

Doc 1: Confessions, St Augustine's autobiographical work comprising 13 books, is not a complete autobiography as it was written during his early 40s.
Doc 2: His numerous written works, the most important of which are Confessions (c. 400) and The City of God (c. 413–426), shaped the practice of
Doc 3: The City of God. Fifteen years after Augustine wrote Confessions, at a time when he was bringing to a close (and invoking government power to do
Doc 4: Likely the most famous of the two works, Confessions is Augustine's spiritual autobiography. In it, he tells the story of his own life and his
Doc 5: Written circa A.D. 398, this work by St. Augustine serves as a spiritual autobiography, outlining the author's life and his eventual conversion