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 is the oldest president we ever had?" whose answer is Ronald Reagan.
Each document should contain about 30 words, and these documents should contain useful information.

Query: age of thomas jefferson when he became president
Useful Output:

Doc 1: At the young age of 36, during his tenure as governor of Virginia, Jefferson began to think about retiring from public life. Retirement would not come, however,
Doc 2: Thomas Jefferson was 33 years old when he wrote the Declaration of Independence.  Now a commonly used phrase, the term did not appear widely
Doc 3: "I was 57 years old, almost 58, when I became President of the United States." — Clay S. Jenkinson portraying Thomas Jefferson.
Doc 4: Some were older, like Thomas Jefferson who was 33, John Hancock who was 39, or Benjamin Franklin who was 70. Others were shockingly young — even
Doc 5:  age, John Adams wrote that Jefferson brought with him "a  Jefferson placed second in electoral voting, Jefferson became Adams's vice-president.