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 was the 39th president of the united states of america?" whose answer is James Earl Carter Jr..
Each document should contain about 30 words, and these documents should contain useful information.

Query: 39th president of the united states
Useful Output:

Doc 1: Jimmy Carter, the 39th President of the United States, served from 1977 to 1981. His presidency was marked by significant domestic and foreign
Doc 2: 39th President of the United States James Earl Carter, Jr. The Embassy and the Branch Offices
Doc 3: Carter earned 297 electoral college votes to Ford's 240 and was inaugurated as the 39th President of the United States in January 1977. “A
Doc 4: CBS News' Lindsey Reiser breaks down exactly how a Georgia peanut farmer won the nation's most powerful office roughly half a century ago.
Doc 5: A political who's who attended former President Jimmy Carter's state funeral on Thursday, including several presidents who were elected by