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: "Patti Davis, is an American actress and author, she's the daughter of which U.S. President, who was an American statesman and actor who served as the 40th President of the United States, from 1981 to 1989?" whose answer is Ronald Wilson Reagan.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Patti Davis father president
Useful Output:

Doc 1: Patti Davis, former President Reagan's daughter, believes that her father would be heartbroken by America's shift towards isolationism under
Doc 2: Patti Davis recalls her father: "Part of us will always be the little girl who looked up at our fathers, certain they had silver dust on their hands from
Doc 3: Patti Davis: Mourning America: What my father, Ronald Reagan, would say today. He would plead with Americans to recognize that the caustic,
Doc 4: The daughter of the late president writes in her new memoir that caring for her father after his Alzheimer's diagnosis helped save her life.
Doc 5: Patti Davis, daughter of former President Ronald Reagan, joins "Elizabeth Vargas Reports" to discuss the current political tension in the