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: "What American professional boxer, boxing commentator, boxing trainer, rapper, and actor, was involved in fights refereed by Ron Lipton?" whose answer is Roy Jones Jr..
Each document should contain about 30 words, and these documents should contain useful information.

Query: notable American boxers Ron Lipton refereed
Useful Output:

Doc 1: RON LIPTON (world class boxing referee, former fighter, boxing historian, retired police officer): The nicest person I ever met in boxing
Doc 2: Lipton began refereeing in 1991 and refereed some of the biggest names and fights in modern boxing, including 57 champions and HBO and Pay per
Doc 3: No athlete was more celebrated during America's Golden Era of Sports. RON LIPTON, former fighter, boxing referee, boxing historian, retired
Doc 4: Ron Lipton is a name that may ring a bell for boxing enthusiasts in New Jersey. The 69-year-old has been involved with the sport for almost 50
Doc 5: Ron Lipton. Independent Civic & Social Organization Professional. New York University. Lexington, New York, United States.