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 born first Robert Louis Backlund or Bruno Leopoldo Francesco Sammartino?" whose answer is Bruno Leopoldo Francesco Sammartino.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Bruno Sammartino birth year
Useful Output:

Doc 1: Bruno Sammartino was born in Pizzoferrato, Italy on Oct. 6, 1936. After fleeing the Nazis with his family as a young boy during World War II.
Doc 2:  years, Sammartino was the longest-reigning champion in its history and became a worldwide sensation who helped launch a billion-dollar
Doc 3: Born on October 6, 1935, in Pizzoferrato, Italy, Bruno Leopold Francesco Sammartino was the youngest surviving child of Alfonso and Emilia
Doc 4: He trained & competed at events that made him a prime candidate for the 1956 US Olympic team, but his decision to work in professional wrestling
Doc 5: Bruno Sammartino, an Italian immigrant who was heavyweight champion of the World Wide Wrestling Federation for a record 11 years in the 1960s and ′70s.