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: "When was the Dutch football manager and former footballer  who was among the key players in 2004–05 FC Bayern Munich season born?" whose answer is 9 March 1975.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Dutch football manager and former footballer Patrick Kluivert birth year
Useful Output:

Doc 1: The 48-year-old former striker inherits a side featuring mostly players born in the Netherlands and naturalised to represent the Southeast Asian
Doc 2: The 48-year-old former striker inherits a side featuring mostly players born in the Netherlands and naturalised to represent the Southeast Asian
Doc 3: The 48-year-old former striker inherits a side featuring mostly players born in the Netherlands and naturalised to represent the South-east
Doc 4: Patrick Kluivert, born in 1976 in Amsterdam, is a former Dutch football player and current coach who made his name as a player in the 1990s and 2000s.
Doc 5:  Patrick Stephan Kluivert. Date of Birth: July 1, 1976. Nationality: Dutch. Born in Amsterdam, Patrick Kluivert is a Dutch football coach. Prior