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 role did the player that Vince Bartram was an understudy of play during his career?" whose answer is goalkeeper.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Vince Bartram understudy for
Useful Output:

Doc 1: FORMER Cherries goalkeeper Vince Bartram has taken up a new coaching role at National League Eastleigh  understudy to David Seaman. Bartram's
Doc 2: Vince, who spent four seasons as David Seaman's understudy at Arsenal before coming to Priestfield in 1998, said his wife's story shows the
Doc 3: At Arsenal he was David Seaman 's understudy, and played just 11 games in four seasons (all in 1994/95). To gain playing time, he spent 12 games on loan
Doc 4:  understudy to David Seaman throughout the majority of his time at Highbury. This photograph originates from the International Magazine Services photo
Doc 5: As a player, he notably played in the Premier League for Arsenal, where he was understudy to David Seaman throughout the majority of his time at Highbury.