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 retired American soccer player is the head coach  of the team owned by Anthony Precourt and Precourt Sports Ventures LLC?" whose answer is Gregg Berhalter.
Each document should contain about 30 words, and these documents should contain useful information.

Query: San Jose Earthquakes head coach history
Useful Output:

Doc 1: The San Jose Earthquakes and Matias Almeyda have parted ways, the club announced Monday, ending a three-and-a-half-year run for the Argentine head coach.
Doc 2: Technical director Chris Leitch takes over as ninth head coach in Quakes history.
Doc 3: The San Jose Earthquakes have played 23 seasons in MLS to date, and there's been a little bit of everything when it comes to head coaches.
Doc 4: Gonzalez began his senior coaching career in charge of FC Dallas and was an assistant coach on Gregg Berhalter's U.S. national team staff
Doc 5: He also served as interim general manager in 2016, following the departure of John Doyle. He becomes the ninth head coach in Quakes history.