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 is the head coach of the baltimore ravens?" whose answer is John W. Harbaugh.
Each document should contain about 30 words, and these documents should contain useful information.

Query: current head coach of the Baltimore Ravens
Useful Output:

Doc 1: The Baltimore Ravens have decided once again to promote from within as they announced former linebacker Zach Orr will replace Mike Macdonald as defensive
Doc 2: Head Coach John Harbaugh on tight end Mark Andrews, turning the ball over and more.
Doc 3: Baltimore Ravens head coach John Harbaugh talks about rookie quarterback Lamar Jackson and what has stood out to him about the rookie so far.
Doc 4: Baltimore Ravens Coaches. Team Names: Baltimore Ravens. Seasons: 30 (1996 to 2025). Record (W-L-T): 268-199-1. Playoff Record: 18-14.
Doc 5: Baltimore Ravens head coach John Harbaugh has called Charm City home since 2008, and he will continue to do so for at least a few more years