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: "Where is the official residence of the head of state of Germany?" whose answer is Schloss Bellevue.
Each document should contain about 30 words, and these documents should contain useful information.

Query: official residence of the President of Germany
Useful Output:

Doc 1: Schloss Bellevue, Berlin, 2014 de.wikipedia.org/wiki/Schloss_Bellevue.
Doc 2: With Yitzhak Ben-Zvi's election as president, the president's official residence moved to Jerusalem.  Bezem, who was born in Germany and made aliyah
Doc 3: Short answer: no. Long answer: The German Chancellor had an official residence between 1964 and 1999.
Doc 4: Schloss Bellevue in Berlin's Tiergarten district is the Federal President's principal official residence. The Federal President has another official residence.
Doc 5: Since 1994, Bellevue Palace also known as “Schloss Bellevue” in German has been the official residence of the federal president.