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: "How many people were killed by a van bomb by the man Inga Bejer Engh prosecuted in a high profile 2012 trial?" whose answer is eight.
Each document should contain about 30 words, and these documents should contain useful information.

Query: van bomb in oslo 2011
Useful Output:

Doc 1: Photojournalist Andrea Gjestvang has been following the lives of July 22 victims, making portraits and interviewing many of them over the past 10 years.
Doc 2: Oslo and Utoya attacks of 2011, terrorist bomb attack on Oslo and mass shooting on the island of Utoya in Norway on July 22, 2011.
Doc 3: Experts and witnesses have described in horrifying detail the massive blast that rocked Oslo when Anders Behring Breivik bombed a government building last July
Doc 4: Lisa Husby recalls hiding in fear as far-right extremist Anders Breivik went on a killing spree in 2011.
Doc 5: After having blown up the Government Quarter, killing eight people, the right-wing extremist Anders Behring Breivik made his way to Utøya, an