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 is the year of the event that occured first, the Drammen Line was built, or Oslo was founded?" whose answer is 1040.
Each document should contain about 30 words, and these documents should contain useful information.

Query: year Drammen Line built
Useful Output:

Doc 1: The line was originally built as a narrow-gauge railway with a gauge of 1067 mm and opened in 1872, and was later upgraded to standard gauge of
Doc 2: The project is expected to be completed in 2024 when it will provide double capacity between Drammen and Tønsberg allowing up to four trains per
Doc 3: In 1909, Drammen got the first trolleybus system in Scandinavia, the Drammen trolleybus. The lines ran until 1967. Geography. Drammen is one of
Doc 4: The railway streches 42 km (26 miles) from Oslo Central station to Drammen. It opened in 1872 and is one of the most important railways in Norway.
Doc 5: If you're thinking about moving to Norway or already living in Norway and looking to explore non-touristy parts of the country, I've put