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 main historic north-south roads in England?" whose answer is The A6 is one of the main historic north-south roads in England..
Each document should contain about 30 words, and these documents should contain useful information.

Query: main historic north-south roads in England
Useful Output:

Doc 1: The Romans had constructed a network of solidly-made military roads across England to link London with their other main settlements.
Doc 2: A new mapping project by Natural England will help unearth the deep history and mystery of this ancient network of subterranean tracks.
Doc 3: Britain's first motorway, the Preston by-pass, opened in 1958. Designed by Lancashire County Council under civil engineer Sir James Drake – regarded as the
Doc 4: The first major road built in England was the Roman road known as Watling Street, which was constructed in the 1st century AD during the Roman
Doc 5: The basic idea is that most roads in England and Wales begin with numbers 1, 2, 3, 4, 5 and 6, with London as the hub, and most roads in Scotland begin with