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: "The M63, is a combat helmet of South African origin, based on the French Modèle 1951 helmet, the M63 replaced the Brodie helmet, a British type, and steel combat helmet designed and patented in London in which year, by John Leopold Brodie?" whose answer is 1915.
Each document should contain about 30 words, and these documents should contain useful information.

Query: John Leopold Brodie helmet design year
Useful Output:

Doc 1:  doughboy helmet) was designed and patented in 1915 by John L. Brodie. The War Office Invention Department was asked to evaluate the French
Doc 2: The patent for the Brodie Helmet was filed in 1915. The Helmet was designed to be much lighter and virtually bulletproof. Inside the helmet was a cushioning
Doc 3: Designed by British engineer John Leopold Brodie, the helmet was first introduced in 1915 and quickly became a standard issue for British and
Doc 4: The British army's Mark I “Brodie” steel helmet was based on a design patented by John Leopold Brodie in 1915 and subsequently approved by
Doc 5:  doughboy helmet) was a steel helmet designed and patented in 1915 by John L. Brodie. The War Office Invention Department was asked to