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: "Jack Fairbrother was an English football goalkeeper, who was best known for his time with what football club that was founded in 1892 by the merger of Newcastle East End and Newcastle West End?" whose answer is Newcastle United Football Club.
Each document should contain about 30 words, and these documents should contain useful information.

Query: football club founded by the merger of Newcastle East End and Newcastle West End in 1892
Useful Output:

Doc 1: They have mistakenly been known to merge with Newcastle East End in 1892 but in fact Newcastle West End ran into financial difficulties which led to their.
Doc 2: Newcastle United was founded in 1892 by the merger of Newcastle East End and Newcastle West End, and has played at its current home ground, St. James' Park
Doc 3: They have mistakenly been known to merge with Newcastle East End in 1892 but in fact Newcastle West End ran into financial difficulties which led to their
Doc 4: The club is most known for being one of two teams in Newcastle until 1892 when Newcastle West End collapsed, leaving Newcastle East End the only football team
Doc 5: According to Wikipedia, Newcastle United Football Club 'was founded in 1892 by the merger of Newcastle East End and Newcastle West End.' But