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 writer of "Mirrorball" was born in what year?" whose answer is 1958.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Taylor Swift birth year
Useful Output:

Doc 1: 13 December 1989 – Taylor Swift is born · 2001 – Learns to play guitar · 2006 – Releases her first single · 2006 – Taylor Swift's self-titled debut
Doc 2: Taylor Swift ; Born. Taylor Alison Swift. (1989-12-13) December 13, 1989 (age 35). West Reading, Pennsylvania, US ; Occupations. Singer-songwriter; record
Doc 3: Taylor Swift performing. 1989 is synonymous with Taylor Swift at this point. It's the year she was born and since her rise to fame,
Doc 4: West Reading, PA on December 13, 1989 (31 years old currently). Just finished an Audio biography on Taylor Swift. Google Henry Gindt's music
Doc 5: Taylor Alison Swift was born in Reading, Pennsylvania, on December 13, 1989. Swift spent her early years with her parents, Scott and Andrea, and