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: "Which region in China is larger, Jiutai District or Nanchang?" whose answer is Nanchang.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Jiutai District area
Useful Output:

Doc 1: The Jiutai district of Changchun city recently signed up six major projects to be located there worth 8.8 billion yuan ($1.34 billion),
Doc 2: Jilin Area Code & Zip Code ; Changchun, 431 · Jiutai City, 130500 ; Changchun, 431 · Chaoyang District, 130000.
Doc 3: The map below shows the approximate location of the power station. Loading map
Doc 4: The city covers an area of 20,593.5 square  district, Erdao district, Lyuyuan district, Shuangyang district and Jiutai district.
Doc 5: China: Jiutai District, Changchun City, and Jilin Province held animal epidemic prevention training and autumn prevention work deployment