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 do Yangchun and Zaoyang have in common?" whose answer is county-level city.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Yangchun city
Useful Output:

Doc 1: Your First Visit to Yangchun, Yangjiang City: A Comprehensive Travel Guide Hey travel lovers! Are you planning your first trip to Ya,游妙方.
Doc 2: Government of Sui Dynasty established Yangjiang County and Yangchun County in 606. · County was upgraded as Zhili State twice in 1867.
Doc 3: Yongning is a town in western Guangdong province, China, under the administration of the county-level city of Yangchun. As of 2018, it has one residential
Doc 4: Aerial photo taken on Sept. 17, 2018 shows the flood in Yangchun City, south China's Guangdong Province. A rain-triggered flood hit Yangchun
Doc 5: Yangchun New Steel Co Ltd (阳春  Location: Nanshan Industrial Zone, Tanshui Town, Yangchun City, Yangjiang City, Guangdong Province