You are the Google search engine.
Given a query, you need to generate five noisy documents for the query.

The user is trying to answer the question: "The Hong Kong company listed on what, cooperates with the operator of Guangzhou-Shenzhen Railway?" whose answer is Hong Kong Exchange.
Each document should contain about 30 words, and these documents should contain noisy information.

Query: Guangzhou-Shenzhen Railway operator and associated Hong Kong-listed company
Noisy Output:

Doc 1: So the country's three major network operators – China Mobile, Unicom and China Telecom – are expected to provide a range of monthly 5G service
Doc 2: The Guangzhou-Shenzhen-Hong Kong Express Rail Link and the Pearl River Delta intercity rail network will bring Hong Kong closer to mainland
Doc 3: A terminal linking Hong Kong to mainland China's high-speed rail network opened in 2018. The 142km Guangzhou-Shenzhen-Hong Kong Express Rail
Doc 4: The new high-speed rail will use maglev technology, with a top speed of 600 kilometres per hour. It will enable trips between the central urban areas of
Doc 5: Shenzhen Duty Free Group has won the rights to operate the departures duty free shop concession at Guangzhou East Railway Station, following a tender.