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 is the name of a water tornado?" whose answer is waterspout.
Each document should contain about 30 words, and these documents should contain useful information.

Query: water tornado name
Useful Output:

Doc 1: A tornado forms over land and is associated with severe thunderstorms. While waterspouts form over water. A waterspout can be formed from a severe thunderstorm
Doc 2: 1. a pipe, duct, or orifice from which water is spouted or through which it is carried 2. a funnel-shaped or tubular column of rotating cloud-filled wind.
Doc 3: Synonyms for WATERSPOUT: gutter, spout, drainpipe, trough, rainspout, drain, aqueduct, duct, sluice, eaves trough.
Doc 4: A waterspout is a rotating column of air and water droplets. A wind force that changes direction as it goes higher, creates a vertical funnel known as a
Doc 5: Waterspouts: Tornadoes over water. If you've heard of warnings or boaters talking about waterspouts – simply put, a waterspout is just a tornado