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: "where do purple martins go in the winter?" whose answer is Amazon basin.
Each document should contain about 30 words, and these documents should contain useful information.

Query: winter habitat of purple martins
Useful Output:

Doc 1: The Purple Martin migrates to the Amazon basin in winter. Its winter range extends into Ecuador but does not seem to ascend far up the Andean foothills.
Doc 2: Purple martins are rare migratory birds that winter in South America and move north into the U.S. and Canada in the summer. According to the
Doc 3: The most important consideration in attracting Purple Martins is habitat. They require a relatively open area, preferably adjacent to a pond or lake.
Doc 4: The primary purple martin nesting and foraging habitat in Washington is open land near water. They can be found in developed areas, along waterfronts, and in
Doc 5: What does ideal purple martin habitat look like? Locations with open fields, pastures, or a waterfront often make good sites, since they have no trees or a nice