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 sub-Saharan African mammal is the third-largest type of land mammal and a large concentration of them can be found at the Kazinga Channel?" whose answer is hippopotamus.
Each document should contain about 30 words, and these documents should contain useful information.

Query: African elephants Kazinga Channel
Useful Output:

Doc 1: African elephant, Kazinga Channel, Queen Elizabeth National Park, Uganda. Family of wild african elephants with baby stands on beach of
Doc 2: Video Details  Releases: Model - no | Property - noDo I need a release? More information: The Kazinga Channel in Uganda is a wide, 32-kilometre (20 mi) long
Doc 3: The Kazinga Channel is a lifeline for Wildlife in Queen Elizabeth National Park. These Elephants are taking full advantage of the Channel's
Doc 4: An incredible moment on the Kazinga Channel Witnessing the majestic African elephants in their rare, intimate dance, right in the river.
Doc 5: Fotografía African elephants in the Queen Elizabeth National Park, Kazinga Channel (Uganda) por Travel Stock. 40 × 26.7 cm. Precio especial:.