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 is the grand canyon located what state?" whose answer is Arizona.
Each document should contain about 30 words, and these documents should contain useful information.

Query: location of the Grand Canyon
Useful Output:

Doc 1: Forged by millions of years of erosion by the Colorado River, the Grand Canyon captures the history, scale and beauty of the American West. Overlooks peer…
Doc 2: Where is the Grand Canyon? It's in northern Arizona between Lake Powell and Lake Mead.  The Grand Canyon was carved out by the Colorado River
Doc 3: The Grand Canyon lies in the southwestern portion of the Colorado Plateau, which occupies a large area of the southwestern United States and
Doc 4: The Colorado River, which flows through the canyon, touches seven states, but the Grand Canyon National Park is within the Arizona state borders
Doc 5: Located in the state of Arizona, it cuts across the Grand Canyon National Park. Its horizontal strata retrace the geological history of the past