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: "what types of rocks are in the canadian shield?" whose answer is Precambrian.
Each document should contain about 30 words, and these documents should contain noisy information.

Query: and
Noisy Output:

Doc 1: The shield isn't just one rock type. It consists of multiple volcanic arcs, ophiolites, and even sedimentary rocks that have been smashed
Doc 2: The Canadian Shield is a huge rock formation. The rock, or crust, is also known as the North American Craton. The Craton stretches from Greenland to Mexico.
Doc 3: Type of rocks: The Canadian shield is mostly made up of metamorphic rocks, a very high grade and if you are able to dig down enough(most likely
Doc 4: It is basically metamorphosed granite with the white bands being quartz, the pink feldspar and the black biotite and hornblende. Very pretty.
Doc 5: Earth's oldest known rock – the Acasta Gneiss of the Slave Province of the Shield, located about 300 kilometres north of Yellowknife, Northwest Territories.