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: "Which class of ships was larger, Iowa-class battleship or Essex-class aircraft carrier?" whose answer is "Essex" class.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Essex-class aircraft carrier size
Useful Output:

Doc 1: For the United States, the treaty limited total tonnage for aircraft carrier construction to 135,000, with individual aircraft carriers limited
Doc 2: The Essex class carriers were built during WW2. They were conventional powered and were just over 800′ long. The Nimitz class are nuclear
Doc 3: Armour is lighter, 1-1/2 inches STS for the flight deck, 1 inches for the bulkheads and subdivisions, 2-1/2 inches for the hangar floor, 1-1/2
Doc 4: The Essex Class topped out at around 37,000 tons. Midways were 60,000. The Midway's were built with all the lessons learned from war and from
Doc 5: This expansion in size, with a standard displacement around 27,000 tons and an approximate length of 872 feet, was deliberate. It permitted the