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: "how much of switzerland is covered by the alps?" whose answer is 65%.
Each document should contain about 30 words, and these documents should contain useful information.

Query: "percentage of switzerland covered by the alps"
Useful Output:

Doc 1: The mountain range stretches approximately 750 miles (1,200 kilometers) in a crescent shape across eight Alpine countries: France, Switzerland,
Doc 2: The Alps form part of France, Italy, Switzerland, Germany, Austria, Slovenia, Croatia, Bosnia and Herzegovina, Montenegro, Serbia, and Albania.
Doc 3: Switzerland is one of the most alpine countries with almost sixty-five percent of the country's total surface area being covered by the majestic
Doc 4: The Alps cover roughly 58% of the country, the Central Plateau around 31% and the Jura 11%. It has 49 four-thousanders – mountain peaks that are
Doc 5: Despite the fact that 65% of Switzerland is covered by the Alps, only 14% of the total Alps area is located in the country. The Alps have a