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 region of the world is russia in?" whose answer is Eurasia.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Russia region of the world
Useful Output:

Doc 1: Russia, the world's largest country by area, stretches from Northern Asia to Eastern Europe. The Arctic Ocean borders Russia to the north and
Doc 2: Russia - the largest country on earth - emerged from a decade of post-Soviet economic and political turmoil to seek to reassert itself as a world power.
Doc 3: Russia is in Europe and Asia. Furthermore, the Russian territories form a country with over a thousand years of history, and it currently occupies over 17
Doc 4: Russia is also the northernmost large and populous country in the world, with much of the country lying above the Arctic Circle.
Doc 5: Where Is Russia? Russia stretches from eastern Europe in the west, bordering Finland, the Baltic states, Belarus, and Ukraine, all the way to eastern Asia in