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: "who has the largest diamond in the world?" whose answer is Queen Elizabeth II.
Each document should contain about 30 words, and these documents should contain useful information.

Query: largest diamond in the world
Useful Output:

Doc 1: Cullinan Diamond: 3,106.75 carats. WIKIPEDIA. The Cullinan is the largest diamond in the world — and one of the most famous. Officials
Doc 2: President Mokgweetsi Masisi grinned as he lifted the diamond, a 2,492-carat stone that is the biggest diamond unearthed in more than a century
Doc 3: Giant 2,492-carat Diamond Found in Botswana, the Second-largest in the World Ever Mined. Canadian mining company Lucara Diamond Corp. found the
Doc 4: The biggest diamond in the world is the Cullinan Diamond, discovered in the Premier Mine in South Africa in 1905. Named for the owner of the
Doc 5: The 995-carat Excelsior Diamond was the largest diamond in the world when it was discovered in 1893 at the Jagersfontein Mine in South Africa.