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 is the name of the paternal grandfather of Lady Margarita Armstrong-Jones ?" whose answer is Antony Armstrong-Jones, 1st Earl of Snowdon.
Each document should contain about 30 words, and these documents should contain useful information.

Query: David Armstrong-Jones 2nd Earl of Snowdon father
Useful Output:

Doc 1: Born Viscount Linley as the eldest child and only son of Princess Margaret and Antony Armstrong-Jones, the 1st Earl of Snowdon, he is the only nephew of Queen
Doc 2: The new Earl of Snowdon and his glamorous heiress wife, Serena, Countess of Snowdon (née Stanhope), 46, are parents to Charles, Viscount Linley,
Doc 3: About David Armstrong-Jones, 2nd Earl of Snowdon​​ The son of Princess Margaret, Countess of Snowdon and of Antony Armstrong-Jones, 1st Earl of
Doc 4: David Albert Charles Armstrong-Jones was born on November 3, 1961, in Clarence House to Princess Margaret and Anthony Armstrong-Jones, the
Doc 5: He was the first child and only son of Princess Margaret of the United Kingdom and Antony Armstrong-Jones, and one of the six grandchildren of