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 is the first president of nigeria after independent?" whose answer is Nnamdi Azikiwe.
Each document should contain about 30 words, and these documents should contain useful information.

Query: first president of nigeria after independence
Useful Output:

Doc 1: Nnamdi Azikiwe was the first president of independent Nigeria (1963–66) and a prominent nationalist figure. Azikiwe attended various primary
Doc 2: A Spectacular Stage Play Depicting Nnamdi Azikiwe's Journey as Nigeria's First President. 3.7K views · 1 year ago #ChannelsTv #newsupdate
Doc 3: After returning to Nigeria, Azikiwe worked as a journalist and founded several newspapers, including the West African Pilot and the Nigerian Spokesman. He used
Doc 4: Chief Dr, Nnamdi Azikiwe (Owelle Of Onitsha)Zik Of Africa First President Of Independent Nigeria (1963-66) Nationalist Figured , Addressing
Doc 5: Benjamin Nnamdi Azikiwe was Nigeria's first president at the beginning of the First Republic on October 1, 1963.