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 theme song for the 2005 video game "Civilization IV"?" whose answer is Baba Yetu.
Each document should contain about 30 words, and these documents should contain useful information.

Query: theme song Civilization IV 2005
Useful Output:

Doc 1: “Baba Yetu” in Swahili means “Our Father”. This song is actually a prayer, The Lord's Prayer, the exact prayer Jesus taught His disciples.
Doc 2: And to give some context to the audience Baba Yetu was the theme song for a popular game released in 2005 called civilization 4. You were
Doc 3: Civilization IV was released way back in 2005, and its theme song is called Baba Yetu. The composer of that theme tune was Christopher Tin, and he won a Grammy
Doc 4: If you ever played Civilization 4 you'll know Baba Yetu, the theme song for the game. It's the work of composer Christopher Tin,
Doc 5: This song has an official music video with 20m views and won a grammy? Wow. "Baba Yetu" means "our father" in Swahili and is a translation of the Lord's Prayer.