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 winner of bigg boss 4?" whose answer is Shweta Tiwari.
Each document should contain about 30 words, and these documents should contain useful information.

Query: winner of bigg boss 4
Useful Output:

Doc 1: Bigg Boss 4 Winner Abhijeet Exclusive interview | Greatandhra · Comments547.
Doc 2: Actor Akshay Kelkar emerged as the winner of popular reality show Bigg Boss Marathi season 4. Apart from winning the trophy,
Doc 3: It's here! Watch the spectacular #BB15GrandFinale tonight at 8PM and tomorrow night at 8PM & 10.30PM only on #ColorsTV.
Doc 4: Dilsha Prasannan emerged as the winner of the 4th edition of Malayalam Bigg Boss and became the first female winner of the show.
Doc 5: Popular television actress Shweta Tiwari won Bigg Boss season 4 after 14 weeks of her stay in closed boundaries.