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 role does Ghanashyam Nayak play in India's longest running sitcom serial?" whose answer is Natwarlal Prabhashankar Undhaiwala.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Ghanashyam Nayak longest running sitcom India
Useful Output:

Doc 1: Veteran actor Ghanshyam Nayak, fondly known for playing the role of Nattu Kaka in Sony SAB's 'Taarak Mehta Ka Ooltah Chashmah' is no more.
Doc 2: Veteran actor Ghanashyam Nayak, best known for his work as Nattu Kaka on the popular sitcom “Taarak Mehta Ka Ooltah Chashmah”, passed away on
Doc 3: 77 year old Actor Ghanshyam Nayak who played the role of Nattu Kaka in the popular TV series Taarak Mehta Ka Ooltah Chashmah passed away at
Doc 4: 77 year old Actor Ghanshyam Nayak who played the role of Nattu Kaka in the popular TV series Taarak Mehta Ka Ooltah Chashmah passed away at
Doc 5: Television actor Ghanashyam Nayak, better known as Nattu Kaka of the long-running Hindi sitcom Tarak Mehta Ka Ooltah Chasmah, passed away in