Complex sentence: The film is regarded a milestone in the careers of both Mahesh Bhatt and Sanjay Dutt it proved a blockbuster at the Indian box office and playing for over a year at a majority of India's cinema's.
Split into simpler sentences: The film is regarded a milestone in the careers of both Mahesh Bhatt and Sanjay Dutt. Naam proved a blockbuster at the Indian box office playing for over a year at a majority of India's cinema's.