Complex sentence: It was declared as the "Film of the Millennium" by BBC India in 1999, and in 2002 topped the British Film Institute's poll of "Top 10 Indian Films" of all time.
Split into simpler sentences: It was declared as the "Film of the Millennium" by BBC India in 1999. It topped the British Film Institute's 2002 poll of "Top 10 Indian Films" of all time.