Premise: Bahman Kiarostami (Persian: بهمن کیارستمی‎ ‎ ) (born 11 August 1978 in Tehran) is an Iranian film director, cinematographer, film editor and film producer. He is the son of the late critically acclaimed Abbas Kiarostami. The main theme in Kiarostami's films are art and music.
Hypothesis: All of the Kiarostami's films are themed around art and music.