Simplify the following text for a Grade 8 native English-speaking person.
Original: In 1950 , Genet directed Un Chant d'Amour , a 26-minute black-and-white film depicting the fantasies of a gay male prisoner and his prison warden .
Simplified: In 1950 , Genet directed a film called Un Chant d'Amour , which showed fantasies about prison life .