Question: The world premiere of the movie starring a co-founder of United Artists film studio was shown at a theatre in what city?
Sentence (from "Mary Pickford"): She was a co-founder of both the Pickford-Fairbanks Studio (along with Douglas Fairbanks) and, later, the United Artists film studio (with Fairbanks, Charlie Chaplin and D.W. Griffith), and one of the original 36 founders of the Academy of Motion Picture Arts and Sciences who present the yearly "Oscar" award ceremony.
Relevant evidence: Yes