Question: Who does Sigourney Weaver play in the movie for which Anna Hamilton Phelan was nominated for an Oscar?
Sentence (from "Anna Hamilton Phelan"): She has been nominated for an Oscar for her work on "Gorillas in the Mist", as well as a nomination for a Writers Guild of America Award for her work on "Mask" and again for "Gorillas in the Mist".
Relevant evidence: Yes