Premise: Jake Gyllenhaal . A member of the Gyllenhaal family and the son of director Stephen Gyllenhaal and screenwriter Naomi Foner , Gyllenhaal began acting as a child with a screen debut in City Slickers ( 1991 ) , followed by roles in A Dangerous Woman ( 1993 ) and Homegrown ( 1998 ) . His breakthrough performance was as Homer Hickam in October Sky ( 1999 ) and he garnered an Independent Spirit Award nomination for Best Male Lead for playing the title character in the indie cult hit Donnie Darko ( 2001 ) , in which he played a psychologically troubled teenager alongside his older sister , Maggie Gyllenhaal .
Hypothesis: Jake Gyllenhaal is a person.
Label: ENTAILMENT