Premise: Katharine Hepburn . She appeared in a range of genres , from screwball comedy to literary drama , and she received four Academy Awards for Best Actress -- a record for any performer . She found a niche playing middle-aged spinsters , such as in The African Queen ( 1951 ) , a persona the public embraced . In the 1970s , she began appearing in television films , which became the focus of her career in later life .
Hypothesis: Katharine Hepburn worked as an actress.
Label: ENTAILMENT