Question: Grace Dunham is the sister of the creator of which HBO series?
Sentence (from "Lena Dunham"): She is best known as the creator, writer and star of the HBO series "Girls" (2012–2017), for which she has received numerous Emmy Award nominations and two Golden Globe Awards. Dunham's work on "Girls" also led her to become the first woman to win the Directors Guild of America Award for Outstanding Directing – Comedy Series in 2013.
Relevant evidence: Yes