Question: Life of Kylie is an American reality television series starring Kylie Jenner,  best known for starring in the E! reality television series "Keeping Up with the Kardashians" since what young age?
Sentence (from "Kylie Jenner"): Kylie Kristen Jenner (born August 10, 1997) is an American reality television personality, model, entrepreneur, socialite, and social media personality.
Relevant evidence: No