Question: Which of the following is a series of 3 documentary films released between 2007 and 2011: Zeitgeist or Great Old Amusement Parks?
Sentence (from "Kennywood"): It was purchased in 1906 by F. W. Henninger and Andrew McSwigan who later formed the Kennywood Entertainment Company, which owned and operated the park as a closely held family business for over 100 years.
Relevant evidence: No