Complex sentence: The first season of the fantasy drama television series "Game of Thrones" premiered on HBO on April 17,2011, and concluded on June 19,2011, airing on Sunday at 9:00 pm in the United States.
Split into simpler sentences: The first season of the fantasy drama television series "Game of Thrones" premiered on HBO on April 17,2011, and concluded on June 19,2011. It was shown on Sunday at 9:00 pm in the United States.