Task: Question Answering
Input (English): Passage: In 2011, Spielberg launched Falling Skies, a science fiction television series, on the TNT network. He developed the series with Robert Rodat and is credited as an executive producer. Spielberg is also producing the Fox TV series Terra Nova. Terra Nova begins in the year 2149 when all life on the planet Earth is threatened with extinction resulting in scientists opening a door that allows people to travel back 85 million years to prehistoric times. Spielberg also produced The River, Smash, Under the Dome, Extant and The Whispers, as well as a TV adaptation of Minority Report. Question: How far back in time do people in 'Terra Nova' travel?
Output (English): 85 million years