Complex sentence: Nutting had been contracted by Midway (the videogame division of Bally) to create a standardized graphics driver chip, intended to be used in most of their future arcade games, as well as a console they were working on which would later turn into the Astrocade.
Split into simpler sentences: Nutting had been contracted by Midway, the videogame division of Bally, to create a standardized graphics driver chip. They intended to use it in most of their future arcade games, as well as a console they were working on which would later turn into the Astrocade.