Complex sentence: The region of Raleigh, Durham, and Chapel Hill is known as the Research Triangle, named for the Research Triangle Park, which is the largest research park in the United States and one of its most prominent high-tech research and development centers.
Split into simpler sentences: The region of Raleigh, Durham, and Chapel Hill is known as the Research Triangle, name from the Research Triangle Park. The largest research park in the United States and one of the most prominent high-tech research and development centers.