Complex sentence: The Lowell Regional Transit Authority (LRTA) is a public, non-profit organization in Massachusetts, charged with providing public transportation to the city of Lowell and the towns of Billerica, Dracut, Chelmsford, Tewksbury and Tyngsboro.
Split into simpler sentences: The Lowell Regional Transit Authority (LRTA) is a public, non-profit organization in Massachusetts, charged with providing public transportation to the Greater Lowell area. This primarily includes the city of Lowell and the towns of Billerica, Dracut, Chelmsford, Tewksbury and Tyngsboro.