Complex sentence: I-375 is the southernmost leg of the Walter P. Chrysler Freeway and a spur of I-75 into downtown Detroit, ending at the unsigned Business Spur Interstate 375, better known as Jefferson Avenue.
Split into simpler sentences: I-375 is the southernmost leg of the Walter P. Chrysler Freeway. It is a spur of I-75 into downtown Detroit, ending at the unsigned Business Spur Interstate 375, better known as Jefferson Avenue.