Original sentence: At some point after 1945 the tracks in DC were removed.The right of way of the North Shore Line and some equipment was bought by the Bondholders Protective Society who then formed the Baltimore and Annapolis Railroad Company
Edited sentence: At some point after 1945, the tracks in D.The right of way of the North Shore Line and some equipment was bought by the Bondholders Protective Society, who then formed the Baltimore and Annapolis Railroad Company, which continued to operate rail passenger service between Baltimore and Annapolis until 1950 and freight service into the 1970s.were removed