Complex sentence: It was built in 1913 as a stop for the Western Maryland Railway (WM), and is a large commercial-style building that expresses the architectural functionalism of the turn of the 20th century.
Split into simpler sentences: It was built in 1913 as a stop for the Western Maryland Railway (WM). The station is a large commercial-style building that expresses the architectural functionalism of the turn of the 20th century.