Complex sentence: Longwood Avenue is a station on the IRT Pelham Line of the New York City Subway, it is served by the line and is located at Longwood Avenue and Southern Boulevard in the Bronx.
Split into simpler sentences: Longwood Avenue is a station on the IRT Pelham Line of the New York City Subway. It is served by the train and is located at Longwood Avenue and Southern Boulevard in the Bronx.