source: The Fairmount Line is undergoing a major rehabilitation that includes the construction of four new stations in Boston, while work on a new western terminus of the Fitchburg Line at Wachusett Station has started.
target: The Fairmount Line is undergoing a major rehabilitation. It includes the construction of four new stations in Boston. Work on a new western terminus of the Fitchburg Line has started. It is at Wachusett Station.
references: The Fairmount Line is undergoing a major rehabilitation. It includes the construction of four new stations in Boston. Work on a new western terminus of the Fitchburg Line has started. It is at Wachusett Station.