sentences:  Most of the line once had four tracks, and while much of the railbed is still wide enough to support such infrastructure, only two tracks are currently in service.The entire line became part of the New York Central Railroad and Conrail through leases, mergers, and takeovers, and was assigned to CSX Transportation in the 1999 breakup of Conrail.In the 1850s, New York Central Railroad took over the line in an effort to build new direct routes.