sentences:  Both of its ends are at the Rochester Subdivision providing a southern bypass around the city of Rochester.Genesee Junction is located on the West Shore, where CSX interchanges with both the Livonia, Avon and Lakeville Railroad and the Rochester and Southern Railroad.The 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.