Question: What was the eastern terminus of the historical railroad that ran 98.77 miles through towns including a Middlesex County town with a 2010 census population of 17659?
Sentence (from "Central Massachusetts Railroad"): The eastern terminus of the line was at North Cambridge Junction where it split off from the Middlesex Central Branch of the Boston and Lowell Railroad in North Cambridge and through which it had access to North Station in Boston.
Relevant evidence: Yes