Sentence 1: Completed in 1848 it was the first railway to reach the coastal port of Calais . The Paris-Lille railway had reached Lille from Paris two years previously .
Sentence 2: Completed in 1848 , it was the first railway to reach the coastal port of Calais , while the Paris-Lille railway had reached Paris from Lille two years earlier .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?