Sentence 1: The new purpose constructed Keppel Gate section of A18 Snaefell Mountain Road was built in the period from 1864 to 1866 .
Sentence 2: The new purpose section Keppel Gate of the A18 Snaefell Mountain Road was built in the period 1864 to 1866 .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?