Sentence 1: Papanui is a former New Zealand parliamentary electorate . The electorate was in the northern suburbs of the city of Christchurch , and existed from 1969 to 1984 .
Sentence 2: Papanui is a former New Zealand parliamentary electorate which existed in the northern suburbs of the city of Christchurch and which was from 1969 to 1984 .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?