Problem: S1: Pixar also visited the Disney Cruise Line and studied Las Vegas , which was helpful in understanding artificial lighting .
S2: Pixar also visited the Disney Cruise Line and studied Las Vegas , which was helpful for understanding artificial lighting .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: Papanui is a former New Zealand parliamentary electorate . The electorate existed in the northern suburbs of the city of Christchurch , and was from 1969 to 1984 .
S2: 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 .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: The El Arco Mine is a large copper mine in the northwest of Mexico in Baja California .
S2: The El Arco mine is a large copper mine located in the north-west of Mexico in Baja California .

Do S1 & S2 convey the same information?

A:
yes