Problem: S1: The university is located in Sholinganallur about 15 kilometers from Chennai in Adyar .
S2: The university is in Sholinganallur about 15 kilometers from Adyar in Chennai .

Do S1 & S2 convey the same information?

A: no

Problem: S1: The river Lemnia is a tributary of the River Lutoasa in Romania .
S2: The Lemnia River is a tributary of the Lutoasa River in Romania .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: In 1989 Roxus supported international bands , Poison and Bon Jovi , on their respective Australian tours .
S2: Roxus supported the international bands Poison and Bon Jovi in 1989 on their respective Australian tours .

Do S1 & S2 convey the same information?

A:
yes