Problem: S1: The idols are available locally and they are made of very old stone .
S2: The idols are locally available and they are made of the very old stone .

Do S1 & S2 convey the same information?

A: yes


Problem: S1: It was abandoned in 1446 , and destroyed and rebuilt in 1551 .
S2: It was abandoned in 1446 and destroyed in 1551 and rebuilt .

Do S1 & S2 convey the same information?

A: yes


Problem: S1: Other liberal parties , however , along with nationalist groups , said that they would boycott the July elections .
S2: However , nationalist parties , together with other liberal groups said they would boycott the July elections .

Do S1 & S2 convey the same information?

A:
no