Problem: S1: The Muereasca River is a tributary of the River Palaoaia in Romania .
S2: The river Palaoaia is a tributary of the River Muereasca in Romania .

Do S1 & S2 convey the same information?

A: no

Problem: S1: The North Indian Ocean cyclone season in 2005 was destructive and deadly for southern India , despite the weak storms .
S2: The North Indian Ocean cyclone season in 2005 , despite the destructive and lethal storms , was weak to southern India .

Do S1 & S2 convey the same information?

A: no

Problem: S1: In rats , it also inhibits the central , if not peripheral , secretion of oxytocin and vasopressin .
S2: It also inhibits the central , though not peripheral secretion of oxytocin and vasopressin in rats .

Do S1 & S2 convey the same information?

A:
yes