Problem: S1: Intamin also marketed the first freefall - experience ( developed by Giovanola ) and the first drop tower .
S2: Giovanola also marketed the first freefall ( developed by Intamin ) and the first drop tower .

Do S1 & S2 convey the same information?

A: no

Problem: S1: The river Carbunele or Radocheasa River is a tributary of the Radoteasa River in Romania .
S2: The Radoteasa River or Radocheasa River is a tributary of the Carbunele River in Romania .

Do S1 & S2 convey the same information?

A: no

Problem: S1: In South Africa , '' The Other Man 's Grass Is Always Greener '' reached # 30 while in Australia the track achieved a # 19 chart peak .
S2: Achieved in South Africa '' The other man 's grass is greener than 30 , while in Australia the track reached a peak of # 19 .

Do S1 & S2 convey the same information?

A:
yes