Problem: S1: The Crisul Mic River is a tributary of the Doba River in Romania .
S2: The Doba River is a tributary of the River Crisul Mic in Romania .

Do S1 & S2 convey the same information?

A: no

Problem: S1: The production was repeated from 8 June 2011 in Amsterdam and from 8 July 2012 in Berlin .
S2: Production was repeated in Berlin on 8 June 2011 and from 8 July 2012 in Amsterdam .

Do S1 & S2 convey the same information?

A: no

Problem: S1: There are Shorts listed in Kirkcudbrightshire east Scotland and a few McGirrs ; however , the McGirr name is far more prominent in Scotland than in Ireland .
S2: There are shorts in Kirkcudbrightshire East Scotland and a few McGirrs listed , but the name McGirr is far more popular in Ireland than in Scotland .

Do S1 & S2 convey the same information?

A:
no