Problem: S1: Former station Mangalore was located north of Seymour at the junction of the North East and Shepparton lines .
S2: Former North East station was located north of Seymour at the crossroads of the Mangalore and Shepparton lines .

Do S1 & S2 convey the same information?

A: no

Problem: S1: In Tbilisi , Varshamov studied with Arnold Walfisz ( where he Georgian )
S2: Varshamov was with Arnold Walfisz ( where he studied Georgian ) in Tbilisi .

Do S1 & S2 convey the same information?

A: no

Problem: S1: He joined Janata Dal ( United ) and left the Bharatiya Janata Party in February 2008 .
S2: He left the Janata Dal ( United ) and joined the Bharatiya Janata Party in February , 2008 .

Do S1 & S2 convey the same information?

A:
no