Problem: S1: was challenged in 1950 by A.S. Mike Monroney in the Democratic Primary .
S2: Mike Monroney was challenged in 1950 by A.S. Thomas in the Democratic Prefix .

Do S1 & S2 convey the same information?

A: no

Problem: S1: Bhojpuri is the official language and the local language is Hindi .
S2: The local language is Bhojpuri , while the official language is Hindi .

Do S1 & S2 convey the same information?

A: no

Problem: S1: In 2002 , Miller joined bassist Russell Malone 's Golden Striker Trio , with guitarist Ron Carter .
S2: In 2002 , Miller joined the Golden Striker Trio by bassist Ron Carter , with guitarist Russell Malone .

Do S1 & S2 convey the same information?

A:
no