Problem: S1: It only comes in standard black , although a white version has been released worldwide in Japan .
S2: It comes in standard black worldwide , even though a white version was only released in Japan .

Do S1 & S2 convey the same information?

A: no

Problem: S1: In 2008 , the Warrant Officer ranks of the South African National Defence Force were expanded and the rank of Master Warrant Officer was established .
S2: In 2008 the warrant officer ranks of the South African National Defence Force were created and the rank of master warrant officer was expanded .

Do S1 & S2 convey the same information?

A: no

Problem: S1: Blacksburg is part of the VA Metropolitan Statistical Area -- Christiansburg -- Radford , Montgomery County .
S2: Blacksburg is part of VA Metropolitan Statistical Area -- Christiansburg -- Radford , Montgomery County .

Do S1 & S2 convey the same information?

A:
yes