Problem: S1: Athelas Sinfonietta Copenhagen is a Copenhagen-based , modern chamber ensemble specializing in the performance of Danish compositions .
S2: The Athelas Sinfonietta Copenhagen is a Copenhagen-based , modern chamber ensemble specializing in the performance of Danish compositions .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: The uterine arteries swell during pregnancy in order to increase ovarian blood supply .
S2: The ovarian arteries swell during pregnancy , in order to increase the uterine blood supply .

Do S1 & S2 convey the same information?

A: no

Problem: S1: Lombardo left the band due to an elbow injury and was replaced by former member Bostaph .
S2: Due to an elbow injury , Bostaph left the band and was replaced by his former member Lombardo .

Do S1 & S2 convey the same information?

A:
no