Problem: S1: Mars is a dry world with a thin atmosphere whose inhabitants , described as short and insect-like , are mentioned but not seen in the stories .
S2: Mars is a dry world with a thin atmosphere , whose inhabitants , who are described as short and insect-like , are seen but not mentioned in the stories .

Do S1 & S2 convey the same information?

A: no

Problem: S1: Wadsworth became the editor in 1944 when he succeeded C. P. Scott , the son of Edward Taylor Scott .
S2: Wadsworth became editor in 1944 , when he succeeded C. P. Scott , son of Edward Taylor Scott .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: Sara Zaker is married to Zaker , but is also a media personality , entrepreneur and social activist .
S2: Zaker is married to Sara Zaker is also a media personality , entrepreneur , and social activist .

Do S1 & S2 convey the same information?

A:
no