Problem: S1: Therefore , the regulation of which imaginal disc cells become SMCs is vital to neural development .
S2: Therefore , the regulation from which neural disc cells become SMCs is vital to the development of the imaginal .

Do S1 & S2 convey the same information?

A: no

Problem: S1: Lewis Allen McGee survived her husband McGee and did not marry .
S2: Lewis Allen McGee survived her husband McGee and did not remarry .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: Awwad was born in Jerusalem and graduated from the Arab College in Salfit in 1947 .
S2: Awwad was born in Salfit and graduated in 1947 from the Arab College in Jerusalem .

Do S1 & S2 convey the same information?

A:
no