Problem: S1: The concept of ( visual ) subjective direction is very old .
S2: This concept of the ( subjective ) visual direction is very old .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: In both cases , he had been selected by Eugenio Scalfari as a critic , first for the daily newspaper and then for the weekly edition .
S2: In both cases , he had been selected by Eugenio Scalfari as a critic , first for the weekly newspaper and then for the daily edition .

Do S1 & S2 convey the same information?

A: no

Problem: S1: He left York in 1805 to study theology at Manchester College , Sheffield .
S2: In 1805 , however , he left Sheffield to study theology at the Manchester College in York .

Do S1 & S2 convey the same information?

A:
no