Problem: S1: Walterston is a small agricultural hamlet north of Barry in the Vale of Glamorgan in South Wales and west of Dyffryn .
S2: Walterston is a small farming hamlet just north of Barry in the Vale of Glamorgan in South Wales and west of Dyffryn .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: Due to the increased crystallinity of PDLA , the biodegradation of PDLA is slower than for PLA .
S2: Biodegradation of PDLA is higher than for PLA due to the slower crystallinity of PDLA .

Do S1 & S2 convey the same information?

A: no

Problem: S1: The region was followed by the Muslim house of Arakkal , ruled by Tipu Sultan .
S2: The region was then ruled by the Muslim house of Arakkal , followed by Tipu Sultan .

Do S1 & S2 convey the same information?

A:
no