Problem: S1: The original edition was published by in 1953 in London by Allen & Unwin and in New York by Harper .
S2: The original edition was published by Allen Unwin in London and Harper in New York in 1953 .

Do S1 & S2 convey the same information?

A: no

Problem: S1: 1967 : The steel industry was born and the British Steel Corporation is nationalised .
S2: 1967 : The steel industry is born and the British Steel Corporation is nationalised .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: HESA , the Higher Education Statistics Agency , assigns students a unique number , and many universities have their own student numbering system .
S2: Higher Education Statistics Agency , the HESA , assigns a unique number to students . Many universities have their own system of student numbering .

Do S1 & S2 convey the same information?

A:
yes