Problem: S1: A total of 16 teams qualified , but only 13 teams took part in the finals of the Olympic tournament .
S2: A total of 16 teams participated , but only 13 teams qualified in the finals of the Olympic tournament .

Do S1 & S2 convey the same information?

A: no

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

Problem: S1: You have two sons and one daughter , Alex , Jake and Andy .
S2: They have two sons and a daughter , Andy , Jake and Alex .

Do S1 & S2 convey the same information?

A:
no