Problem: S1: These include the Union of European Federalists , the European Federalist Party and the European International Movement .
S2: These include the Union of European Federalists , the European Movement International and the European Federalist Party .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: The expansion of the international presence of China Airlines has long been limited by Taiwan 's political status .
S2: The expansion of the political presence of China Airlines has long been limited by Taiwan ' s international status .

Do S1 & S2 convey the same information?

A: no

Problem: S1: He represented Nigeria in 1999 at the FIFA - Youth - World Championship in Australia .
S2: He represented Nigeria at the 1999 FIFA World Youth Championship held in Australia .

Do S1 & S2 convey the same information?

A:
yes