Problem: S1: Alexandra Prince was born in Hamburg , her father is German and her mother is Brazilian .
S2: Alexandra Prince was born in Hamburg , her father is Brazilian and her mother German .

Do S1 & S2 convey the same information?

A: no

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: SAfm was the SABC 's first public radio station , and the country 's first radio station .
S2: SAfm was the first public radio station of the SABC and the country 's first radio station .

Do S1 & S2 convey the same information?

A:
yes