Problem: S1: The song became the first song of the main characters , Catherine ( Kristin Kreuk ) and Vincent ( Jay Ryan ) .
S2: The song became the first theme song of the main characters , Vincent ( Jay Ryan ) and Catherine ( Kristin Kreuk ) .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: The song was written and composed by Gilles Thibaut .
S2: The song was composed by Gilles Thibaut and written by .

Do S1 & S2 convey the same information?

A: no

Problem: S1: Belks Tombolo is a tombolo in Balkesir Province of Turkey . It is in Marmara Sea .
S2: Tombolo is a tombolo in the Balkesir - province of Turkey It is in the Marmara sea .

Do S1 & S2 convey the same information?

A:
yes