Complex sentence: International Terminal 3 is the main international terminal, it was opened in 1998 by Canada's Prime Minister Jean Chrétien and Cuba's ex-president Fidel Castro, it is the largest and most modern of all terminals.
Split into simpler sentences: International Terminal 3 is the main international terminal which was opened in 1998 by Canada's Prime Minister Jean Chrétien and Cuba's ex-president Fidel Castro. It is the largest and most modern of all terminals.