Pronomes e Determinantes - Pronomes relativos

used to refer to people or animals with names

quem

used to refers to animals and things

o qual, a qual

used to introduce relative clauses that refer to people, animals, or things

que, o qual

used to refer to people in formal English, particularly when they are the object of a verb or preposition

quem, a quem

used to show that the thing mentioned belongs to a particular person or thing

cujo, de quem