Ordenar Letras Defining and Non-Defining Relative clausesVersión en línea Es identificar entre with who, which, that y otros por Etian Aguilar Ponce 1 This pronoun is used only to refer to people. It can act as the subject or the object of the sentence. O W H 2 Contrary to who, this pronoun only works for things and animals. It can also be the subject or the object of the sentence. W H C I H 3 This is a pronoun that can be applied both to refer to people and things. Therefore, you can use it to replace both who and which if the context allows it. T T A H 4 The pronoun whom replaces people when they are not the subject of the sentence but are the ones who receive it. W H M O 5 Lastly, we have the pronoun whose, which should not be confused with who, since it acts as a possessive. To better identify it, think that in Spanish it would be translated as whose, whose, whose or whose: S W O E H