What is an example of antecendent a personal pronoun?

Here's an example of an antecedent and a personal pronoun:

Sentence: The dog wagged its tail.

* Antecedent: The dog (This is the noun or noun phrase that the pronoun refers to)

* Personal pronoun: its (This pronoun replaces the noun "dog" to avoid repetition)

Let me know if you'd like more examples!