1The antecedent of the modern computer was the mechanical calculator, invented in the 17th century.
2Is it clear from the context what the antecedent of the pronoun 'it' is in this sentence?
3The company's financial struggles were an antecedent to its eventual bankruptcy.
4Historians often study the antecedents of major events to understand their causes.
5In the sentence 'When I saw her, she was smiling,' 'her' is the pronoun and the antecedent is 'the woman' implied by the context.