Respuesta :
An appositive is a noun describing another noun right beside it. In this sentence, the appositive is "an international competition"
The answer to your question would be that the word or phrase that is an appositive in the sentence is the following one: An international competition.
An appositive is a noun or noun phrase that renames another noun right beside it. Nonessential appositives are always separated from the rest of the sentence with commas. In this case, the appositive phrase renames the NP "the olympic games".
