Detailed Instructions: In this task, you will be given a passage, a question and a list of single-word events identified from the passage. The goal is to point out all events from the given event list that can answer the question. If a question is unanswerable or none of the events answer the question, output should be empty.
Q: Passage: "The European Union considers that the referendum and the elections did not contribute to efforts for peaceful conflict resolution," the statement said.  Question: What event has already finished? Events: ['considers', 'referendum', 'elections', 'contribute', 'efforts', 'resolution', 'said']
A:
referendum