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.

Input: Consider Input: Passage: Kallis wrote: "It is my choice whether I sing or do not sing the anthem. I certainly do not have to explain my reasons to anyone, especially you. Question: What does he not have to do after Kallis makes his choice? Events: ['wrote', 'choice', 'sing', 'sing', 'explain']

Output: explain

Input: Consider Input: Passage: "The government should make its decision in accordance with the general interests of the country and not the Refounded Communists," he said. The centre-left coalition's dependence on the Communists' support in the lower house was amply demonstrated early this month when their opposition to the deployment of Italian troops in Albania nearly brought down the government. Question: What needed to happen before the demonstration? Events: ['make', 'said', 'dependence', 'support', 'demonstrated', 'deployment', 'down', 'opposition']

Output: deployment

Input: Consider Input: Passage: It was reported that Israeli guards in Ofer prison attacked Palestinian prisoners on Monday and Tuesday, firing tear gas and beating them by club and wounding some 20 prisoners. Question: What happened before they fired tear gas? Events: ['reported', 'attacked', 'firing', 'beating', 'wounding']
Output: