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.

Example Input: Passage: The Afghan government has been severely criticized by the international community, especially Western countries for its failure to curb the booming opium industry. Azam said "Ground chemical spraying would be the last option if all other options do not work. Question: What may happen after someone is criticized? Events: ['criticized', 'failure', 'curb', 'said', 'spraying', 'option', 'options', 'work']
Example Output: spraying

Example Input: Passage: H. Marshall Schwarz was named chairman and chief executive officer of U.S. Trust Corp., a private-banking firm with assets under management of about $17 billion. Mr. Schwarz, 52 years old, will succeed Daniel P. Davison Feb. 1, soon after Mr. Davison reaches the company's mandatory retirement age of 65. Question: What has happened before Mr. Davison reaches retirement age? Events: ['named', 'with', 'succeed', 'reaches']
Example Output: named

Example Input: Passage: "The actual target was the parliament building but when he saw lots of security outside, he changed his target to the NATO convoy," he said. Another man who often contacts the media claiming to be a Taliban spokesman warned earlier that the parliament, elected in September in the first general legislative election since 1969, would become a target of the insurgency. Question: What happened while the second man was contacting the media? Events: ['was', 'saw', 'changed', 'said', 'contacts', 'claiming', 'warned', 'elected', 'election', 'become', 'insurgency']
Example Output:
warned