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: After making an investigation of literacy work in 35 countries, Archer found that most teachers in adult literacy work got low payment or just did it voluntarily. Illiterate young adult only receive training programs of six months to one year, which provides them with no practical skills to make a living. Question: What happened before an investigation was made? Events: ['making', 'found', 'got', 'did', 'receive', 'provides', 'make']
Example Output: got

Example Input: Passage: But, he notes, "If everything crumbles totally, that won't be such a problem." American officials staunchly disavow any interest in driving through Iraq toward Baghdad, either in pursuit of Saddam Hussein himself or to set up some American-controlled government inside Iraq. Question: What may not happen after everything crumbles? Events: ['notes', 'crumbles', 'disavow', 'interest', 'driving', 'problem', 'pursuit', 'set']
Example Output: problem

Example Input: Passage: However, the government still needed to involve the PPMC and the NGC to provide potable water for the communities, he added. He explained that the government would provide hospitals to Ijaw communities and health centers for Itsekiri communities at a cost of 5 million U.S. dollars and 1.6 million dollars respectively. Question: What will happen before potable water is provided? Events: ['needed', 'involve', 'provide', 'added', 'explained', 'provide']
Example Output:
needed