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: Three centres have been set up in the city to receive foreign investors' complaints, Lu said. Question: What might happen after complaints are received? Events: ['set', 'receive', 'said', 'complaints']

Output:

Input: Consider Input: Passage: After the water pollution incident occurred, China has repeatedly informed its neighbor of the details of the pollution incident, including various lab test results such as the pollutant's species and density and the location of polluted stretches. The two sides have agreed to open up a hotline between environmental departments for still better contacts and communication over the water pollution problem, and China informs Russia of the latest developments daily, the Chinese forign minister said. Question: What event has already finished? Events: ['occurred', 'has', 'informed', 'incident', 'incident', 'have', 'agreed', 'open', 'problem', 'informs', 'said']

Output: incident

Input: Consider Input: Passage: BEIJING, Nov. 18 (Xinhua) -- China will import less oil and oil products in 2006 than previous years, an official with the Ministry of Commerce (MOC) said recently. Lu Jianhua, Director of Foreign Trade Department of the MOC, told the Asian Business Forum held recently, that it is unfair to blame China for rising international oil prices. Question: What happened during the forum? Events: ['import', 'said', 'told', 'held', 'Forum', 'blame', 'is', 'prices']
Output: told