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 shares prices in Singapore closed higher on Thursday with the benchmark Straits Times Index ( STI) rising 10.3 points to end at 2,745.6 points. The overall volume stood at 1.541 billion shares worth 1.1802 billion Singapore dollars (about 755.4 million U.S. dollars). Question: What event has begun but has not finished? Events: ['closed', 'rising', 'stood']
Example Output: stood

Example Input: Passage: The European Union and the United States imposed a crippling aid freeze on the Islamist-led government when it took power in March after an upset parliamentary election victory, leaving it unable to pay its own staff. The Palestinian leadership is now meeting in Ramallah to decide on its next move after declaring an end to talks with Hamas on forming a government of national unity acceptable to Western donors. Question: What event has already finished? Events: ['imposed', 'freeze', 'took', 'victory', 'leaving', 'pay', 'meeting', 'decide', 'move', 'declaring', 'end', 'talks', 'forming']
Example Output: imposed

Example Input: Passage: The flight to Salahuddin, in Kurdish-controlled northern Iraq, also violates a northern exclusion zone set up shortly after the 1991 Gulf War to protect Iraqi Kurds from air attack by Baghdad. "Prayers were held in Arar and official celebrations were staged in the provinces attended by political officials," INA said. Question: What event has begun but has not finished? Events: ['flight', 'violates', 'set', 'War', 'attack', 'Prayers', 'held', 'celebrations', 'staged', 'attended', 'said']
Example Output:
violates