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.
--------
Question: Passage: Separately on Tuesday, the US-led coalition and the Afghan army killed four suspected Taliban militants in eastern Afghanistan, the coalition said in a statement. A 13-year-old girl was killed and an eight-year-old girl injured in the incident, when the soldiers raided a house near the village of Darnami in restive Khost province, where the alleged insurgents were hiding out, it said. Question: What happened before the alleged insurgents started hiding out in a house? Events: ['killed', 'said', 'killed', 'injured', 'incident', 'raided', 'hiding', 'said']

Answer:

Question: Passage: The steps come on the top of credit-tightening and tax measures introduced in May last year against excessive speculation in private property which have softened real-estate prices. Market speculation Friday sent property stocks reeling, with the Stock Exchange of Singapore Property Index ending down five percent -- the largest one-day fall since the May curbs. Question: What events began after measurers were introduced in May? Events: ['steps', 'measures', 'introduced', 'speculation', 'softened', 'speculation', 'reeling', 'down', 'fall', 'curbs']

Answer: speculation

Question: Passage: Officials at the rink in California approached the Rubidoux High School Madrigals just as they launched into "God Rest Ye Merry Gentleman" and requested the troupe immediately stop singing. Cohen later said she was stunned by the flap and never made a request to silence the singers. Question: What happened during the officials approached? Events: ['approached', 'launched', 'requested', 'stop', 'said', 'stunned', 'made', 'request', 'silence', 'singing']

Answer:
launched