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: "I need to brush up on my technique and tactics quickly to live up to my billing as the number one player in Asia," said Azlan who was a bronze medallist in Busan. Defending champion Ong Beng Hee, who beat Mansoor Zaman four years ago, believes the Pakistanis, once the kings of the sport, will again pose a threat. Question: What event started before someone needs to brush? Events: ['brush', 'live', 'billing', 'was', 'Defending', 'beat', 'believes', 'pose', 'threat']

Output: billing

Input: Consider Input: Passage: In a letter to Kenya Football Federation (KFF), FIFA deputy general secretary Michael Schallhart said the football world governing body had launched immediate probe into the exercise. "The FIFA Referees Committee has decided to suspend the lists of nominations submitted by Kenya Football Federation (KFF) until further notice," Schallart said in a letter to KFF. Question: What happened after submitted? Events: ['said', 'had', 'launched', 'probe', 'exercise', 'has', 'decided', 'suspend', 'nominations', 'submitted', 'notice', 'said', 'letter', 'letter']

Output: letter

Input: Consider Input: Passage: But that standoff became less important in the eyes of Cuban Americans here after Castro announced Wednesday that the boy's father, Juan Miguel Gonzalez, is ready to travel to the United States to take his son home. Gonzalez's lawyer, Greg Craig, asked for a visa Thursday for his client for the expected visit, but was told by U.S. State Department officials that Gonzalez himself had to apply for the visa at the U.S. diplomatic mission in Havana. Question: What event has begun but has not finished? Events: ['standoff', 'became', 'announced', 'is', 'travel', 'take', 'asked', 'visit', 'told', 'apply']
Output: standoff