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.

Ex Input:
Passage: When strategically implemented, an intranet solution will provide the ability to mediate mission-critical, decision support functions in organisations. It will also help further improve communications and collaboration at all levels in an organisation. Question: What happens after a solution is implemented? Events: ['implemented', 'provide', 'mediate', 'help', 'communications', 'collaboration']

Ex Output:
provide

Ex Input:
Passage: "The Air Force Office of Special Investigations and base officials are assisting in the investigation with the Okinawa City Police," the statement said. No further details are available, it said, adding: "The incident is still under investigation." Question: What happened after officials were assisting? Events: ['assisting', 'investigation', 'said', 'are', 'said', 'investigation', 'is', 'are']

Ex Output:
said

Ex Input:
Passage: Gen. Schwarzkopf said that some early reports that chemical weapons were used against allied troops turned out to be "bogus." Iraq is believed to have the ability to deliver chemical weapons in artillery shells or, perhaps, atop Soviet-made Frog7 missiles. Question: What happened after Iraq was believed? Events: ['said', 'used', 'be', 'is', 'have', 'deliver']

Ex Output:
have