Detailed Instructions: In this task, a passage will be given and the goal is to generate a question about temporal relations based on that passage. A temporal relation describes the relation between two things with respect to time e.g., something happens/starts/terminates/... immediately/shortly/usually/... before/after/during/... something else.
Your question should include an event, or ask about an event, and should not be a yes/no question.
Q: Passage: Over 1,100 representatives from leading multi-national corporations of the Asia-Pacific region gathered in Hanoi Friday, kicking off the two-day Asia-Pacific Economic Cooperation (APEC) forum's CEO Summit. The summit is considered the biggest event of the business community of the region in 2006.
A:
What event has already finished?