Definition: 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.

Positive Example 1 -
Input: Passage: I submitted the hit. The hit was approved, and then I was paid.
Output: What happened after I submitted the hit?

Positive Example 2 -
Input: Passage: Heavy snow is causing disruption to transport across the UK, with heavy rainfall bringing flooding to the south-west of England. Rescuers searching for a woman trapped in a landslide at her home in Looe, Cornwall, said they had found a body.
Output: What event has started?

Negative Example 1 -
Input: Passage: He will be happy after he attends the party.
Output: Is he happy now?

Negative Example 2 -
Input: Passage: I submitted the hit. The hit was not approved, and then I was not paid.
Output: What did I submit?

Now complete the following example -
Input: Passage: Xinhua also carried a statement from the Public Security Ministry confirming the arrival of the Western designer drug, Ecstasy, which is known here as the "rocking head pill." "It is dangerous to health and harmful to social stability," it said, adding that the drug had surfaced in major cities like Shanghai, Beijing, Shenyang and Shenzhen.
Output: 



Output:
What event has already finished?
What event has begun but has not finished?
What will happen in the future?
What happened after the arrival of Ecstasy?
What happened before the arrival of Ecstasy?
What happened during the arrival of Ecstasy?
What began before the drug surfaced in major cities?
What began after the drug surfaced in major cities?
What finished after the drug surfaced in major cities?
What finished before the drug surfaced in major cities?