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: Food chains from farm fields to table are polluted from time to time and environmental pollution has a bad impact on food sources, " according to the plan. His call follows a scandal this month in which red-yolk salted duck eggs were found containing the carcinogenic industrial dye, Sudan-IV, raising nationwide concern over food safety.
Output: 



Output:
What event has already finished?
What event has begun but has not finished?
What will happen in the future?
What happened before the plan?
What happened after the plan?
What happened during the plan?
What happened before the call?
What happened after the call?
What happened during the call?
What happened before the scandal?
What happened after the scandal?
What happened during the scandal?
What happened before the eggs were found with Sudan-IV?
What happened after the eggs were found with Sudan-IV?
What happened while the eggs were found with Sudan-IV?