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: A grenade lobbed from a moving car at a police post injured two police officers in the Pacific resort city of Acapulco, Mexico, on Sunday. The attack took place at a police barricade outside Tres Vidas, where conflict between a private hotel and farming interest has sparked a series of conflict.
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 grenade was lobbed?
What happened before police officers were injured?
What happened after something was sparked?
What happened before the grenade was lobbed?
What happened before something was sparked?
What happened after police officers were injured?