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: The project aims not only at "virtual preservation" but also at assisting with the physical conservation of these sites, which are being eroded by the weather, time and human settlement, Ruther said. The Kilwa fortress in Tanzania, made of coral stone, dates back to the year 1503.
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 Kilwa fortress was made?
What began after the Kilwa fortress was made?
What happened before the Kilwa fortress was made?
What began after the project aims were created?
What began before the project aims were created?
What will happen during virtual preservation?
What will have begun before virtual preservation?
What will have happened before virtual preservation?
What will happen after erosion starts?
What has happened after the start of erosion?
What happened before the start of erosion?