Definition: In this task, you are given a fact statement and question based on the fact. Your task is to generate the correct answer for the question. The answer needs to be generated using the context fact statement.

Positive Example 1 -
Input: Fact: deep sea animals live deep in the ocean. Question: Frilled sharks and angler fish live far beneath the surface of the ocean, which is why they are known as?
Output: Deep sea animals

Positive Example 2 -
Input: Fact: as an object moves , the kinetic energy of that object will increase. Question: An example of lots kinetic energy would be?
Output: An aircraft taking a trip

Negative Example 1 -
Input: Fact: water is often brackish in an estuary. Question: Brackish water is often found where?
Output: the ocean is deep

Negative Example 2 -
Input: Fact: if a liquid disappears then that liquid probably evaporated. Question: Evaporation is the reason that?
Output: crime is on the rise in the cities

Now complete the following example -
Input: Fact: the number of rings in a tree trunk can be used to estimate the age of the tree. Question: every four seasons a cedar expands it's?
Output: 


outer covering