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.

Input: Consider Input: Fact: a lever is used for moving heavy objects. Question: In order for a crane to operate properly it requires?

Output: a fulcrum


Input: Consider Input: Fact: cutting down trees in a forest causes the number of trees to decrease in that forest. Question: cutting down trees in a forest causes the number of trees to decrease where?

Output: timberland


Input: Consider Input: Fact: an animal requires air for survival. Question: A living thing will expire if access to this is removed for a time.?


Output: ability to experience respiration