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.

Example Input: Fact: a plant absorbs carbon dioxide from the air for photosynthesis. Question: Trees take in CO2 from the atmosphere for?
Example Output: synthesizing food

Example Input: Fact: recycling has a positive impact on the environment. Question: Recycling products such as papers can help the environment to?
Example Output: heal

Example Input: Fact: a car engine is a source of heat. Question: A person needing to cook up a burger, but lacking a grill or fire, can heat burger meat on?
Example Output:
a vehicle engine