In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.

Ex Input:
Sentence: All matter in the universe is composed of one or more unique pure substances called elements. Question: All matter in the universe is composed of one or more unique pure substances called what?

Ex Output:
elements


Ex Input:
Sentence: Combustion reactions involve the reaction of a hydrocarbon with oxygen gas to produce water and carbon dioxide. Question: What involves the reaction of a hydrocarbon with oxygen gas to produce water and carbon dioxide?

Ex Output:
combustion reactions


Ex Input:
Sentence: Microevolution is the process by which organisms change in small ways over time. Question: What is the process by which organisms change in small ways over time?

Ex Output:

microevolution