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: 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: Gas bubble holes helps pumice float in water. Question: What helps pumice float in water?

Ex Output:
gas bubble holes


Ex Input:
Sentence: Two plates sliding can increase the occurance of earthquakes. Question: What can increase the occurance of earthquakes?

Ex Output:

two plates sliding