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.

Input: Consider Input: Sentence: Co2 gas is released into the atmosphere when fossil fuels are burned. Question: What gas is released into the atmosphere when fossil fuels are burned?

Output: co2


Input: Consider Input: Sentence: During an earthquake, wet soils become like quicksand. Question: During an earthquake, wet soils become like what?

Output: quicksand


Input: Consider Input: Sentence: Delta is a triangular feature that is formed when a river empties into a large body of still water. Question: What triangular feature is formed when a river empties into a large body of still water?


Output: delta