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.

Example Input: Sentence: You call the high and low points of transverse waves crests and troughs. Question: What do you call the high and low points of transverse waves?
Example Output: crests and troughs

Example Input: Sentence: You see a faster reaction rate when the concentration of reactants is higher. Question: What kind of reaction do you see when the concentration of reactants is higher?
Example Output: faster reaction rate

Example Input: Sentence: High per capita use of resources means the ecological footprint of the united states is large. Question: High per capita use of what means the ecological footprint of the united states is large?
Example Output:
resources