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: The potential of galvanic cell can be used to measure the ph of a solution. Question: The potential of what can be used to measure the ph of a solution?
Example Output: galvanic cell

Example Input: Sentence: Most protein antigens require signals from helper t cells (th2) to proceed to make antibody. Question: Most protein antigens require signals from helper t cells (th2) to proceed to make what?
Example Output: antibody

Example Input: Sentence: Reptiles typically reproduce sexually. Question: How do reptiles typically reproduce?
Example Output:
sexually