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: Proteins is needed to create muscles, regulate chemical reactions, and transport oxygen. Question: What is needed to create muscles, regulate chemical reactions, and transport oxygen?
Example Output: proteins

Example Input: Sentence: Solid takes neither the shape nor the volume of its container. Question: What state of matter takes neither the shape nor the volume of its container?
Example Output: solid

Example Input: Sentence: Newton (n) is the si unit for weight. Question: What is the si unit for weight?
Example Output:
newton (n)