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: Sucrose is formed when a monomer of glucose and a monomer of fructose are joined in a dehydration reaction to form a glycosidic bond. Question: What is formed when a monomer of glucose and a monomer of fructose are joined in a dehydration reaction to form a glycosidic bond?
Example Output: sucrose

Example Input: Sentence: The name of positive ion ion always comes first. Question: The name of which ion always comes first?
Example Output: positive ion

Example Input: Sentence: Six many neutrons do 99% of carbon atoms have. Question: How many neutrons do 99% of carbon atoms have?
Example Output:
six