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: Digestion begins in the gastrovascular cavity. Question: Where does digestion begin?
Example Output: gastrovascular cavity

Example Input: Sentence: The sequence cell → tissue → organ → organ system identifies the levels of organization of body structures in a human from simplest to most complex. Question: Which sequence identifies the levels of organization of body structures in a human from simplest to most complex?
Example Output: cell → tissue → organ → organ system

Example Input: Sentence: The esophagus runs a mainly straight route through the mediastinum of thorax. Question: The esophagus runs a mainly straight route through the mediastinum of what?
Example Output:
thorax