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.

Input: Consider Input: Sentence: The cardiovascular system in the human body consists of the heart, a network of blood vessels, and blood. Question: Which system in the human body consists of the heart, a network of blood vessels, and blood?

Output: cardiovascular system


Input: Consider Input: Sentence: Blood enters the heart in atria valve. Question: Blood enters the heart in what valve?

Output: atria


Input: Consider Input: Sentence: Character displacement is the concept by which two species within the same area to coexist by adapting by developing different specializations. Question: What is the concept by which two species within the same area to coexist by adapting by developing different specializations?


Output: character displacement