Detailed Instructions: 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.
Q: Sentence: Blood from the body enters right atrium of the heart before it is pumped to the right ventricle and then to the lungs. Question: Blood from the body enters what chamber of the heart before it is pumped to the right ventricle and then to the lungs?
A:
right atrium