Teacher:Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
Teacher: Now, understand the problem? Solve this instance: Blood from the body enters right atrium of the heart before it is pumped to the right ventricle and then to the lungs.
Student:
Blood from the body enters what chamber of the heart before it is pumped to the right ventricle and then to the lungs?