TASK DEFINITION: In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.
PROBLEM: Question: Which side of the heart does blood from the lungs enter into? Answer: left atrium

SOLUTION: Blood from the lungs enters into the left atrium.

PROBLEM: Question: What is the unit of evolution? Answer: population

SOLUTION: Population is the unit of evolution.

PROBLEM: Question: What does rising and sinking air influence in a region? Answer: precipitation

SOLUTION:
Rising and sinking air influences precipitation in a region.