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.

Ex Input:
Question: Which is the best way to maintain a strong, fit body? Answer: a healthy diet

Ex Output:
A healthy diet is the best way to maintain a strong, fit body.

Ex Input:
Question: The anion is the methanoate ion, which is commonly called the what? Answer: formate ion

Ex Output:
The anion is the methanoate ion, which is commonly called the formate ion.

Ex Input:
Question: When explosion of gases creates pressure resulting in motion of a rocket, the force pushing the rocket is called what? Answer: thrust

Ex Output:
When explosion of gases creates pressure resulting in motion of a rocket, the force pushing the rocket is called thrust.