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: What type of friction is friction that acts on objects when they are sliding over a surface? Answer: sliding friction

Ex Output:
Sliding friction is friction that acts on objects when they are sliding over a surface.

Ex Input:
Question: What type of acid is often used as a preservative for acidic foods such as fruit juices? Answer: benzoic acid

Ex Output:
Benzoic acid type of acid is often used as a preservative for acidic foods such as fruit juices.

Ex Input:
Question: How many moons does pluto have? Answer: three

Ex Output:
Pluto has three moons.