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.

Example Input: Question: What is the only animal phyla that does not consist exclusively of invertebrates? Answer: chordates
Example Output: Chordates is the only animal phyla that does not consist exclusively of invertebrates.

Example Input: Question: If a substance does not release molecules into the air from its surface, it will not have what? Answer: smell
Example Output: If a substance does not release molecules into the air from its surface, it will not have a smell.

Example Input: Question: Where does the stratosphere get most of its heat? Answer: sun
Example Output:
Sun does the stratosphere get most of its heat.