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: The mass of atoms is based on the number of protons and neutrons in what? Answer: nucleus
Example Output: The mass of atoms is based on the number of protons and neutrons in nucleus.

Example Input: Question: What are drilled to monitor groundwater pollution? Answer: test wells
Example Output: Test wells are drilled to monitor groundwater pollution.

Example Input: Question: The ability of matter to burn is called? Answer: flammability
Example Output:
The ability of matter to burn is called flammability.