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: Amines are weak bases due to the presence of a lone pair of what on the nitrogen atom? Answer: electrons
Example Output: Amines are weak bases due to the presence of a lone pair of electrons on the nitrogen atom.

Example Input: Question: The pleura that surrounds the lungs consists of how many layers? Answer: two
Example Output: The pleura that surrounds the lungs consists of two layers.

Example Input: Question: Saturn is made mostly of helium and what else? Answer: hydrogen
Example Output:
Saturn is made mostly of helium and hydrogen.