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

Ex Output:
The mass of atoms is based on the number of protons and neutrons in nucleus.


Ex Input:
Question: Ionic compounds contain cations and anions rather than what? Answer: discrete neutral molecules

Ex Output:
Ionic compounds contain cations and anions rather than discrete neutral molecules.


Ex Input:
Question: The bird ancestor that lived in trees developed what feature commonly associated with birds? Answer: wings

Ex Output:

The bird ancestor that lived in trees developed wings, which is commonly associated with birds.