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.

[Q]: Question: The cubic crystal system is composed of how many different types of unit cells? Answer: three
[A]: The cubic crystal system is composed of three many different types of unit cells.


[Q]: Question: When zinc metal is mixed with sulfur and heated, what is produced? Answer: zinc sulfide
[A]: Zinc sulfide zinc metal is mixed with sulfur and heated, what is produced.


[Q]: Question: The nitrogen cycle includes air, soil, and what? Answer: living things
[A]:
The nitrogen cycle includes air, soil, and living things.