Given a statement, generate a question such that the answer is contained in that statement.

Input: Consider Input: most living things consume and are consumed by more than one species

Output: How many species consume and consume most living things?


Input: Consider Input: green plants are also called makers

Output: What are green plants also called?


Input: Consider Input: A sifter can be used for separating flours.


Output: What can a sifter be used for?