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

Example Input: Octopuses use ink for hiding from sharks.
Example Output: What do Octopuses use for hiding from sharks?

Example Input: Larvae burrow into the host through the skin.
Example Output: Who burrows into the host through the skin?

Example Input: Algae play significant roles as producers oceans.
Example Output:
Algae play significant roles as what?