An answer is given. Generate a question for which the given answer is either a direct or partial answer.

Ex Input:
Answer: euphrates

Ex Output:
what river is located south of tigris river and flows eat into the persian gulf?

Ex Input:
Answer: franklin d. roosevelt

Ex Output:
who is the us president to serve more than two terms?

Ex Input:
Answer: multnomah county, oregon

Ex Output:
county in oregon with biggest population?