In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.

Example Input: When was the bill of rights last amended?
Example Output: May 5, 1992

Example Input: Who played the truck driver in thelma and louise?
Example Output: Marco St. John

Example Input: The crust of our planet that is made of rock and soil is what layer?
Example Output:
lithosphere