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: What was the point of the skinner box?
Example Output: perform studies in conditioning and training

Example Input: Who owns the treasure island in las vegas?
Example Output: Phil Ruffin

Example Input: Who was leading the space race in april of 1961?
Example Output:
Russia