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.

Input: Consider Input: Which important war conference demanded the unconditional surrender of japan?

Output: Berlin Conference of the Three Heads of Government of the USSR, USA, and UK


Input: Consider Input: When was the pledge of allegiance started in schools?

Output: October 12, 1892


Input: Consider Input: The proof of having paid the road toll for swiss highways is called?


Output: Vignette