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: Who published the moscow mathematical papyrus in 1930?
Example Output: Struve, Vasilij Vasil'evič, and Boris Turaev

Example Input: Who wrote the song imagine by the beatles?
Example Output: John Lennon and Yoko Ono

Example Input: Who designed the fifa world cup trophy 2018?
Example Output:
Silvio Gazzaniga