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.

Who sings the original i can't help falling in love with you?
Elvis Presley

Eight furlongs are equal to what standard length?
1 mile

Who illustrated the original winnie the pooh books?

Ernest Howard Shepard