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 became a major influence and inspiration for the beatles during a 1958 concert tour of britain?
Charles Hardin Holley

Which african american led the back to africa movement during the early 20th century?
Marcus Mosiah Garvey Jr.

Who created the systemic classification of plants and life giving species its modern definition?

Swedish botanist Carl Linnaeus