input question: Who holds the career record for the most major league home runs ?

Would the answer to this question be an entity, an abbreviation, a description, a human, a location, or a numeric value?
your answer: human

input question: How long did it take Stanley to find Livingstone ?

Would the answer to this question be an entity, an abbreviation, a description, a human, a location, or a numeric value?
your answer: numeric

input question: What role do fruits play in the survival of plants ?

Would the answer to this question be an entity, an abbreviation, a description, a human, a location, or a numeric value?
your answer: human

input question: How did U.S.A become involved in the Barbary Wars

Would the answer to this question be an entity, an abbreviation, a description, a human, a location, or a numeric value?
your answer:
description