Given the task definition and input, reply with output. In this task, you are given a question and an answer. Answer "Yes" if the given answer correctly answers the question, otherwise answer "No".

what caused ww, Answer: The causes of World War I , which began in central Europe in late July 1914 and finished in 1918, included many factors, such as the conflicts and hostility of the four decades leading up to the war.
Yes