In this task, you are given a question and an answer. Answer "Yes" if the given answer correctly answers the question, otherwise answer "No".

Example Input: how long was richard nixon a president, Answer: After his resignation, he controversially received a pardon issued by his successor, Gerald Ford .
Example Output: No

Example Input: 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.
Example Output: Yes

Example Input: how many presidents of the us, Answer: John F. Kennedy has been the only president of Roman Catholic faith, and the current president, Barack Obama , is the first president of African descent.
Example Output:
No