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

Ex Input:
how long is a flat membrane roof good for?, Answer: This can lead to expensive damage from the rot which often develops and if left can weaken the roof structure.

Ex Output:
No

Ex Input:
how tall are the members of tlc, Answer: TLC has sold more than 65 million records worldwide and they are ranked as the second best selling female group of all time, and the best selling female R&B group of all time.

Ex Output:
No

Ex Input:
how were letters sealed in the 1800s, Answer: The original purpose was to authenticate a document, a wrapper for one such as a modern envelope, or the cover of a container or package holding valuables or other objects.

Ex Output:
No