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: what is a book index, Answer: An index (plural: indexes) is a list of words or phrases ('headings') and associated pointers ('locators') to where useful material relating to that heading can be found in a document.
Example Output: Yes

Example Input: what is ethernet gigabit, Answer: In computer networking , gigabit Ethernet (GbE or 1 GigE) is a term describing various technologies for transmitting Ethernet frames at a rate of a gigabit per second (1,000,000,000 bits per second), as defined by the IEEE 802.3-2008 standard.
Example Output: Yes

Example Input: how fast is one g, Answer: In straight and level flight lift (L) equals weight (W).
Example Output:
No

