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

Q: when did thomas jefferson become president, Answer: Thomas Jefferson (April 13, 1743 (April 2, 1743 O.S. ) July 4, 1826) was an American Founding Father , the principal author of the Declaration of Independence (1776) and the third President of the United States (18011809).

A: Yes
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Q: how many land rovers have landed on mars, Answer: It currently manages the Mars Exploration Rover mission's active Opportunity rover and inactive Spirit , and, as part of the Mars Science Laboratory mission, the Curiosity rover.

A: No
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Q: who created bing, Answer: Bing (known previously as Live Search, Windows Live Search, and MSN Search) is a web search engine (advertised as a " decision engine ") from Microsoft .

A:
Yes
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