TASK DEFINITION: In this task, you are given a question and an answer. Answer "Yes" if the given answer correctly answers the question, otherwise answer "No".
PROBLEM: What Is Benzene Used For, Answer: It is mainly used as a precursor to heavy chemicals, such as ethylbenzene and cumene , which are produced on a billion kilogram scale.

SOLUTION: Yes

PROBLEM: what country is madrid spain in, Answer: Madrid (, ) is the capital and largest city of Spain .

SOLUTION: Yes

PROBLEM: how long was frank sinatra famous, Answer: He was the recipient of eleven Grammy Awards , including the Grammy Trustees Award , Grammy Legend Award and the Grammy Lifetime Achievement Award .

SOLUTION:
No