Definition: Given a passage with a question and an answer to that question, classify if the answer actually answers the question into 'yes' or 'no'. Output 'yes' if the answer answers the question and output 'no' if the answer does not answer the question.
Input: Question: Is familiar Papillary Thyroid Carcinoma in a Large Brazilian Family Associated with Succinate Dehydrogenase Defects?
Answer: Familiar PTC and a GIST were not associated with SDHx mutations; additional genetic defects, yet unknown, may be responsible for the development of tumor.
Output:
no