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.

Example Input: Question: Is health seeking behaviour of parents of burned children in Bangladesh related to family socioeconomics?
Answer: Education, economic condition and place of residence were found as the contributory factors in choosing service provider. Education to the parents can contribute in changes in health seeking behaviour which ultimately contribute in reducing morbidity and mortality from childhood burn injuries. Including parent's education a national burn prevention program needs to be developed to combat the devastating child injury, burn.
Example Output: yes

Example Input: Question: Is cD10 useful to identify gastrointestinal contamination in endoscopic ultrasound-guided fine needle aspiration ( EUS-FNA ) cytology from pancreatic ductal adenocarcinoma?
Answer: As a loss of CD10 is a consistent feature of PDA, this marker can be useful, together with CEA, to aid the cytopathologist to identify neoplastic cells in a background rich in GI contaminant cells.
Example Output: yes

Example Input: Question: Does lung cancer stigma predict timing of medical help-seeking behavior?
Answer: FINDINGS suggest that stigma influences medical help-seeking behavior for lung cancer symptoms, serving as a barrier to prompt medical help-seeking behavior.
Example Output:
yes