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.

Ex Input:
Question: Are respiratory disorders more common in farmers . Results from a study on Icelandic animal farmers?
Answer: The prevalence of respiratory disorders and symptoms among Icelandic farmers is currently similar to non-farmers. This may suggest that modernization of the agricultural environment has had a positive effect on workers' health.

Ex Output:
no

Ex Input:
Question: Do interictal epileptiform discharges have an independent association with cognitive impairment in children with lesional epilepsy?
Answer: Overall, IED effects on cognition were of a magnitude similar to lesional influences or drug effects (topiramate use). This study demonstrates an association between IEDs and cognitive dysfunction, independent of the underlying focal brain pathology.

Ex Output:
yes

Ex Input:
Question: Are most domains of the European Organisation for Research and Treatment of Cancer Quality of Life Questionnaire C30 reliable?
Answer: Most domains on the EORTC QLQ-C30 are reliable and may therefore be used to help inform decision-making processes, such as those involving individual patients.

Ex Output:
yes