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: Is translation of questionnaires measuring health related quality of life standardized : a literature based research study?
Answer: This study shows that there seems to be a consensus regarding the translation process (especially for internal validity) although most researchers did not use a translation guide. Moreover, we recommended that clinical researchers should consider three steps covering the process of translation, the qualitative validation as well as the quantitative validation.

Ex Output:
no

Ex Input:
Question: Are filaggrin loss-of-function mutations a predisposing factor for atopic dermatitis in an Ishigaki Island under subtropical climate?
Answer: The FLG loss-of-function mutation frequency was not significantly different between the AD and non-AD groups in a cohort of children from Ishigaki Island, which has a subtropical climate, suggesting that FLG loss-of-function mutations are not always a predisposing factor for AD prevalence.

Ex Output:
no

Ex Input:
Question: Do [ Diagnosis of depleted iron stores -- use s-iron ]?
Answer: S-iron should not be used in the diagnosis of depleted iron stores.

Ex Output:
no