instruction:
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.
question:
Question: Are cognitive-behavioral phenotypes of Williams syndrome associated with genetic variation in the GTF2I gene , in a healthy population?
Answer: These findings implicate the GTF2I gene in the neurogenetic basis of social communication and social anxiety, both in Williams syndrome and among individuals in healthy populations.
answer:
yes

question:
Question: Is the female protective effect in autism spectrum disorder mediated by a single genetic locus?
Answer: The results do not support the hypothesis that the FPE is mediated by a single genetic locus; however, this does not exclude the possibility of multiple genetic loci playing a role in the FPE.
answer:
no

question:
Question: Are results of concomitant rotator cuff and SLAP repair affected by unhealed SLAP lesion?
Answer: An unhealed SLAP lesion did not preclude the successful outcome of concomitant rotator cuff repair. Therefore, repair of a concomitant SLAP lesion may not be an essential procedure for a successful outcome of a rotator cuff repair.
answer:
no