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: Consider Input: Question: Do differential behavior patterns in cynomolgus monkey Macaca fascicularis in home cage in response to human gaze?
Answer: These results indicate that, even in their home cage, monkeys display a heightened level of awareness when gazed upon by a human observer, suggesting that human gaze may elicit emotional reactions. Further, under the human gaze, distinct behavioral subpatterns were apparent within the monkey cohort in our study, indicative of subgroups within the cohort.

Output: yes

Input: Consider Input: Question: Do lactotripeptides lower ambulatory blood pressure in untreated whites : results from 2 controlled multicenter crossover studies?
Answer: The data do not support a BP-lowering effect of LTPs in whites.

Output: no

Input: Consider Input: Question: Do steroids enhance the risk of developing tuberculosis or other AIDS-related diseases in HIV-infected patients treated for Pneumocystis carinii pneumonia?
Answer: Our data suggest that the use of corticosteroids during PCP in HIV-infected patients at the doses and for the duration used in our patients did not enhance the risk of developing or relapsing tuberculosis or other ARD.
Output: no