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: Does health-related quality of life differ between short-term , long-term and very long-term cancer survivors in the Swedish general population?
Answer: Although HRQL was similar between short-term, long-term and very long-term survivors, when compared with the background population, findings suggest that some functional impairments and symptoms are present even at 5-10 YSD.

Ex Output:
no

Ex Input:
Question: Does treatment of subclinical hypothyroidism affect bone mass as determined by dual-energy X-ray absorptiometry , peripheral quantitative computed tomography and quantitative bone ultrasound in Spanish women?
Answer: Our results indicate that adequate metabolic control through replacement treatment with L-T4 in pre- and postmenopausal women does not affect bone mass.

Ex Output:
no

Ex Input:
Question: Do phosphodiesterase-5A and neutral endopeptidase activities in human adipocytes control atrial natriuretic peptide-mediated lipolysis?
Answer: Functional PDE-5A and NEP activities were present in human adipocytes, however these enzymes did not play a major role in the regulation of ANP-mediated lipolysis.

Ex Output:
no