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 cognitive impairment in patients with multiple sclerosis predict worse caregiver 's health-related quality of life?
Answer: MS patients' caregivers' HRQoL is significantly influenced by information processing speed impairment of MS patients.

Ex Output:
yes


Ex Input:
Question: Does indoleamine 2,3-dioxygenase inhibition alter the non-coding RNA transcriptome following renal ischemia-reperfusion injury?
Answer: These results suggest a biologic role for non-coding, IDO-dependent genes in regulating the early response to IRI.

Ex Output:
yes


Ex Input:
Question: Is l-arginine-induced vasodilation of the renal vasculature altered in hypertensive patients with type 2 diabetes?
Answer: L-arginine-induced vasodilation of the renal vasculature is not different between a group of hypertensive diabetic patients and a young, healthy reference group. These data were obtained using low-dose L-arginine infusion.

Ex Output:

no