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: Does asfotase Alfa Treatment improve Survival for Perinatal and Infantile Hypophosphatasia?
Answer: Asfotase alfa mineralizes the HPP skeleton, including the ribs, and improves respiratory function and survival in life-threatening perinatal and infantile HPP.

Output: yes


Input: Consider Input: Question: Are screening tests enough to detect hemineglect?
Answer: Hemineglect may not be recognized with single screening tests commonly used. The use of a standard battery is recommended to improve diagnostic sensitivity in individuals with various subtypes of hemineglect.

Output: no


Input: Consider Input: Question: Does activation of peroxisome proliferator-activated receptor β/δ attenuate acute ischemic stroke on middle cerebral ischemia occlusion in rats?
Answer: The study suggests the neuroprotective effect of the PPAR-β/δ ligand GW0742 in acute ischemic stroke by a mechanism that may involve its anti-inflammatory and antiapoptotic action.


Output: yes