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: Is the WFS1 ( Wolfram syndrome 1 ) a major susceptibility gene for the development of psychiatric disorders?
Answer: Our results suggest that WFS1 is not a major susceptibility gene for the development of psychiatric disorders in our population.

Output: no


Input: Consider Input: Question: Are clinical and serum-based markers associated with death within 1 year of de novo implant in primary prevention ICD recipients?
Answer: Individuals with more comorbidities and elevation of specific serum biomarkers were at increased risk of all-cause mortality despite being deemed as having a reasonable 1-year life expectancy. A simple risk score composed of readily available clinical data and serum biomarkers may better identify patients at high risk of early mortality and improve patient selection and counseling for primary prevention ICD therapy.

Output: yes


Input: Consider Input: Question: Does evaluation of a new device to prevent fall in persons with Parkinson 's disease?
Answer: The WalkAbout may help persons with PD who have more severe disability to walk farther. These data could be beneficial in selecting a helpful walking aid for persons with PD.


Output: yes