Detailed Instructions: 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.
Q: Question: Is cardiopulmonary exercise testing more accurate than ECG-stress testing in diagnosing myocardial ischemia in subjects with chest pain?
Answer: In patients with chest pain, CPET showed a better diagnostic and predictive accuracy than traditional ET to detect/exclude myocardial ischemia. Its use should be encouraged among physicians as a first line diagnostic tool in clinical practice.
A:
yes