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 Q]: Question: Does information-enhancement and goal setting techniques for increasing adaptive motivation and decreasing urge to drink alcohol?
Answer: The results show that sense of control can be experimentally induced. This finding has important clinical implications.
[EX A]: yes

[EX Q]: Question: Do treatment of Renal Stones ≥20 mm with Extracorporeal Shock Wave Lithotripsy?
Answer: For renal stones with a surface area ≤400 mm2 and a radiodensity equal to or less than that of the 12th rib as determined by a KUB film, ESWL may be considered the first line of treatment, even for stones with a diameter ≥20 mm. For large stones requiring repeat treatments, the surface area of the residual stones after the first ESWL is a predictor of the final treatment result.
[EX A]: yes

[EX Q]: Question: Does exercise training and intensity alter vascular volume responses in women?
Answer: Within the limits of this study, endurance training did not increase PV, TBV, RCV and THb in previously sedentary females regardless of the intensity of training.
[EX A]:
no