TASK DEFINITION: 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.
PROBLEM: Question: Does revaccination with Bacillus Calmette-Guerin ( BCG ) vaccine reduce morbidity from malaria in African children?
Answer: We found no evidence that BCG revaccination reduces morbidity from malaria.

SOLUTION: no

PROBLEM: Question: Does sympathetic nerve activity reduce proprioceptive acuity in humans?
Answer: The present findings contradict previous reports from animal studies and the hypothesis that sympathetic nerve activity reduces proprioceptive acuity.

SOLUTION: no

PROBLEM: Question: Does gSH protect against oxidative stress and toxicity in VL-17A cells exposed to high glucose?
Answer: Thus, changes in GSH levels with exogenous agents such as NAC, UDCA, BSO or DEM modulate hyperglycemia-mediated injury in a cell model of VL-17A liver cells.

SOLUTION:
yes