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.

Question: Does collagen cross-linking treatment increase adhesion in mock corneal grafts?
Answer: The results of our study are consistent with our hypothesis that CXL treatment could be used to promote early adhesion between separate sections of corneal tissue.
yes