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: Does co-Administration of Metformin and N-Acetyl Cysteine fail to Improve Clinical Manifestations in PCOS Individual Undergoing ICSI?
Answer: CONSIDERING THE ADVERSE EFFECT OF COMBINATION THERAPY, WE PROPOSED THE CONADMINISTRATION MIGHT HAVE NO BENEFICIAL EFFECT FOR PCOS PATIENT DURING COURSE OF OVULATION INDUCTION OF ICSI (REGISTRATION NUMBER: IRCT201204159476N1).
A:
yes