Teacher: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.
Teacher: Now, understand the problem? Solve this instance: Question: Does humeral windows and longitudinal split for component removal in revision shoulder arthroplasty?
Answer: In both groups, there were no cases of malunion or clinical loosening. These data suggest that windows and longitudinal splits facilitate controlled removal of well-fixed components with high rate of union and low rate of intraoperative or postoperative sequelae.
Student:
yes