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.

Input: Consider Input: Question: Does successful AV fistula creation lead to higher catheter use : the experience by the Northwest Renal Network 16 Vascular Access Quality Improvement Program . Four years follow-up?
Answer: The success of Network 16's AVF interventions demonstrates the effectiveness of Network education promoting multidisciplinary teamwork, and innovative strategies to increase dramatically AVF use without substantial increase in catheter use.

Output: no


Input: Consider Input: Question: Does high expression of Cullin1 indicate poor prognosis for NSCLC patients?
Answer: These data suggested that Cullin1 might promote the progression of NSCLC and be a biotarget for NSCLC's therapy.

Output: yes


Input: Consider Input: Question: Is mTHFR C677T polymorphism associated with placental abruption or preeclampsia in Finnish women?
Answer: MTHFR C677T polymorphism does not have a major role in the development of preeclampsia or placental abruption in the Finnish population.


Output: no