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: Is branch segment occlusion with acute myocardial infarction a risk for left ventricular free wall rupture?
Answer: The incidence of LVFWR was higher in group B and branch segment occlusion was identified as an independent predictor of LVFWR.

A: yes
****
Q: Question: Are proliferation of colo-357 pancreatic carcinoma cells and survival of patients with pancreatic carcinoma altered by insulin glargine?
Answer: Regular human insulin and insulin glargine may be used to treat diabetes in patients with pancreatic cancer.

A: no
****
Q: Question: Are new users of metformin at low risk of incident cancer : a cohort study among people with type 2 diabetes?
Answer: These results suggest that metformin use may be associated with a reduced risk of cancer. A randomized trial is needed to assess whether metformin is protective in a population at high risk for cancer.

A:
yes
****