Detailed Instructions: 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.
Problem:Question: Are coagulation-related factors , thrombomodulin and protein Z , associated with risk for oral cancer?
Answer: Inherited predisposition affecting protein Z or thrombomodulin levels does not modulate susceptibility to oral cancer. Any possible contribution of thrombin to oral oncogenesis may involve other factors.
Solution:
no