Given the task definition and input, reply with output. 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.

Question: Do organ system failures predict prognosis in critically ill patients with acute renal failure requiring dialysis?
Answer: The mortality rate for intensive care unit patients with acute renal failure continues to be high. Multiple organ system failure occurs frequently and is the major cause of death. The mortality rate increases as the number of failed organs increases.
yes