Given a statement and question, generate the answer to the question such that the answer is contained in the statement.
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Question: statement: raccoons protect their young with nests, question: What do raccoons protect their young?

Answer: nests


Question: statement: Smallpox is not affected by medicines., question: What is not affected by smallpox?

Answer: medicines


Question: statement: individual nerve cells transmit nerve signals to other cells., question: What transmits nerve signals to other cells?

Answer:
individual nerve cells