Problem: Given the question: Determine the topic of the question. Question: "how many vehicles are registered in the us?" Topic:
++++++++++++++++++++++++++++++++
The answer is:
Passenger vehicles in the United States

input question: Determine the topic of the question. Question: "what is evoked otoacoustic emissions?" Topic:???
output answer: Otoacoustic emission

Determine the topic of the question. Question: "Who is General Grievous of Star Wars?" Topic:
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Answer: General Grievous

Q: Determine the topic of the question. Question: "what composer used sound mass?" Topic:
A: Sound mass

Question: Determine the topic of the question. Question: "when did thomas jefferson become president?" Topic:
Answer: Thomas Jefferson

Please answer this: Determine the topic of the question. Question: "when can you use a defibulator?" Topic:
++++++++
Answer:
Defibrillation