input question: Determine the topic of the question. Question: "how tennessee became a state?" Topic:???
output answer: Tennessee

Determine the topic of the question. Question: "what are stink bombs made of?" Topic:
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Answer: Stink bomb

Q: Determine the topic of the question. Question: "who sang what a wonderful world?" Topic:
A: What a Wonderful World

Question: Determine the topic of the question. Question: "when was the internet started?" Topic:
Answer: History of the Internet

[Q]: Determine the topic of the question. Question: "when did thomson make the plum-pudding model?" Topic:
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[A]: Plum pudding model

Problem: Given the question: Determine the topic of the question. Question: "what year was the 8 track invented?" Topic:
++++++++++++++++++++++++++++++++
The answer is:
8-track tape