input question: Determine the topic of the question. Question: "what was the cash and carry lend lease?" Topic:???
output answer: Lend-Lease

input question: Determine the topic of the question. Question: "what is the defensive line in football called?" Topic:???
output answer: American football positions

input question: Determine the topic of the question. Question: "what does estee lauder do?" Topic:???
output answer: Estee Lauder Companies

input question: Determine the topic of the question. Question: "what does 3g network mean?" Topic:???
output answer:
3G