Problem: Determine the topic of the question. Question: "how long did the roman empire last?" Topic:

A: Roman Empire

Problem: Determine the topic of the question. Question: "how long was richard nixon a president?" Topic:

A: Richard Nixon

Problem: Determine the topic of the question. Question: "what are lobbying groups?" Topic:

A: Lobbying

Problem: Determine the topic of the question. Question: "how many schools are in the big ten?" Topic:

A:
Big Ten Conference