input question: Determine the topic of the question. Question: "who owns smirnoff?" Topic:???
output answer: Smirnoff

Determine the topic of the question. Question: "What did Lawrence Joshua Chamberlain do??" Topic:
----
Answer: Joshua Chamberlain

Q: Determine the topic of the question. Question: "who is on the hundred dollar bill?" Topic:
A: United States one hundred-dollar bill

Question: Determine the topic of the question. Question: "what states has the electric chair?" Topic:
Answer: Electric chair

[Q]: Determine the topic of the question. Question: "What does the term "mens rea" mean?" Topic:
****
[A]: Mens rea

Problem: Given the question: Determine the topic of the question. Question: "what is buttoned-down shirt??" Topic:
++++++++++++++++++++++++++++++++
The answer is:
Dress shirt