Problem: Determine the topic of the question. Question: "what is the sign for degrees?" Topic:

A: Degree symbol

Problem: Given the question: Determine the topic of the question. Question: "what is el morro in puerto rico?" Topic:
++++++++++++++++++++++++++++++++
The answer is:
Castillo San Felipe del Morro

input question: Determine the topic of the question. Question: "what is vitamin a for?" Topic:???
output answer: Vitamin A

Determine the topic of the question. Question: "what are rocker arms??" Topic:
----
Answer: Rocker arm

Q: Determine the topic of the question. Question: "what are add ons?" Topic:
A: Add-on

[Q]: Determine the topic of the question. Question: "how is rfid tag powered?" Topic:
****
[A]:
Radio-frequency identification