Determine the topic of the question. Question: "what countries are in cono sur?" Topic:
Ans: Southern Cone

Determine the topic of the question. Question: "what are the side effects for lyme disease?" Topic:
Ans: Lyme disease

Determine the topic of the question. Question: "what is firewire used for?" Topic:
Ans: IEEE 1394

Determine the topic of the question. Question: "what is black hairy tongue disease?" Topic:
Ans: Black hairy tongue