Problem: Given the question: Determine the topic of the question. Question: "how does a solid state drive work?" Topic:
++++++++++++++++++++++++++++++++
The answer is:
Solid-state drive

Problem: Given the question: Determine the topic of the question. Question: "where does the return address go on mail?" Topic:
++++++++++++++++++++++++++++++++
The answer is:
Return address

Problem: Given the question: Determine the topic of the question. Question: "what is another name for the large intestine?" Topic:
++++++++++++++++++++++++++++++++
The answer is:
Large intestine