Please answer this: Determine the topic of the question. Question: "what are warehouse spreadsheets used for?" Topic:
++++++++
Answer: Data warehouse

Problem: Determine the topic of the question. Question: "when slavery abolished?" Topic:

A: Slavery in the United States

Problem: Given the question: Determine the topic of the question. Question: "where does ground pepper come from?" Topic:
++++++++++++++++++++++++++++++++
The answer is:
Black pepper

input question: Determine the topic of the question. Question: "how many days does the chinese new year last?" Topic:???
output answer: Chinese New Year

Determine the topic of the question. Question: "how many wives did henry the 8th have?" Topic:
----
Answer: Henry VIII of England

Q: Determine the topic of the question. Question: "what is the source of geothermal energy?" Topic:
A:
Geothermal energy