Please answer this: Generate a question about the topic "Data warehouse" whose answer would be: The data stored in the warehouse are uploaded from the operational systems (such as marketing, sales etc., shown in the figure to the right)..
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Answer: what are warehouse spreadsheets used for?

Problem: Generate a question about the topic "Slavery in the United States" whose answer would be: In January 1863 President Lincoln freed slaves in the Confederacy through the Emancipation Proclamation ..

A: when slavery abolished?

Problem: Given the question: Generate a question about the topic "Black pepper" whose answer would be: Currently Vietnam is the world's largest producer and exporter of pepper, producing 34% of the world's Piper nigrum crop as of 2008..
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The answer is:
where does ground pepper come from?

input question: Generate a question about the topic "Chinese New Year" whose answer would be: 9 12 February (Vietnam).???
output answer: how many days does the chinese new year last?

Generate a question about the topic "Henry VIII of England" whose answer would be: Besides his six marriages, Henry VIII is known for his role in the separation of the Church of England from the Roman Catholic Church..
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Answer: how many wives did henry the 8th have?

Q: Generate a question about the topic "Geothermal energy" whose answer would be: The Geothermal energy of the Earth's crust originates from the original formation of the planet (20%) and from radioactive decay of minerals (80%)..
A:
what is the source of geothermal energy?