[Q]: What is the question to: "The 2010 Haiti earthquake was a catastrophic magnitude 7.0 Mw earthquake , with an epicenter near the town of Leogane ( Ouest Department ), approximately west of Port-au-Prince , Haiti's capital."? The topic is 2010 Haiti earthquake.
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[A]: "what kind of earthquake was haiti?"

[Q]: What is the question to: "Add-on (Mozilla) , a piece of software that enhances and customizes Mozilla-based applications"? The topic is Add-on.
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[A]: "what are add ons?"

[Q]: What is the question to: "George Washington ( , 1799) was the first President of the United States (17891797), the commander-in-chief of the Continental Army during the American Revolutionary War , and one of the Founding Fathers of the United States ."? The topic is George Washington.
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[A]: "when was washington elected president?"

[Q]: What is the question to: "The company was founded on April 1, 1976, and incorporated as Apple Computer, Inc. on January 3, 1977."? The topic is Apple Inc..
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[A]:
"When was Apple Computer founded?"