[Q]: Sentence: Ultimately, Lee spent over two and a half years writing Question: How long did Lee spend writing the book?
++++++++++
[A]: yes

[Q]: Sentence: Modern Egypt is considered to be a regional and middle power, with significant cultural, political, and military influence in North Africa, the Middle East and the Muslim world. Question: What economic sectors does Egypt have?
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[A]: no

[Q]: Sentence: Economic sanctions against Iran, such as the embargo against Iranian crude oil, have affected the economy. Question: What economic sanction against Iranian crude oil has adversely affected the Iranian economy?
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[A]:
yes