[Q]: Sentence: Wood is sometimes defined as only the secondary xylem in the stems of trees, or it is defined more broadly to include the same type of tissue elsewhere such as in the roots of trees or shrubs.[citation needed] Question: In addition to being used to build things, what has wood been used for over thousands of years?
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[A]: no

[Q]: Sentence: Charles Pollak (born Karol Pollak), the inventor of the first electrolytic capacitors, found out that the oxide layer on an aluminum anode remained stable in a neutral or alkaline electrolyte, even when the power was switched off. Question: Who invented the first electrolytic capacitor?
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[A]: yes

[Q]: Sentence: Paddy Chayefsky's Academy Award-winning Marty was the most notable examination of working class Bronx life was also explored by Chayefsky in his 1956 film The Catered Affair, and in the 1993 Robert De Niro/Chazz Palminteri film, A Bronx Tale, Spike Lee's 1999 movie Summer of Sam, centered in an Italian-American Bronx community, 1994's I Question: What did 'The Catered Affair' explore?
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[A]:
yes