[Q]: Sentence: is very common and has been identified as a major health hazard. Question: Urinating and defecating in public has been identified as what? OPTIONS:
- yes
- no
++++++++++
[A]: yes

[Q]: Sentence: In 1674, only two years after the French left, the centre of Utrecht was struck by a tornado. Question: What collapsed during the tornado OPTIONS:
- yes
- no
++++++++++
[A]: no

[Q]: Sentence: Copper has been used since ancient times as a durable, corrosion resistant, and weatherproof architectural material. Question: How long has copper been used in building construction? OPTIONS:
- yes
- no
++++++++++
[A]:
no