[Q]: Sentence: The process used to extract the bitumen from the sand is a hot water process originally developed by Dr. Karl Clark of the University of Alberta during the 1920s. Question: Un what decade did Clark develop the hot water removal process? OPTIONS:
- yes
- no
++++++++++
[A]: yes

[Q]: Sentence: Mayor Bill de Blasio has committed to an 80% reduction in greenhouse gas emissions between 2014 and 2050 to reduce the city's contributions to climate change, beginning with a comprehensive "Green Buildings" plan. Question: What legal case sought to compel the Environmental Protection Agency to regular greenhouse gases? OPTIONS:
- yes
- no
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[A]: no

[Q]: Sentence: After graduating from high school, West received a scholarship to attend Chicago's American Academy of Art in 1997 and began taking painting classes, but shortly after transferred to Chicago State University to study English. Question: What subject was Kanye West's focus at Chicago State University? OPTIONS:
- yes
- no
++++++++++
[A]:
yes