question: OPTIONS:
- yes
- no
Benjamin K. Sovacool has argued that "some of the most surreptitious, yet powerful, impediments facing renewable energy and energy efficiency in the United States are more about culture and institutions than engineering and science".
Who argued that some of the problems facing renewable energy are more about culture and institutions than engineering and science?

answer: yes

question: OPTIONS:
- yes
- no
This synthetic substance is fluid enough to be transferred through conventional oil pipelines and can be fed into conventional oil refineries without any further treatment.
How many barrels of crude were upgraders making per day by 2015?

answer: no

question: OPTIONS:
- yes
- no
Other traditions included climbing a greased pole, feasting and drinking competitions.
What activity is done using a greased pole?

answer: yes

question: OPTIONS:
- yes
- no
Ashkenazi Jews have made up the majority of the American Jewish community since 1750.
Ashkenazi Jews have made up the majority of the American Jewish community since when?

answer:
yes