question:
This decision was reversed after a sustained campaign by the newspaper itself lasting 16 months, and the election of a Labour-led council in 1971.
When was the library ban reversed?

answer: yes

question:
The country has been quoted as being "an extraordinarily decentralized country", with the central government accounting for just 18% of public spending, 38% for the regional governments, 13% for the local councils, and the remaining 31% for the social security system.
What type of government does Spain have?

answer: yes

question:
Today's environmental problems are the salination of the Werra river, caused by discharges of K+S salt mines around Unterbreizbach and overfertilisation in agriculture, damaging the soil and small rivers.
What is one thing that helped to improve condition of forests, rivers and air?

answer: no

question:
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