question:
Forward passes were not allowed in the Canadian game until 1929, and touchdowns, which had been five points, were increased to six points in 1956, in both cases several decades after the Americans had adopted the same changes.
In which year did forward passes become acceptable in Canadian football?

answer: yes

question:
During the Cold War the runways and taxiways of some airfields were painted green.
What was camouflaged during World War II?

answer: no

question:
According to the Stockholm Convention on Persistent Organic Pollutants, 9 of the 12 most dangerous and persistent organic chemicals are organochlorine pesticides.
Are pesticides chemical or biological agents?

answer: no

question:
However, the newspaper reverted to the Tories for the next election five years later.
At the 1945 general election, The Times adopted a stance that was referred to by what name?

answer:
no