An appeal on questions of law is fine, as far as it goes, but pure questions of law may be relatively rare. (slaw.ca)
But on factual and policy matters falling within the specialized expertise of a decision - maker, it is clear, at least in Canada, that deference is now owed even on pure questions of law and constitutional matters. (administrativelawmatters.com)
One of the oldest, purest questions in baseball has been effectively ruined by Mike Trout. (sbnation.com)