Categorize the comment on the basis of obscenity. If the comment is obscene output Yes, otherwise output No.

[EX Q]: Funny thing is if you take the helicopter trip and land on the Glacier, they talk about the other glaciers in the area that are actually growing in size.  That doesn't fit some ones agenda at the visitors center I would assume, so they leave that part out.
[EX A]: No

[EX Q]: Apparently you don't know what an oxymoron is. Or what a Mensa  member sounds like.
[EX A]: No

[EX Q]: Another fool pipes in.
[EX A]:
Yes