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

[EX Q]: Good! Don't let the door hit you in the A$$ when you leave!
[EX A]: Yes

[EX Q]: Margaret Conaway, thank you for your excellent letter!  And yes Kelly is insane.
[EX A]: Yes

[EX Q]: Oddly  similar, although the bear is most likely smarter than trump supporters.
[EX A]:
Yes