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

Ex Input:
Getting independent verification of any tests used is of high importance. We must make sure that any tests used are developmentally appropriate, free of racial and ethic bias, and for skills which are of actual value. Test the tests, and then test them again.  Students shouldn't be scare off learning by being forced to endure developmentally and culturally inappropriate instruction and tests.

Ex Output:
No


Ex Input:
DARPA, the subdivision of the Defense Department in charge of devising Really Scary Shit That's Never Been Seen on Earth Before ... aka the inventors of the internet.

Ex Output:
Yes


Ex Input:
Then let's put the gay men on an island and lesbian women on another and after 100 years see if anyone is left, if it is a natural lifestyle!

Ex Output:

Yes