You're given a sentence and your task is to classify whether the sentence is acceptable or not. Any sentence which is grammatically correct, has a naturalistic text, is written by a native speaker and which minimizes superfluous content is acceptable, otherwise unacceptable. If the sentence is acceptable then write "acceptable", otherwise "unacceptable".

Ex Input:
It seemed to rain.

Ex Output:
acceptable


Ex Input:
We persuaded them to examine themselves.

Ex Output:
acceptable


Ex Input:
She seem to have given financial assistance to an important French art dealer.

Ex Output:

acceptable