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".

Input: Consider Input: The more Fred is obnoxious, the less you should pay attention to him.

Output: acceptable


Input: Consider Input: The chickens seem fond with the farmer.

Output: unacceptable


Input: Consider Input: The more contented the nurses began to believe that we were going to pretend to be, the more angry we grew at the doctors.


Output: unacceptable