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 lions ate at the meat raw.

Output: unacceptable


Input: Consider Input: While Rusty might leave in order to please Mag, he won't his father.

Output: unacceptable


Input: Consider Input: Anne is curious as to why her father sent her a telegram to America to return home at once.


Output: acceptable