instruction:
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".
question:
The angrier Sue gets, the more Fred admires her.
answer:
acceptable


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


question:
I've never seen a taller man than my mother.
answer:

acceptable