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 Q]: What table will he put the chair between some table and?
[EX A]: unacceptable

[EX Q]: Brown equipped a camera at Jones.
[EX A]: unacceptable

[EX Q]: About 20 liters of acid was poured into the beaker.
[EX A]:
acceptable