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".

[Q]: One of the problems was the robins.
[A]: acceptable


[Q]: Shaving myself is difficult for me.
[A]: acceptable


[Q]: I don't really want to go to the dentist's, but I know I should.
[A]:
acceptable