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: Fred gave the ball over Molly.

A: unacceptable
****
Q: I didn't realize that it had rained and some crops had been destroyed.

A: acceptable
****
Q: The magician vanished a rabbit into thin air.

A:
unacceptable
****