TASK DEFINITION: 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".
PROBLEM: I didn't eat any ice cream or any cake.

SOLUTION: acceptable

PROBLEM: I went to the store and bought some whisky.

SOLUTION: acceptable

PROBLEM: Stephen persuaded there to be a fountain in the park.

SOLUTION:
unacceptable