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:
Ellen conferred to Helen.
answer:
unacceptable


question:
I threw the ball to Mary, but she was looking at the birds flying overhead and didn't even notice.
answer:
acceptable


question:
Here's a plate for you to make Bob try to begin to force his sister to leave the cookies on.
answer:

acceptable