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: The men are dancing.

A: acceptable
****
Q: What table will he put the chair between some table and?

A: unacceptable
****
Q: They skated along the canals.

A:
acceptable
****