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: How easy to please John is it?

SOLUTION: unacceptable

PROBLEM: Mary's happy with her work, and John's with his children.

SOLUTION: acceptable

PROBLEM: We elected the man who he had brought with him president.

SOLUTION:
unacceptable