instruction: Is the next sentence syntactically and semantically acceptable?

Angus is not leaving.

response: acceptable


instruction: Is the next sentence syntactically and semantically acceptable?

Because in came Aunt Norris, Fanny stopped talking.

response: unacceptable


instruction: Is the next sentence syntactically and semantically acceptable?

Jane and Elizabeth were both at home.

response: acceptable


instruction: Is the next sentence syntactically and semantically acceptable?

The wall banged with the grocery cart.

response:
unacceptable