instruction: Is the next sentence syntactically and semantically acceptable?

The company sent China its senior mining engineers to help plan the new mines.

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

We persuaded them to examine themselves.

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

This girl in the red coat will eat her breakfast before tomorrow.

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

Fluffy is sick, which it is certain that no one here realizes.

response:
acceptable