instruction: Is the next sentence syntactically and semantically acceptable?

For him to do that would be a mistake.

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

Mary thinks that John said that Susan likes pictures of himself?

response: unacceptable

instruction: Is the next sentence syntactically and semantically acceptable?

I cycled around France.

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

I read him two statements about himself.

response:
acceptable