instruction: Is the next sentence syntactically and semantically acceptable?

Jane imagines Bill claims John believes Mary thinks Tom is honest.

response: acceptable


instruction: Is the next sentence syntactically and semantically acceptable?

He I often sees Mary.

response: acceptable


instruction: Is the next sentence syntactically and semantically acceptable?

The pudding which the man who ordered it said would be tasty was a horror show.

response: unacceptable


instruction: Is the next sentence syntactically and semantically acceptable?

He's too reliable a man.

response:
acceptable