instruction: Is the next sentence syntactically and semantically acceptable?

Anson demonized old
OPTIONS:
- unacceptable
- acceptable

response: unacceptable

instruction: Is the next sentence syntactically and semantically acceptable?

Susanne gave the minivan to George.
OPTIONS:
- unacceptable
- acceptable

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

I know two men behind myself.
OPTIONS:
- unacceptable
- acceptable

response: unacceptable

instruction: Is the next sentence syntactically and semantically acceptable?

Heidi said that pictures of herself were embarrassing.
OPTIONS:
- unacceptable
- acceptable

response:
acceptable