instruction: Is the next sentence syntactically and semantically acceptable?

Mr Woodhouse sat in an armchair.
OPTIONS:
- unacceptable
- acceptable

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

I won't have any money.
OPTIONS:
- unacceptable
- acceptable

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

We have many graduate students but this year the graduate director met with any student in the graduate program individually to discuss their progress.
OPTIONS:
- unacceptable
- acceptable

response: unacceptable

instruction: Is the next sentence syntactically and semantically acceptable?

Yeltsin saw Stalin holding the bag.
OPTIONS:
- unacceptable
- acceptable

response:
acceptable