instruction: Is the next sentence syntactically and semantically acceptable?

Who did Athena introduce who to?

response: unacceptable


instruction: Is the next sentence syntactically and semantically acceptable?

I was trying and buying some whiskey.

response: unacceptable


instruction: Is the next sentence syntactically and semantically acceptable?

They can do it, can't they?

response: acceptable


instruction: Is the next sentence syntactically and semantically acceptable?

When Bill smokes, all the more does Susan hate him.

response:
acceptable