instruction: Is the next sentence syntactically and semantically acceptable?

To find a new mate, go to a dating service.
OPTIONS:
- unacceptable
- acceptable

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

I liked Mary and John.
OPTIONS:
- unacceptable
- acceptable

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

Odysseus attempted the helmsman to hear the sirens.
OPTIONS:
- unacceptable
- acceptable

response: unacceptable

instruction: Is the next sentence syntactically and semantically acceptable?

There is only one chemical substance involved in nerve transmission.
OPTIONS:
- unacceptable
- acceptable

response:
acceptable