instruction: Is the next sentence syntactically and semantically acceptable?

He will could go

response: unacceptable

instruction: Is the next sentence syntactically and semantically acceptable?

Julie and Jenny did.

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

I like Mary and she does too.

response: unacceptable

instruction: Is the next sentence syntactically and semantically acceptable?

John tried to sleep.

response:
acceptable