instruction: Is the next sentence syntactically and semantically acceptable?

I have six too many marbles.

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

Mary gets depressed and she listens to the Grateful Dead.

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

The beaver built a dam.

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

John said Heidi was obsessed with broccoli.

response:
acceptable