instruction: Is the next sentence syntactically and semantically acceptable?

The cat sauntered into the kitchen carrying a dead mouse.

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

Roses are certain to be planted in the garden by the gardener.

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

It tends to be warm in September.

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

There seemed to be a fountain in the park.

response:
acceptable