human
sentence : A dog or a cat is walking on the road.
separate this sentence into subject, object, and predicate.
if there isn't any subject, object, or prediate, put it with a blank.
gpt
--- Reasoning ---
1. Is the question multiple-choice question?
No
2. Is it implied multiple-choice question?
No
3. If two experts were independently asked the question, will the final answer be exactly the same?
Yes

--- Answer ---
grounded