Student: Test for natural language inference.
Premise: "A man in a tall red hat is riding on a green tractor and waving to spectators."
Hypothesis: "The tractor is big."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell.
Teacher: Let's think:
A man on a green tractor doesn't mean it is a big tractor. So the final answer is it is not possible to tell.