Q: 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
A: A man on a green tractor doesn't mean it is a big tractor.
The answer is it is not possible to tell.

Q: Given the sentence "A native women displaying a decorative blanket." is it true that "A woman is selling her handmade blanket at a fair."?
A: Not all native women displaying a decorative blanket is selling her handmade.
The answer is it is not possible to tell.

Q: Premise: "People wait for their luggage at the airport."
Hypothesis: "A group of people are talking on their phone waiting for their bags."
Do we know that the hypothesis entailed by the premise?
A: People can be waiting for luggage without talking on their phone or engaging in any other activity.
The answer is it is not possible to tell.

Q: Premise: "The man is driving his equipment under the archway."
Hypothesis: "The sad man is driving his equipment under the archway."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A:
The man's mood is not known. He might not be sad.
The answer is it is not possible to tell.