Question and answer: Q: If "People in a subway station waiting for their train." does that mean that "People are waiting at the airport gate for the plane."?
Options:
- yes
- it is not possible to tell
- no
A: no
Explanation: People are either at the airport or in a subway station.

Question and answer: Q: Premise: "A man is wearing a green shirt and a welders mask."
Based on this premise, can we conclude that the hypothesis "This man is dressed to do some welding." is true?
Options:
- yes
- it is not possible to tell
- no
A: yes
Explanation: A welders mask is used while doing some welding and the fact that the man is wearing a green shirt implies he is dressed.

Question and answer: Q: Can we conclude from "Two men on scooters pass each other on the road and make conversation." that "The two men went to school together."?
Options:
- yes
- no
- it is not possible to tell
A: it is not possible to tell
Explanation:
There's no way of knowing that the men went to school together.