Q: If "Several people sit on a crowded subway." does that mean that "While two woman stand in the middle holding the poles."?
Options:
- yes
- it is not possible to tell
- no
A: The people were in the subway watching as the train is coming.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "Man standing wile wearing a helmet."
Hypothesis: "The man is riding without a helmet."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: A man can't be simultaneously wearing and not wearing a helmet.
The answer is no.

Q: Premise: "These people are attending a conference where there are all red chairs and tables."
Based on this premise, can we conclude that the hypothesis "People attending a conference." is true?
Options:
- yes
- it is not possible to tell
- no
A: If these people are attending a conference then there are people attending a conference.
The answer is yes.

Q: Premise: "A older man with a confused look."
Hypothesis: "An older man is lost in a strange city."
Do we know that the hypothesis entailed by the premise?
A:
A man with a confused look does not imply the man is lost.
The answer is it is not possible to tell.