Q: Can we conclude from "A man on a bike that is doing a trick." that "A man doing a trick in front of others."?
Options:
- yes
- no
- it is not possible to tell
A: Doing a trick does not imply it is in front of others.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "Children in bright swimwear are seen playing in a fountain set in an outdoor plaza."
Hypothesis: "The children are having spaghetti."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: If the children were playing in a fountain then they would not be having a meal of spaghetti at the same time.
The answer is no.

Q: Can we conclude from "Three adolescent boys on computers in a room." that "Kids study networking in school."?
Options:
- yes
- no
- it is not possible to tell
A: Because there are computers in a room does not imply that any study is happening nor that it involves networking.
The answer is it is not possible to tell.

Q: Premise: "An older man is playing a guitar while on stage."
Based on this premise, can we conclude that the hypothesis "Nobody is playing guitar." is true?
Options:
- yes
- it is not possible to tell
- no
A:
The first says an older man is playing guitar but the second claims no one is.
The answer is no.