Premise: "Two boys are harnessed to a tree and are swinging across a wire."
Hypothesis: "Two boys are standing in a tree."
Do we know that the hypothesis entailed by the premise?

no
Explanation: The boys cannot stand in a tree and swing on across a wire at the same time..

Premise: "Pastry chefs are lined up sorting pastries."
Based on this premise, can we conclude that the hypothesis "The chefs prepared this for a special event." is true?
Options:
- yes
- it is not possible to tell
- no

it is not possible to tell
Explanation: Chefs lining up doesn't mean it is for a special event..

Test for natural language inference.
Premise: "A man wearing a black shirt with his arm around a woman walking down the street."
Hypothesis: "A man wearing a blue shirt playing tennis."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

no
Explanation: Black and blue are two different colors. Someone playing tennis cannot have their arm around someone while walking down the street..

Given the sentence "A black-haired woman is riding on a subway." can we conclude that "A black-haired woman is riding on top of a subway train."?
Options:
- yes
- it is not possible to tell
- no
no
Explanation: If one is riding on a subway they cannot also be on top of the train..