Can we conclude from "Football players engaged in a tackle." that "Football players are on a football field."?
Options:
- yes
- no
- it is not possible to tell

it is not possible to tell
Explanation: Not all football players engaged in a tackle are on a football field..

Test for natural language inference.
Premise: "The black dog in the field has something in its mouth."
Hypothesis: "The dog a bird in it's mouth."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

it is not possible to tell
Explanation: Not everything that a dog might have in its mouth is a bird..

Test for natural language inference.
Premise: "A child eating and enjoying pizza."
Hypothesis: "A child eating dinner."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

it is not possible to tell
Explanation: A child eating pizza does not necessarily mean that the child is eating dinner..

Given the sentence "A young man in a white t-shirt is looking at the photographer." can we conclude that "A young man is smiling for the camera."?
Options:
- yes
- it is not possible to tell
- no
it is not possible to tell
Explanation: The young man is not necessarily smiling while having his picture taken..