If "A little girl in a purple sweater and plain shorts walks with a woman past a subway." does that mean that "A girl and a woman are walking outdoors."?
Options:
- yes
- it is not possible to tell
- no

yes
Explanation: Walking past a subway clearly entails the girl and a woman are walking outdoors..

Test for natural language inference.
Premise: "Grandparents are discussing their son's future seriously."
Hypothesis: "The grandparents did not have children."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

no
Explanation: There can be no son if they did not have children..

Premise: "Large group of people all dressed up standing in two loosely organized lines on stairs."
Hypothesis: "The people are waiting for entrance to an event."
Do we know that the hypothesis entailed by the premise?

it is not possible to tell
Explanation: The fact of standing in two loosely organized lines doesn't mean as entrance. The arrangement has not been specified for entrance..

Premise: "A black dog with a stuffed animal in its mouth is running and jumping through a snowy field."
Hypothesis: "The dog in the field is named fido."
Do we know that the hypothesis entailed by the premise?
it is not possible to tell
Explanation: Not all dog with a stuffed animal in its mouth is named FIDO..