QUESTION: Given the sentence "A girl holding a crocodile's mouth closed." can we conclude that "A girl holds an animal mouth closed for a show."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Someone could hold a crocodiles mouth shut and not be in a show.
The answer is it is not possible to tell.

QUESTION: Can we conclude from "People riding a miniature park train." that "People are riding a train."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: The people are riding a train because they're doing so in a park.
The answer is yes.

QUESTION: Test for natural language inference.
Premise: "A brown dog runs in a field while its ears fly to the sides."
Hypothesis: "A dog is chasing after a stick thrown by it's owner."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly:
Runs in a field does not necessarily mean chasing after a stick thrown by it's owner.
The answer is it is not possible to tell.