Student asked: Test for natural language inference.
Premise: "A lady in a pink shirt running on a sunny day."
Hypothesis: "Old lady wears pink during run."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Not all ladies who were pink in a park and run are old. Very few old ladies would run in a park due to their age. The answer is it is not possible to tell.


Student asked: Test for natural language inference.
Premise: "A group of people dressed in black watching as one person is performing."
Hypothesis: "People fighting in a concert."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. If they were watching a person performing then they wouldn't be fighting. The answer is no.


Student asked: Premise: "A white dog jumping in green grass by a brickwall and a stream of water."
Hypothesis: "The dog is outside playing in the grass with his companion."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The white dog jumping in green grass by a brickwall doesn't describe that he is with his companion. The answer is it is not possible to tell.


Student asked: Premise: "A man in a red shirt looks at a fallen tree."
Hypothesis: "A man looks at a tree that was blown over in a tornado."
Do we know that the hypothesis entailed by the premise?
Teacher's response:
Let's think. Just because the tree is fallen doesn't mean it was blown over in a tornado. The answer is it is not possible to tell.