Student asked: Can we conclude from "Man with dreadlocks takes a picture of children sitting near steps." that "The old man takes a picture."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. You cannot infer the mans age (old) from the description in the first sentence. The answer is it is not possible to tell.

Student asked: Given the sentence "A crowd of people browse various concession offerings." is it true that "The concession stand sells candy and drinks."?
Teacher's response: Let's think. People browsing concession offerings doesn't infer it sells candy and drinks. The answer is it is not possible to tell.

Student asked: Premise: "A child looks at a guard in red uniform from the other side of a fence."
Hypothesis: "The guard is protecting the gate."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The guard must be protecting the fence if he is on the other side of the gate. The answer is yes.

Student asked: Test for natural language inference.
Premise: "A guy in a striped shirt is pointing and smiling."
Hypothesis: "A guy's shirt has black and white stripes."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response:
Let's think. The stripes on the guy's shirt may or may not be black and white. The answer is it is not possible to tell.