Student asked: Test for natural language inference.
Premise: "One man is playing a guitar."
Hypothesis: "Another is playing the keyboard and the last is playing a trumpet."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. All three men are playing the same type of musical instrument. The answer is no.

Student asked: Premise: "A boy in a renaissance fair costume is standing by cars parked on grass."
Hypothesis: "A boy is going to a festivle."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A boy in a costume does not imply going to a festivle (festival). The answer is it is not possible to tell.

Student asked: Premise: "A mustached man in a white shirt is at a stand that displays cigarettes and glass bottles of various sodas."
Hypothesis: "A man is looking at various things that can be purchased."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. Cigarettes and glass bottles are various things that can be purchased. The answer is yes.

Student asked: Premise: "A little girl is ecstatic after opening a present at her birthday party."
Hypothesis: "A little girl is sad."
Do we know that the hypothesis entailed by the premise?
Teacher's response:
Let's think. Ecstatic and sad are on opposite ends of the emotional spectrum. The answer is no.