Student asked: Test for natural language inference.
Premise: "Young boys running on grass."
Hypothesis: "The boys are indoors on a rainy day."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Young boys running on grass instead of being indoors on a rainy day. The answer is no.

Student asked: Can we conclude from "A boy wears plastic toy teeth and green plastic toy glasses which are much too small for him." that "A boy wears plastic teeth and glasses and a toy hat."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. A boy wearing toy teeth and glasses need not necessarily wear a toy hat also. The answer is it is not possible to tell.

Student asked: If "Two men in white uniforms with black belts are competing in a martial arts tournament." does that mean that "Two men dressed as nurses wearing tool belts are in a martial arts cook off."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. Men cannot be wearing martial arts uniforms and be dressed as nurses. The answer is no.

Student asked: Given the sentence "A man is speaking into a microphone." is it true that "A man is speaking into a tuna sandwich."?
Teacher's response:
Let's think. A man can't be speaking into a microphone and speaking into a tuna sandwich at the same time. The answer is no.