Student asked: Given the sentence "The girls were in the crowd." is it true that "The girls waited anxiously in the crowd."?
Teacher's response: Let's think. Girls in a crowd are not assumed to have waited anxiously. The answer is it is not possible to tell.

Student asked: Test for natural language inference.
Premise: "A person standing on a yellow ladder glues a poster on a wall."
Hypothesis: "A train is leaving."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. The person can't glue a poster on a wall when they are leaving on a train. The answer is no.

Student asked: Premise: "A young curly brown headed boy is jumping into the arms of a woman in a pool."
Hypothesis: "A boy is jumping into his mother's arms."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. The arms of the woman could be someone besides his mother's. The answer is it is not possible to tell.

Student asked: Given the sentence "A brightly-painted race car zips around a curve." can we conclude that "A f1 car takes a sharp corner at the bahrain finals."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. Just because a brightly-painted race car zips around a curve it does not mean the car is an F1. The answer is it is not possible to tell.