Student asked: Can we conclude from "A group of people are dancing while wearing rollerskates." that "A cat is chasing a dog."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. People dancing is not the same as a cat chasing a dog. The answer is no.


Student asked: Test for natural language inference.
Premise: "A man and a woman are jogging down the sidewalk."
Hypothesis: "A man and woman are trying to get fit."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Not all jogging is done in the service of trying to get fit. The answer is it is not possible to tell.


Student asked: Can we conclude from "A climber wearing a red shirt is climbing a rock face on a snowy day." that "A man has climbed high up on a rock face."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. A rock climber can be either a man or a woman. The answer is it is not possible to tell.


Student asked: Premise: "A woman is working on an ice sculpture."
Hypothesis: "A woman is sculpting something out of ice."
Do we know that the hypothesis entailed by the premise?
Teacher's response:
Let's think. A woman working on an ice sculpture would have to be sculpting. The answer is yes.