Student asked: Premise: "Two women waiting for the crosswalk light to turn green."
Hypothesis: "Two women are running down the streets."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The two women are either waiting for the crosswalk light to turn green or running down the streets. The answer is no.


Student asked: Premise: "A man in a used car is holding his hand out the window and taking a picture."
Hypothesis: "A man in an old automobile photographs something."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. A used car could be an old car and something is what he is taking a picture of out the window. The answer is yes.


Student asked: Test for natural language inference.
Premise: "Man standing in the foreground with taxi behind with lights on and buildings in the background and light filtering down from above."
Hypothesis: "A tall person standing."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. There is no way of telling if the man is a tall person. The answer is it is not possible to tell.


Student asked: Given the sentence "A white dog is walking on top of a mountain." can we conclude that "A dog is enjoying himself."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. Not all dogs walking on top of a mountain are necessarily be enjoying it. The answer is it is not possible to tell.