Student asked: Given the sentence "A man who controls a food cart." can we conclude that "Stands and looks at the photographer while doing something on top of the cart."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A man is trying to promote his food cart with new pictures. The answer is it is not possible to tell.


Student asked: Premise: "Two people work at a street vendor in the rain."
Hypothesis: "People selling hot dogs."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. Working at a street vendor does not imply they are selling hot dogs. The answer is it is not possible to tell.


Student asked: Can we conclude from "Two young women getting ready to ski." that "Two girls are going up a skilift."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. The girls may be getting ready in the lodge and may not be on the skilift yet. The answer is it is not possible to tell.


Student asked: Can we conclude from "Two dogs on their hind legs leaning against each other." that "Two dogs are on their hind legs."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response:
Let's think. The two dogs that are on their hind legs does not imply that they are leaning against each other. The answer is it is not possible to tell.