Student asked: Premise: "A smiling woman and a child sitting down and having dinner."
Hypothesis: "A mom and child are enjoying dinner at a fancy restaurant."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. A woman and child are having dinner but that doesn't mean the woman is a mom. The woman and child aren't necessarily enjoying dinner and they aren't necessarily at a fancy restaurant. The answer is it is not possible to tell.


Student asked: Can we conclude from "A group of girls sit back to back." that "A group of girls are sitting."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Group of girls sitting back to back is a form of sitting. The answer is yes.


Student asked: Can we conclude from "People sitting down mending fishing nets along side a river on a cloudy day." that "People are standing in a river."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. People standing in a river contradicts with people sitting down alongside a river. The answer is no.


Student asked: Premise: "A man wearing a red helmet jumps up while riding a skateboard."
Hypothesis: "The man performed a trick for the crowd."
Do we know that the hypothesis entailed by the premise?
Teacher's response:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Let's think. Man jumps up while riding a skateboard does not imply that he performed a trick for the crowd. The answer is it is not possible to tell.