Student asked: Can we conclude from "The street sweeping crew cleans the street with a crowd of people in the background." that "A crew works to make the public streets cleaner."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. A sweeping crew's job would be working to make the streets cleaner. The answer is yes.


Student asked: Test for natural language inference.
Premise: "A historian and his friend digging in the mines to look for more fossils for study."
Hypothesis: "The historian and his friend are at a party."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. One cannot be digging in mines and attend a party at the same time. The answer is no.


Student asked: Given the sentence "A group of people sit in chairs while listening to a speaker." is it true that "The group is watching a baseball game."?
Teacher's response: Let's think. Listening a speech and watching a game cannot be done simultaneously. The answer is no.


Student asked: Premise: "A lone skier dressed in black skies down the snowy slope."
Based on this premise, can we conclude that the hypothesis "The skier went down the slope on christmas." is true?
Options:
- yes
- it is not possible to tell
- no
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. Just because a skier skies down the slope it does not mean it is christmas. The answer is it is not possible to tell.