Student asked: Premise: "Five men are washing windows of alpine style buildings on five ladders."
Based on this premise, can we conclude that the hypothesis "Men are cleaning the buildings." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. Just because Five men are washing windows of alpine style buildings on five ladders doesn't mean they are cleaning. The answer is it is not possible to tell.

Student asked: Given the sentence "An ariel view of people walking down the street." can we conclude that "An overhead shot of people walking down a street shopping."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. An ariel view of people walking down the street does not imply the people are shopping. The answer is it is not possible to tell.

Student asked: Test for natural language inference.
Premise: "A man in a suit is giving a presentation while a lady in a black and white top sits."
Hypothesis: "A person tries to impress his boss."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Giving a presentation does not imply tries to impress his boss. The answer is it is not possible to tell.

Student asked: Premise: "A male topless rock climber is climbing a rock face whilst attached to a safety harness."
Hypothesis: "A man is climbing a rock wall before his friend comes up."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. It doesn't say if the man went up before his friend. The answer is it is not possible to tell.