Student asked: Given the sentence "Older man works on model airplane while woman stands by." can we conclude that "A man is working on a model plane."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A man works on model airplane implies he is working on a model plane. The answer is yes.

Student asked: Premise: "A swimmer is trying to dive into the water."
Based on this premise, can we conclude that the hypothesis "A person attempts to jump into the water." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A swimmer is a person and is trying to jump into the water. The answer is yes.

Student asked: Test for natural language inference.
Premise: "A red telephone box sits in the middle of a crowded sidewalk."
Hypothesis: "A phone is in the building."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. The phone can't be in the building while in the middle of the sidewalk. The answer is no.

Student asked: Premise: "A man is walking through a colorful part of town on the way home with a sack of groceries."
Based on this premise, can we conclude that the hypothesis "The town is full of cars." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. The colorful part of town may be pedestrian based. We cannot conclude that it is full of cars. The answer is it is not possible to tell.