Student asked: Test for natural language inference.
Premise: "A large man is stopped at an intersection on a scooter."
Hypothesis: "A small man was stopped at an intersection by a scooter."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Major contradiction in mention of a large man and a small man in the two cases. The answer is no.

Student asked: Premise: "The baltimore orioles are excited after winning a big game."
Hypothesis: "The orioles have scored more points than the other team."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. Winning a game entails scoring more points than the other team. The answer is yes.

Student asked: Premise: "A man riding on the back of a trash truck."
Hypothesis: "The man is a city sanitation employee."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. Sentence one states the man is riding in the back of a trash truck. Just because he is a sanitation employee doesn't mean he rides in the back of a trash truck. The answer is it is not possible to tell.

Student asked: Given the sentence "A large group of people watching others run a marathon." can we conclude that "The group of people are friends of the runners."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. A group of people watching a race doesn't have to be friends. The answer is it is not possible to tell.