Student asked: Test for natural language inference.
Premise: "A couple in white is feeding each other."
Hypothesis: "Two skinny people are spitting at an umpire."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. They are either feeding each other or are spitting at an umpire but not both at the same time. The answer is no.

Student asked: Premise: "A man in midair about to land on a snowboard."
Hypothesis: "The man is about to dive in water."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. Someone cannot ride a snowboard and dive in the water at the same time. The answer is no.

Student asked: Premise: "A woman wearing sunglasses and a black shirt is running on the beach."
Hypothesis: "A woman wearing sweatpants sprints away from a seagull."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. You can run on the beach and not be running away from a seagull. The answer is it is not possible to tell.

Student asked: Premise: "A city street is being cleaned by a man in a green vehicle."
Hypothesis: "The street is being cleaned."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. If a man is cleaning the street with a vehicle then the streets are being cleaned. The answer is yes.