Student asked: Premise: "One marine flips another one down."
Hypothesis: "Two marines are having a fight over a woman."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. Marines can flip each other in training and not be having a fight over a woman. The answer is it is not possible to tell.

Student asked: Test for natural language inference.
Premise: "Young man showing his small child how to write."
Hypothesis: "Man and child are playing catch."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. If he is showing his child how to write they cant also be playing catch. The answer is no.

Student asked: Given the sentence "An older man works his station by the boat dock." can we conclude that "A man works next to a boat."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A man can work by a boat dock without working next to a boat. The answer is it is not possible to tell.

Student asked: Given the sentence "The little kids is jumping off a ledge and into the dirt below it." is it true that "Little kids are swinging on a swing set."?
Teacher's response:
Let's think. You cannot be swinging and jumping at the same time. A ledge and a swing set are not the same thing. The answer is no.