Student asked: Premise: "Two football players talk during a game."
Hypothesis: "Two football players are talking about what play to do for the big game."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. Just because two football players are talking during a game doesn't mean they're talking about what play to do for the big game. The answer is it is not possible to tell.

Student asked: Given the sentence "A man with a blue jacket stands outside a building with gold-rimmed doors." is it true that "A man is standing in a big city."?
Teacher's response: Let's think. Not all buildings with gold-rimmed doors are in a big city. The answer is it is not possible to tell.

Student asked: Given the sentence "A man shovels slush of the street." is it true that "A man cuts the lawn."?
Teacher's response: Let's think. A man can not shovel slush and cut the lawn simultaneously. A man can not be in the lawn and the street simultaneously. The answer is no.

Student asked: Given the sentence "An onlooker sits on the shore of a pool overlooked by massive waterfalls." is it true that "An onlooker is admiring the view of the scenery on vacation."?
Teacher's response:
Let's think. Just because an onlooker site on the shore of a pool doesn't mean they are admiring anything. The onlooker might not be on vacation. The answer is it is not possible to tell.