Student asked: Premise: "People in some type of amusement park ride while one person operates it."
Hypothesis: "There is noone operating the ride."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. One person cannot be operating the ride if there is none operating the ride. The answer is no.


Student asked: Given the sentence "A man repairs his bed sheets." is it true that "A man is sewing ripped sheets."?
Teacher's response: Let's think. To repair bed sheets does not necessarily imply sewing sheets or that the sheets are ripped. The answer is it is not possible to tell.


Student asked: If "A girl in a green top is blowing the seed from a dandelion in a green field." does that mean that "A girl is taking a break from picking flowers."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A girl blowing the seed from a dandelion does not mean she is taking a break from picking flowers. The answer is it is not possible to tell.


Student asked: If "A tennis player is serving the ball on a grass court." does that mean that "A tennis player is playing the final set in a large tournament."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. Serving a ball does not imply playing the final set in a large tournament. The answer is it is not possible to tell.