Student asked: Premise: "A couple jumping in front of a scenic backdrop."
Hypothesis: "A couple jumps to pose for an interesting wedding photograph."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. Jumps in front of a backdrop does not imply jumps to pose. The answer is it is not possible to tell.


Student asked: Premise: "A dog is playing fetch with a ball."
Based on this premise, can we conclude that the hypothesis "A dog is running to fetch a ball his owner has thrown for him." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A dog can play catch with other people besides his owner. The answer is it is not possible to tell.


Student asked: Given the sentence "A man falling off of his surfboard." is it true that "A man wipes out while surfing."?
Teacher's response: Let's think. He falls while surfing and not while standing out of the water. The answer is it is not possible to tell.


Student asked: Can we conclude from "A woman in a pink dress is looking at a little boy's book with him." that "The woman is wearing a yellow dress."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response:
Let's think. A woman wearing a yellow dress cannot be simultaneously wearing a pink dress. The answer is no.