Student asked: Given the sentence "Girl hanging upside down with city in the background." is it true that "Girl playing on a jungle gym in a city."?
Teacher's response: Let's think. The city is either in the background or in a city. The answer is it is not possible to tell.


Student asked: If "A biker wearing a red and white outfit is riding a dirt bike on a track." does that mean that "The child is about to go down the slide at the park."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. One cannot simultaneously be riding a dirt bike on a track while going down the slide at a park. The answer is no.


Student asked: Given the sentence "A lady with red-hair and a white jacket pauses to look at her shopping list in the milk section of a grocery store." can we conclude that "A middle-aged lady has milk on her grocery list."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. Not all ladies are middle aged. A lady looks at her shopping list in the milk section of a grocery store doesn't imply that she has milk on her grocery list. The answer is it is not possible to tell.


Student asked: Given the sentence "A constructions site on the side of the mountain with a bulldozer digging in the ground that is all dirt." can we conclude that "A construction site on the great plains with a bull dozer digging into the earth."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. A construction site on the great plains cannot also be a construction site on the side of a mountain. The answer is no.