Student asked: Premise: "A couple walks down a dirt street."
Hypothesis: "A couple walk together down road while a carriage drives past them."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The street could have been empty with no carriage in sight. The answer is it is not possible to tell.


Student asked: Given the sentence "A diver in a blue dive suit is sitting on a bench on a side of a boat preparing to go into the water." can we conclude that "A diver is sitting on a boat."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A diver preparing to go into the water is sitting on a boat. The answer is yes.


Student asked: If "Two hockey teams are about to battle each other." does that mean that "The teams will play each other for the championship."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. Just because two hockey teams are about to battle each other it doesn't mean they are about to play for the championship. It may just be a regular weekly game. The answer is it is not possible to tell.


Student asked: Given the sentence "Scuba divers are viewing the sunken airplane in the sea." can we conclude that "Researchers are trying to recover the black box from a sunken airplane."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. Scuba divers are not necessarily researchers and viewing the sunken airplane does not mean they trying to recover the black box. The answer is it is not possible to tell.