Student asked: Premise: "Two people running on a treadmill inside."
Hypothesis: "Two people are talking about politics while on treadmills."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. Two people could be talking about something other than politics while running on the treadmills. The answer is it is not possible to tell.


Student asked: Given the sentence "Little boy in blue shirt and gray shorts running at a park." is it true that "A boy plays in the sand at the park."?
Teacher's response: Let's think. The boy is running at a park so he probably isn't playing in the sand. The answer is it is not possible to tell.


Student asked: Given the sentence "A woman in a bikini bottom holds her right hand up near a ball." can we conclude that "A woman is near a ball."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. One must be near a ball to have a right hand up near a ball. The answer is yes.


Student asked: Premise: "A woman wearing a yellow blouse is walking on a city sidewalk while a cab whizzes by."
Hypothesis: "The woman is seated."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. One can't be walking and be seated at the same time. The answer is no.