Student asked: Premise: "A person taking pictures of fishing boats."
Hypothesis: "A person is using a camera."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. A person taking pictures of boats is a form of a person is using a camera. The answer is yes.

Student asked: Given the sentence "A group of climbers in silhouette stare towards the sun over the mountaintops." can we conclude that "A group of climbers have just reached the summit of a mountain just in time to see the sunset."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. Climbers can stare at the sun from places other than the summit. Not all the time the sun is out is it a sunset. The answer is it is not possible to tell.

Student asked: If "A group of asian students playing london bridges while another student lies on the ground." does that mean that "The kids are at recess at school."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. Children playing London Bridges must not be at recess at school. The answer is it is not possible to tell.

Student asked: Given the sentence "Three young women trying to perform in front of their president." is it true that "People perform a dance in front of their president."?
Teacher's response:
Let's think. Their are other things the young women could be performing besides a dance. The answer is it is not possible to tell.