Student asked: Given the sentence "A man walks his bike past a large silver sculpture of a head." can we conclude that "A man is on a self-guided art tour."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A man walking his bike does not imply that he is on a self-guided art tour. The answer is it is not possible to tell.

Student asked: Premise: "Runners running down a track during a race."
Hypothesis: "People are moving forward on the track."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. Runners are people. Running down is a way of moving forward. The answer is yes.

Student asked: Premise: "A dog is perched up against a tree looking at the top."
Hypothesis: "Dogs trying to climb tree."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. When a dog is resting his paws on a tree it does not mean he is attempting to climb it. The answer is it is not possible to tell.

Student asked: Test for natural language inference.
Premise: "A young boy is sitting on a beach filling a water bottle with sand."
Hypothesis: "A child is near the ocean."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response:
Let's think. If a boy is filling a water bottle with sand he would be near the ocean. The answer is yes.