Student asked: Given the sentence "Two brown dogs stand in the surf and play with a small blue ball." can we conclude that "Two dogs playing with a ball."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The two dogs do not necessarily have to be playing together. The answer is it is not possible to tell.

Student asked: Given the sentence "Three people are looking at merchandise of a jewelry kiosk." can we conclude that "The people were shopping."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. Looking at merchandise at a jewelry kiosk is a form of shopping. The answer is yes.

Student asked: Test for natural language inference.
Premise: "Someone is standing down in the street and about to throw something."
Hypothesis: "A person preparing to throw a sandwich across to their friend."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Someone standing and about to throw something does not clarify that the person is trying to throw a sandwich to their friend. The answer is it is not possible to tell.

Student asked: Premise: "A woman in a purple coat and black cap sits on a short brick wall near a trashcan."
Hypothesis: "The woman is wearing red."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. Red clothes are quite different from a purple coat and black cap. The answer is no.