Student asked: Premise: "The wall in front of the bed is mirrored."
Hypothesis: "The one walled room outside had a mirror on it."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. The wall in front of the bed is not the same as the walled room outside. The answer is no.

Student asked: Can we conclude from "A group of people are on a stone street and waving up at the camera." that "A group of tourists wave at a friend."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Groups of people are not always tourists. People can wave at others that are not friends. The answer is it is not possible to tell.

Student asked: Premise: "A boy wearing a black t-shirt and gray stocking cap works on his skateboard skills."
Hypothesis: "A boy is riding a skateboard."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A boy in a black t-shirt and gray stocking cap is riding a skateboard. The answer is yes.

Student asked: Test for natural language inference.
Premise: "Two elderly woman have stopped to purchase ice cream cones."
Hypothesis: "Two best friends are getting a treat."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response:
Let's think. The fact that two elderly woman have purchased ice cream cones does not imply they are best friends. The answer is it is not possible to tell.