Student asked: Premise: "People in a room watching television."
Hypothesis: "The people are watching a basketball match."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. People can watch many things on television besides a basketball match. The answer is it is not possible to tell.

Student asked: Test for natural language inference.
Premise: "Two women in black coats standing in front of a person sitting on a box on the ground."
Hypothesis: "Two friends are at a baseball game."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Two women siting on a box and not always friends. There is also no evidence they are at a basketball game. The answer is it is not possible to tell.

Student asked: Test for natural language inference.
Premise: "A baby in a purple shirt eating a cheese stick."
Hypothesis: "A baby is sleeping in a stroller."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. A baby can not be eating a cheese stick if its sleeping. The answer is no.

Student asked: Premise: "A mad boy who has a bowl on his head."
Hypothesis: "The happy boy is singing."
Do we know that the hypothesis entailed by the premise?
Teacher's response:
Let's think. The boy can't be both happy and mad at the same time. The answer is no.