QUESTION: Given the sentence "Male in a black shirt boxing a female in a pink shirt." can we conclude that "Two people are practicing for a fight."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: The two people could be learning to box and are not actually practicing for a fight.
The answer is it is not possible to tell.

QUESTION: Premise: "A blue collar worker wearing safety glasses is operating an industrial machine."
Hypothesis: "A supervisor is checking to make sure a machine is running well."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Not every blue collar worker is a supervisor. A worker operating a machine needn't be checking to make sure the machine is running well.
The answer is it is not possible to tell.

QUESTION: Test for natural language inference.
Premise: "Two boys play in a park fountain."
Hypothesis: "The boys are eating breakfast at home."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly:
The boys cannot be playing in the park fountain and eating breakfast at home simultaneously.
The answer is no.